./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-76.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_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-76.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 37a401d94248af81d62b67901dd8ce902b105c572e909a68983c85bb0f29e843 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:00:20,927 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:00:21,015 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 19:00:21,021 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:00:21,021 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 19:00:21,050 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:00:21,051 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 19:00:21,051 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 19:00:21,052 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 19:00:21,053 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 19:00:21,054 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:00:21,054 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 19:00:21,055 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:00:21,055 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:00:21,057 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 19:00:21,058 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:00:21,058 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:00:21,059 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:00:21,059 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:00:21,059 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:00:21,059 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:00:21,063 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:00:21,064 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:00:21,064 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:00:21,065 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:00:21,065 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:00:21,065 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:00:21,065 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:00:21,066 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:00:21,066 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 19:00:21,066 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 19:00:21,067 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 19:00:21,068 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:00:21,069 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:00:21,069 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:00:21,070 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:00:21,070 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 19:00:21,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:00:21,070 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 19:00:21,071 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 19:00:21,083 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 19:00:21,084 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 19:00:21,084 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_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37a401d94248af81d62b67901dd8ce902b105c572e909a68983c85bb0f29e843 [2024-11-08 19:00:21,369 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:00:21,401 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:00:21,403 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:00:21,405 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:00:21,405 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:00:21,406 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-76.i Unable to find full path for "g++" [2024-11-08 19:00:23,457 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:00:23,660 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:00:23,661 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-76.i [2024-11-08 19:00:23,678 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/data/b4d9855a9/a5dee025ff3e4070bfea0f967f10b948/FLAGb1b31d3ce [2024-11-08 19:00:23,693 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/data/b4d9855a9/a5dee025ff3e4070bfea0f967f10b948 [2024-11-08 19:00:23,695 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:00:23,697 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:00:23,698 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:00:23,698 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:00:23,704 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:00:23,705 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:00:23" (1/1) ... [2024-11-08 19:00:23,706 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4febebee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:23, skipping insertion in model container [2024-11-08 19:00:23,706 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:00:23" (1/1) ... [2024-11-08 19:00:23,738 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:00:23,928 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_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-76.i[919,932] [2024-11-08 19:00:24,062 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:00:24,077 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:00:24,093 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_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-76.i[919,932] [2024-11-08 19:00:24,162 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:00:24,188 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:00:24,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:24 WrapperNode [2024-11-08 19:00:24,189 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:00:24,190 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:00:24,190 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:00:24,191 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:00:24,199 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:24" (1/1) ... [2024-11-08 19:00:24,214 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:24" (1/1) ... [2024-11-08 19:00:24,277 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 226 [2024-11-08 19:00:24,277 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:00:24,278 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:00:24,278 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:00:24,278 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:00:24,293 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:24" (1/1) ... [2024-11-08 19:00:24,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:24" (1/1) ... [2024-11-08 19:00:24,298 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:24" (1/1) ... [2024-11-08 19:00:24,316 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 19:00:24,320 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:24" (1/1) ... [2024-11-08 19:00:24,321 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:24" (1/1) ... [2024-11-08 19:00:24,340 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:24" (1/1) ... [2024-11-08 19:00:24,348 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:24" (1/1) ... [2024-11-08 19:00:24,354 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:24" (1/1) ... [2024-11-08 19:00:24,360 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:24" (1/1) ... [2024-11-08 19:00:24,369 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:00:24,370 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:00:24,370 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:00:24,370 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:00:24,373 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:24" (1/1) ... [2024-11-08 19:00:24,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:00:24,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:00:24,413 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 19:00:24,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 19:00:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:00:24,450 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:00:24,450 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:00:24,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 19:00:24,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:00:24,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:00:24,540 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:00:24,542 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:00:25,058 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-08 19:00:25,058 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:00:25,086 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:00:25,086 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:00:25,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:00:25 BoogieIcfgContainer [2024-11-08 19:00:25,087 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:00:25,094 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 19:00:25,094 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 19:00:25,100 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 19:00:25,100 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 07:00:23" (1/3) ... [2024-11-08 19:00:25,101 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@687c0158 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:00:25, skipping insertion in model container [2024-11-08 19:00:25,101 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:24" (2/3) ... [2024-11-08 19:00:25,102 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@687c0158 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:00:25, skipping insertion in model container [2024-11-08 19:00:25,102 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:00:25" (3/3) ... [2024-11-08 19:00:25,103 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-76.i [2024-11-08 19:00:25,121 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 19:00:25,121 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 19:00:25,226 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 19:00:25,233 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;@4654bc3a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 19:00:25,233 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 19:00:25,238 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 70 states have (on average 1.5142857142857142) internal successors, (106), 71 states have internal predecessors, (106), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-08 19:00:25,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-08 19:00:25,257 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:25,258 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:00:25,258 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:25,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:25,264 INFO L85 PathProgramCache]: Analyzing trace with hash -1903053607, now seen corresponding path program 1 times [2024-11-08 19:00:25,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:25,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727656509] [2024-11-08 19:00:25,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:25,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:25,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:25,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:00:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:25,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 19:00:25,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:25,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 19:00:25,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:25,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 19:00:25,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:25,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 19:00:25,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:25,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 19:00:25,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:25,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 19:00:25,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:25,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 19:00:25,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:25,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 19:00:25,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:25,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 19:00:25,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:25,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 19:00:25,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:25,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 19:00:25,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:25,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 19:00:25,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:25,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 19:00:25,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:25,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 19:00:25,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:25,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 19:00:25,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:25,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 19:00:25,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:25,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 19:00:25,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:25,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-08 19:00:25,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:25,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 19:00:25,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:25,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 19:00:25,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:25,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 19:00:25,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:25,847 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 19:00:25,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:25,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727656509] [2024-11-08 19:00:25,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727656509] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:00:25,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:00:25,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 19:00:25,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188793563] [2024-11-08 19:00:25,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:00:25,860 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 19:00:25,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:25,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 19:00:25,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 19:00:25,897 INFO L87 Difference]: Start difference. First operand has 95 states, 70 states have (on average 1.5142857142857142) internal successors, (106), 71 states have internal predecessors, (106), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-08 19:00:25,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:25,950 INFO L93 Difference]: Finished difference Result 178 states and 308 transitions. [2024-11-08 19:00:25,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 19:00:25,952 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) Word has length 154 [2024-11-08 19:00:25,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:25,959 INFO L225 Difference]: With dead ends: 178 [2024-11-08 19:00:25,960 INFO L226 Difference]: Without dead ends: 86 [2024-11-08 19:00:25,963 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 68 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 19:00:25,966 INFO L432 NwaCegarLoop]: 132 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, 132 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 19:00:25,967 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 19:00:25,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2024-11-08 19:00:26,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2024-11-08 19:00:26,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 62 states have (on average 1.4193548387096775) internal successors, (88), 62 states have internal predecessors, (88), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-08 19:00:26,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 132 transitions. [2024-11-08 19:00:26,020 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 132 transitions. Word has length 154 [2024-11-08 19:00:26,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:26,021 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 132 transitions. [2024-11-08 19:00:26,021 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-08 19:00:26,021 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 132 transitions. [2024-11-08 19:00:26,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-08 19:00:26,026 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:26,026 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:00:26,027 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 19:00:26,027 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:26,027 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:26,028 INFO L85 PathProgramCache]: Analyzing trace with hash 894066321, now seen corresponding path program 1 times [2024-11-08 19:00:26,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:26,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118832046] [2024-11-08 19:00:26,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:26,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:26,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:26,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:00:26,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:26,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 19:00:26,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:26,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 19:00:26,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:26,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 19:00:26,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:26,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 19:00:26,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:26,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 19:00:26,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:26,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 19:00:26,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:26,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 19:00:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:26,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 19:00:26,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:26,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 19:00:26,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:26,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 19:00:26,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:26,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 19:00:26,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:26,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 19:00:26,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:26,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 19:00:26,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:26,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 19:00:26,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:26,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 19:00:26,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:26,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 19:00:26,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:26,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 19:00:26,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:26,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-08 19:00:26,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:26,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 19:00:26,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:26,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 19:00:26,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:26,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 19:00:26,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:26,619 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 19:00:26,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:26,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118832046] [2024-11-08 19:00:26,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118832046] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:00:26,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:00:26,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 19:00:26,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223062804] [2024-11-08 19:00:26,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:00:26,624 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 19:00:26,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:26,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 19:00:26,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 19:00:26,627 INFO L87 Difference]: Start difference. First operand 86 states and 132 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:00:26,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:26,877 INFO L93 Difference]: Finished difference Result 252 states and 390 transitions. [2024-11-08 19:00:26,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 19:00:26,882 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 154 [2024-11-08 19:00:26,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:26,885 INFO L225 Difference]: With dead ends: 252 [2024-11-08 19:00:26,885 INFO L226 Difference]: Without dead ends: 169 [2024-11-08 19:00:26,889 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 45 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 19:00:26,890 INFO L432 NwaCegarLoop]: 127 mSDtfsCounter, 76 mSDsluCounter, 201 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 328 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 19:00:26,891 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 328 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 19:00:26,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2024-11-08 19:00:26,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 167. [2024-11-08 19:00:26,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 120 states have (on average 1.425) internal successors, (171), 120 states have internal predecessors, (171), 44 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-08 19:00:26,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 259 transitions. [2024-11-08 19:00:26,941 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 259 transitions. Word has length 154 [2024-11-08 19:00:26,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:26,943 INFO L471 AbstractCegarLoop]: Abstraction has 167 states and 259 transitions. [2024-11-08 19:00:26,943 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:00:26,943 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 259 transitions. [2024-11-08 19:00:26,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-08 19:00:26,949 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:26,950 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:00:26,950 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 19:00:26,950 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:26,950 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:26,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1595130899, now seen corresponding path program 1 times [2024-11-08 19:00:26,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:26,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731694688] [2024-11-08 19:00:26,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:26,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:27,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:27,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:00:27,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:27,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 19:00:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:27,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 19:00:27,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:27,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 19:00:27,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:27,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 19:00:27,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:27,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 19:00:27,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:27,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 19:00:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:27,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 19:00:27,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:27,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 19:00:27,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:27,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 19:00:27,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:27,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 19:00:27,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:27,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 19:00:27,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:27,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 19:00:27,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:27,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 19:00:27,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:27,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 19:00:27,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:27,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 19:00:27,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:27,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 19:00:27,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:27,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 19:00:27,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:27,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-08 19:00:27,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:27,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 19:00:27,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:27,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 19:00:27,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:27,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 19:00:27,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:27,627 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 19:00:27,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:27,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731694688] [2024-11-08 19:00:27,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731694688] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:00:27,628 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:00:27,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 19:00:27,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416599832] [2024-11-08 19:00:27,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:00:27,632 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 19:00:27,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:27,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 19:00:27,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 19:00:27,634 INFO L87 Difference]: Start difference. First operand 167 states and 259 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:00:27,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:27,807 INFO L93 Difference]: Finished difference Result 407 states and 637 transitions. [2024-11-08 19:00:27,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 19:00:27,809 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 154 [2024-11-08 19:00:27,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:27,812 INFO L225 Difference]: With dead ends: 407 [2024-11-08 19:00:27,812 INFO L226 Difference]: Without dead ends: 243 [2024-11-08 19:00:27,817 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 46 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 19:00:27,818 INFO L432 NwaCegarLoop]: 109 mSDtfsCounter, 70 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 208 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 19:00:27,819 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 208 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 19:00:27,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2024-11-08 19:00:27,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 212. [2024-11-08 19:00:27,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 142 states have (on average 1.3732394366197183) internal successors, (195), 142 states have internal predecessors, (195), 66 states have call successors, (66), 3 states have call predecessors, (66), 3 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-08 19:00:27,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 327 transitions. [2024-11-08 19:00:27,881 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 327 transitions. Word has length 154 [2024-11-08 19:00:27,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:27,884 INFO L471 AbstractCegarLoop]: Abstraction has 212 states and 327 transitions. [2024-11-08 19:00:27,885 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:00:27,885 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 327 transitions. [2024-11-08 19:00:27,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-08 19:00:27,891 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:27,892 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:00:27,892 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 19:00:27,892 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:27,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:27,892 INFO L85 PathProgramCache]: Analyzing trace with hash 1461117393, now seen corresponding path program 1 times [2024-11-08 19:00:27,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:27,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135763091] [2024-11-08 19:00:27,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:27,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:27,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:28,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:00:28,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:28,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 19:00:28,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:28,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 19:00:28,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:28,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 19:00:28,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:28,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 19:00:28,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:28,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 19:00:28,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:28,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 19:00:28,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:28,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 19:00:28,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:28,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 19:00:28,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:28,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 19:00:28,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:28,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 19:00:28,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:28,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 19:00:28,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:28,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 19:00:28,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:28,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 19:00:28,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:28,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 19:00:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:28,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 19:00:28,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:28,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 19:00:28,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:28,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 19:00:28,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:28,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-08 19:00:28,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:28,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 19:00:28,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:28,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 19:00:28,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:28,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 19:00:28,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:28,219 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 19:00:28,219 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:28,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135763091] [2024-11-08 19:00:28,219 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135763091] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:00:28,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:00:28,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 19:00:28,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277251055] [2024-11-08 19:00:28,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:00:28,221 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 19:00:28,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:28,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 19:00:28,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 19:00:28,224 INFO L87 Difference]: Start difference. First operand 212 states and 327 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:00:28,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:28,876 INFO L93 Difference]: Finished difference Result 844 states and 1311 transitions. [2024-11-08 19:00:28,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 19:00:28,877 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 154 [2024-11-08 19:00:28,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:28,882 INFO L225 Difference]: With dead ends: 844 [2024-11-08 19:00:28,883 INFO L226 Difference]: Without dead ends: 680 [2024-11-08 19:00:28,884 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-08 19:00:28,885 INFO L432 NwaCegarLoop]: 178 mSDtfsCounter, 346 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 258 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 346 SdHoareTripleChecker+Valid, 469 SdHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 19:00:28,885 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [346 Valid, 469 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 258 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 19:00:28,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states. [2024-11-08 19:00:28,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 670. [2024-11-08 19:00:28,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 670 states, 462 states have (on average 1.3636363636363635) internal successors, (630), 462 states have internal predecessors, (630), 198 states have call successors, (198), 9 states have call predecessors, (198), 9 states have return successors, (198), 198 states have call predecessors, (198), 198 states have call successors, (198) [2024-11-08 19:00:28,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 670 states and 1026 transitions. [2024-11-08 19:00:28,979 INFO L78 Accepts]: Start accepts. Automaton has 670 states and 1026 transitions. Word has length 154 [2024-11-08 19:00:28,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:28,980 INFO L471 AbstractCegarLoop]: Abstraction has 670 states and 1026 transitions. [2024-11-08 19:00:28,980 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:00:28,980 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1026 transitions. [2024-11-08 19:00:28,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-08 19:00:28,983 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:28,984 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:00:28,984 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 19:00:28,984 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:28,984 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:28,985 INFO L85 PathProgramCache]: Analyzing trace with hash -839705197, now seen corresponding path program 1 times [2024-11-08 19:00:28,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:28,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460856453] [2024-11-08 19:00:28,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:28,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:29,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:29,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:00:29,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:29,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 19:00:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:29,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 19:00:29,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:29,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 19:00:29,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:29,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 19:00:29,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:29,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 19:00:29,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:29,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 19:00:29,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:29,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 19:00:29,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:29,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 19:00:29,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:29,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 19:00:29,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:29,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 19:00:29,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:29,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 19:00:29,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:29,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 19:00:29,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:29,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 19:00:29,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:29,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 19:00:29,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:29,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 19:00:29,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:29,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 19:00:29,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:29,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 19:00:29,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:29,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-08 19:00:29,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:29,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 19:00:29,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:29,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 19:00:29,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:29,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 19:00:29,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:29,416 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 19:00:29,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:29,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460856453] [2024-11-08 19:00:29,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460856453] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:00:29,418 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:00:29,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 19:00:29,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155065153] [2024-11-08 19:00:29,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:00:29,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 19:00:29,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:29,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 19:00:29,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-08 19:00:29,422 INFO L87 Difference]: Start difference. First operand 670 states and 1026 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:00:29,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:29,650 INFO L93 Difference]: Finished difference Result 1302 states and 2001 transitions. [2024-11-08 19:00:29,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 19:00:29,651 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 154 [2024-11-08 19:00:29,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:29,658 INFO L225 Difference]: With dead ends: 1302 [2024-11-08 19:00:29,658 INFO L226 Difference]: Without dead ends: 680 [2024-11-08 19:00:29,661 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-08 19:00:29,662 INFO L432 NwaCegarLoop]: 112 mSDtfsCounter, 125 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 19:00:29,662 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 316 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 19:00:29,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states. [2024-11-08 19:00:29,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 678. [2024-11-08 19:00:29,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 678 states, 470 states have (on average 1.372340425531915) internal successors, (645), 470 states have internal predecessors, (645), 198 states have call successors, (198), 9 states have call predecessors, (198), 9 states have return successors, (198), 198 states have call predecessors, (198), 198 states have call successors, (198) [2024-11-08 19:00:29,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 678 states and 1041 transitions. [2024-11-08 19:00:29,753 INFO L78 Accepts]: Start accepts. Automaton has 678 states and 1041 transitions. Word has length 154 [2024-11-08 19:00:29,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:29,754 INFO L471 AbstractCegarLoop]: Abstraction has 678 states and 1041 transitions. [2024-11-08 19:00:29,754 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:00:29,754 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1041 transitions. [2024-11-08 19:00:29,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-08 19:00:29,756 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:29,757 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:00:29,757 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 19:00:29,757 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:29,757 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:29,758 INFO L85 PathProgramCache]: Analyzing trace with hash 1351768910, now seen corresponding path program 1 times [2024-11-08 19:00:29,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:29,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164235194] [2024-11-08 19:00:29,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:29,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:29,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:30,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:00:30,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:30,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 19:00:30,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:30,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 19:00:30,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:30,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 19:00:30,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:30,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 19:00:30,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:30,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 19:00:30,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:30,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 19:00:30,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:30,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 19:00:30,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:30,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 19:00:30,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:30,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 19:00:30,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:30,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 19:00:30,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:30,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 19:00:30,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:30,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 19:00:30,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:30,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 19:00:30,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:30,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 19:00:30,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:30,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 19:00:30,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:30,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 19:00:30,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:30,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 19:00:30,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:30,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-08 19:00:30,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:30,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 19:00:30,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:30,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 19:00:30,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:30,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 19:00:30,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:30,174 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 19:00:30,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:30,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164235194] [2024-11-08 19:00:30,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164235194] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:00:30,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:00:30,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 19:00:30,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854207090] [2024-11-08 19:00:30,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:00:30,176 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 19:00:30,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:30,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 19:00:30,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 19:00:30,177 INFO L87 Difference]: Start difference. First operand 678 states and 1041 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:00:30,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:30,389 INFO L93 Difference]: Finished difference Result 1628 states and 2502 transitions. [2024-11-08 19:00:30,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 19:00:30,390 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 156 [2024-11-08 19:00:30,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:30,396 INFO L225 Difference]: With dead ends: 1628 [2024-11-08 19:00:30,397 INFO L226 Difference]: Without dead ends: 998 [2024-11-08 19:00:30,399 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 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 19:00:30,400 INFO L432 NwaCegarLoop]: 146 mSDtfsCounter, 75 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 244 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 19:00:30,401 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 244 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 19:00:30,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 998 states. [2024-11-08 19:00:30,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 998 to 996. [2024-11-08 19:00:30,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 996 states, 696 states have (on average 1.3721264367816093) internal successors, (955), 696 states have internal predecessors, (955), 286 states have call successors, (286), 13 states have call predecessors, (286), 13 states have return successors, (286), 286 states have call predecessors, (286), 286 states have call successors, (286) [2024-11-08 19:00:30,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 996 states and 1527 transitions. [2024-11-08 19:00:30,529 INFO L78 Accepts]: Start accepts. Automaton has 996 states and 1527 transitions. Word has length 156 [2024-11-08 19:00:30,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:30,529 INFO L471 AbstractCegarLoop]: Abstraction has 996 states and 1527 transitions. [2024-11-08 19:00:30,530 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:00:30,530 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1527 transitions. [2024-11-08 19:00:30,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-08 19:00:30,532 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:30,532 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:00:30,532 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 19:00:30,533 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:30,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:30,533 INFO L85 PathProgramCache]: Analyzing trace with hash -236578992, now seen corresponding path program 1 times [2024-11-08 19:00:30,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:30,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048979155] [2024-11-08 19:00:30,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:30,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:30,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:00:30,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2003022940] [2024-11-08 19:00:30,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:30,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:00:30,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:00:30,605 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:00:30,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 19:00:30,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:30,789 INFO L255 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-08 19:00:30,805 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:00:33,343 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 19:00:33,343 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:00:33,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:33,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048979155] [2024-11-08 19:00:33,344 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-08 19:00:33,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2003022940] [2024-11-08 19:00:33,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2003022940] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:00:33,345 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:00:33,345 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 19:00:33,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200393414] [2024-11-08 19:00:33,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:00:33,346 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 19:00:33,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:33,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 19:00:33,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 19:00:33,347 INFO L87 Difference]: Start difference. First operand 996 states and 1527 transitions. Second operand has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 8 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:00:34,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:34,797 INFO L93 Difference]: Finished difference Result 2695 states and 4109 transitions. [2024-11-08 19:00:34,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 19:00:34,798 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 8 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 156 [2024-11-08 19:00:34,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:34,809 INFO L225 Difference]: With dead ends: 2695 [2024-11-08 19:00:34,809 INFO L226 Difference]: Without dead ends: 2065 [2024-11-08 19:00:34,812 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2024-11-08 19:00:34,812 INFO L432 NwaCegarLoop]: 287 mSDtfsCounter, 507 mSDsluCounter, 707 mSDsCounter, 0 mSdLazyCounter, 991 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 507 SdHoareTripleChecker+Valid, 994 SdHoareTripleChecker+Invalid, 1050 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 991 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-08 19:00:34,813 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [507 Valid, 994 Invalid, 1050 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 991 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-08 19:00:34,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2065 states. [2024-11-08 19:00:35,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2065 to 1468. [2024-11-08 19:00:35,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1468 states, 1030 states have (on average 1.362135922330097) internal successors, (1403), 1030 states have internal predecessors, (1403), 418 states have call successors, (418), 19 states have call predecessors, (418), 19 states have return successors, (418), 418 states have call predecessors, (418), 418 states have call successors, (418) [2024-11-08 19:00:35,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1468 states and 2239 transitions. [2024-11-08 19:00:35,018 INFO L78 Accepts]: Start accepts. Automaton has 1468 states and 2239 transitions. Word has length 156 [2024-11-08 19:00:35,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:35,019 INFO L471 AbstractCegarLoop]: Abstraction has 1468 states and 2239 transitions. [2024-11-08 19:00:35,019 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 8 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:00:35,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 2239 transitions. [2024-11-08 19:00:35,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-08 19:00:35,021 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:35,021 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:00:35,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-08 19:00:35,225 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:00:35,226 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:35,226 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:35,226 INFO L85 PathProgramCache]: Analyzing trace with hash 443479378, now seen corresponding path program 1 times [2024-11-08 19:00:35,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:35,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206864934] [2024-11-08 19:00:35,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:35,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:35,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:00:35,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1123957327] [2024-11-08 19:00:35,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:35,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:00:35,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:00:35,282 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:00:35,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 19:00:35,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:35,479 INFO L255 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 19:00:35,488 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:00:36,258 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 19:00:36,258 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:00:36,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:36,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206864934] [2024-11-08 19:00:36,258 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-08 19:00:36,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1123957327] [2024-11-08 19:00:36,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1123957327] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:00:36,259 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:00:36,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 19:00:36,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596361705] [2024-11-08 19:00:36,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:00:36,260 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 19:00:36,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:36,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 19:00:36,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-11-08 19:00:36,261 INFO L87 Difference]: Start difference. First operand 1468 states and 2239 transitions. Second operand has 10 states, 10 states have (on average 4.9) internal successors, (49), 9 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:00:39,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:39,271 INFO L93 Difference]: Finished difference Result 5328 states and 8143 transitions. [2024-11-08 19:00:39,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-08 19:00:39,272 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.9) internal successors, (49), 9 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 156 [2024-11-08 19:00:39,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:39,292 INFO L225 Difference]: With dead ends: 5328 [2024-11-08 19:00:39,293 INFO L226 Difference]: Without dead ends: 3808 [2024-11-08 19:00:39,298 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=198, Invalid=452, Unknown=0, NotChecked=0, Total=650 [2024-11-08 19:00:39,299 INFO L432 NwaCegarLoop]: 378 mSDtfsCounter, 872 mSDsluCounter, 1554 mSDsCounter, 0 mSdLazyCounter, 1453 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 872 SdHoareTripleChecker+Valid, 1932 SdHoareTripleChecker+Invalid, 1654 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 1453 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-08 19:00:39,299 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [872 Valid, 1932 Invalid, 1654 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 1453 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-08 19:00:39,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3808 states. [2024-11-08 19:00:39,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3808 to 3025. [2024-11-08 19:00:39,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3025 states, 2058 states have (on average 1.3294460641399417) internal successors, (2736), 2058 states have internal predecessors, (2736), 924 states have call successors, (924), 42 states have call predecessors, (924), 42 states have return successors, (924), 924 states have call predecessors, (924), 924 states have call successors, (924) [2024-11-08 19:00:39,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 3025 states and 4584 transitions. [2024-11-08 19:00:39,743 INFO L78 Accepts]: Start accepts. Automaton has 3025 states and 4584 transitions. Word has length 156 [2024-11-08 19:00:39,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:39,744 INFO L471 AbstractCegarLoop]: Abstraction has 3025 states and 4584 transitions. [2024-11-08 19:00:39,744 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.9) internal successors, (49), 9 states have internal predecessors, (49), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:00:39,744 INFO L276 IsEmpty]: Start isEmpty. Operand 3025 states and 4584 transitions. [2024-11-08 19:00:39,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-08 19:00:39,747 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:39,747 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:00:39,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-08 19:00:39,951 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:00:39,952 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:39,952 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:39,953 INFO L85 PathProgramCache]: Analyzing trace with hash -1128086272, now seen corresponding path program 1 times [2024-11-08 19:00:39,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:39,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000754860] [2024-11-08 19:00:39,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:39,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:40,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:00:40,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [854383624] [2024-11-08 19:00:40,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:40,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:00:40,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:00:40,060 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:00:40,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-08 19:00:40,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:40,317 INFO L255 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-08 19:00:40,323 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:00:42,128 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 19:00:42,128 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:00:42,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:42,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000754860] [2024-11-08 19:00:42,129 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-08 19:00:42,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [854383624] [2024-11-08 19:00:42,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [854383624] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:00:42,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:00:42,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 19:00:42,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103508559] [2024-11-08 19:00:42,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:00:42,130 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 19:00:42,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:42,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 19:00:42,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-08 19:00:42,131 INFO L87 Difference]: Start difference. First operand 3025 states and 4584 transitions. Second operand has 10 states, 10 states have (on average 5.0) internal successors, (50), 9 states have internal predecessors, (50), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:00:43,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:43,597 INFO L93 Difference]: Finished difference Result 4105 states and 6214 transitions. [2024-11-08 19:00:43,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 19:00:43,599 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.0) internal successors, (50), 9 states have internal predecessors, (50), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 157 [2024-11-08 19:00:43,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:43,637 INFO L225 Difference]: With dead ends: 4105 [2024-11-08 19:00:43,637 INFO L226 Difference]: Without dead ends: 3475 [2024-11-08 19:00:43,642 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2024-11-08 19:00:43,643 INFO L432 NwaCegarLoop]: 241 mSDtfsCounter, 331 mSDsluCounter, 1089 mSDsCounter, 0 mSdLazyCounter, 1041 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 331 SdHoareTripleChecker+Valid, 1330 SdHoareTripleChecker+Invalid, 1089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 1041 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-08 19:00:43,644 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [331 Valid, 1330 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 1041 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-08 19:00:43,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3475 states. [2024-11-08 19:00:44,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3475 to 3103. [2024-11-08 19:00:44,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3103 states, 2113 states have (on average 1.3293894936109796) internal successors, (2809), 2113 states have internal predecessors, (2809), 946 states have call successors, (946), 43 states have call predecessors, (946), 43 states have return successors, (946), 946 states have call predecessors, (946), 946 states have call successors, (946) [2024-11-08 19:00:44,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3103 states to 3103 states and 4701 transitions. [2024-11-08 19:00:44,049 INFO L78 Accepts]: Start accepts. Automaton has 3103 states and 4701 transitions. Word has length 157 [2024-11-08 19:00:44,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:44,050 INFO L471 AbstractCegarLoop]: Abstraction has 3103 states and 4701 transitions. [2024-11-08 19:00:44,050 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.0) internal successors, (50), 9 states have internal predecessors, (50), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:00:44,050 INFO L276 IsEmpty]: Start isEmpty. Operand 3103 states and 4701 transitions. [2024-11-08 19:00:44,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-08 19:00:44,052 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:44,053 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:00:44,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-08 19:00:44,253 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:00:44,254 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:44,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:44,254 INFO L85 PathProgramCache]: Analyzing trace with hash -448027902, now seen corresponding path program 1 times [2024-11-08 19:00:44,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:44,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005315500] [2024-11-08 19:00:44,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:44,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:44,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:00:44,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1345713524] [2024-11-08 19:00:44,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:44,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:00:44,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:00:44,343 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:00:44,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-08 19:00:44,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:44,510 INFO L255 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:00:44,514 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:00:45,525 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 19:00:45,526 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:00:45,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:45,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005315500] [2024-11-08 19:00:45,526 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-08 19:00:45,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1345713524] [2024-11-08 19:00:45,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1345713524] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:00:45,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:00:45,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 19:00:45,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122826392] [2024-11-08 19:00:45,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:00:45,528 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 19:00:45,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:45,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 19:00:45,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-08 19:00:45,529 INFO L87 Difference]: Start difference. First operand 3103 states and 4701 transitions. Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 6 states have internal predecessors, (50), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:00:46,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:46,312 INFO L93 Difference]: Finished difference Result 6569 states and 10031 transitions. [2024-11-08 19:00:46,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 19:00:46,312 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 6 states have internal predecessors, (50), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 157 [2024-11-08 19:00:46,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:46,341 INFO L225 Difference]: With dead ends: 6569 [2024-11-08 19:00:46,342 INFO L226 Difference]: Without dead ends: 4317 [2024-11-08 19:00:46,349 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-08 19:00:46,350 INFO L432 NwaCegarLoop]: 378 mSDtfsCounter, 274 mSDsluCounter, 945 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 274 SdHoareTripleChecker+Valid, 1323 SdHoareTripleChecker+Invalid, 248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 19:00:46,351 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [274 Valid, 1323 Invalid, 248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 19:00:46,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4317 states. [2024-11-08 19:00:46,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4317 to 3407. [2024-11-08 19:00:46,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3407 states, 2302 states have (on average 1.3214596003475239) internal successors, (3042), 2302 states have internal predecessors, (3042), 1056 states have call successors, (1056), 48 states have call predecessors, (1056), 48 states have return successors, (1056), 1056 states have call predecessors, (1056), 1056 states have call successors, (1056) [2024-11-08 19:00:46,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3407 states to 3407 states and 5154 transitions. [2024-11-08 19:00:46,896 INFO L78 Accepts]: Start accepts. Automaton has 3407 states and 5154 transitions. Word has length 157 [2024-11-08 19:00:46,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:46,898 INFO L471 AbstractCegarLoop]: Abstraction has 3407 states and 5154 transitions. [2024-11-08 19:00:46,898 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 6 states have internal predecessors, (50), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:00:46,898 INFO L276 IsEmpty]: Start isEmpty. Operand 3407 states and 5154 transitions. [2024-11-08 19:00:46,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-08 19:00:46,902 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:46,903 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:00:46,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-08 19:00:47,103 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-08 19:00:47,104 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:47,105 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:47,105 INFO L85 PathProgramCache]: Analyzing trace with hash 2058579835, now seen corresponding path program 1 times [2024-11-08 19:00:47,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:47,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596082354] [2024-11-08 19:00:47,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:47,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:47,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:47,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:00:47,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:47,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 19:00:47,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:47,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 19:00:47,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:47,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 19:00:47,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:47,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 19:00:47,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:47,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 19:00:47,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:47,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 19:00:47,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:47,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 19:00:47,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:47,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 19:00:47,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:47,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 19:00:47,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:47,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 19:00:47,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:47,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 19:00:47,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:47,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 19:00:47,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:47,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 19:00:47,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:47,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 19:00:47,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:47,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 19:00:47,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:47,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 19:00:47,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:47,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 19:00:47,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:47,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-08 19:00:47,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:47,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 19:00:47,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:47,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 19:00:47,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:47,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 19:00:47,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:00:47,281 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 19:00:47,281 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:00:47,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596082354] [2024-11-08 19:00:47,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596082354] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:00:47,282 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:00:47,282 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 19:00:47,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810707176] [2024-11-08 19:00:47,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:00:47,283 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 19:00:47,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:00:47,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 19:00:47,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 19:00:47,284 INFO L87 Difference]: Start difference. First operand 3407 states and 5154 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, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:00:47,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:00:47,716 INFO L93 Difference]: Finished difference Result 7682 states and 11527 transitions. [2024-11-08 19:00:47,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 19:00:47,717 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, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 157 [2024-11-08 19:00:47,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:00:47,751 INFO L225 Difference]: With dead ends: 7682 [2024-11-08 19:00:47,752 INFO L226 Difference]: Without dead ends: 4338 [2024-11-08 19:00:47,766 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 46 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 19:00:47,767 INFO L432 NwaCegarLoop]: 128 mSDtfsCounter, 23 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 246 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 19:00:47,767 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 246 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 19:00:47,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4338 states. [2024-11-08 19:00:48,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4338 to 3850. [2024-11-08 19:00:48,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3850 states, 2745 states have (on average 1.3366120218579236) internal successors, (3669), 2745 states have internal predecessors, (3669), 1056 states have call successors, (1056), 48 states have call predecessors, (1056), 48 states have return successors, (1056), 1056 states have call predecessors, (1056), 1056 states have call successors, (1056) [2024-11-08 19:00:48,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3850 states to 3850 states and 5781 transitions. [2024-11-08 19:00:48,262 INFO L78 Accepts]: Start accepts. Automaton has 3850 states and 5781 transitions. Word has length 157 [2024-11-08 19:00:48,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:00:48,263 INFO L471 AbstractCegarLoop]: Abstraction has 3850 states and 5781 transitions. [2024-11-08 19:00:48,263 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, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:00:48,263 INFO L276 IsEmpty]: Start isEmpty. Operand 3850 states and 5781 transitions. [2024-11-08 19:00:48,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-08 19:00:48,266 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:00:48,266 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:00:48,266 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-08 19:00:48,266 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:00:48,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:00:48,267 INFO L85 PathProgramCache]: Analyzing trace with hash -461380099, now seen corresponding path program 1 times [2024-11-08 19:00:48,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:00:48,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627182393] [2024-11-08 19:00:48,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:48,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:00:48,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:00:48,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1359445655] [2024-11-08 19:00:48,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:00:48,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:00:48,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:00:48,327 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:00:48,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-08 19:00:48,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:00:48,588 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:00:48,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:00:48,847 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 19:00:48,849 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 19:00:48,851 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 19:00:48,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-08 19:00:49,054 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-11-08 19:00:49,061 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:00:49,271 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 19:00:49,275 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 07:00:49 BoogieIcfgContainer [2024-11-08 19:00:49,275 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 19:00:49,276 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:00:49,276 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:00:49,276 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:00:49,277 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:00:25" (3/4) ... [2024-11-08 19:00:49,280 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:00:49,282 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:00:49,282 INFO L158 Benchmark]: Toolchain (without parser) took 25585.87ms. Allocated memory was 178.3MB in the beginning and 622.9MB in the end (delta: 444.6MB). Free memory was 133.9MB in the beginning and 553.3MB in the end (delta: -419.5MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2024-11-08 19:00:49,283 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 178.3MB. Free memory was 147.8MB in the beginning and 147.7MB in the end (delta: 153.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:00:49,283 INFO L158 Benchmark]: CACSL2BoogieTranslator took 491.76ms. Allocated memory is still 178.3MB. Free memory was 133.9MB in the beginning and 116.5MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 19:00:49,284 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.15ms. Allocated memory is still 178.3MB. Free memory was 116.5MB in the beginning and 112.0MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:00:49,284 INFO L158 Benchmark]: Boogie Preprocessor took 91.45ms. Allocated memory is still 178.3MB. Free memory was 112.0MB in the beginning and 106.6MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 19:00:49,285 INFO L158 Benchmark]: RCFGBuilder took 716.54ms. Allocated memory is still 178.3MB. Free memory was 106.6MB in the beginning and 78.8MB in the end (delta: 27.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-08 19:00:49,286 INFO L158 Benchmark]: TraceAbstraction took 24181.09ms. Allocated memory was 178.3MB in the beginning and 622.9MB in the end (delta: 444.6MB). Free memory was 78.5MB in the beginning and 553.3MB in the end (delta: -474.9MB). Peak memory consumption was 220.3MB. Max. memory is 16.1GB. [2024-11-08 19:00:49,286 INFO L158 Benchmark]: Witness Printer took 6.25ms. Allocated memory is still 622.9MB. Free memory is still 553.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:00:49,289 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 178.3MB. Free memory was 147.8MB in the beginning and 147.7MB in the end (delta: 153.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 491.76ms. Allocated memory is still 178.3MB. Free memory was 133.9MB in the beginning and 116.5MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.15ms. Allocated memory is still 178.3MB. Free memory was 116.5MB in the beginning and 112.0MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.45ms. Allocated memory is still 178.3MB. Free memory was 112.0MB in the beginning and 106.6MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 716.54ms. Allocated memory is still 178.3MB. Free memory was 106.6MB in the beginning and 78.8MB in the end (delta: 27.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 24181.09ms. Allocated memory was 178.3MB in the beginning and 622.9MB in the end (delta: 444.6MB). Free memory was 78.5MB in the beginning and 553.3MB in the end (delta: -474.9MB). Peak memory consumption was 220.3MB. Max. memory is 16.1GB. * Witness Printer took 6.25ms. Allocated memory is still 622.9MB. Free memory is still 553.3MB. There was no memory consumed. 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 someBinaryDOUBLEComparisonOperation at line 187, overapproximation of someBinaryFLOATComparisonOperation at line 187, overapproximation of bitwiseAnd at line 91. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 256.5; [L23] unsigned char var_1_2 = 0; [L24] double var_1_3 = 7.5; [L25] double var_1_4 = 256.2; [L26] double var_1_5 = 2.75; [L27] signed long int var_1_6 = -64; [L28] double var_1_7 = 8.05; [L29] float var_1_8 = 5.25; [L30] signed long int var_1_11 = 4; [L31] unsigned short int var_1_14 = 10000; [L32] unsigned short int var_1_16 = 5; [L33] unsigned short int var_1_17 = 4; [L34] unsigned char var_1_18 = 100; [L35] unsigned char var_1_19 = 1; [L36] unsigned char var_1_20 = 8; [L37] double var_1_21 = 63.25; [L38] double var_1_22 = 1.5; [L39] unsigned char var_1_23 = 0; [L40] unsigned char var_1_24 = 0; [L41] unsigned char var_1_25 = 0; [L42] unsigned char var_1_26 = 0; [L43] signed long int var_1_27 = 0; [L44] signed short int var_1_29 = 2; [L45] unsigned char var_1_31 = 1; [L46] signed long int var_1_32 = 32; [L47] signed long int var_1_34 = 0; [L48] unsigned char var_1_37 = 1; [L49] unsigned long int var_1_38 = 16; [L50] unsigned char var_1_39 = 0; [L51] unsigned char var_1_40 = 0; [L52] double last_1_var_1_1 = 256.5; [L53] float last_1_var_1_8 = 5.25; [L54] signed long int last_1_var_1_11 = 4; [L55] unsigned short int last_1_var_1_14 = 10000; [L56] unsigned short int last_1_var_1_17 = 4; [L57] unsigned char last_1_var_1_18 = 100; VAL [isInitial=0, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_3=15/2, var_1_40=0, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L191] isInitial = 1 [L192] FCALL initially() [L193] COND TRUE 1 [L194] CALL updateLastVariables() [L179] last_1_var_1_1 = var_1_1 [L180] last_1_var_1_8 = var_1_8 [L181] last_1_var_1_11 = var_1_11 [L182] last_1_var_1_14 = var_1_14 [L183] last_1_var_1_17 = var_1_17 [L184] last_1_var_1_18 = var_1_18 VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_3=15/2, var_1_40=0, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L194] RET updateLastVariables() [L195] CALL updateVariables() [L142] var_1_2 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_3=15/2, var_1_40=0, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_3=15/2, var_1_40=0, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L143] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_3=15/2, var_1_40=0, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L144] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_3=15/2, var_1_40=0, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_3=15/2, var_1_40=0, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L144] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_3=15/2, var_1_40=0, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L145] var_1_3 = __VERIFIER_nondet_double() [L146] CALL assume_abort_if_not((var_1_3 >= -922337.2036854765600e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L146] RET assume_abort_if_not((var_1_3 >= -922337.2036854765600e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_4=1281/5, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L147] var_1_4 = __VERIFIER_nondet_double() [L148] CALL assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L148] RET assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_5=11/4, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L149] var_1_5 = __VERIFIER_nondet_double() [L150] CALL assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L150] RET assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_7=161/20, var_1_8=21/4] [L151] var_1_7 = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L152] RET assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L153] CALL assume_abort_if_not(var_1_7 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L153] RET assume_abort_if_not(var_1_7 != 0.0F) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=5, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L154] var_1_16 = __VERIFIER_nondet_ushort() [L155] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L155] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L156] CALL assume_abort_if_not(var_1_16 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L156] RET assume_abort_if_not(var_1_16 <= 65534) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=1, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L157] var_1_19 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L158] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L159] CALL assume_abort_if_not(var_1_19 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L159] RET assume_abort_if_not(var_1_19 <= 64) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=8, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [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=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L161] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L162] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L162] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_22=3/2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L163] var_1_22 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L164] RET assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L165] var_1_24 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L166] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L167] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L167] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L168] var_1_25 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L169] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L170] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L170] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L171] var_1_26 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_26 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L172] RET assume_abort_if_not(var_1_26 >= 1) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L173] CALL assume_abort_if_not(var_1_26 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L173] RET assume_abort_if_not(var_1_26 <= 1) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=0, var_1_6=-64, var_1_8=21/4] [L174] var_1_40 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_40 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L175] RET assume_abort_if_not(var_1_40 >= 1) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L176] CALL assume_abort_if_not(var_1_40 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L176] RET assume_abort_if_not(var_1_40 <= 1) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=253/4, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L195] RET updateVariables() [L196] CALL step() [L61] var_1_21 = var_1_22 VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=2, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L62] COND FALSE !(var_1_22 < (- var_1_8)) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=2, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=0, var_1_29=2, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L69] var_1_27 = var_1_17 [L70] var_1_29 = var_1_18 VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=2, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=4, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L71] COND FALSE !(var_1_11 == var_1_18) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=2, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=4, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L74] COND FALSE !(var_1_18 < ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=2, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=4, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=0, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L79] COND TRUE var_1_18 < var_1_14 [L80] var_1_34 = var_1_18 VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=2, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=4, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=100, var_1_37=1, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L90] var_1_37 = (var_1_23 && var_1_25) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=2, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=4, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=100, var_1_37=0, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L91] EXPR var_1_18 & var_1_14 VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=2, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=4, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=100, var_1_37=0, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L91] EXPR (var_1_18 & var_1_14) & var_1_18 VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=2, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=4, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=100, var_1_37=0, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L91] COND FALSE !(((((var_1_18) > (var_1_18)) ? (var_1_18) : (var_1_18))) <= ((var_1_18 & var_1_14) & var_1_18)) [L94] COND FALSE !(var_1_18 < var_1_17) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=4, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=2, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=4, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=100, var_1_37=0, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L97] COND FALSE !(\read(var_1_2)) [L106] var_1_17 = last_1_var_1_18 VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=513/2, var_1_20=0, var_1_21=2, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=4, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=100, var_1_37=0, var_1_38=16, var_1_39=0, var_1_40=1, var_1_6=-64, var_1_8=21/4] [L108] COND TRUE ! var_1_2 [L109] var_1_1 = ((((((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) < (var_1_5)) ? (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) : (var_1_5))) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=3, var_1_20=0, var_1_21=2, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=4, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=100, var_1_37=0, var_1_38=16, var_1_39=0, var_1_3=3, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L113] COND FALSE !(var_1_5 > (var_1_3 / var_1_7)) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=3, var_1_20=0, var_1_21=2, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=4, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=100, var_1_37=0, var_1_38=16, var_1_39=0, var_1_3=3, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L118] unsigned short int stepLocal_1 = var_1_16; VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, stepLocal_1=0, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=3, var_1_20=0, var_1_21=2, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=4, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=100, var_1_37=0, var_1_38=16, var_1_39=0, var_1_3=3, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L119] EXPR var_1_6 | var_1_6 VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, stepLocal_1=0, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=3, var_1_20=0, var_1_21=2, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=4, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=100, var_1_37=0, var_1_38=16, var_1_39=0, var_1_3=3, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L119] COND FALSE !((var_1_6 + (var_1_6 | var_1_6)) > stepLocal_1) [L122] COND FALSE !(var_1_5 >= var_1_1) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=4, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=3, var_1_20=0, var_1_21=2, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=4, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=100, var_1_37=0, var_1_38=16, var_1_39=0, var_1_3=3, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L129] COND TRUE var_1_4 <= last_1_var_1_1 [L130] var_1_11 = (last_1_var_1_14 + -128) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=9872, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=3, var_1_20=0, var_1_21=2, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=4, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=100, var_1_37=0, var_1_38=16, var_1_39=0, var_1_3=3, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L134] signed long int stepLocal_0 = var_1_11; VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, stepLocal_0=9872, var_1_11=9872, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=3, var_1_20=0, var_1_21=2, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=4, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=100, var_1_37=0, var_1_38=16, var_1_39=0, var_1_3=3, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L135] COND TRUE (var_1_14 * var_1_17) >= stepLocal_0 VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=9872, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=3, var_1_20=0, var_1_21=2, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=4, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=100, var_1_37=0, var_1_38=16, var_1_39=0, var_1_3=3, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L136] COND FALSE !(\read(var_1_2)) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=9872, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=3, var_1_20=0, var_1_21=2, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=4, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=100, var_1_37=0, var_1_38=16, var_1_39=0, var_1_3=3, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L196] RET step() [L197] CALL, EXPR property() [L187] EXPR (((((((! var_1_2) ? (var_1_1 == ((double) ((((((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) < (var_1_5)) ? (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) : (var_1_5))))) : (var_1_1 == ((double) var_1_4))) && ((var_1_5 > (var_1_3 / var_1_7)) ? ((! var_1_2) ? (var_1_6 == ((signed long int) -10)) : 1) : 1)) && (((var_1_14 * var_1_17) >= var_1_11) ? (var_1_2 ? (var_1_8 == ((float) var_1_4)) : 1) : 1)) && ((var_1_4 <= last_1_var_1_1) ? (var_1_11 == ((signed long int) (last_1_var_1_14 + -128))) : (var_1_11 == ((signed long int) (((((-256) < (last_1_var_1_14)) ? (-256) : (last_1_var_1_14))) + ((((last_1_var_1_17) < (((((last_1_var_1_17) > (256)) ? (last_1_var_1_17) : (256))))) ? (last_1_var_1_17) : (((((last_1_var_1_17) > (256)) ? (last_1_var_1_17) : (256))))))))))) && ((var_1_5 >= var_1_1) ? ((((((1.2) < 0 ) ? -(1.2) : (1.2))) < var_1_4) ? (var_1_14 == ((unsigned short int) var_1_18)) : (var_1_14 == ((unsigned short int) var_1_18))) : 1)) && (var_1_2 ? ((last_1_var_1_8 == var_1_5) ? (((128 * ((((last_1_var_1_18) < (last_1_var_1_11)) ? (last_1_var_1_18) : (last_1_var_1_11)))) > 1) ? (var_1_17 == ((unsigned short int) last_1_var_1_18)) : 1) : (var_1_17 == ((unsigned short int) last_1_var_1_18))) : (var_1_17 == ((unsigned short int) last_1_var_1_18)))) && (((var_1_6 + (var_1_6 | var_1_6)) > var_1_16) ? (var_1_18 == ((unsigned char) (128 - (var_1_19 + var_1_20)))) : 1) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=9872, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=3, var_1_20=0, var_1_21=2, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=4, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=100, var_1_37=0, var_1_38=16, var_1_39=0, var_1_3=3, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L187-L188] return (((((((! var_1_2) ? (var_1_1 == ((double) ((((((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) < (var_1_5)) ? (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) : (var_1_5))))) : (var_1_1 == ((double) var_1_4))) && ((var_1_5 > (var_1_3 / var_1_7)) ? ((! var_1_2) ? (var_1_6 == ((signed long int) -10)) : 1) : 1)) && (((var_1_14 * var_1_17) >= var_1_11) ? (var_1_2 ? (var_1_8 == ((float) var_1_4)) : 1) : 1)) && ((var_1_4 <= last_1_var_1_1) ? (var_1_11 == ((signed long int) (last_1_var_1_14 + -128))) : (var_1_11 == ((signed long int) (((((-256) < (last_1_var_1_14)) ? (-256) : (last_1_var_1_14))) + ((((last_1_var_1_17) < (((((last_1_var_1_17) > (256)) ? (last_1_var_1_17) : (256))))) ? (last_1_var_1_17) : (((((last_1_var_1_17) > (256)) ? (last_1_var_1_17) : (256))))))))))) && ((var_1_5 >= var_1_1) ? ((((((1.2) < 0 ) ? -(1.2) : (1.2))) < var_1_4) ? (var_1_14 == ((unsigned short int) var_1_18)) : (var_1_14 == ((unsigned short int) var_1_18))) : 1)) && (var_1_2 ? ((last_1_var_1_8 == var_1_5) ? (((128 * ((((last_1_var_1_18) < (last_1_var_1_11)) ? (last_1_var_1_18) : (last_1_var_1_11)))) > 1) ? (var_1_17 == ((unsigned short int) last_1_var_1_18)) : 1) : (var_1_17 == ((unsigned short int) last_1_var_1_18))) : (var_1_17 == ((unsigned short int) last_1_var_1_18)))) && (((var_1_6 + (var_1_6 | var_1_6)) > var_1_16) ? (var_1_18 == ((unsigned char) (128 - (var_1_19 + var_1_20)))) : 1) ; [L197] RET, EXPR property() [L197] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=9872, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=3, var_1_20=0, var_1_21=2, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=4, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=100, var_1_37=0, var_1_38=16, var_1_39=0, var_1_3=3, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] [L19] reach_error() VAL [isInitial=1, last_1_var_1_11=4, last_1_var_1_14=10000, last_1_var_1_17=4, last_1_var_1_18=100, last_1_var_1_1=513/2, last_1_var_1_8=21/4, var_1_11=9872, var_1_14=10000, var_1_16=0, var_1_17=100, var_1_18=100, var_1_19=0, var_1_1=3, var_1_20=0, var_1_21=2, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=4, var_1_29=100, var_1_2=0, var_1_31=1, var_1_32=32, var_1_34=100, var_1_37=0, var_1_38=16, var_1_39=0, var_1_3=3, var_1_40=1, var_1_4=0, var_1_5=0, var_1_6=-64, var_1_8=21/4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 95 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 23.9s, OverallIterations: 12, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 9.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2699 SdHoareTripleChecker+Valid, 5.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2699 mSDsluCounter, 7522 SdHoareTripleChecker+Invalid, 4.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5306 mSDsCounter, 371 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4254 IncrementalHoareTripleChecker+Invalid, 4625 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 371 mSolverCounterUnsat, 2216 mSDtfsCounter, 4254 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1011 GetRequests, 940 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3850occurred in iteration=11, InterpolantAutomatonStates: 79, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.5s AutomataMinimizationTime, 11 MinimizatonAttempts, 3197 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 8.9s InterpolantComputationTime, 2649 NumberOfCodeBlocks, 2649 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 1698 ConstructedInterpolants, 0 QuantifiedInterpolants, 10994 SizeOfPredicates, 27 NumberOfNonLiveVariables, 1538 ConjunctsInSsa, 66 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 10164/10164 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 19:00:49,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 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_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-76.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 37a401d94248af81d62b67901dd8ce902b105c572e909a68983c85bb0f29e843 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:00:52,091 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:00:52,218 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 19:00:52,225 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:00:52,226 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 19:00:52,268 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:00:52,271 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 19:00:52,271 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 19:00:52,272 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 19:00:52,272 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 19:00:52,273 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:00:52,273 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 19:00:52,274 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:00:52,274 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:00:52,275 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 19:00:52,275 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:00:52,277 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:00:52,278 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:00:52,281 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:00:52,281 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:00:52,282 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:00:52,285 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:00:52,286 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:00:52,286 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:00:52,286 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:00:52,286 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:00:52,287 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:00:52,287 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:00:52,287 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:00:52,288 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:00:52,288 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:00:52,289 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 19:00:52,290 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 19:00:52,291 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 19:00:52,291 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:00:52,291 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:00:52,292 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:00:52,293 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:00:52,293 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 19:00:52,293 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:00:52,294 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 19:00:52,294 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 19:00:52,294 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 19:00:52,295 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 19:00:52,295 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_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37a401d94248af81d62b67901dd8ce902b105c572e909a68983c85bb0f29e843 [2024-11-08 19:00:52,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:00:52,801 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:00:52,804 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:00:52,805 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:00:52,806 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:00:52,808 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-76.i Unable to find full path for "g++" [2024-11-08 19:00:55,119 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:00:55,500 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:00:55,501 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-76.i [2024-11-08 19:00:55,512 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/data/a579a405a/3f491f8c5d9c49f38599c442b455c14a/FLAGdda2d20c7 [2024-11-08 19:00:55,527 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/data/a579a405a/3f491f8c5d9c49f38599c442b455c14a [2024-11-08 19:00:55,531 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:00:55,532 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:00:55,533 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:00:55,533 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:00:55,539 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:00:55,540 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:00:55" (1/1) ... [2024-11-08 19:00:55,541 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b6c870c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:55, skipping insertion in model container [2024-11-08 19:00:55,541 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:00:55" (1/1) ... [2024-11-08 19:00:55,579 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:00:55,806 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_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-76.i[919,932] [2024-11-08 19:00:55,889 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:00:55,922 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:00:55,965 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_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-76.i[919,932] [2024-11-08 19:00:56,076 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:00:56,120 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:00:56,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:56 WrapperNode [2024-11-08 19:00:56,121 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:00:56,122 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:00:56,123 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:00:56,123 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:00:56,134 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:56" (1/1) ... [2024-11-08 19:00:56,159 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:56" (1/1) ... [2024-11-08 19:00:56,220 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 185 [2024-11-08 19:00:56,221 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:00:56,222 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:00:56,222 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:00:56,222 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:00:56,244 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:56" (1/1) ... [2024-11-08 19:00:56,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:56" (1/1) ... [2024-11-08 19:00:56,253 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:56" (1/1) ... [2024-11-08 19:00:56,283 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 19:00:56,287 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:56" (1/1) ... [2024-11-08 19:00:56,288 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:56" (1/1) ... [2024-11-08 19:00:56,300 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:56" (1/1) ... [2024-11-08 19:00:56,305 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:56" (1/1) ... [2024-11-08 19:00:56,309 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:56" (1/1) ... [2024-11-08 19:00:56,311 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:56" (1/1) ... [2024-11-08 19:00:56,316 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:00:56,317 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:00:56,318 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:00:56,318 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:00:56,319 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:56" (1/1) ... [2024-11-08 19:00:56,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:00:56,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:00:56,379 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 19:00:56,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 19:00:56,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:00:56,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 19:00:56,426 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:00:56,427 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:00:56,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:00:56,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:00:56,597 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:00:56,600 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:01:10,420 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-08 19:01:10,420 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:01:10,442 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:01:10,442 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:01:10,443 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:01:10 BoogieIcfgContainer [2024-11-08 19:01:10,443 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:01:10,446 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 19:01:10,446 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 19:01:10,450 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 19:01:10,451 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 07:00:55" (1/3) ... [2024-11-08 19:01:10,454 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65d74c01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:01:10, skipping insertion in model container [2024-11-08 19:01:10,454 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:00:56" (2/3) ... [2024-11-08 19:01:10,454 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65d74c01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:01:10, skipping insertion in model container [2024-11-08 19:01:10,454 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:01:10" (3/3) ... [2024-11-08 19:01:10,456 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-76.i [2024-11-08 19:01:10,474 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 19:01:10,474 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 19:01:10,535 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 19:01:10,542 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;@a990eae, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 19:01:10,543 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 19:01:10,547 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 55 states have (on average 1.490909090909091) internal successors, (82), 56 states have internal predecessors, (82), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-08 19:01:10,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-08 19:01:10,562 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:01:10,562 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:01:10,563 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:01:10,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:01:10,569 INFO L85 PathProgramCache]: Analyzing trace with hash 672975372, now seen corresponding path program 1 times [2024-11-08 19:01:10,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:01:10,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2081982281] [2024-11-08 19:01:10,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:01:10,584 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 19:01:10,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:01:10,587 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 19:01:10,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 19:01:11,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:11,578 INFO L255 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 19:01:11,599 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:01:11,644 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 314 proven. 0 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2024-11-08 19:01:11,644 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:01:11,645 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:01:11,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2081982281] [2024-11-08 19:01:11,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2081982281] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:01:11,646 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:01:11,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 19:01:11,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416303119] [2024-11-08 19:01:11,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:01:11,653 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 19:01:11,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:01:11,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 19:01:11,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 19:01:11,680 INFO L87 Difference]: Start difference. First operand has 80 states, 55 states have (on average 1.490909090909091) internal successors, (82), 56 states have internal predecessors, (82), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-08 19:01:11,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:01:11,722 INFO L93 Difference]: Finished difference Result 152 states and 266 transitions. [2024-11-08 19:01:11,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 19:01:11,725 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 149 [2024-11-08 19:01:11,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:01:11,734 INFO L225 Difference]: With dead ends: 152 [2024-11-08 19:01:11,734 INFO L226 Difference]: Without dead ends: 75 [2024-11-08 19:01:11,738 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 148 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 19:01:11,741 INFO L432 NwaCegarLoop]: 116 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, 116 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 19:01:11,742 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 19:01:11,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2024-11-08 19:01:11,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2024-11-08 19:01:11,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 51 states have (on average 1.411764705882353) internal successors, (72), 51 states have internal predecessors, (72), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-08 19:01:11,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 116 transitions. [2024-11-08 19:01:11,790 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 116 transitions. Word has length 149 [2024-11-08 19:01:11,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:01:11,793 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 116 transitions. [2024-11-08 19:01:11,793 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-08 19:01:11,793 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 116 transitions. [2024-11-08 19:01:11,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-08 19:01:11,797 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:01:11,797 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:01:11,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 19:01:11,998 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 19:01:11,998 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:01:11,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:01:11,999 INFO L85 PathProgramCache]: Analyzing trace with hash -954274476, now seen corresponding path program 1 times [2024-11-08 19:01:12,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:01:12,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1742582968] [2024-11-08 19:01:12,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:01:12,001 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 19:01:12,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:01:12,006 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 19:01:12,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 19:01:13,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:13,032 INFO L255 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 19:01:13,039 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:01:17,897 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 19:01:17,898 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:01:17,898 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:01:17,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1742582968] [2024-11-08 19:01:17,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1742582968] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:01:17,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:01:17,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 19:01:17,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021401555] [2024-11-08 19:01:17,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:01:17,901 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 19:01:17,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:01:17,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 19:01:17,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 19:01:17,903 INFO L87 Difference]: Start difference. First operand 75 states and 116 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:01:22,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:01:22,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:01:22,964 INFO L93 Difference]: Finished difference Result 210 states and 331 transitions. [2024-11-08 19:01:22,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 19:01:22,965 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 149 [2024-11-08 19:01:22,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:01:22,968 INFO L225 Difference]: With dead ends: 210 [2024-11-08 19:01:22,972 INFO L226 Difference]: Without dead ends: 138 [2024-11-08 19:01:22,973 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 147 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 19:01:22,975 INFO L432 NwaCegarLoop]: 108 mSDtfsCounter, 34 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 201 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-08 19:01:22,975 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 201 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2024-11-08 19:01:22,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2024-11-08 19:01:23,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 120. [2024-11-08 19:01:23,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 73 states have (on average 1.3150684931506849) internal successors, (96), 73 states have internal predecessors, (96), 44 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-08 19:01:23,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 184 transitions. [2024-11-08 19:01:23,026 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 184 transitions. Word has length 149 [2024-11-08 19:01:23,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:01:23,031 INFO L471 AbstractCegarLoop]: Abstraction has 120 states and 184 transitions. [2024-11-08 19:01:23,031 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:01:23,032 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 184 transitions. [2024-11-08 19:01:23,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-08 19:01:23,034 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:01:23,035 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:01:23,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 19:01:23,235 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 19:01:23,235 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:01:23,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:01:23,236 INFO L85 PathProgramCache]: Analyzing trace with hash 1651749078, now seen corresponding path program 1 times [2024-11-08 19:01:23,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:01:23,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [798654209] [2024-11-08 19:01:23,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:01:23,237 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 19:01:23,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:01:23,241 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 19:01:23,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 19:01:24,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:24,154 INFO L255 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 19:01:24,159 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:01:28,567 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 19:01:28,567 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:01:28,573 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:01:28,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [798654209] [2024-11-08 19:01:28,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [798654209] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:01:28,574 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:01:28,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 19:01:28,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333243461] [2024-11-08 19:01:28,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:01:28,575 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 19:01:28,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:01:28,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 19:01:28,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 19:01:28,576 INFO L87 Difference]: Start difference. First operand 120 states and 184 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:01:32,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:01:36,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:01:37,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:01:37,204 INFO L93 Difference]: Finished difference Result 262 states and 406 transitions. [2024-11-08 19:01:37,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 19:01:37,205 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 149 [2024-11-08 19:01:37,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:01:37,208 INFO L225 Difference]: With dead ends: 262 [2024-11-08 19:01:37,208 INFO L226 Difference]: Without dead ends: 190 [2024-11-08 19:01:37,209 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 19:01:37,210 INFO L432 NwaCegarLoop]: 120 mSDtfsCounter, 36 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 215 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2024-11-08 19:01:37,211 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 215 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 32 Invalid, 2 Unknown, 0 Unchecked, 8.6s Time] [2024-11-08 19:01:37,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2024-11-08 19:01:37,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 187. [2024-11-08 19:01:37,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 117 states have (on average 1.3333333333333333) internal successors, (156), 117 states have internal predecessors, (156), 66 states have call successors, (66), 3 states have call predecessors, (66), 3 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-08 19:01:37,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 288 transitions. [2024-11-08 19:01:37,240 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 288 transitions. Word has length 149 [2024-11-08 19:01:37,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:01:37,240 INFO L471 AbstractCegarLoop]: Abstraction has 187 states and 288 transitions. [2024-11-08 19:01:37,241 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:01:37,241 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 288 transitions. [2024-11-08 19:01:37,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-08 19:01:37,243 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:01:37,244 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:01:37,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 19:01:37,444 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 19:01:37,445 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:01:37,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:01:37,445 INFO L85 PathProgramCache]: Analyzing trace with hash 371885400, now seen corresponding path program 1 times [2024-11-08 19:01:37,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:01:37,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1597321320] [2024-11-08 19:01:37,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:01:37,446 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 19:01:37,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:01:37,447 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 19:01:37,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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)] Waiting until timeout for monitored process [2024-11-08 19:01:38,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:38,332 INFO L255 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 19:01:38,335 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:01:42,152 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 19:01:42,152 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:01:42,152 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:01:42,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1597321320] [2024-11-08 19:01:42,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1597321320] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:01:42,153 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:01:42,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 19:01:42,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25398189] [2024-11-08 19:01:42,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:01:42,154 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 19:01:42,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:01:42,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 19:01:42,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 19:01:42,160 INFO L87 Difference]: Start difference. First operand 187 states and 288 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:01:46,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:01:50,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:01:51,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:01:51,143 INFO L93 Difference]: Finished difference Result 465 states and 722 transitions. [2024-11-08 19:01:51,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 19:01:51,147 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 149 [2024-11-08 19:01:51,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:01:51,150 INFO L225 Difference]: With dead ends: 465 [2024-11-08 19:01:51,151 INFO L226 Difference]: Without dead ends: 326 [2024-11-08 19:01:51,152 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 147 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 19:01:51,153 INFO L432 NwaCegarLoop]: 133 mSDtfsCounter, 39 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 225 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2024-11-08 19:01:51,153 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 225 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 2 Unknown, 0 Unchecked, 9.0s Time] [2024-11-08 19:01:51,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2024-11-08 19:01:51,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 324. [2024-11-08 19:01:51,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 324 states, 208 states have (on average 1.3557692307692308) internal successors, (282), 208 states have internal predecessors, (282), 110 states have call successors, (110), 5 states have call predecessors, (110), 5 states have return successors, (110), 110 states have call predecessors, (110), 110 states have call successors, (110) [2024-11-08 19:01:51,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 502 transitions. [2024-11-08 19:01:51,240 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 502 transitions. Word has length 149 [2024-11-08 19:01:51,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:01:51,242 INFO L471 AbstractCegarLoop]: Abstraction has 324 states and 502 transitions. [2024-11-08 19:01:51,242 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:01:51,246 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 502 transitions. [2024-11-08 19:01:51,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-08 19:01:51,249 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:01:51,249 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:01:51,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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)] Forceful destruction successful, exit code 0 [2024-11-08 19:01:51,449 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 19:01:51,450 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:01:51,450 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:01:51,450 INFO L85 PathProgramCache]: Analyzing trace with hash -639231850, now seen corresponding path program 1 times [2024-11-08 19:01:51,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:01:51,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1256285741] [2024-11-08 19:01:51,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:01:51,451 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 19:01:51,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:01:51,455 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 19:01:51,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 19:01:52,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:01:52,314 INFO L255 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 19:01:52,318 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:01:54,461 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 19:01:54,461 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:01:54,461 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:01:54,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1256285741] [2024-11-08 19:01:54,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1256285741] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:01:54,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:01:54,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 19:01:54,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766609797] [2024-11-08 19:01:54,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:01:54,462 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 19:01:54,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:01:54,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 19:01:54,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 19:01:54,463 INFO L87 Difference]: Start difference. First operand 324 states and 502 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:01:58,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:02:02,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:02:02,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:02:02,883 INFO L93 Difference]: Finished difference Result 672 states and 1046 transitions. [2024-11-08 19:02:02,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 19:02:02,963 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 149 [2024-11-08 19:02:02,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:02:02,968 INFO L225 Difference]: With dead ends: 672 [2024-11-08 19:02:02,968 INFO L226 Difference]: Without dead ends: 600 [2024-11-08 19:02:02,969 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 147 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 19:02:02,970 INFO L432 NwaCegarLoop]: 115 mSDtfsCounter, 37 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2024-11-08 19:02:02,971 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 224 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 2 Unknown, 0 Unchecked, 8.3s Time] [2024-11-08 19:02:02,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2024-11-08 19:02:03,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 598. [2024-11-08 19:02:03,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 598 states, 390 states have (on average 1.3641025641025641) internal successors, (532), 390 states have internal predecessors, (532), 198 states have call successors, (198), 9 states have call predecessors, (198), 9 states have return successors, (198), 198 states have call predecessors, (198), 198 states have call successors, (198) [2024-11-08 19:02:03,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 598 states and 928 transitions. [2024-11-08 19:02:03,098 INFO L78 Accepts]: Start accepts. Automaton has 598 states and 928 transitions. Word has length 149 [2024-11-08 19:02:03,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:02:03,100 INFO L471 AbstractCegarLoop]: Abstraction has 598 states and 928 transitions. [2024-11-08 19:02:03,100 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:02:03,100 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 928 transitions. [2024-11-08 19:02:03,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-08 19:02:03,109 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:02:03,109 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:02:03,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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)] Forceful destruction successful, exit code 0 [2024-11-08 19:02:03,309 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 19:02:03,310 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:02:03,310 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:02:03,310 INFO L85 PathProgramCache]: Analyzing trace with hash 40826520, now seen corresponding path program 1 times [2024-11-08 19:02:03,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:02:03,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1165069972] [2024-11-08 19:02:03,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:02:03,311 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 19:02:03,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:02:03,312 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 19:02:03,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 (7)] Waiting until timeout for monitored process [2024-11-08 19:02:04,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:04,234 INFO L255 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 19:02:04,237 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:02:11,137 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 19:02:11,137 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:02:11,137 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:02:11,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1165069972] [2024-11-08 19:02:11,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1165069972] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:02:11,138 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:02:11,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 19:02:11,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755695599] [2024-11-08 19:02:11,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:02:11,139 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 19:02:11,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:02:11,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 19:02:11,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 19:02:11,140 INFO L87 Difference]: Start difference. First operand 598 states and 928 transitions. Second operand has 7 states, 7 states have (on average 6.0) internal successors, (42), 6 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:02:18,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:02:20,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.53s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:02:25,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:02:28,812 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.76s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:02:33,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:02:37,419 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:02:41,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:02:51,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:02:55,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:02:59,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:02:59,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:02:59,951 INFO L93 Difference]: Finished difference Result 1199 states and 1853 transitions. [2024-11-08 19:02:59,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 19:02:59,952 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 6 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 149 [2024-11-08 19:02:59,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:02:59,961 INFO L225 Difference]: With dead ends: 1199 [2024-11-08 19:02:59,961 INFO L226 Difference]: Without dead ends: 923 [2024-11-08 19:02:59,963 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=79, Invalid=161, Unknown=0, NotChecked=0, Total=240 [2024-11-08 19:02:59,964 INFO L432 NwaCegarLoop]: 248 mSDtfsCounter, 481 mSDsluCounter, 598 mSDsCounter, 0 mSdLazyCounter, 727 mSolverCounterSat, 189 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 481 SdHoareTripleChecker+Valid, 846 SdHoareTripleChecker+Invalid, 924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 727 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.7s IncrementalHoareTripleChecker+Time [2024-11-08 19:02:59,965 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [481 Valid, 846 Invalid, 924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 727 Invalid, 8 Unknown, 0 Unchecked, 47.7s Time] [2024-11-08 19:02:59,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 923 states. [2024-11-08 19:03:00,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 923 to 821. [2024-11-08 19:03:00,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 821 states, 521 states have (on average 1.3243761996161227) internal successors, (690), 521 states have internal predecessors, (690), 286 states have call successors, (286), 13 states have call predecessors, (286), 13 states have return successors, (286), 286 states have call predecessors, (286), 286 states have call successors, (286) [2024-11-08 19:03:00,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 821 states and 1262 transitions. [2024-11-08 19:03:00,121 INFO L78 Accepts]: Start accepts. Automaton has 821 states and 1262 transitions. Word has length 149 [2024-11-08 19:03:00,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:03:00,122 INFO L471 AbstractCegarLoop]: Abstraction has 821 states and 1262 transitions. [2024-11-08 19:03:00,123 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 6 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:03:00,123 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1262 transitions. [2024-11-08 19:03:00,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-08 19:03:00,125 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:03:00,126 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:03:00,148 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 (7)] Forceful destruction successful, exit code 0 [2024-11-08 19:03:00,329 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 19:03:00,329 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:03:00,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:03:00,330 INFO L85 PathProgramCache]: Analyzing trace with hash 1815833882, now seen corresponding path program 1 times [2024-11-08 19:03:00,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:03:00,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1767548364] [2024-11-08 19:03:00,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:03:00,330 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 19:03:00,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:03:00,332 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 19:03:00,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 (8)] Waiting until timeout for monitored process [2024-11-08 19:03:01,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:03:01,427 INFO L255 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 19:03:01,430 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:03:06,652 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 19:03:06,653 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:03:06,653 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:03:06,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1767548364] [2024-11-08 19:03:06,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1767548364] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:03:06,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:03:06,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 19:03:06,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593229348] [2024-11-08 19:03:06,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:03:06,654 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 19:03:06,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:03:06,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 19:03:06,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 19:03:06,656 INFO L87 Difference]: Start difference. First operand 821 states and 1262 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:03:13,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:03:17,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:03:21,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:03:24,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.86s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:03:27,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.76s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:03:31,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:03:31,694 INFO L93 Difference]: Finished difference Result 2228 states and 3439 transitions. [2024-11-08 19:03:31,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 19:03:31,695 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 149 [2024-11-08 19:03:31,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:03:31,704 INFO L225 Difference]: With dead ends: 2228 [2024-11-08 19:03:31,704 INFO L226 Difference]: Without dead ends: 1455 [2024-11-08 19:03:31,707 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-08 19:03:31,708 INFO L432 NwaCegarLoop]: 337 mSDtfsCounter, 194 mSDsluCounter, 553 mSDsCounter, 0 mSdLazyCounter, 461 mSolverCounterSat, 48 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 890 SdHoareTripleChecker+Invalid, 512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 461 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.3s IncrementalHoareTripleChecker+Time [2024-11-08 19:03:31,708 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 890 Invalid, 512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 461 Invalid, 3 Unknown, 0 Unchecked, 24.3s Time] [2024-11-08 19:03:31,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1455 states. [2024-11-08 19:03:31,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1455 to 1076. [2024-11-08 19:03:31,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1076 states, 684 states have (on average 1.3201754385964912) internal successors, (903), 684 states have internal predecessors, (903), 374 states have call successors, (374), 17 states have call predecessors, (374), 17 states have return successors, (374), 374 states have call predecessors, (374), 374 states have call successors, (374) [2024-11-08 19:03:31,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 1076 states and 1651 transitions. [2024-11-08 19:03:31,889 INFO L78 Accepts]: Start accepts. Automaton has 1076 states and 1651 transitions. Word has length 149 [2024-11-08 19:03:31,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:03:31,892 INFO L471 AbstractCegarLoop]: Abstraction has 1076 states and 1651 transitions. [2024-11-08 19:03:31,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:03:31,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1651 transitions. [2024-11-08 19:03:31,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-08 19:03:31,894 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:03:31,895 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:03:31,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 (8)] Forceful destruction successful, exit code 0 [2024-11-08 19:03:32,095 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 19:03:32,096 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:03:32,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:03:32,096 INFO L85 PathProgramCache]: Analyzing trace with hash 1030061931, now seen corresponding path program 1 times [2024-11-08 19:03:32,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:03:32,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [190785097] [2024-11-08 19:03:32,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:03:32,097 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 19:03:32,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:03:32,099 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 19:03:32,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 (9)] Waiting until timeout for monitored process [2024-11-08 19:03:33,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:03:33,134 INFO L255 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 19:03:33,136 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:03:33,271 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-08 19:03:33,271 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:03:33,271 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:03:33,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [190785097] [2024-11-08 19:03:33,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [190785097] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:03:33,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:03:33,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 19:03:33,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379416635] [2024-11-08 19:03:33,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:03:33,272 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 19:03:33,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:03:33,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 19:03:33,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 19:03:33,273 INFO L87 Difference]: Start difference. First operand 1076 states and 1651 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:03:37,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:03:42,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:03:42,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:03:42,176 INFO L93 Difference]: Finished difference Result 2395 states and 3661 transitions. [2024-11-08 19:03:42,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 19:03:42,268 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 150 [2024-11-08 19:03:42,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:03:42,287 INFO L225 Difference]: With dead ends: 2395 [2024-11-08 19:03:42,287 INFO L226 Difference]: Without dead ends: 1322 [2024-11-08 19:03:42,290 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 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 19:03:42,292 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 18 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 6 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2024-11-08 19:03:42,293 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 214 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 10 Invalid, 2 Unknown, 0 Unchecked, 8.8s Time] [2024-11-08 19:03:42,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1322 states. [2024-11-08 19:03:42,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1322 to 1213. [2024-11-08 19:03:42,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1213 states, 821 states have (on average 1.3434835566382461) internal successors, (1103), 821 states have internal predecessors, (1103), 374 states have call successors, (374), 17 states have call predecessors, (374), 17 states have return successors, (374), 374 states have call predecessors, (374), 374 states have call successors, (374) [2024-11-08 19:03:42,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 1213 states and 1851 transitions. [2024-11-08 19:03:42,521 INFO L78 Accepts]: Start accepts. Automaton has 1213 states and 1851 transitions. Word has length 150 [2024-11-08 19:03:42,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:03:42,522 INFO L471 AbstractCegarLoop]: Abstraction has 1213 states and 1851 transitions. [2024-11-08 19:03:42,522 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-08 19:03:42,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1851 transitions. [2024-11-08 19:03:42,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-08 19:03:42,525 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:03:42,525 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:03:42,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 (9)] Ended with exit code 0 [2024-11-08 19:03:42,725 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 19:03:42,726 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:03:42,727 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:03:42,727 INFO L85 PathProgramCache]: Analyzing trace with hash 1031908973, now seen corresponding path program 1 times [2024-11-08 19:03:42,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:03:42,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1094041208] [2024-11-08 19:03:42,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:03:42,727 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 19:03:42,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:03:42,729 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 19:03:42,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aff4e11-66a9-497e-ac1d-0a8e67f1692d/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 (10)] Waiting until timeout for monitored process [2024-11-08 19:03:43,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:03:43,588 INFO L255 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-08 19:03:43,592 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:04:08,129 WARN L286 SmtUtils]: Spent 8.22s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:04:13,965 WARN L286 SmtUtils]: Spent 5.83s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:04:27,083 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:04:35,298 WARN L286 SmtUtils]: Spent 8.21s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:04:42,276 WARN L286 SmtUtils]: Spent 6.98s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:04:50,546 WARN L286 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:05:00,192 WARN L286 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:05:08,467 WARN L286 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:05:16,787 WARN L286 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:05:25,071 WARN L286 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:05:37,782 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:05:42,912 WARN L286 SmtUtils]: Spent 5.13s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:05:55,745 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:06:03,230 WARN L873 $PredicateComparison]: unable to prove that (and (= c_~var_1_17~0 ((_ zero_extend 8) c_~last_1_var_1_18~0)) (= (_ bv0 32) (bvadd (_ bv64 32) c_~var_1_6~0)) (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (or (and (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (fp.geq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode .cse1))) (and (fp.geq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0))) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse1)))))) (let ((.cse2 (fp.lt c_~var_1_3~0 c_~var_1_4~0)) (.cse4 (= c_~var_1_5~0 c_~var_1_1~0))) (or (and .cse2 (let ((.cse3 (fp.lt c_~var_1_3~0 c_~var_1_5~0))) (or (and .cse3 (= c_~var_1_3~0 c_~var_1_1~0)) (and (not .cse3) .cse4)))) (and (not .cse2) (let ((.cse5 (fp.lt c_~var_1_4~0 c_~var_1_5~0))) (or (and .cse4 (not .cse5)) (and (= c_~var_1_4~0 c_~var_1_1~0) .cse5)))))) (not (fp.gt c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_3~0 c_~var_1_7~0))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2024-11-08 19:06:11,474 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:06:22,950 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:06:30,797 WARN L286 SmtUtils]: Spent 7.85s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:06:37,832 WARN L286 SmtUtils]: Spent 7.03s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:06:45,223 WARN L286 SmtUtils]: Spent 7.39s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:06:53,509 WARN L286 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:07:01,772 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:07:08,810 WARN L286 SmtUtils]: Spent 7.04s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:07:20,399 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:07:28,710 WARN L286 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:07:36,992 WARN L286 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:07:43,760 WARN L286 SmtUtils]: Spent 6.77s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:07:51,987 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:08:00,223 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:08:08,354 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:08:16,582 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:08:24,841 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:08:45,164 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:08:53,399 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:09:01,629 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:09:09,860 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:09:18,095 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:09:25,479 WARN L286 SmtUtils]: Spent 7.38s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:09:33,114 WARN L286 SmtUtils]: Spent 7.63s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:09:41,403 WARN L286 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:09:47,822 WARN L286 SmtUtils]: Spent 6.42s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:09:56,041 WARN L286 SmtUtils]: Spent 8.22s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:10:04,278 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:10:12,505 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:10:20,650 WARN L286 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:10:27,443 WARN L286 SmtUtils]: Spent 6.79s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 19:10:28,399 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 301 proven. 51 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2024-11-08 19:10:28,399 INFO L311 TraceCheckSpWp]: Computing backward predicates...