./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-9.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC --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 a6939906583d36431cbe8cd3ebe14eb329b6e039c3332614dd009b02cef79fc1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 18:20:40,360 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 18:20:40,436 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-23 18:20:40,441 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 18:20:40,441 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 18:20:40,465 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 18:20:40,465 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 18:20:40,466 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 18:20:40,466 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 18:20:40,466 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 18:20:40,466 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 18:20:40,466 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 18:20:40,467 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 18:20:40,467 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 18:20:40,467 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 18:20:40,467 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 18:20:40,467 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 18:20:40,468 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 18:20:40,468 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 18:20:40,468 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 18:20:40,468 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 18:20:40,468 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 18:20:40,468 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 18:20:40,468 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 18:20:40,469 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 18:20:40,469 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 18:20:40,469 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 18:20:40,469 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 18:20:40,469 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 18:20:40,469 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:20:40,469 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 18:20:40,470 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:20:40,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:20:40,470 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 18:20:40,470 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:20:40,470 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 18:20:40,470 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:20:40,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:20:40,471 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 18:20:40,471 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 18:20:40,471 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 18:20:40,471 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 18:20:40,471 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 18:20:40,471 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 18:20:40,471 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 18:20:40,472 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 18:20:40,472 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 18:20:40,472 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 18:20:40,472 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC 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 -> a6939906583d36431cbe8cd3ebe14eb329b6e039c3332614dd009b02cef79fc1 [2024-11-23 18:20:40,768 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 18:20:40,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 18:20:40,781 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 18:20:40,783 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 18:20:40,783 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 18:20:40,784 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-9.i [2024-11-23 18:20:43,740 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/data/b8121be67/7d7d197883c24cd2b9270eb8a116afe0/FLAG80567db87 [2024-11-23 18:20:44,011 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 18:20:44,012 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-9.i [2024-11-23 18:20:44,021 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/data/b8121be67/7d7d197883c24cd2b9270eb8a116afe0/FLAG80567db87 [2024-11-23 18:20:44,036 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/data/b8121be67/7d7d197883c24cd2b9270eb8a116afe0 [2024-11-23 18:20:44,038 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 18:20:44,040 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 18:20:44,041 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 18:20:44,042 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 18:20:44,046 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 18:20:44,047 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:20:44" (1/1) ... [2024-11-23 18:20:44,048 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68d04b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:44, skipping insertion in model container [2024-11-23 18:20:44,048 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:20:44" (1/1) ... [2024-11-23 18:20:44,069 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 18:20:44,222 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_ce27a06d-642c-40fa-a274-d72c5bbc6403/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-9.i[918,931] [2024-11-23 18:20:44,314 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 18:20:44,325 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 18:20:44,336 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_ce27a06d-642c-40fa-a274-d72c5bbc6403/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-9.i[918,931] [2024-11-23 18:20:44,379 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 18:20:44,396 INFO L204 MainTranslator]: Completed translation [2024-11-23 18:20:44,397 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:44 WrapperNode [2024-11-23 18:20:44,397 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 18:20:44,398 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 18:20:44,398 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 18:20:44,398 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 18:20:44,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:44" (1/1) ... [2024-11-23 18:20:44,423 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:44" (1/1) ... [2024-11-23 18:20:44,475 INFO L138 Inliner]: procedures = 26, calls = 50, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 283 [2024-11-23 18:20:44,476 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 18:20:44,476 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 18:20:44,476 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 18:20:44,476 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 18:20:44,486 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:44" (1/1) ... [2024-11-23 18:20:44,486 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:44" (1/1) ... [2024-11-23 18:20:44,489 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:44" (1/1) ... [2024-11-23 18:20:44,515 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]. [2024-11-23 18:20:44,515 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:44" (1/1) ... [2024-11-23 18:20:44,516 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:44" (1/1) ... [2024-11-23 18:20:44,525 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:44" (1/1) ... [2024-11-23 18:20:44,526 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:44" (1/1) ... [2024-11-23 18:20:44,530 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:44" (1/1) ... [2024-11-23 18:20:44,533 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:44" (1/1) ... [2024-11-23 18:20:44,534 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:44" (1/1) ... [2024-11-23 18:20:44,538 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 18:20:44,539 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 18:20:44,539 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 18:20:44,540 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 18:20:44,541 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:44" (1/1) ... [2024-11-23 18:20:44,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:20:44,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:20:44,580 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 18:20:44,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 18:20:44,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 18:20:44,611 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 18:20:44,611 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 18:20:44,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 18:20:44,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 18:20:44,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 18:20:44,726 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 18:20:44,729 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 18:20:45,352 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-23 18:20:45,355 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 18:20:45,367 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 18:20:45,367 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 18:20:45,367 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:20:45 BoogieIcfgContainer [2024-11-23 18:20:45,368 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 18:20:45,370 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 18:20:45,370 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 18:20:45,377 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 18:20:45,378 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:20:44" (1/3) ... [2024-11-23 18:20:45,378 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15fa30d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:20:45, skipping insertion in model container [2024-11-23 18:20:45,378 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:20:44" (2/3) ... [2024-11-23 18:20:45,379 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15fa30d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:20:45, skipping insertion in model container [2024-11-23 18:20:45,379 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:20:45" (3/3) ... [2024-11-23 18:20:45,400 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-cn_file-9.i [2024-11-23 18:20:45,416 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 18:20:45,418 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-cn_file-9.i that has 2 procedures, 125 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 18:20:45,485 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 18:20:45,499 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;@2e91ba77, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 18:20:45,499 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 18:20:45,503 INFO L276 IsEmpty]: Start isEmpty. Operand has 125 states, 85 states have (on average 1.4470588235294117) internal successors, (123), 86 states have internal predecessors, (123), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-23 18:20:45,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2024-11-23 18:20:45,522 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:20:45,524 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:20:45,524 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:20:45,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:20:45,531 INFO L85 PathProgramCache]: Analyzing trace with hash -547260425, now seen corresponding path program 1 times [2024-11-23 18:20:45,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:20:45,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802069625] [2024-11-23 18:20:45,540 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:20:45,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:20:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:20:46,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 2592 trivial. 0 not checked. [2024-11-23 18:20:46,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:20:46,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802069625] [2024-11-23 18:20:46,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802069625] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 18:20:46,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1070593180] [2024-11-23 18:20:46,007 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:20:46,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:20:46,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:20:46,009 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 18:20:46,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-23 18:20:46,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:20:46,251 INFO L256 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 18:20:46,270 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:20:46,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 2592 trivial. 0 not checked. [2024-11-23 18:20:46,329 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 18:20:46,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1070593180] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:20:46,333 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 18:20:46,333 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-23 18:20:46,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268815062] [2024-11-23 18:20:46,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:20:46,342 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 18:20:46,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:20:46,362 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 18:20:46,363 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 18:20:46,365 INFO L87 Difference]: Start difference. First operand has 125 states, 85 states have (on average 1.4470588235294117) internal successors, (123), 86 states have internal predecessors, (123), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) Second operand has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 2 states have call successors, (37) [2024-11-23 18:20:46,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:20:46,399 INFO L93 Difference]: Finished difference Result 243 states and 425 transitions. [2024-11-23 18:20:46,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 18:20:46,401 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 2 states have call successors, (37) Word has length 237 [2024-11-23 18:20:46,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:20:46,409 INFO L225 Difference]: With dead ends: 243 [2024-11-23 18:20:46,409 INFO L226 Difference]: Without dead ends: 121 [2024-11-23 18:20:46,413 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 238 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 18:20:46,416 INFO L435 NwaCegarLoop]: 189 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, 189 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 [2024-11-23 18:20:46,417 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:20:46,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-11-23 18:20:46,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2024-11-23 18:20:46,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 82 states have (on average 1.4024390243902438) internal successors, (115), 82 states have internal predecessors, (115), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-23 18:20:46,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 189 transitions. [2024-11-23 18:20:46,511 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 189 transitions. Word has length 237 [2024-11-23 18:20:46,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:20:46,512 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 189 transitions. [2024-11-23 18:20:46,512 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 2 states have call successors, (37) [2024-11-23 18:20:46,512 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 189 transitions. [2024-11-23 18:20:46,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2024-11-23 18:20:46,517 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:20:46,518 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:20:46,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-23 18:20:46,718 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-23 18:20:46,718 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:20:46,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:20:46,720 INFO L85 PathProgramCache]: Analyzing trace with hash -1150492807, now seen corresponding path program 1 times [2024-11-23 18:20:46,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:20:46,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109219779] [2024-11-23 18:20:46,720 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:20:46,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:20:46,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:20:47,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-11-23 18:20:47,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:20:47,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109219779] [2024-11-23 18:20:47,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1109219779] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:20:47,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:20:47,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 18:20:47,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210895540] [2024-11-23 18:20:47,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:20:47,240 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:20:47,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:20:47,241 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:20:47,241 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:20:47,242 INFO L87 Difference]: Start difference. First operand 121 states and 189 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-11-23 18:20:47,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:20:47,289 INFO L93 Difference]: Finished difference Result 240 states and 377 transitions. [2024-11-23 18:20:47,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:20:47,289 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 237 [2024-11-23 18:20:47,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:20:47,311 INFO L225 Difference]: With dead ends: 240 [2024-11-23 18:20:47,311 INFO L226 Difference]: Without dead ends: 122 [2024-11-23 18:20:47,312 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:20:47,312 INFO L435 NwaCegarLoop]: 188 mSDtfsCounter, 0 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:20:47,314 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 371 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:20:47,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2024-11-23 18:20:47,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2024-11-23 18:20:47,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 83 states have (on average 1.3975903614457832) internal successors, (116), 83 states have internal predecessors, (116), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-23 18:20:47,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 190 transitions. [2024-11-23 18:20:47,336 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 190 transitions. Word has length 237 [2024-11-23 18:20:47,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:20:47,339 INFO L471 AbstractCegarLoop]: Abstraction has 122 states and 190 transitions. [2024-11-23 18:20:47,340 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-11-23 18:20:47,340 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 190 transitions. [2024-11-23 18:20:47,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-11-23 18:20:47,348 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:20:47,348 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:20:47,348 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 18:20:47,348 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:20:47,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:20:47,349 INFO L85 PathProgramCache]: Analyzing trace with hash -1242673985, now seen corresponding path program 1 times [2024-11-23 18:20:47,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:20:47,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28854481] [2024-11-23 18:20:47,349 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:20:47,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:20:47,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:20:54,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 33 proven. 75 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-11-23 18:20:54,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:20:54,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28854481] [2024-11-23 18:20:54,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [28854481] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 18:20:54,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1139883779] [2024-11-23 18:20:54,655 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:20:54,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:20:54,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:20:54,657 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 18:20:54,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-23 18:20:54,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:20:54,862 INFO L256 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-23 18:20:54,872 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:20:55,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 548 proven. 108 refuted. 0 times theorem prover too weak. 2008 trivial. 0 not checked. [2024-11-23 18:20:55,901 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 18:20:56,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-11-23 18:20:56,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1139883779] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 18:20:56,511 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 18:20:56,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 6, 6] total 19 [2024-11-23 18:20:56,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357282983] [2024-11-23 18:20:56,512 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 18:20:56,513 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-23 18:20:56,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:20:56,515 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-23 18:20:56,515 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=278, Unknown=0, NotChecked=0, Total=342 [2024-11-23 18:20:56,516 INFO L87 Difference]: Start difference. First operand 122 states and 190 transitions. Second operand has 19 states, 19 states have (on average 7.684210526315789) internal successors, (146), 19 states have internal predecessors, (146), 7 states have call successors, (110), 3 states have call predecessors, (110), 5 states have return successors, (111), 6 states have call predecessors, (111), 7 states have call successors, (111) [2024-11-23 18:20:59,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:20:59,886 INFO L93 Difference]: Finished difference Result 323 states and 491 transitions. [2024-11-23 18:20:59,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-23 18:20:59,887 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 7.684210526315789) internal successors, (146), 19 states have internal predecessors, (146), 7 states have call successors, (110), 3 states have call predecessors, (110), 5 states have return successors, (111), 6 states have call predecessors, (111), 7 states have call successors, (111) Word has length 238 [2024-11-23 18:20:59,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:20:59,889 INFO L225 Difference]: With dead ends: 323 [2024-11-23 18:20:59,889 INFO L226 Difference]: Without dead ends: 204 [2024-11-23 18:20:59,891 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 498 GetRequests, 473 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2024-11-23 18:20:59,892 INFO L435 NwaCegarLoop]: 119 mSDtfsCounter, 461 mSDsluCounter, 622 mSDsCounter, 0 mSdLazyCounter, 908 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 465 SdHoareTripleChecker+Valid, 741 SdHoareTripleChecker+Invalid, 933 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-23 18:20:59,892 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [465 Valid, 741 Invalid, 933 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 908 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-23 18:20:59,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2024-11-23 18:20:59,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 126. [2024-11-23 18:20:59,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 86 states have (on average 1.372093023255814) internal successors, (118), 86 states have internal predecessors, (118), 37 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-23 18:20:59,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 192 transitions. [2024-11-23 18:20:59,912 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 192 transitions. Word has length 238 [2024-11-23 18:20:59,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:20:59,913 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 192 transitions. [2024-11-23 18:20:59,914 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 7.684210526315789) internal successors, (146), 19 states have internal predecessors, (146), 7 states have call successors, (110), 3 states have call predecessors, (110), 5 states have return successors, (111), 6 states have call predecessors, (111), 7 states have call successors, (111) [2024-11-23 18:20:59,914 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 192 transitions. [2024-11-23 18:20:59,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-11-23 18:20:59,917 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:20:59,917 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:20:59,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-23 18:21:00,118 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:21:00,118 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:21:00,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:21:00,119 INFO L85 PathProgramCache]: Analyzing trace with hash 2031224957, now seen corresponding path program 1 times [2024-11-23 18:21:00,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:21:00,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793589500] [2024-11-23 18:21:00,120 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:21:00,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:21:00,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:21:02,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 33 proven. 75 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-11-23 18:21:02,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:21:02,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793589500] [2024-11-23 18:21:02,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793589500] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 18:21:02,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1899204624] [2024-11-23 18:21:02,868 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:21:02,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:21:02,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:21:02,871 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 18:21:02,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-23 18:21:03,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:21:03,290 INFO L256 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-23 18:21:03,297 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:21:04,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1212 proven. 72 refuted. 0 times theorem prover too weak. 1380 trivial. 0 not checked. [2024-11-23 18:21:04,024 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 18:21:14,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-11-23 18:21:14,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1899204624] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-23 18:21:14,245 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-23 18:21:14,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [10, 11] total 21 [2024-11-23 18:21:14,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430748915] [2024-11-23 18:21:14,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:21:14,246 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-23 18:21:14,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:21:14,247 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-23 18:21:14,248 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=325, Unknown=2, NotChecked=0, Total=420 [2024-11-23 18:21:14,248 INFO L87 Difference]: Start difference. First operand 126 states and 192 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-11-23 18:21:20,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:21:20,556 INFO L93 Difference]: Finished difference Result 423 states and 624 transitions. [2024-11-23 18:21:20,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-23 18:21:20,557 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 238 [2024-11-23 18:21:20,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:21:20,560 INFO L225 Difference]: With dead ends: 423 [2024-11-23 18:21:20,560 INFO L226 Difference]: Without dead ends: 300 [2024-11-23 18:21:20,561 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 493 GetRequests, 470 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 15.1s TimeCoverageRelationStatistics Valid=134, Invalid=463, Unknown=3, NotChecked=0, Total=600 [2024-11-23 18:21:20,562 INFO L435 NwaCegarLoop]: 168 mSDtfsCounter, 341 mSDsluCounter, 686 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 341 SdHoareTripleChecker+Valid, 854 SdHoareTripleChecker+Invalid, 256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-23 18:21:20,563 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [341 Valid, 854 Invalid, 256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 244 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-23 18:21:20,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2024-11-23 18:21:20,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 224. [2024-11-23 18:21:20,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 177 states have (on average 1.4124293785310735) internal successors, (250), 178 states have internal predecessors, (250), 42 states have call successors, (42), 4 states have call predecessors, (42), 4 states have return successors, (42), 41 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-23 18:21:20,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 334 transitions. [2024-11-23 18:21:20,611 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 334 transitions. Word has length 238 [2024-11-23 18:21:20,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:21:20,612 INFO L471 AbstractCegarLoop]: Abstraction has 224 states and 334 transitions. [2024-11-23 18:21:20,613 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-11-23 18:21:20,613 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 334 transitions. [2024-11-23 18:21:20,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-11-23 18:21:20,616 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:21:20,616 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:21:20,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-23 18:21:20,821 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:21:20,821 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:21:20,822 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:21:20,822 INFO L85 PathProgramCache]: Analyzing trace with hash 1682173524, now seen corresponding path program 1 times [2024-11-23 18:21:20,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:21:20,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067994781] [2024-11-23 18:21:20,822 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:21:20,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:21:20,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:21:24,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 33 proven. 75 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-11-23 18:21:24,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:21:24,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067994781] [2024-11-23 18:21:24,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067994781] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 18:21:24,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1862917854] [2024-11-23 18:21:24,168 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:21:24,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:21:24,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:21:24,171 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 18:21:24,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-23 18:21:24,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:21:24,347 INFO L256 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-23 18:21:24,355 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:21:25,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1212 proven. 72 refuted. 0 times theorem prover too weak. 1380 trivial. 0 not checked. [2024-11-23 18:21:25,100 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 18:21:26,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-11-23 18:21:26,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1862917854] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-23 18:21:26,445 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-23 18:21:26,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9, 11] total 20 [2024-11-23 18:21:26,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861565203] [2024-11-23 18:21:26,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:21:26,446 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-23 18:21:26,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:21:26,447 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-23 18:21:26,447 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=299, Unknown=0, NotChecked=0, Total=380 [2024-11-23 18:21:26,447 INFO L87 Difference]: Start difference. First operand 224 states and 334 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-11-23 18:21:30,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.55s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2024-11-23 18:21:34,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2024-11-23 18:21:34,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:21:34,791 INFO L93 Difference]: Finished difference Result 569 states and 824 transitions. [2024-11-23 18:21:34,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-23 18:21:34,792 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 238 [2024-11-23 18:21:34,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:21:34,799 INFO L225 Difference]: With dead ends: 569 [2024-11-23 18:21:34,800 INFO L226 Difference]: Without dead ends: 348 [2024-11-23 18:21:34,801 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 492 GetRequests, 469 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=123, Invalid=429, Unknown=0, NotChecked=0, Total=552 [2024-11-23 18:21:34,801 INFO L435 NwaCegarLoop]: 205 mSDtfsCounter, 340 mSDsluCounter, 734 mSDsCounter, 0 mSdLazyCounter, 302 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 340 SdHoareTripleChecker+Valid, 939 SdHoareTripleChecker+Invalid, 313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 302 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2024-11-23 18:21:34,802 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [340 Valid, 939 Invalid, 313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 302 Invalid, 1 Unknown, 0 Unchecked, 7.9s Time] [2024-11-23 18:21:34,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2024-11-23 18:21:34,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 226. [2024-11-23 18:21:34,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 179 states have (on average 1.4134078212290502) internal successors, (253), 180 states have internal predecessors, (253), 42 states have call successors, (42), 4 states have call predecessors, (42), 4 states have return successors, (42), 41 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-23 18:21:34,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 337 transitions. [2024-11-23 18:21:34,829 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 337 transitions. Word has length 238 [2024-11-23 18:21:34,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:21:34,830 INFO L471 AbstractCegarLoop]: Abstraction has 226 states and 337 transitions. [2024-11-23 18:21:34,830 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-11-23 18:21:34,830 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 337 transitions. [2024-11-23 18:21:34,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-11-23 18:21:34,834 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:21:34,834 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:21:34,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-23 18:21:35,034 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:21:35,035 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:21:35,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:21:35,035 INFO L85 PathProgramCache]: Analyzing trace with hash 342281215, now seen corresponding path program 1 times [2024-11-23 18:21:35,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:21:35,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852730662] [2024-11-23 18:21:35,035 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:21:35,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:21:35,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:21:37,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 33 proven. 75 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-11-23 18:21:37,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:21:37,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852730662] [2024-11-23 18:21:37,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852730662] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 18:21:37,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [90291949] [2024-11-23 18:21:37,896 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:21:37,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:21:37,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:21:37,897 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 18:21:37,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-23 18:21:38,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:21:38,045 INFO L256 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-23 18:21:38,049 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:21:39,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 800 proven. 174 refuted. 0 times theorem prover too weak. 1690 trivial. 0 not checked. [2024-11-23 18:21:39,446 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 18:21:40,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 36 proven. 177 refuted. 0 times theorem prover too weak. 2451 trivial. 0 not checked. [2024-11-23 18:21:40,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [90291949] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 18:21:40,437 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 18:21:40,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 11] total 28 [2024-11-23 18:21:40,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988272052] [2024-11-23 18:21:40,438 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 18:21:40,438 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-23 18:21:40,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:21:40,439 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-23 18:21:40,440 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=634, Unknown=0, NotChecked=0, Total=756 [2024-11-23 18:21:40,440 INFO L87 Difference]: Start difference. First operand 226 states and 337 transitions. Second operand has 28 states, 28 states have (on average 5.75) internal successors, (161), 28 states have internal predecessors, (161), 7 states have call successors, (111), 4 states have call predecessors, (111), 8 states have return successors, (111), 7 states have call predecessors, (111), 7 states have call successors, (111) [2024-11-23 18:21:46,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:21:46,662 INFO L93 Difference]: Finished difference Result 719 states and 1045 transitions. [2024-11-23 18:21:46,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-23 18:21:46,663 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 5.75) internal successors, (161), 28 states have internal predecessors, (161), 7 states have call successors, (111), 4 states have call predecessors, (111), 8 states have return successors, (111), 7 states have call predecessors, (111), 7 states have call successors, (111) Word has length 238 [2024-11-23 18:21:46,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:21:46,670 INFO L225 Difference]: With dead ends: 719 [2024-11-23 18:21:46,670 INFO L226 Difference]: Without dead ends: 496 [2024-11-23 18:21:46,672 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 520 GetRequests, 462 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 936 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=629, Invalid=2911, Unknown=0, NotChecked=0, Total=3540 [2024-11-23 18:21:46,674 INFO L435 NwaCegarLoop]: 159 mSDtfsCounter, 1429 mSDsluCounter, 1463 mSDsCounter, 0 mSdLazyCounter, 1666 mSolverCounterSat, 308 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1430 SdHoareTripleChecker+Valid, 1622 SdHoareTripleChecker+Invalid, 1974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 308 IncrementalHoareTripleChecker+Valid, 1666 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-23 18:21:46,674 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1430 Valid, 1622 Invalid, 1974 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [308 Valid, 1666 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-11-23 18:21:46,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 496 states. [2024-11-23 18:21:46,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 496 to 381. [2024-11-23 18:21:46,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 381 states, 286 states have (on average 1.3741258741258742) internal successors, (393), 288 states have internal predecessors, (393), 84 states have call successors, (84), 10 states have call predecessors, (84), 10 states have return successors, (84), 82 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-23 18:21:46,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 561 transitions. [2024-11-23 18:21:46,747 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 561 transitions. Word has length 238 [2024-11-23 18:21:46,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:21:46,748 INFO L471 AbstractCegarLoop]: Abstraction has 381 states and 561 transitions. [2024-11-23 18:21:46,748 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 5.75) internal successors, (161), 28 states have internal predecessors, (161), 7 states have call successors, (111), 4 states have call predecessors, (111), 8 states have return successors, (111), 7 states have call predecessors, (111), 7 states have call successors, (111) [2024-11-23 18:21:46,749 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 561 transitions. [2024-11-23 18:21:46,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-11-23 18:21:46,753 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:21:46,753 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:21:46,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-23 18:21:46,954 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:21:46,954 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:21:46,954 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:21:46,955 INFO L85 PathProgramCache]: Analyzing trace with hash -1841040513, now seen corresponding path program 1 times [2024-11-23 18:21:46,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:21:46,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513029775] [2024-11-23 18:21:46,955 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:21:46,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:21:47,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:21:48,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 33 proven. 75 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-11-23 18:21:48,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:21:48,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513029775] [2024-11-23 18:21:48,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513029775] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 18:21:48,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [815327270] [2024-11-23 18:21:48,492 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:21:48,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:21:48,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:21:48,494 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 18:21:48,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-23 18:21:48,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:21:48,644 INFO L256 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-23 18:21:48,649 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:21:49,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1212 proven. 72 refuted. 0 times theorem prover too weak. 1380 trivial. 0 not checked. [2024-11-23 18:21:49,555 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 18:21:50,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-11-23 18:21:50,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [815327270] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-23 18:21:50,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-23 18:21:50,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [10, 11] total 22 [2024-11-23 18:21:50,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615813793] [2024-11-23 18:21:50,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:21:50,589 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-23 18:21:50,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:21:50,590 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-23 18:21:50,590 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=364, Unknown=0, NotChecked=0, Total=462 [2024-11-23 18:21:50,590 INFO L87 Difference]: Start difference. First operand 381 states and 561 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-11-23 18:21:52,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:21:52,150 INFO L93 Difference]: Finished difference Result 879 states and 1279 transitions. [2024-11-23 18:21:52,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-23 18:21:52,151 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 238 [2024-11-23 18:21:52,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:21:52,154 INFO L225 Difference]: With dead ends: 879 [2024-11-23 18:21:52,155 INFO L226 Difference]: Without dead ends: 501 [2024-11-23 18:21:52,156 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 492 GetRequests, 468 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=140, Invalid=510, Unknown=0, NotChecked=0, Total=650 [2024-11-23 18:21:52,157 INFO L435 NwaCegarLoop]: 236 mSDtfsCounter, 286 mSDsluCounter, 1030 mSDsCounter, 0 mSdLazyCounter, 343 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 286 SdHoareTripleChecker+Valid, 1266 SdHoareTripleChecker+Invalid, 352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-23 18:21:52,157 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [286 Valid, 1266 Invalid, 352 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 343 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-23 18:21:52,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2024-11-23 18:21:52,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 405. [2024-11-23 18:21:52,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 405 states, 310 states have (on average 1.3806451612903226) internal successors, (428), 312 states have internal predecessors, (428), 84 states have call successors, (84), 10 states have call predecessors, (84), 10 states have return successors, (84), 82 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-23 18:21:52,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 596 transitions. [2024-11-23 18:21:52,213 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 596 transitions. Word has length 238 [2024-11-23 18:21:52,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:21:52,214 INFO L471 AbstractCegarLoop]: Abstraction has 405 states and 596 transitions. [2024-11-23 18:21:52,214 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-11-23 18:21:52,214 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 596 transitions. [2024-11-23 18:21:52,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-11-23 18:21:52,216 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:21:52,216 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:21:52,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-23 18:21:52,416 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:21:52,417 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:21:52,417 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:21:52,417 INFO L85 PathProgramCache]: Analyzing trace with hash 2104875350, now seen corresponding path program 1 times [2024-11-23 18:21:52,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:21:52,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856346548] [2024-11-23 18:21:52,417 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:21:52,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:21:52,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:21:53,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 33 proven. 75 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-11-23 18:21:53,857 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:21:53,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856346548] [2024-11-23 18:21:53,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856346548] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 18:21:53,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [220926003] [2024-11-23 18:21:53,857 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:21:53,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:21:53,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:21:53,859 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 18:21:53,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-23 18:21:54,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:21:54,018 INFO L256 TraceCheckSpWp]: Trace formula consists of 521 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-23 18:21:54,024 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:21:54,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1212 proven. 72 refuted. 0 times theorem prover too weak. 1380 trivial. 0 not checked. [2024-11-23 18:21:54,782 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 18:21:55,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-11-23 18:21:55,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [220926003] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-23 18:21:55,753 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-23 18:21:55,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9, 11] total 20 [2024-11-23 18:21:55,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833545934] [2024-11-23 18:21:55,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:21:55,753 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-23 18:21:55,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:21:55,754 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-23 18:21:55,754 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=289, Unknown=0, NotChecked=0, Total=380 [2024-11-23 18:21:55,754 INFO L87 Difference]: Start difference. First operand 405 states and 596 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-11-23 18:21:57,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:21:57,087 INFO L93 Difference]: Finished difference Result 910 states and 1323 transitions. [2024-11-23 18:21:57,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-23 18:21:57,088 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 238 [2024-11-23 18:21:57,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:21:57,091 INFO L225 Difference]: With dead ends: 910 [2024-11-23 18:21:57,091 INFO L226 Difference]: Without dead ends: 508 [2024-11-23 18:21:57,092 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 491 GetRequests, 469 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=134, Invalid=418, Unknown=0, NotChecked=0, Total=552 [2024-11-23 18:21:57,093 INFO L435 NwaCegarLoop]: 228 mSDtfsCounter, 252 mSDsluCounter, 787 mSDsCounter, 0 mSdLazyCounter, 307 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 1015 SdHoareTripleChecker+Invalid, 313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 307 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-23 18:21:57,093 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [252 Valid, 1015 Invalid, 313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 307 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-23 18:21:57,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2024-11-23 18:21:57,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 429. [2024-11-23 18:21:57,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 429 states, 334 states have (on average 1.3862275449101797) internal successors, (463), 336 states have internal predecessors, (463), 84 states have call successors, (84), 10 states have call predecessors, (84), 10 states have return successors, (84), 82 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-23 18:21:57,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 429 states and 631 transitions. [2024-11-23 18:21:57,146 INFO L78 Accepts]: Start accepts. Automaton has 429 states and 631 transitions. Word has length 238 [2024-11-23 18:21:57,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:21:57,146 INFO L471 AbstractCegarLoop]: Abstraction has 429 states and 631 transitions. [2024-11-23 18:21:57,147 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-11-23 18:21:57,147 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 631 transitions. [2024-11-23 18:21:57,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-23 18:21:57,149 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:21:57,149 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:21:57,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-23 18:21:57,349 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:21:57,350 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:21:57,350 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:21:57,350 INFO L85 PathProgramCache]: Analyzing trace with hash 1845346392, now seen corresponding path program 1 times [2024-11-23 18:21:57,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:21:57,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57057607] [2024-11-23 18:21:57,350 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:21:57,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:21:57,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:21:57,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-11-23 18:21:57,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:21:57,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57057607] [2024-11-23 18:21:57,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57057607] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:21:57,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:21:57,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-23 18:21:57,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386898970] [2024-11-23 18:21:57,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:21:57,917 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-23 18:21:57,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:21:57,918 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-23 18:21:57,918 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-23 18:21:57,918 INFO L87 Difference]: Start difference. First operand 429 states and 631 transitions. Second operand has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-11-23 18:21:59,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:21:59,007 INFO L93 Difference]: Finished difference Result 1948 states and 2822 transitions. [2024-11-23 18:21:59,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-23 18:21:59,008 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 240 [2024-11-23 18:21:59,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:21:59,016 INFO L225 Difference]: With dead ends: 1948 [2024-11-23 18:21:59,016 INFO L226 Difference]: Without dead ends: 1522 [2024-11-23 18:21:59,018 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-23 18:21:59,019 INFO L435 NwaCegarLoop]: 339 mSDtfsCounter, 597 mSDsluCounter, 935 mSDsCounter, 0 mSdLazyCounter, 367 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 597 SdHoareTripleChecker+Valid, 1274 SdHoareTripleChecker+Invalid, 536 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 367 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-23 18:21:59,019 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [597 Valid, 1274 Invalid, 536 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 367 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-23 18:21:59,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1522 states. [2024-11-23 18:21:59,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1522 to 1004. [2024-11-23 18:21:59,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1004 states, 799 states have (on average 1.3391739674593242) internal successors, (1070), 807 states have internal predecessors, (1070), 176 states have call successors, (176), 28 states have call predecessors, (176), 28 states have return successors, (176), 168 states have call predecessors, (176), 176 states have call successors, (176) [2024-11-23 18:21:59,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 1004 states and 1422 transitions. [2024-11-23 18:21:59,181 INFO L78 Accepts]: Start accepts. Automaton has 1004 states and 1422 transitions. Word has length 240 [2024-11-23 18:21:59,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:21:59,182 INFO L471 AbstractCegarLoop]: Abstraction has 1004 states and 1422 transitions. [2024-11-23 18:21:59,182 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-11-23 18:21:59,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1422 transitions. [2024-11-23 18:21:59,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-23 18:21:59,184 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:21:59,184 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:21:59,184 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-23 18:21:59,184 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:21:59,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:21:59,184 INFO L85 PathProgramCache]: Analyzing trace with hash 1543581112, now seen corresponding path program 1 times [2024-11-23 18:21:59,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:21:59,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263047742] [2024-11-23 18:21:59,185 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:21:59,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:21:59,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-23 18:21:59,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [182992516] [2024-11-23 18:21:59,292 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:21:59,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:21:59,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:21:59,294 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 18:21:59,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-23 18:21:59,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:21:59,490 INFO L256 TraceCheckSpWp]: Trace formula consists of 530 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-23 18:21:59,498 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:21:59,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 556 proven. 96 refuted. 0 times theorem prover too weak. 2012 trivial. 0 not checked. [2024-11-23 18:21:59,887 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 18:22:00,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 12 proven. 96 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-11-23 18:22:00,295 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:22:00,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263047742] [2024-11-23 18:22:00,296 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-23 18:22:00,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [182992516] [2024-11-23 18:22:00,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [182992516] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 18:22:00,296 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 18:22:00,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2024-11-23 18:22:00,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651712391] [2024-11-23 18:22:00,296 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 18:22:00,297 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-23 18:22:00,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:22:00,298 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-23 18:22:00,298 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=176, Unknown=0, NotChecked=0, Total=240 [2024-11-23 18:22:00,298 INFO L87 Difference]: Start difference. First operand 1004 states and 1422 transitions. Second operand has 16 states, 16 states have (on average 6.5625) internal successors, (105), 16 states have internal predecessors, (105), 3 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) [2024-11-23 18:22:01,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:22:01,796 INFO L93 Difference]: Finished difference Result 2355 states and 3215 transitions. [2024-11-23 18:22:01,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-23 18:22:01,796 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 6.5625) internal successors, (105), 16 states have internal predecessors, (105), 3 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) Word has length 240 [2024-11-23 18:22:01,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:22:01,807 INFO L225 Difference]: With dead ends: 2355 [2024-11-23 18:22:01,807 INFO L226 Difference]: Without dead ends: 1354 [2024-11-23 18:22:01,810 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 488 GetRequests, 464 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=167, Invalid=483, Unknown=0, NotChecked=0, Total=650 [2024-11-23 18:22:01,812 INFO L435 NwaCegarLoop]: 184 mSDtfsCounter, 200 mSDsluCounter, 879 mSDsCounter, 0 mSdLazyCounter, 902 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 206 SdHoareTripleChecker+Valid, 1063 SdHoareTripleChecker+Invalid, 920 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 902 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-23 18:22:01,813 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [206 Valid, 1063 Invalid, 920 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 902 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-23 18:22:01,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1354 states. [2024-11-23 18:22:01,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1354 to 869. [2024-11-23 18:22:01,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 869 states, 688 states have (on average 1.3502906976744187) internal successors, (929), 692 states have internal predecessors, (929), 156 states have call successors, (156), 24 states have call predecessors, (156), 24 states have return successors, (156), 152 states have call predecessors, (156), 156 states have call successors, (156) [2024-11-23 18:22:01,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 869 states and 1241 transitions. [2024-11-23 18:22:01,942 INFO L78 Accepts]: Start accepts. Automaton has 869 states and 1241 transitions. Word has length 240 [2024-11-23 18:22:01,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:22:01,943 INFO L471 AbstractCegarLoop]: Abstraction has 869 states and 1241 transitions. [2024-11-23 18:22:01,943 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 6.5625) internal successors, (105), 16 states have internal predecessors, (105), 3 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) [2024-11-23 18:22:01,943 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1241 transitions. [2024-11-23 18:22:01,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-23 18:22:01,946 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:22:01,946 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:22:01,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-11-23 18:22:02,151 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-23 18:22:02,151 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:22:02,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:22:02,152 INFO L85 PathProgramCache]: Analyzing trace with hash 1414368367, now seen corresponding path program 1 times [2024-11-23 18:22:02,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:22:02,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814394315] [2024-11-23 18:22:02,152 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:22:02,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:22:02,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:22:03,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-11-23 18:22:03,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:22:03,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814394315] [2024-11-23 18:22:03,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1814394315] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:22:03,015 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:22:03,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-23 18:22:03,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451852018] [2024-11-23 18:22:03,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:22:03,016 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-23 18:22:03,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:22:03,017 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-23 18:22:03,017 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-23 18:22:03,017 INFO L87 Difference]: Start difference. First operand 869 states and 1241 transitions. Second operand has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-11-23 18:22:03,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:22:03,862 INFO L93 Difference]: Finished difference Result 2509 states and 3452 transitions. [2024-11-23 18:22:03,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-23 18:22:03,863 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 240 [2024-11-23 18:22:03,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:22:03,872 INFO L225 Difference]: With dead ends: 2509 [2024-11-23 18:22:03,872 INFO L226 Difference]: Without dead ends: 1643 [2024-11-23 18:22:03,874 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2024-11-23 18:22:03,875 INFO L435 NwaCegarLoop]: 209 mSDtfsCounter, 211 mSDsluCounter, 743 mSDsCounter, 0 mSdLazyCounter, 301 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 952 SdHoareTripleChecker+Invalid, 354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 301 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-23 18:22:03,876 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [211 Valid, 952 Invalid, 354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 301 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-23 18:22:03,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1643 states. [2024-11-23 18:22:04,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1643 to 1310. [2024-11-23 18:22:04,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1310 states, 1043 states have (on average 1.3173537871524448) internal successors, (1374), 1054 states have internal predecessors, (1374), 215 states have call successors, (215), 51 states have call predecessors, (215), 51 states have return successors, (215), 204 states have call predecessors, (215), 215 states have call successors, (215) [2024-11-23 18:22:04,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1310 states and 1804 transitions. [2024-11-23 18:22:04,076 INFO L78 Accepts]: Start accepts. Automaton has 1310 states and 1804 transitions. Word has length 240 [2024-11-23 18:22:04,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:22:04,077 INFO L471 AbstractCegarLoop]: Abstraction has 1310 states and 1804 transitions. [2024-11-23 18:22:04,077 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-11-23 18:22:04,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1804 transitions. [2024-11-23 18:22:04,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-23 18:22:04,079 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:22:04,079 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:22:04,080 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-23 18:22:04,080 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:22:04,084 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:22:04,084 INFO L85 PathProgramCache]: Analyzing trace with hash 1112603087, now seen corresponding path program 1 times [2024-11-23 18:22:04,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:22:04,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068055370] [2024-11-23 18:22:04,084 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:22:04,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:22:04,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:22:04,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-11-23 18:22:04,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:22:04,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068055370] [2024-11-23 18:22:04,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068055370] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:22:04,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:22:04,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 18:22:04,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861985728] [2024-11-23 18:22:04,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:22:04,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:22:04,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:22:04,161 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:22:04,161 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:22:04,161 INFO L87 Difference]: Start difference. First operand 1310 states and 1804 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-11-23 18:22:04,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:22:04,558 INFO L93 Difference]: Finished difference Result 3091 states and 4282 transitions. [2024-11-23 18:22:04,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:22:04,559 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 240 [2024-11-23 18:22:04,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:22:04,568 INFO L225 Difference]: With dead ends: 3091 [2024-11-23 18:22:04,569 INFO L226 Difference]: Without dead ends: 1822 [2024-11-23 18:22:04,572 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:22:04,572 INFO L435 NwaCegarLoop]: 212 mSDtfsCounter, 169 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 379 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:22:04,573 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [169 Valid, 379 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:22:04,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1822 states. [2024-11-23 18:22:04,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1822 to 1570. [2024-11-23 18:22:04,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1570 states, 1162 states have (on average 1.2693631669535284) internal successors, (1475), 1177 states have internal predecessors, (1475), 337 states have call successors, (337), 70 states have call predecessors, (337), 70 states have return successors, (337), 322 states have call predecessors, (337), 337 states have call successors, (337) [2024-11-23 18:22:04,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1570 states and 2149 transitions. [2024-11-23 18:22:04,872 INFO L78 Accepts]: Start accepts. Automaton has 1570 states and 2149 transitions. Word has length 240 [2024-11-23 18:22:04,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:22:04,873 INFO L471 AbstractCegarLoop]: Abstraction has 1570 states and 2149 transitions. [2024-11-23 18:22:04,874 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-11-23 18:22:04,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 2149 transitions. [2024-11-23 18:22:04,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2024-11-23 18:22:04,876 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:22:04,876 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:22:04,876 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-23 18:22:04,876 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:22:04,876 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:22:04,877 INFO L85 PathProgramCache]: Analyzing trace with hash 911360477, now seen corresponding path program 1 times [2024-11-23 18:22:04,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:22:04,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442130263] [2024-11-23 18:22:04,877 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:22:04,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:22:04,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:22:05,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-11-23 18:22:05,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:22:05,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442130263] [2024-11-23 18:22:05,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442130263] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:22:05,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:22:05,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-23 18:22:05,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35171616] [2024-11-23 18:22:05,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:22:05,345 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-23 18:22:05,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:22:05,345 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-23 18:22:05,346 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-23 18:22:05,346 INFO L87 Difference]: Start difference. First operand 1570 states and 2149 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-11-23 18:22:06,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:22:06,311 INFO L93 Difference]: Finished difference Result 3981 states and 5464 transitions. [2024-11-23 18:22:06,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-23 18:22:06,312 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 241 [2024-11-23 18:22:06,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:22:06,325 INFO L225 Difference]: With dead ends: 3981 [2024-11-23 18:22:06,325 INFO L226 Difference]: Without dead ends: 2452 [2024-11-23 18:22:06,330 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-23 18:22:06,331 INFO L435 NwaCegarLoop]: 340 mSDtfsCounter, 199 mSDsluCounter, 1195 mSDsCounter, 0 mSdLazyCounter, 482 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 199 SdHoareTripleChecker+Valid, 1535 SdHoareTripleChecker+Invalid, 483 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 482 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-23 18:22:06,331 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [199 Valid, 1535 Invalid, 483 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 482 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-23 18:22:06,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2452 states. [2024-11-23 18:22:06,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2452 to 1983. [2024-11-23 18:22:06,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1983 states, 1475 states have (on average 1.280677966101695) internal successors, (1889), 1491 states have internal predecessors, (1889), 422 states have call successors, (422), 85 states have call predecessors, (422), 85 states have return successors, (422), 406 states have call predecessors, (422), 422 states have call successors, (422) [2024-11-23 18:22:06,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 1983 states and 2733 transitions. [2024-11-23 18:22:06,725 INFO L78 Accepts]: Start accepts. Automaton has 1983 states and 2733 transitions. Word has length 241 [2024-11-23 18:22:06,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:22:06,725 INFO L471 AbstractCegarLoop]: Abstraction has 1983 states and 2733 transitions. [2024-11-23 18:22:06,725 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-11-23 18:22:06,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 2733 transitions. [2024-11-23 18:22:06,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2024-11-23 18:22:06,727 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:22:06,727 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:22:06,728 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-23 18:22:06,728 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:22:06,728 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:22:06,728 INFO L85 PathProgramCache]: Analyzing trace with hash 609595197, now seen corresponding path program 1 times [2024-11-23 18:22:06,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:22:06,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207249271] [2024-11-23 18:22:06,728 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:22:06,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:22:06,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:22:09,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-11-23 18:22:09,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:22:09,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207249271] [2024-11-23 18:22:09,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207249271] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:22:09,325 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:22:09,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-23 18:22:09,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810010632] [2024-11-23 18:22:09,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:22:09,326 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-23 18:22:09,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:22:09,326 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-23 18:22:09,326 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-11-23 18:22:09,327 INFO L87 Difference]: Start difference. First operand 1983 states and 2733 transitions. Second operand has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 12 states have internal predecessors, (59), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-11-23 18:22:12,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:22:12,390 INFO L93 Difference]: Finished difference Result 4548 states and 6303 transitions. [2024-11-23 18:22:12,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-23 18:22:12,391 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 12 states have internal predecessors, (59), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 241 [2024-11-23 18:22:12,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:22:12,404 INFO L225 Difference]: With dead ends: 4548 [2024-11-23 18:22:12,404 INFO L226 Difference]: Without dead ends: 2606 [2024-11-23 18:22:12,408 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=80, Invalid=226, Unknown=0, NotChecked=0, Total=306 [2024-11-23 18:22:12,409 INFO L435 NwaCegarLoop]: 313 mSDtfsCounter, 436 mSDsluCounter, 1549 mSDsCounter, 0 mSdLazyCounter, 790 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 436 SdHoareTripleChecker+Valid, 1862 SdHoareTripleChecker+Invalid, 792 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 790 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-23 18:22:12,410 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [436 Valid, 1862 Invalid, 792 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 790 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-23 18:22:12,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2606 states. [2024-11-23 18:22:12,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2606 to 2126. [2024-11-23 18:22:12,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2126 states, 1618 states have (on average 1.2824474660074165) internal successors, (2075), 1634 states have internal predecessors, (2075), 422 states have call successors, (422), 85 states have call predecessors, (422), 85 states have return successors, (422), 406 states have call predecessors, (422), 422 states have call successors, (422) [2024-11-23 18:22:12,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 2126 states and 2919 transitions. [2024-11-23 18:22:12,796 INFO L78 Accepts]: Start accepts. Automaton has 2126 states and 2919 transitions. Word has length 241 [2024-11-23 18:22:12,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:22:12,797 INFO L471 AbstractCegarLoop]: Abstraction has 2126 states and 2919 transitions. [2024-11-23 18:22:12,797 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 12 states have internal predecessors, (59), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-11-23 18:22:12,797 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 2919 transitions. [2024-11-23 18:22:12,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2024-11-23 18:22:12,800 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:22:12,800 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:22:12,800 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-23 18:22:12,801 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:22:12,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:22:12,803 INFO L85 PathProgramCache]: Analyzing trace with hash 905778743, now seen corresponding path program 1 times [2024-11-23 18:22:12,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:22:12,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561542198] [2024-11-23 18:22:12,803 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:22:12,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:22:12,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:22:12,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-11-23 18:22:12,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:22:12,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561542198] [2024-11-23 18:22:12,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561542198] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:22:12,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:22:12,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 18:22:12,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807267593] [2024-11-23 18:22:12,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:22:12,898 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:22:12,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:22:12,898 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:22:12,898 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:22:12,899 INFO L87 Difference]: Start difference. First operand 2126 states and 2919 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-11-23 18:22:13,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:22:13,415 INFO L93 Difference]: Finished difference Result 4419 states and 6068 transitions. [2024-11-23 18:22:13,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:22:13,416 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 241 [2024-11-23 18:22:13,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:22:13,430 INFO L225 Difference]: With dead ends: 4419 [2024-11-23 18:22:13,430 INFO L226 Difference]: Without dead ends: 2334 [2024-11-23 18:22:13,437 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:22:13,437 INFO L435 NwaCegarLoop]: 199 mSDtfsCounter, 29 mSDsluCounter, 160 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 18:22:13,438 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 359 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 18:22:13,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2334 states. [2024-11-23 18:22:13,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2334 to 2157. [2024-11-23 18:22:13,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2157 states, 1649 states have (on average 1.2838083687083082) internal successors, (2117), 1665 states have internal predecessors, (2117), 422 states have call successors, (422), 85 states have call predecessors, (422), 85 states have return successors, (422), 406 states have call predecessors, (422), 422 states have call successors, (422) [2024-11-23 18:22:13,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 2157 states and 2961 transitions. [2024-11-23 18:22:13,842 INFO L78 Accepts]: Start accepts. Automaton has 2157 states and 2961 transitions. Word has length 241 [2024-11-23 18:22:13,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:22:13,843 INFO L471 AbstractCegarLoop]: Abstraction has 2157 states and 2961 transitions. [2024-11-23 18:22:13,843 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-11-23 18:22:13,843 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 2961 transitions. [2024-11-23 18:22:13,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2024-11-23 18:22:13,846 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:22:13,846 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:22:13,846 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-23 18:22:13,846 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:22:13,846 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:22:13,847 INFO L85 PathProgramCache]: Analyzing trace with hash 1844950070, now seen corresponding path program 1 times [2024-11-23 18:22:13,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:22:13,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203358639] [2024-11-23 18:22:13,847 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:22:13,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:22:13,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-23 18:22:13,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [662254657] [2024-11-23 18:22:13,951 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:22:13,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:22:13,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:22:13,954 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 18:22:13,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-23 18:22:14,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:22:14,219 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 18:22:14,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:22:14,546 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 18:22:14,546 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-23 18:22:14,547 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 18:22:14,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-23 18:22:14,749 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-11-23 18:22:14,752 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:22:14,940 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 18:22:14,945 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 06:22:14 BoogieIcfgContainer [2024-11-23 18:22:14,945 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 18:22:14,946 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 18:22:14,946 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 18:22:14,946 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 18:22:14,947 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:20:45" (3/4) ... [2024-11-23 18:22:14,949 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-23 18:22:14,950 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 18:22:14,951 INFO L158 Benchmark]: Toolchain (without parser) took 90911.03ms. Allocated memory was 117.4MB in the beginning and 444.6MB in the end (delta: 327.2MB). Free memory was 92.7MB in the beginning and 187.3MB in the end (delta: -94.6MB). Peak memory consumption was 232.7MB. Max. memory is 16.1GB. [2024-11-23 18:22:14,951 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 18:22:14,952 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.00ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 76.7MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 18:22:14,952 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.60ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 73.0MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 18:22:14,953 INFO L158 Benchmark]: Boogie Preprocessor took 62.43ms. Allocated memory is still 117.4MB. Free memory was 73.0MB in the beginning and 69.6MB in the end (delta: 3.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 18:22:14,953 INFO L158 Benchmark]: RCFGBuilder took 828.30ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 39.6MB in the end (delta: 29.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 18:22:14,953 INFO L158 Benchmark]: TraceAbstraction took 89575.18ms. Allocated memory was 117.4MB in the beginning and 444.6MB in the end (delta: 327.2MB). Free memory was 39.0MB in the beginning and 187.4MB in the end (delta: -148.4MB). Peak memory consumption was 190.7MB. Max. memory is 16.1GB. [2024-11-23 18:22:14,953 INFO L158 Benchmark]: Witness Printer took 4.29ms. Allocated memory is still 444.6MB. Free memory was 187.4MB in the beginning and 187.3MB in the end (delta: 56.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 18:22:14,955 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 356.00ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 76.7MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.60ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 73.0MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 62.43ms. Allocated memory is still 117.4MB. Free memory was 73.0MB in the beginning and 69.6MB in the end (delta: 3.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 828.30ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 39.6MB in the end (delta: 29.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 89575.18ms. Allocated memory was 117.4MB in the beginning and 444.6MB in the end (delta: 327.2MB). Free memory was 39.0MB in the beginning and 187.4MB in the end (delta: -148.4MB). Peak memory consumption was 190.7MB. Max. memory is 16.1GB. * Witness Printer took 4.29ms. Allocated memory is still 444.6MB. Free memory was 187.4MB in the beginning and 187.3MB in the end (delta: 56.8kB). 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 shiftLeft at line 105, overapproximation of shiftLeft at line 207, overapproximation of someBinaryFLOATComparisonOperation at line 186, overapproximation of someBinaryFLOATComparisonOperation at line 194, overapproximation of someBinaryFLOATComparisonOperation at line 83, overapproximation of someBinaryFLOATComparisonOperation at line 191, overapproximation of someBinaryFLOATComparisonOperation at line 189, overapproximation of someBinaryFLOATComparisonOperation at line 193, overapproximation of someBinaryFLOATComparisonOperation at line 196, overapproximation of someBinaryFLOATComparisonOperation at line 188, overapproximation of someUnaryDOUBLEoperation at line 47, overapproximation of someBinaryDOUBLEComparisonOperation at line 117, overapproximation of someBinaryDOUBLEComparisonOperation at line 207, overapproximation of someBinaryDOUBLEComparisonOperation at line 159, overapproximation of someBinaryDOUBLEComparisonOperation at line 157. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 5.5; [L23] signed short int var_1_3 = 1; [L24] signed long int var_1_5 = -64; [L25] signed char var_1_6 = 10; [L26] signed char var_1_7 = 5; [L27] double var_1_8 = 16.25; [L28] double var_1_9 = 1.8; [L29] unsigned char var_1_10 = 32; [L30] unsigned char var_1_11 = 64; [L31] unsigned short int var_1_12 = 16; [L32] unsigned long int var_1_13 = 128; [L33] unsigned char var_1_15 = 1; [L34] unsigned short int var_1_16 = 256; [L35] signed char var_1_18 = -2; [L36] unsigned long int var_1_19 = 50; [L37] unsigned char var_1_20 = 0; [L38] unsigned char var_1_21 = 0; [L39] unsigned long int var_1_22 = 0; [L40] unsigned char var_1_23 = 64; [L41] unsigned char var_1_24 = 64; [L42] unsigned char var_1_25 = 2; [L43] unsigned short int var_1_26 = 32; [L44] unsigned long int var_1_27 = 100; [L45] unsigned short int var_1_28 = 64; [L46] float var_1_29 = 499.875; [L47] float var_1_30 = -0.2; [L48] float var_1_31 = 7.4; [L49] float var_1_32 = -0.375; [L50] float var_1_33 = 1.4; [L51] float var_1_34 = 200.4; [L52] float var_1_35 = 1.5; [L53] unsigned char var_1_36 = 0; [L54] unsigned char last_1_var_1_10 = 32; [L55] unsigned short int last_1_var_1_12 = 16; [L56] unsigned long int last_1_var_1_13 = 128; VAL [isInitial=0, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L211] isInitial = 1 [L212] FCALL initially() [L214] CALL updateLastVariables() [L202] last_1_var_1_10 = var_1_10 [L203] last_1_var_1_12 = var_1_12 [L204] last_1_var_1_13 = var_1_13 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L214] RET updateLastVariables() [L215] CALL updateVariables() [L143] var_1_3 = __VERIFIER_nondet_short() [L144] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L144] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L145] CALL assume_abort_if_not(var_1_3 <= 8) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L145] RET assume_abort_if_not(var_1_3 <= 8) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L146] var_1_5 = __VERIFIER_nondet_long() [L147] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L147] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L148] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L148] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L149] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L149] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L150] var_1_6 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_6 >= 6) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L151] RET assume_abort_if_not(var_1_6 >= 6) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L152] CALL assume_abort_if_not(var_1_6 <= 12) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L152] RET assume_abort_if_not(var_1_6 <= 12) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L153] var_1_7 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L154] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L155] CALL assume_abort_if_not(var_1_7 <= 6) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L155] RET assume_abort_if_not(var_1_7 <= 6) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L156] var_1_8 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0, var_1_9=9/5] [L157] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0, var_1_9=9/5] [L158] var_1_9 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L159] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L160] var_1_11 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L161] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L162] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L162] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L163] var_1_15 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L164] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L165] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L165] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L166] var_1_20 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L167] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L168] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L168] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L169] var_1_21 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L170] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L171] CALL assume_abort_if_not(var_1_21 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L171] RET assume_abort_if_not(var_1_21 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L172] var_1_22 = __VERIFIER_nondet_ulong() [L173] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L173] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L174] CALL assume_abort_if_not(var_1_22 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L174] RET assume_abort_if_not(var_1_22 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L175] var_1_24 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L176] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L177] CALL assume_abort_if_not(var_1_24 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L177] RET assume_abort_if_not(var_1_24 <= 254) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L178] var_1_25 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L179] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L180] CALL assume_abort_if_not(var_1_25 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L180] RET assume_abort_if_not(var_1_25 <= 254) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L181] var_1_27 = __VERIFIER_nondet_ulong() [L182] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L182] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L183] CALL assume_abort_if_not(var_1_27 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L183] RET assume_abort_if_not(var_1_27 <= 4294967295) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L184] CALL assume_abort_if_not(var_1_27 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L184] RET assume_abort_if_not(var_1_27 != 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L185] var_1_29 = __VERIFIER_nondet_float() [L186] CALL assume_abort_if_not((var_1_29 >= -922337.2036854776000e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L186] RET assume_abort_if_not((var_1_29 >= -922337.2036854776000e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L187] var_1_30 = __VERIFIER_nondet_float() [L188] CALL assume_abort_if_not((var_1_30 >= -922337.2036854776000e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854776000e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L188] RET assume_abort_if_not((var_1_30 >= -922337.2036854776000e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854776000e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L189] CALL assume_abort_if_not(var_1_30 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L189] RET assume_abort_if_not(var_1_30 != 0.0F) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L190] var_1_31 = __VERIFIER_nondet_float() [L191] CALL assume_abort_if_not((var_1_31 >= -922337.2036854776000e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854776000e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L191] RET assume_abort_if_not((var_1_31 >= -922337.2036854776000e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854776000e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L192] var_1_32 = __VERIFIER_nondet_float() [L193] CALL assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L193] RET assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L194] CALL assume_abort_if_not(var_1_32 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L194] RET assume_abort_if_not(var_1_32 != 0.0F) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L195] var_1_34 = __VERIFIER_nondet_float() [L196] CALL assume_abort_if_not((var_1_34 >= -922337.2036854765600e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L196] RET assume_abort_if_not((var_1_34 >= -922337.2036854765600e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L197] var_1_36 = __VERIFIER_nondet_uchar() [L198] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L198] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L199] CALL assume_abort_if_not(var_1_36 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L199] RET assume_abort_if_not(var_1_36 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L215] RET updateVariables() [L216] CALL step() [L60] COND TRUE var_1_20 || var_1_21 [L61] var_1_19 = ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=4294967296, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L63] COND FALSE !(((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))) == (~ 16u)) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=4294967296, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L68] COND TRUE var_1_22 <= var_1_19 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=4294967296, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L69] COND TRUE var_1_22 <= (((((var_1_25) < (var_1_24)) ? (var_1_25) : (var_1_24))) / var_1_27) [L70] var_1_26 = ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23))) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=4294967296, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L83] COND FALSE !((var_1_29 / var_1_30) > ((((var_1_31 / var_1_32) < 0 ) ? -(var_1_31 / var_1_32) : (var_1_31 / var_1_32)))) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=4294967296, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L88] var_1_33 = var_1_34 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=4294967296, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L89] COND FALSE !(((256 - var_1_25) <= (var_1_28 + var_1_19)) || var_1_20) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=4294967296, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L96] COND TRUE ((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10 [L97] var_1_12 = var_1_6 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=6, var_1_12=6, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=4294967296, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L99] signed long int stepLocal_2 = last_1_var_1_12 + var_1_7; VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_2=16, var_1_10=32, var_1_11=6, var_1_12=6, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=4294967296, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L100] COND TRUE var_1_6 <= stepLocal_2 [L101] var_1_10 = var_1_11 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=6, var_1_11=6, var_1_12=6, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=4294967296, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L105] EXPR 1 << var_1_10 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=6, var_1_11=6, var_1_12=6, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=4294967296, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L105] COND FALSE !((1 << var_1_10) != (-500 / -100)) [L112] var_1_13 = var_1_6 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=6, var_1_11=6, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=4294967296, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L114] var_1_18 = var_1_3 [L115] signed long int stepLocal_4 = (((var_1_11) > ((var_1_12 * -64))) ? (var_1_11) : ((var_1_12 * -64))); [L116] unsigned char stepLocal_3 = var_1_10; VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_3=6, stepLocal_4=6, var_1_10=6, var_1_11=6, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=256, var_1_18=0, var_1_19=4294967296, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L117] COND FALSE !((- var_1_9) <= var_1_8) [L130] var_1_16 = var_1_10 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_3=6, stepLocal_4=6, var_1_10=6, var_1_11=6, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=6, var_1_18=0, var_1_19=4294967296, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L132] signed long int stepLocal_1 = (var_1_10 & 0) * var_1_5; VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_1=0, stepLocal_3=6, stepLocal_4=6, var_1_10=6, var_1_11=6, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=6, var_1_18=0, var_1_19=4294967296, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L133] EXPR var_1_16 >> var_1_3 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_1=0, stepLocal_3=6, stepLocal_4=6, var_1_10=6, var_1_11=6, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=6, var_1_18=0, var_1_19=4294967296, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L133] signed long int stepLocal_0 = var_1_16 >> var_1_3; [L134] COND FALSE !(stepLocal_0 == (var_1_10 / var_1_5)) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_1=0, stepLocal_3=6, stepLocal_4=6, var_1_10=6, var_1_11=6, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=6, var_1_18=0, var_1_19=4294967296, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L216] RET step() [L217] CALL, EXPR property() [L207] EXPR var_1_16 >> var_1_3 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=6, var_1_11=6, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=6, var_1_18=0, var_1_19=4294967296, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L207] EXPR ((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=6, var_1_11=6, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=6, var_1_18=0, var_1_19=4294967296, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L207] EXPR (((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6))) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=6, var_1_11=6, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=6, var_1_18=0, var_1_19=4294967296, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L207] EXPR 1 << var_1_10 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=6, var_1_11=6, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=6, var_1_18=0, var_1_19=4294967296, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L207] EXPR (((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6))) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=6, var_1_11=6, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=6, var_1_18=0, var_1_19=4294967296, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L207-L208] return (((((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6)))) && (((- var_1_9) <= var_1_8) ? (var_1_15 ? ((((((var_1_11) > ((var_1_12 * -64))) ? (var_1_11) : ((var_1_12 * -64)))) < var_1_12) ? ((var_1_13 == var_1_10) ? (var_1_16 == ((unsigned short int) var_1_11)) : 1) : (var_1_16 == ((unsigned short int) 256))) : (var_1_16 == ((unsigned short int) var_1_3))) : (var_1_16 == ((unsigned short int) var_1_10)))) && (var_1_18 == ((signed char) var_1_3)) ; [L217] RET, EXPR property() [L217] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=6, var_1_11=6, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=6, var_1_18=0, var_1_19=4294967296, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=6, var_1_11=6, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=6, var_1_18=0, var_1_19=4294967296, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=4294967296, var_1_23=64, var_1_24=0, var_1_25=-256, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=8, var_1_6=6, var_1_7=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 125 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 89.3s, OverallIterations: 16, TraceHistogramMax: 37, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 35.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 4961 SdHoareTripleChecker+Valid, 23.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4950 mSDsluCounter, 14421 SdHoareTripleChecker+Invalid, 22.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11133 mSDsCounter, 616 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6675 IncrementalHoareTripleChecker+Invalid, 7292 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 616 mSolverCounterUnsat, 3288 mSDtfsCounter, 6675 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3784 GetRequests, 3538 SyntacticMatches, 1 SemanticMatches, 245 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1632 ImplicationChecksByTransitivity, 28.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2157occurred in iteration=15, InterpolantAutomatonStates: 159, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.3s AutomataMinimizationTime, 15 MinimizatonAttempts, 3280 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 45.2s InterpolantComputationTime, 5972 NumberOfCodeBlocks, 5972 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 6889 ConstructedInterpolants, 30 QuantifiedInterpolants, 23587 SizeOfPredicates, 62 NumberOfNonLiveVariables, 4197 ConjunctsInSsa, 95 ConjunctsInUnsatCore, 29 InterpolantComputations, 12 PerfectInterpolantSequences, 75687/77256 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-23 18:22:15,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC --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 a6939906583d36431cbe8cd3ebe14eb329b6e039c3332614dd009b02cef79fc1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 18:22:17,545 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 18:22:17,678 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-23 18:22:17,685 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 18:22:17,686 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 18:22:17,727 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 18:22:17,731 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 18:22:17,732 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 18:22:17,732 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 18:22:17,732 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 18:22:17,733 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 18:22:17,733 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 18:22:17,734 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 18:22:17,734 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 18:22:17,735 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 18:22:17,736 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 18:22:17,736 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 18:22:17,736 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 18:22:17,736 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 18:22:17,736 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 18:22:17,736 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 18:22:17,736 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 18:22:17,737 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 18:22:17,737 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-23 18:22:17,737 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-23 18:22:17,737 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-23 18:22:17,737 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 18:22:17,737 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 18:22:17,737 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 18:22:17,737 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 18:22:17,737 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 18:22:17,737 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:22:17,738 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 18:22:17,738 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:22:17,738 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:22:17,738 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 18:22:17,738 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:22:17,738 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 18:22:17,738 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:22:17,738 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:22:17,738 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 18:22:17,738 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 18:22:17,739 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 18:22:17,739 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 18:22:17,739 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-23 18:22:17,739 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-23 18:22:17,739 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 18:22:17,739 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 18:22:17,739 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 18:22:17,739 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 18:22:17,739 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC 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 -> a6939906583d36431cbe8cd3ebe14eb329b6e039c3332614dd009b02cef79fc1 [2024-11-23 18:22:18,081 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 18:22:18,089 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 18:22:18,092 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 18:22:18,093 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 18:22:18,093 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 18:22:18,095 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-9.i [2024-11-23 18:22:21,031 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/data/be8f3290b/9372f9ac83b14b209b1fd1ff3d971fd3/FLAGeb6bb9ea4 [2024-11-23 18:22:21,324 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 18:22:21,325 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-9.i [2024-11-23 18:22:21,343 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/data/be8f3290b/9372f9ac83b14b209b1fd1ff3d971fd3/FLAGeb6bb9ea4 [2024-11-23 18:22:21,604 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/data/be8f3290b/9372f9ac83b14b209b1fd1ff3d971fd3 [2024-11-23 18:22:21,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 18:22:21,611 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 18:22:21,612 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 18:22:21,613 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 18:22:21,619 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 18:22:21,620 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:22:21" (1/1) ... [2024-11-23 18:22:21,621 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69ec1850 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:22:21, skipping insertion in model container [2024-11-23 18:22:21,622 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:22:21" (1/1) ... [2024-11-23 18:22:21,649 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 18:22:21,837 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_ce27a06d-642c-40fa-a274-d72c5bbc6403/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-9.i[918,931] [2024-11-23 18:22:21,943 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 18:22:21,958 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 18:22:21,969 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_ce27a06d-642c-40fa-a274-d72c5bbc6403/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-9.i[918,931] [2024-11-23 18:22:22,013 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 18:22:22,032 INFO L204 MainTranslator]: Completed translation [2024-11-23 18:22:22,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:22:22 WrapperNode [2024-11-23 18:22:22,033 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 18:22:22,034 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 18:22:22,034 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 18:22:22,034 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 18:22:22,041 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:22:22" (1/1) ... [2024-11-23 18:22:22,065 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:22:22" (1/1) ... [2024-11-23 18:22:22,111 INFO L138 Inliner]: procedures = 27, calls = 50, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 217 [2024-11-23 18:22:22,111 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 18:22:22,112 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 18:22:22,112 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 18:22:22,112 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 18:22:22,121 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:22:22" (1/1) ... [2024-11-23 18:22:22,121 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:22:22" (1/1) ... [2024-11-23 18:22:22,125 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:22:22" (1/1) ... [2024-11-23 18:22:22,139 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]. [2024-11-23 18:22:22,139 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:22:22" (1/1) ... [2024-11-23 18:22:22,140 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:22:22" (1/1) ... [2024-11-23 18:22:22,151 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:22:22" (1/1) ... [2024-11-23 18:22:22,152 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:22:22" (1/1) ... [2024-11-23 18:22:22,156 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:22:22" (1/1) ... [2024-11-23 18:22:22,159 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:22:22" (1/1) ... [2024-11-23 18:22:22,161 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:22:22" (1/1) ... [2024-11-23 18:22:22,169 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 18:22:22,170 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 18:22:22,170 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 18:22:22,170 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 18:22:22,171 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:22:22" (1/1) ... [2024-11-23 18:22:22,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:22:22,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:22:22,217 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 18:22:22,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 18:22:22,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 18:22:22,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-23 18:22:22,250 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 18:22:22,250 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 18:22:22,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 18:22:22,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 18:22:22,381 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 18:22:22,383 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 18:22:27,882 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-23 18:22:27,882 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 18:22:27,893 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 18:22:27,894 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 18:22:27,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:22:27 BoogieIcfgContainer [2024-11-23 18:22:27,894 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 18:22:27,896 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 18:22:27,897 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 18:22:27,902 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 18:22:27,902 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:22:21" (1/3) ... [2024-11-23 18:22:27,903 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53e64f1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:22:27, skipping insertion in model container [2024-11-23 18:22:27,903 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:22:22" (2/3) ... [2024-11-23 18:22:27,903 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53e64f1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:22:27, skipping insertion in model container [2024-11-23 18:22:27,903 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:22:27" (3/3) ... [2024-11-23 18:22:27,904 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-cn_file-9.i [2024-11-23 18:22:27,919 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 18:22:27,920 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-cn_file-9.i that has 2 procedures, 102 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 18:22:27,989 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 18:22:28,008 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;@357cb5b8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 18:22:28,008 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 18:22:28,012 INFO L276 IsEmpty]: Start isEmpty. Operand has 102 states, 62 states have (on average 1.435483870967742) internal successors, (89), 63 states have internal predecessors, (89), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-23 18:22:28,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2024-11-23 18:22:28,027 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:22:28,027 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:22:28,028 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:22:28,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:22:28,033 INFO L85 PathProgramCache]: Analyzing trace with hash 175744243, now seen corresponding path program 1 times [2024-11-23 18:22:28,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 18:22:28,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1016045218] [2024-11-23 18:22:28,044 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:22:28,045 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 [2024-11-23 18:22:28,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 18:22:28,049 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 18:22:28,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 18:22:28,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:22:28,804 INFO L256 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 18:22:28,815 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:22:28,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 884 proven. 0 refuted. 0 times theorem prover too weak. 1780 trivial. 0 not checked. [2024-11-23 18:22:28,937 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 18:22:28,938 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 18:22:28,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1016045218] [2024-11-23 18:22:28,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1016045218] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:22:28,938 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:22:28,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-23 18:22:28,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [945810355] [2024-11-23 18:22:28,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:22:28,947 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 18:22:28,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 18:22:28,970 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 18:22:28,971 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 18:22:28,973 INFO L87 Difference]: Start difference. First operand has 102 states, 62 states have (on average 1.435483870967742) internal successors, (89), 63 states have internal predecessors, (89), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2024-11-23 18:22:29,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:22:29,005 INFO L93 Difference]: Finished difference Result 197 states and 357 transitions. [2024-11-23 18:22:29,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 18:22:29,007 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 229 [2024-11-23 18:22:29,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:22:29,018 INFO L225 Difference]: With dead ends: 197 [2024-11-23 18:22:29,019 INFO L226 Difference]: Without dead ends: 98 [2024-11-23 18:22:29,024 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 18:22:29,030 INFO L435 NwaCegarLoop]: 155 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, 155 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 [2024-11-23 18:22:29,031 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:22:29,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2024-11-23 18:22:29,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2024-11-23 18:22:29,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 59 states have (on average 1.3728813559322033) internal successors, (81), 59 states have internal predecessors, (81), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-23 18:22:29,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 155 transitions. [2024-11-23 18:22:29,087 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 155 transitions. Word has length 229 [2024-11-23 18:22:29,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:22:29,088 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 155 transitions. [2024-11-23 18:22:29,088 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2024-11-23 18:22:29,089 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 155 transitions. [2024-11-23 18:22:29,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2024-11-23 18:22:29,094 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:22:29,094 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:22:29,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 18:22:29,294 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 18:22:29,295 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:22:29,296 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:22:29,296 INFO L85 PathProgramCache]: Analyzing trace with hash -1581015453, now seen corresponding path program 1 times [2024-11-23 18:22:29,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 18:22:29,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1543496520] [2024-11-23 18:22:29,297 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:22:29,297 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 [2024-11-23 18:22:29,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 18:22:29,299 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 18:22:29,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 18:22:29,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:22:29,979 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-23 18:22:29,986 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:22:30,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-11-23 18:22:30,107 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 18:22:30,107 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 18:22:30,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1543496520] [2024-11-23 18:22:30,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1543496520] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:22:30,108 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:22:30,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 18:22:30,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367240856] [2024-11-23 18:22:30,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:22:30,113 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:22:30,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 18:22:30,114 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:22:30,114 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:22:30,114 INFO L87 Difference]: Start difference. First operand 98 states and 155 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-11-23 18:22:30,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:22:30,392 INFO L93 Difference]: Finished difference Result 257 states and 407 transitions. [2024-11-23 18:22:30,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:22:30,393 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 230 [2024-11-23 18:22:30,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:22:30,396 INFO L225 Difference]: With dead ends: 257 [2024-11-23 18:22:30,396 INFO L226 Difference]: Without dead ends: 162 [2024-11-23 18:22:30,397 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:22:30,398 INFO L435 NwaCegarLoop]: 201 mSDtfsCounter, 97 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-23 18:22:30,399 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 339 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-23 18:22:30,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2024-11-23 18:22:30,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 159. [2024-11-23 18:22:30,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 100 states have (on average 1.4) internal successors, (140), 101 states have internal predecessors, (140), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 55 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-23 18:22:30,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 252 transitions. [2024-11-23 18:22:30,431 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 252 transitions. Word has length 230 [2024-11-23 18:22:30,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:22:30,433 INFO L471 AbstractCegarLoop]: Abstraction has 159 states and 252 transitions. [2024-11-23 18:22:30,433 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-11-23 18:22:30,433 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 252 transitions. [2024-11-23 18:22:30,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2024-11-23 18:22:30,437 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:22:30,437 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:22:30,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 18:22:30,638 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 18:22:30,638 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:22:30,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:22:30,639 INFO L85 PathProgramCache]: Analyzing trace with hash 1922477403, now seen corresponding path program 1 times [2024-11-23 18:22:30,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 18:22:30,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [321971284] [2024-11-23 18:22:30,640 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:22:30,640 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 [2024-11-23 18:22:30,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 18:22:30,642 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 18:22:30,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce27a06d-642c-40fa-a274-d72c5bbc6403/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 18:22:31,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:22:31,337 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-23 18:22:31,357 INFO L279 TraceCheckSpWp]: Computing forward predicates...