./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-96.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-96.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB --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 3090961677c94988a83046f2eaa2a3ede8184fc6a7310dc94aff0923cdf09d53 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:30:33,472 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:30:33,542 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-27 23:30:33,552 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:30:33,553 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:30:33,598 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:30:33,599 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:30:33,599 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:30:33,599 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:30:33,599 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:30:33,600 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 23:30:33,600 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 23:30:33,600 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:30:33,600 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:30:33,600 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:30:33,600 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:30:33,601 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 23:30:33,601 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 23:30:33,601 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 23:30:33,602 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 23:30:33,602 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:30:33,602 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 23:30:33,604 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 23:30:33,604 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 23:30:33,604 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 23:30:33,604 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:30:33,604 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:30:33,604 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:30:33,604 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 23:30:33,604 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:30:33,605 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:30:33,605 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:30:33,605 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:30:33,605 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:30:33,605 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:30:33,605 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:30:33,605 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:30:33,606 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:30:33,606 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:30:33,606 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 23:30:33,606 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 23:30:33,606 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 23:30:33,606 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 23:30:33,606 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 23:30:33,607 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 23:30:33,607 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 23:30:33,607 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 23:30:33,607 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 23:30:33,607 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_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 3090961677c94988a83046f2eaa2a3ede8184fc6a7310dc94aff0923cdf09d53 [2024-11-27 23:30:33,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:30:33,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:30:33,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:30:33,911 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:30:33,911 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:30:33,912 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-96.i [2024-11-27 23:30:36,829 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/data/50a7670b4/8418ca2b8d5a4bfcab6a5409d2a8d678/FLAG1e95a89e9 [2024-11-27 23:30:37,149 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:30:37,153 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-96.i [2024-11-27 23:30:37,171 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/data/50a7670b4/8418ca2b8d5a4bfcab6a5409d2a8d678/FLAG1e95a89e9 [2024-11-27 23:30:37,194 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/data/50a7670b4/8418ca2b8d5a4bfcab6a5409d2a8d678 [2024-11-27 23:30:37,197 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:30:37,199 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:30:37,202 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:30:37,203 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:30:37,208 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:30:37,209 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:30:37" (1/1) ... [2024-11-27 23:30:37,210 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3eb91308 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:37, skipping insertion in model container [2024-11-27 23:30:37,212 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:30:37" (1/1) ... [2024-11-27 23:30:37,239 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:30:37,429 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_f9e444d8-a982-4148-b298-e7bd0e8c335b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-96.i[915,928] [2024-11-27 23:30:37,527 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:30:37,543 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 23:30:37,558 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_f9e444d8-a982-4148-b298-e7bd0e8c335b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-96.i[915,928] [2024-11-27 23:30:37,604 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:30:37,621 INFO L204 MainTranslator]: Completed translation [2024-11-27 23:30:37,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:37 WrapperNode [2024-11-27 23:30:37,622 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:30:37,623 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 23:30:37,623 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 23:30:37,623 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 23:30:37,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:37" (1/1) ... [2024-11-27 23:30:37,639 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:37" (1/1) ... [2024-11-27 23:30:37,677 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 164 [2024-11-27 23:30:37,678 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 23:30:37,678 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 23:30:37,678 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 23:30:37,679 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 23:30:37,695 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:37" (1/1) ... [2024-11-27 23:30:37,695 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:37" (1/1) ... [2024-11-27 23:30:37,703 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:37" (1/1) ... [2024-11-27 23:30:37,732 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]. [2024-11-27 23:30:37,733 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:37" (1/1) ... [2024-11-27 23:30:37,733 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:37" (1/1) ... [2024-11-27 23:30:37,740 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:37" (1/1) ... [2024-11-27 23:30:37,741 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:37" (1/1) ... [2024-11-27 23:30:37,745 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:37" (1/1) ... [2024-11-27 23:30:37,746 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:37" (1/1) ... [2024-11-27 23:30:37,748 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:37" (1/1) ... [2024-11-27 23:30:37,751 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 23:30:37,752 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 23:30:37,752 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 23:30:37,752 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 23:30:37,753 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:37" (1/1) ... [2024-11-27 23:30:37,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:30:37,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:30:37,798 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 23:30:37,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 23:30:37,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 23:30:37,830 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 23:30:37,830 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 23:30:37,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 23:30:37,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 23:30:37,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 23:30:37,929 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 23:30:37,931 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 23:30:38,312 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-27 23:30:38,313 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 23:30:38,324 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 23:30:38,324 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-27 23:30:38,325 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:30:38 BoogieIcfgContainer [2024-11-27 23:30:38,328 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 23:30:38,330 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 23:30:38,330 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 23:30:38,337 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 23:30:38,338 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:30:37" (1/3) ... [2024-11-27 23:30:38,339 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51f813e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:30:38, skipping insertion in model container [2024-11-27 23:30:38,340 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:37" (2/3) ... [2024-11-27 23:30:38,340 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51f813e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:30:38, skipping insertion in model container [2024-11-27 23:30:38,341 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:30:38" (3/3) ... [2024-11-27 23:30:38,342 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-96.i [2024-11-27 23:30:38,360 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 23:30:38,361 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-96.i that has 2 procedures, 74 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 23:30:38,449 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 23:30:38,466 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;@32cadaca, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 23:30:38,466 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 23:30:38,472 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 44 states have (on average 1.3181818181818181) internal successors, (58), 45 states have internal predecessors, (58), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-27 23:30:38,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-27 23:30:38,491 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:30:38,492 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:30:38,492 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:30:38,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:30:38,499 INFO L85 PathProgramCache]: Analyzing trace with hash -219778555, now seen corresponding path program 1 times [2024-11-27 23:30:38,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:30:38,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245751474] [2024-11-27 23:30:38,508 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:30:38,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:30:38,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:30:38,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 1352 trivial. 0 not checked. [2024-11-27 23:30:38,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:30:38,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245751474] [2024-11-27 23:30:38,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245751474] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:30:38,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [739192473] [2024-11-27 23:30:38,947 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:30:38,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:30:38,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:30:38,949 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:30:38,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-27 23:30:39,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:30:39,225 INFO L256 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 23:30:39,233 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:30:39,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 1352 trivial. 0 not checked. [2024-11-27 23:30:39,264 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:30:39,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [739192473] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:30:39,264 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 23:30:39,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-27 23:30:39,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281803771] [2024-11-27 23:30:39,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:30:39,272 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 23:30:39,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:30:39,293 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 23:30:39,293 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:30:39,296 INFO L87 Difference]: Start difference. First operand has 74 states, 44 states have (on average 1.3181818181818181) internal successors, (58), 45 states have internal predecessors, (58), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-27 23:30:39,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:30:39,336 INFO L93 Difference]: Finished difference Result 142 states and 242 transitions. [2024-11-27 23:30:39,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 23:30:39,337 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) Word has length 168 [2024-11-27 23:30:39,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:30:39,344 INFO L225 Difference]: With dead ends: 142 [2024-11-27 23:30:39,344 INFO L226 Difference]: Without dead ends: 67 [2024-11-27 23:30:39,350 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:30:39,355 INFO L435 NwaCegarLoop]: 102 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, 102 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 [2024-11-27 23:30:39,357 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:30:39,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2024-11-27 23:30:39,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2024-11-27 23:30:39,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 38 states have (on average 1.1578947368421053) internal successors, (44), 38 states have internal predecessors, (44), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-27 23:30:39,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 98 transitions. [2024-11-27 23:30:39,420 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 98 transitions. Word has length 168 [2024-11-27 23:30:39,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:30:39,421 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 98 transitions. [2024-11-27 23:30:39,423 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-27 23:30:39,424 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 98 transitions. [2024-11-27 23:30:39,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-27 23:30:39,427 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:30:39,427 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:30:39,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-27 23:30:39,631 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-27 23:30:39,631 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:30:39,632 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:30:39,632 INFO L85 PathProgramCache]: Analyzing trace with hash -2034015809, now seen corresponding path program 1 times [2024-11-27 23:30:39,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:30:39,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178708598] [2024-11-27 23:30:39,633 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:30:39,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:30:39,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:30:41,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 30 proven. 48 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2024-11-27 23:30:41,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:30:41,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178708598] [2024-11-27 23:30:41,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178708598] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:30:41,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [562525060] [2024-11-27 23:30:41,337 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:30:41,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:30:41,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:30:41,340 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:30:41,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-27 23:30:41,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:30:41,649 INFO L256 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-27 23:30:41,664 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:30:43,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 934 proven. 105 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-11-27 23:30:43,005 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:30:43,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 84 proven. 69 refuted. 0 times theorem prover too weak. 1251 trivial. 0 not checked. [2024-11-27 23:30:43,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [562525060] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 23:30:43,652 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 23:30:43,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 12, 9] total 23 [2024-11-27 23:30:43,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133757013] [2024-11-27 23:30:43,653 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 23:30:43,654 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-27 23:30:43,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:30:43,656 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-27 23:30:43,656 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=393, Unknown=0, NotChecked=0, Total=506 [2024-11-27 23:30:43,657 INFO L87 Difference]: Start difference. First operand 67 states and 98 transitions. Second operand has 23 states, 23 states have (on average 4.521739130434782) internal successors, (104), 22 states have internal predecessors, (104), 9 states have call successors, (70), 4 states have call predecessors, (70), 8 states have return successors, (71), 9 states have call predecessors, (71), 9 states have call successors, (71) [2024-11-27 23:30:47,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:30:47,064 INFO L93 Difference]: Finished difference Result 407 states and 544 transitions. [2024-11-27 23:30:47,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-11-27 23:30:47,066 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 4.521739130434782) internal successors, (104), 22 states have internal predecessors, (104), 9 states have call successors, (70), 4 states have call predecessors, (70), 8 states have return successors, (71), 9 states have call predecessors, (71), 9 states have call successors, (71) Word has length 168 [2024-11-27 23:30:47,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:30:47,072 INFO L225 Difference]: With dead ends: 407 [2024-11-27 23:30:47,072 INFO L226 Difference]: Without dead ends: 343 [2024-11-27 23:30:47,076 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 420 GetRequests, 335 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2394 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=1728, Invalid=5754, Unknown=0, NotChecked=0, Total=7482 [2024-11-27 23:30:47,077 INFO L435 NwaCegarLoop]: 115 mSDtfsCounter, 608 mSDsluCounter, 463 mSDsCounter, 0 mSdLazyCounter, 925 mSolverCounterSat, 656 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 620 SdHoareTripleChecker+Valid, 578 SdHoareTripleChecker+Invalid, 1581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 656 IncrementalHoareTripleChecker+Valid, 925 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-27 23:30:47,078 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [620 Valid, 578 Invalid, 1581 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [656 Valid, 925 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-27 23:30:47,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2024-11-27 23:30:47,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 156. [2024-11-27 23:30:47,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 90 states have (on average 1.0777777777777777) internal successors, (97), 91 states have internal predecessors, (97), 54 states have call successors, (54), 11 states have call predecessors, (54), 11 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-27 23:30:47,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 205 transitions. [2024-11-27 23:30:47,169 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 205 transitions. Word has length 168 [2024-11-27 23:30:47,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:30:47,170 INFO L471 AbstractCegarLoop]: Abstraction has 156 states and 205 transitions. [2024-11-27 23:30:47,171 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.521739130434782) internal successors, (104), 22 states have internal predecessors, (104), 9 states have call successors, (70), 4 states have call predecessors, (70), 8 states have return successors, (71), 9 states have call predecessors, (71), 9 states have call successors, (71) [2024-11-27 23:30:47,171 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 205 transitions. [2024-11-27 23:30:47,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-27 23:30:47,177 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:30:47,177 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:30:47,189 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-27 23:30:47,378 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:30:47,378 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:30:47,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:30:47,379 INFO L85 PathProgramCache]: Analyzing trace with hash -2032168767, now seen corresponding path program 1 times [2024-11-27 23:30:47,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:30:47,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138500312] [2024-11-27 23:30:47,379 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:30:47,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:30:47,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:30:47,516 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 23:30:47,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:30:47,727 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-27 23:30:47,727 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-27 23:30:47,728 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-27 23:30:47,731 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-27 23:30:47,735 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-27 23:30:47,869 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 23:30:47,872 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 11:30:47 BoogieIcfgContainer [2024-11-27 23:30:47,873 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 23:30:47,873 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 23:30:47,873 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 23:30:47,874 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 23:30:47,874 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:30:38" (3/4) ... [2024-11-27 23:30:47,876 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 23:30:47,877 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 23:30:47,878 INFO L158 Benchmark]: Toolchain (without parser) took 10679.21ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 118.1MB in the beginning and 330.8MB in the end (delta: -212.7MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. [2024-11-27 23:30:47,879 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory was 80.2MB in the beginning and 80.0MB in the end (delta: 209.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:30:47,879 INFO L158 Benchmark]: CACSL2BoogieTranslator took 421.01ms. Allocated memory is still 142.6MB. Free memory was 117.9MB in the beginning and 103.8MB in the end (delta: 14.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 23:30:47,880 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.93ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 100.8MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 23:30:47,880 INFO L158 Benchmark]: Boogie Preprocessor took 73.13ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 95.8MB in the end (delta: 5.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:30:47,880 INFO L158 Benchmark]: RCFGBuilder took 575.97ms. Allocated memory is still 142.6MB. Free memory was 95.8MB in the beginning and 75.5MB in the end (delta: 20.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-27 23:30:47,881 INFO L158 Benchmark]: TraceAbstraction took 9542.37ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 74.7MB in the beginning and 330.9MB in the end (delta: -256.1MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2024-11-27 23:30:47,881 INFO L158 Benchmark]: Witness Printer took 4.26ms. Allocated memory is still 427.8MB. Free memory was 330.9MB in the beginning and 330.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:30:47,883 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory was 80.2MB in the beginning and 80.0MB in the end (delta: 209.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 421.01ms. Allocated memory is still 142.6MB. Free memory was 117.9MB in the beginning and 103.8MB in the end (delta: 14.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.93ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 100.8MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.13ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 95.8MB in the end (delta: 5.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 575.97ms. Allocated memory is still 142.6MB. Free memory was 95.8MB in the beginning and 75.5MB in the end (delta: 20.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 9542.37ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 74.7MB in the beginning and 330.9MB in the end (delta: -256.1MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. * Witness Printer took 4.26ms. Allocated memory is still 427.8MB. Free memory was 330.9MB in the beginning and 330.8MB in the end (delta: 84.0kB). 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 someBinaryFLOATComparisonOperation at line 135, overapproximation of someBinaryDOUBLEComparisonOperation at line 127, overapproximation of someBinaryDOUBLEComparisonOperation at line 129, overapproximation of someBinaryDOUBLEComparisonOperation at line 125, overapproximation of someBinaryDOUBLEComparisonOperation at line 135. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 16; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_6 = 1; [L25] signed char var_1_8 = -10; [L26] unsigned short int var_1_9 = 4; [L27] signed char var_1_10 = 8; [L28] unsigned short int var_1_12 = 64314; [L29] unsigned short int var_1_13 = 26169; [L30] signed char var_1_17 = 50; [L31] signed char var_1_18 = 16; [L32] signed char var_1_19 = 5; [L33] signed char var_1_20 = 0; [L34] signed char var_1_21 = 50; [L35] signed char var_1_22 = 16; [L36] unsigned char var_1_23 = 16; [L37] unsigned char var_1_24 = 1; [L38] unsigned char var_1_25 = 0; [L39] double var_1_27 = 0.25; [L40] double var_1_28 = 10.25; [L41] double var_1_29 = 1000.25; [L42] double var_1_30 = 9.5; [L43] float var_1_31 = 63.5; [L44] unsigned short int last_1_var_1_9 = 4; VAL [isInitial=0, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=0, var_1_6=1, var_1_8=-10, var_1_9=4] [L139] isInitial = 1 [L140] FCALL initially() [L141] int k_loop; [L142] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=0, var_1_6=1, var_1_8=-10, var_1_9=4] [L142] COND TRUE k_loop < 1 VAL [isInitial=1, k_loop=0, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=0, var_1_6=1, var_1_8=-10, var_1_9=4] [L143] CALL updateLastVariables() [L132] last_1_var_1_9 = var_1_9 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=0, var_1_6=1, var_1_8=-10, var_1_9=4] [L143] RET updateLastVariables() [L144] CALL updateVariables() [L88] var_1_4 = __VERIFIER_nondet_uchar() [L89] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_6=1, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_6=1, var_1_8=-10, var_1_9=4] [L89] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_6=1, var_1_8=-10, var_1_9=4] [L90] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-10, var_1_9=4] [L90] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-10, var_1_9=4] [L91] var_1_6 = __VERIFIER_nondet_uchar() [L92] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_8=-10, var_1_9=4] [L92] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_8=-10, var_1_9=4] [L93] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-10, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-10, var_1_9=4] [L93] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-10, var_1_9=4] [L94] var_1_8 = __VERIFIER_nondet_char() [L95] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L95] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L96] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L96] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=8, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L97] var_1_10 = __VERIFIER_nondet_char() [L98] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L98] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L99] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L99] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=64314, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L100] var_1_12 = __VERIFIER_nondet_ushort() [L101] CALL assume_abort_if_not(var_1_12 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L101] RET assume_abort_if_not(var_1_12 >= 49150) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L102] CALL assume_abort_if_not(var_1_12 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L102] RET assume_abort_if_not(var_1_12 <= 65534) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=26169, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L103] var_1_13 = __VERIFIER_nondet_ushort() [L104] CALL assume_abort_if_not(var_1_13 >= 24575) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L104] RET assume_abort_if_not(var_1_13 >= 24575) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L105] CALL assume_abort_if_not(var_1_13 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L105] RET assume_abort_if_not(var_1_13 <= 32767) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=16, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L106] var_1_18 = __VERIFIER_nondet_char() [L107] CALL assume_abort_if_not(var_1_18 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L107] RET assume_abort_if_not(var_1_18 >= -1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L108] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L108] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=5, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L109] var_1_19 = __VERIFIER_nondet_char() [L110] CALL assume_abort_if_not(var_1_19 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L110] RET assume_abort_if_not(var_1_19 >= -1) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L111] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L111] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=0, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L112] var_1_20 = __VERIFIER_nondet_char() [L113] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L113] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L114] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L114] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=50, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L115] var_1_21 = __VERIFIER_nondet_char() [L116] CALL assume_abort_if_not(var_1_21 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L116] RET assume_abort_if_not(var_1_21 >= 31) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L117] CALL assume_abort_if_not(var_1_21 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L117] RET assume_abort_if_not(var_1_21 <= 63) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=16, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L118] var_1_22 = __VERIFIER_nondet_char() [L119] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L119] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L120] CALL assume_abort_if_not(var_1_22 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L120] RET assume_abort_if_not(var_1_22 <= 31) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L121] var_1_25 = __VERIFIER_nondet_uchar() [L122] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L122] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L123] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L123] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_28=41/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L124] var_1_28 = __VERIFIER_nondet_double() [L125] CALL assume_abort_if_not((var_1_28 >= -230584.3009213691390e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 2305843.009213691390e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L125] RET assume_abort_if_not((var_1_28 >= -230584.3009213691390e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 2305843.009213691390e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_29=4001/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L126] var_1_29 = __VERIFIER_nondet_double() [L127] CALL assume_abort_if_not((var_1_29 >= -230584.3009213691390e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 2305843.009213691390e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L127] RET assume_abort_if_not((var_1_29 >= -230584.3009213691390e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 2305843.009213691390e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=19/2, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L128] var_1_30 = __VERIFIER_nondet_double() [L129] CALL assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L129] RET assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L144] RET updateVariables() [L145] CALL step() [L48] COND FALSE !((- last_1_var_1_9) < (last_1_var_1_9 + -500)) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=50, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L51] var_1_17 = (((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))) - (var_1_20 + (var_1_21 - var_1_22))) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=62, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L52] COND TRUE \read(var_1_4) [L53] var_1_24 = (! var_1_25) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=62, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_31=127/2, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L57] var_1_31 = var_1_30 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=62, var_1_18=125, var_1_19=126, var_1_1=16, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=2684403715, var_1_31=2684403715, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L58] COND FALSE !(var_1_23 < var_1_23) [L69] var_1_1 = var_1_8 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=62, var_1_18=125, var_1_19=126, var_1_1=-1, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=2684403715, var_1_31=2684403715, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L71] signed char stepLocal_0 = var_1_1; VAL [isInitial=1, last_1_var_1_9=4, stepLocal_0=-1, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=62, var_1_18=125, var_1_19=126, var_1_1=-1, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=2684403715, var_1_31=2684403715, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=4] [L72] COND FALSE !(stepLocal_0 < (-1 - var_1_10)) [L79] var_1_9 = var_1_13 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=62, var_1_18=125, var_1_19=126, var_1_1=-1, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=1/4, var_1_30=2684403715, var_1_31=2684403715, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=-40961] [L81] COND FALSE !(var_1_9 < (var_1_21 + var_1_23)) [L84] var_1_27 = var_1_28 VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=62, var_1_18=125, var_1_19=126, var_1_1=-1, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=2684403716, var_1_28=2684403716, var_1_30=2684403715, var_1_31=2684403715, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=-40961] [L145] RET step() [L146] CALL, EXPR property() [L135-L136] return (((((((var_1_23 < var_1_23) ? ((var_1_24 && var_1_24) ? (var_1_24 ? ((var_1_24 && (var_1_24 || var_1_24)) ? (var_1_1 == ((signed char) -5)) : 1) : 1) : (var_1_1 == ((signed char) var_1_8))) : (var_1_1 == ((signed char) var_1_8))) && ((var_1_1 < (-1 - var_1_10)) ? (var_1_24 ? (var_1_9 == ((unsigned short int) (var_1_10 + ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))))) : (var_1_9 == ((unsigned short int) ((var_1_12 - var_1_10) - ((var_1_13 - var_1_23) - ((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23)))))))) : (var_1_9 == ((unsigned short int) var_1_13)))) && (var_1_17 == ((signed char) (((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))) - (var_1_20 + (var_1_21 - var_1_22)))))) && (((- last_1_var_1_9) < (last_1_var_1_9 + -500)) ? (var_1_23 == ((unsigned char) var_1_20)) : 1)) && (var_1_4 ? (var_1_24 == ((unsigned char) (! var_1_25))) : (var_1_24 == ((unsigned char) (var_1_6 && ((var_1_10 >= var_1_17) && var_1_25)))))) && ((var_1_9 < (var_1_21 + var_1_23)) ? (var_1_27 == ((double) ((var_1_28 + var_1_29) + var_1_30))) : (var_1_27 == ((double) var_1_28)))) && (var_1_31 == ((float) var_1_30)) ; VAL [\result=0, isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=62, var_1_18=125, var_1_19=126, var_1_1=-1, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=2684403716, var_1_28=2684403716, var_1_30=2684403715, var_1_31=2684403715, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=-40961] [L146] RET, EXPR property() [L146] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=62, var_1_18=125, var_1_19=126, var_1_1=-1, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=2684403716, var_1_28=2684403716, var_1_30=2684403715, var_1_31=2684403715, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=-40961] [L19] reach_error() VAL [isInitial=1, last_1_var_1_9=4, var_1_10=0, var_1_12=2684403710, var_1_13=-40961, var_1_17=62, var_1_18=125, var_1_19=126, var_1_1=-1, var_1_20=63, var_1_21=31, var_1_22=31, var_1_23=16, var_1_24=1, var_1_25=0, var_1_27=2684403716, var_1_28=2684403716, var_1_30=2684403715, var_1_31=2684403715, var_1_4=1, var_1_6=1, var_1_8=-1, var_1_9=-40961] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 74 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.3s, OverallIterations: 3, TraceHistogramMax: 27, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 620 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 608 mSDsluCounter, 680 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 463 mSDsCounter, 656 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 925 IncrementalHoareTripleChecker+Invalid, 1581 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 656 mSolverCounterUnsat, 217 mSDtfsCounter, 925 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 589 GetRequests, 504 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2394 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=156occurred in iteration=2, InterpolantAutomatonStates: 81, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 187 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 840 NumberOfCodeBlocks, 840 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 835 ConstructedInterpolants, 0 QuantifiedInterpolants, 2890 SizeOfPredicates, 6 NumberOfNonLiveVariables, 742 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 6746/7020 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 [2024-11-27 23:30:47,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-96.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB --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 3090961677c94988a83046f2eaa2a3ede8184fc6a7310dc94aff0923cdf09d53 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:30:50,666 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:30:50,756 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-27 23:30:50,770 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:30:50,770 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:30:50,814 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:30:50,815 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:30:50,816 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:30:50,817 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:30:50,817 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:30:50,821 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 23:30:50,821 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 23:30:50,822 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:30:50,822 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:30:50,822 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:30:50,822 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:30:50,822 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 23:30:50,822 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 23:30:50,822 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 23:30:50,822 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:30:50,822 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 23:30:50,823 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 23:30:50,823 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 23:30:50,823 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 23:30:50,823 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-27 23:30:50,823 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-27 23:30:50,823 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 23:30:50,823 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:30:50,823 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:30:50,823 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:30:50,823 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 23:30:50,823 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:30:50,824 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:30:50,824 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:30:50,824 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:30:50,824 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:30:50,824 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:30:50,824 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:30:50,824 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:30:50,824 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:30:50,824 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:30:50,824 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 23:30:50,825 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 23:30:50,825 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 23:30:50,825 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-27 23:30:50,825 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-27 23:30:50,831 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 23:30:50,831 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 23:30:50,831 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 23:30:50,831 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 23:30:50,831 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_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 3090961677c94988a83046f2eaa2a3ede8184fc6a7310dc94aff0923cdf09d53 [2024-11-27 23:30:51,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:30:51,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:30:51,199 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:30:51,201 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:30:51,201 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:30:51,203 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-96.i [2024-11-27 23:30:54,169 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/data/dd6e62d68/c868597a1f9a4a79bc23e156f7b679f3/FLAG7c8c7b11b [2024-11-27 23:30:54,422 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:30:54,423 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-96.i [2024-11-27 23:30:54,447 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/data/dd6e62d68/c868597a1f9a4a79bc23e156f7b679f3/FLAG7c8c7b11b [2024-11-27 23:30:54,468 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/data/dd6e62d68/c868597a1f9a4a79bc23e156f7b679f3 [2024-11-27 23:30:54,471 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:30:54,473 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:30:54,474 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:30:54,475 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:30:54,479 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:30:54,480 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:30:54" (1/1) ... [2024-11-27 23:30:54,481 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3774f22b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:54, skipping insertion in model container [2024-11-27 23:30:54,482 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:30:54" (1/1) ... [2024-11-27 23:30:54,502 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:30:54,649 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_f9e444d8-a982-4148-b298-e7bd0e8c335b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-96.i[915,928] [2024-11-27 23:30:54,710 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:30:54,727 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 23:30:54,741 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_f9e444d8-a982-4148-b298-e7bd0e8c335b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-96.i[915,928] [2024-11-27 23:30:54,782 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:30:54,801 INFO L204 MainTranslator]: Completed translation [2024-11-27 23:30:54,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:54 WrapperNode [2024-11-27 23:30:54,802 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:30:54,803 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 23:30:54,803 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 23:30:54,803 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 23:30:54,811 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:54" (1/1) ... [2024-11-27 23:30:54,822 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:54" (1/1) ... [2024-11-27 23:30:54,862 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 157 [2024-11-27 23:30:54,866 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 23:30:54,867 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 23:30:54,867 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 23:30:54,867 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 23:30:54,879 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:54" (1/1) ... [2024-11-27 23:30:54,879 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:54" (1/1) ... [2024-11-27 23:30:54,887 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:54" (1/1) ... [2024-11-27 23:30:54,915 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]. [2024-11-27 23:30:54,915 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:54" (1/1) ... [2024-11-27 23:30:54,916 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:54" (1/1) ... [2024-11-27 23:30:54,941 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:54" (1/1) ... [2024-11-27 23:30:54,942 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:54" (1/1) ... [2024-11-27 23:30:54,945 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:54" (1/1) ... [2024-11-27 23:30:54,951 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:54" (1/1) ... [2024-11-27 23:30:54,952 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:54" (1/1) ... [2024-11-27 23:30:54,956 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 23:30:54,957 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 23:30:54,957 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 23:30:54,957 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 23:30:54,958 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:54" (1/1) ... [2024-11-27 23:30:54,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:30:54,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:30:54,997 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 23:30:55,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 23:30:55,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 23:30:55,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-27 23:30:55,032 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 23:30:55,033 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 23:30:55,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 23:30:55,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 23:30:55,144 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 23:30:55,146 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 23:30:57,715 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-27 23:30:57,715 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 23:30:57,732 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 23:30:57,733 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-27 23:30:57,734 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:30:57 BoogieIcfgContainer [2024-11-27 23:30:57,735 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 23:30:57,737 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 23:30:57,737 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 23:30:57,745 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 23:30:57,745 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:30:54" (1/3) ... [2024-11-27 23:30:57,746 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c9a07fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:30:57, skipping insertion in model container [2024-11-27 23:30:57,747 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:30:54" (2/3) ... [2024-11-27 23:30:57,747 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c9a07fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:30:57, skipping insertion in model container [2024-11-27 23:30:57,748 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:30:57" (3/3) ... [2024-11-27 23:30:57,749 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-96.i [2024-11-27 23:30:57,768 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 23:30:57,771 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-96.i that has 2 procedures, 74 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 23:30:57,853 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 23:30:57,865 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;@1bc43616, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 23:30:57,865 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 23:30:57,870 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 44 states have (on average 1.3181818181818181) internal successors, (58), 45 states have internal predecessors, (58), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-27 23:30:57,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-27 23:30:57,890 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:30:57,891 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:30:57,891 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:30:57,898 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:30:57,898 INFO L85 PathProgramCache]: Analyzing trace with hash -219778555, now seen corresponding path program 1 times [2024-11-27 23:30:57,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:30:57,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1876144052] [2024-11-27 23:30:57,916 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:30:57,917 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 [2024-11-27 23:30:57,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:30:57,922 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-27 23:30:57,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 23:30:58,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:30:58,335 INFO L256 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 23:30:58,345 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:30:58,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 472 proven. 0 refuted. 0 times theorem prover too weak. 932 trivial. 0 not checked. [2024-11-27 23:30:58,404 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:30:58,405 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:30:58,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1876144052] [2024-11-27 23:30:58,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1876144052] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:30:58,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:30:58,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 23:30:58,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835565554] [2024-11-27 23:30:58,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:30:58,412 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 23:30:58,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:30:58,437 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 23:30:58,438 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:30:58,440 INFO L87 Difference]: Start difference. First operand has 74 states, 44 states have (on average 1.3181818181818181) internal successors, (58), 45 states have internal predecessors, (58), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-27 23:30:58,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:30:58,480 INFO L93 Difference]: Finished difference Result 142 states and 242 transitions. [2024-11-27 23:30:58,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 23:30:58,482 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 168 [2024-11-27 23:30:58,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:30:58,491 INFO L225 Difference]: With dead ends: 142 [2024-11-27 23:30:58,492 INFO L226 Difference]: Without dead ends: 67 [2024-11-27 23:30:58,498 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:30:58,501 INFO L435 NwaCegarLoop]: 102 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, 102 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 [2024-11-27 23:30:58,502 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:30:58,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2024-11-27 23:30:58,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2024-11-27 23:30:58,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 38 states have (on average 1.1578947368421053) internal successors, (44), 38 states have internal predecessors, (44), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-27 23:30:58,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 98 transitions. [2024-11-27 23:30:58,552 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 98 transitions. Word has length 168 [2024-11-27 23:30:58,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:30:58,553 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 98 transitions. [2024-11-27 23:30:58,554 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-27 23:30:58,554 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 98 transitions. [2024-11-27 23:30:58,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-27 23:30:58,558 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:30:58,558 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:30:58,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 23:30:58,759 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 23:30:58,759 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:30:58,760 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:30:58,760 INFO L85 PathProgramCache]: Analyzing trace with hash -2034015809, now seen corresponding path program 1 times [2024-11-27 23:30:58,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:30:58,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [984015277] [2024-11-27 23:30:58,762 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:30:58,762 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 [2024-11-27 23:30:58,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:30:58,766 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-27 23:30:58,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 23:30:59,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:30:59,161 INFO L256 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-27 23:30:59,168 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:31:01,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 928 proven. 108 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2024-11-27 23:31:01,354 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:31:01,704 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:31:01,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [984015277] [2024-11-27 23:31:01,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [984015277] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:31:01,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [387625955] [2024-11-27 23:31:01,705 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:31:01,705 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-27 23:31:01,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-27 23:31:01,709 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-27 23:31:01,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-27 23:31:02,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:31:02,454 INFO L256 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-27 23:31:02,459 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:31:03,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 686 proven. 48 refuted. 0 times theorem prover too weak. 670 trivial. 0 not checked. [2024-11-27 23:31:03,143 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:31:03,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [387625955] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:31:03,471 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-27 23:31:03,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 6] total 13 [2024-11-27 23:31:03,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724292194] [2024-11-27 23:31:03,472 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-27 23:31:03,474 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-27 23:31:03,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:31:03,475 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-27 23:31:03,475 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=205, Unknown=0, NotChecked=0, Total=272 [2024-11-27 23:31:03,475 INFO L87 Difference]: Start difference. First operand 67 states and 98 transitions. Second operand has 13 states, 13 states have (on average 5.538461538461538) internal successors, (72), 13 states have internal predecessors, (72), 4 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (43), 4 states have call predecessors, (43), 4 states have call successors, (43) [2024-11-27 23:31:09,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.44s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:31:12,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:31:12,045 INFO L93 Difference]: Finished difference Result 229 states and 315 transitions. [2024-11-27 23:31:12,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-27 23:31:12,046 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.538461538461538) internal successors, (72), 13 states have internal predecessors, (72), 4 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (43), 4 states have call predecessors, (43), 4 states have call successors, (43) Word has length 168 [2024-11-27 23:31:12,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:31:12,050 INFO L225 Difference]: With dead ends: 229 [2024-11-27 23:31:12,050 INFO L226 Difference]: Without dead ends: 165 [2024-11-27 23:31:12,052 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 384 GetRequests, 350 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 279 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=351, Invalid=909, Unknown=0, NotChecked=0, Total=1260 [2024-11-27 23:31:12,053 INFO L435 NwaCegarLoop]: 117 mSDtfsCounter, 90 mSDsluCounter, 442 mSDsCounter, 0 mSdLazyCounter, 825 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 559 SdHoareTripleChecker+Invalid, 895 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 825 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2024-11-27 23:31:12,054 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 559 Invalid, 895 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 825 Invalid, 0 Unknown, 0 Unchecked, 7.6s Time] [2024-11-27 23:31:12,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2024-11-27 23:31:12,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 148. [2024-11-27 23:31:12,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 84 states have (on average 1.0833333333333333) internal successors, (91), 85 states have internal predecessors, (91), 54 states have call successors, (54), 9 states have call predecessors, (54), 9 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-27 23:31:12,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 199 transitions. [2024-11-27 23:31:12,089 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 199 transitions. Word has length 168 [2024-11-27 23:31:12,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:31:12,091 INFO L471 AbstractCegarLoop]: Abstraction has 148 states and 199 transitions. [2024-11-27 23:31:12,091 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.538461538461538) internal successors, (72), 13 states have internal predecessors, (72), 4 states have call successors, (42), 4 states have call predecessors, (42), 7 states have return successors, (43), 4 states have call predecessors, (43), 4 states have call successors, (43) [2024-11-27 23:31:12,091 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 199 transitions. [2024-11-27 23:31:12,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-27 23:31:12,094 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:31:12,094 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:31:12,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 23:31:12,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-27 23:31:12,495 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-27 23:31:12,496 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:31:12,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:31:12,496 INFO L85 PathProgramCache]: Analyzing trace with hash -2032168767, now seen corresponding path program 1 times [2024-11-27 23:31:12,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:31:12,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [878831781] [2024-11-27 23:31:12,497 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:31:12,497 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 [2024-11-27 23:31:12,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:31:12,501 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-27 23:31:12,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9e444d8-a982-4148-b298-e7bd0e8c335b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-27 23:31:12,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:31:12,870 INFO L256 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-27 23:31:12,879 INFO L279 TraceCheckSpWp]: Computing forward predicates...