./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-93.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_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/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_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-93.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/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_3587d39c-5957-4820-8be2-dfdcba022196/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 a6e3d67206fd2623e470424823cb74f360f2f356142c755c5ecc566d5aee9c0f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:26:13,752 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:26:13,818 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-27 23:26:13,824 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:26:13,824 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:26:13,860 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:26:13,861 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:26:13,861 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:26:13,862 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:26:13,862 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:26:13,862 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 23:26:13,862 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 23:26:13,862 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:26:13,863 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:26:13,863 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:26:13,864 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:26:13,864 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 23:26:13,865 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 23:26:13,865 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 23:26:13,865 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 23:26:13,865 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:26:13,865 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 23:26:13,865 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 23:26:13,865 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 23:26:13,865 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 23:26:13,865 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:26:13,865 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:26:13,865 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:26:13,866 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 23:26:13,866 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:26:13,866 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:26:13,866 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:26:13,866 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:26:13,866 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:26:13,866 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:26:13,866 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:26:13,866 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:26:13,867 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:26:13,867 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:26:13,867 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 23:26:13,867 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 23:26:13,867 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 23:26:13,867 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 23:26:13,867 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 23:26:13,867 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 23:26:13,867 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 23:26:13,867 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 23:26:13,868 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 23:26:13,868 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_3587d39c-5957-4820-8be2-dfdcba022196/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 -> a6e3d67206fd2623e470424823cb74f360f2f356142c755c5ecc566d5aee9c0f [2024-11-27 23:26:14,217 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:26:14,229 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:26:14,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:26:14,234 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:26:14,235 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:26:14,236 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-93.i [2024-11-27 23:26:17,169 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/data/bc234fff5/266cb3e2b9a24e0b8a864d8ce377b987/FLAGf8c3a3f57 [2024-11-27 23:26:17,516 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:26:17,520 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-93.i [2024-11-27 23:26:17,536 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/data/bc234fff5/266cb3e2b9a24e0b8a864d8ce377b987/FLAGf8c3a3f57 [2024-11-27 23:26:17,562 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/data/bc234fff5/266cb3e2b9a24e0b8a864d8ce377b987 [2024-11-27 23:26:17,565 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:26:17,568 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:26:17,571 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:26:17,571 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:26:17,581 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:26:17,582 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:26:17" (1/1) ... [2024-11-27 23:26:17,583 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34ba7aa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:17, skipping insertion in model container [2024-11-27 23:26:17,583 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:26:17" (1/1) ... [2024-11-27 23:26:17,610 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:26:17,804 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_3587d39c-5957-4820-8be2-dfdcba022196/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-93.i[915,928] [2024-11-27 23:26:17,914 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:26:17,934 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 23:26:17,948 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_3587d39c-5957-4820-8be2-dfdcba022196/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-93.i[915,928] [2024-11-27 23:26:17,996 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:26:18,015 INFO L204 MainTranslator]: Completed translation [2024-11-27 23:26:18,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:18 WrapperNode [2024-11-27 23:26:18,016 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:26:18,017 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 23:26:18,017 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 23:26:18,017 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 23:26:18,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:18" (1/1) ... [2024-11-27 23:26:18,032 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:18" (1/1) ... [2024-11-27 23:26:18,076 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 167 [2024-11-27 23:26:18,077 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 23:26:18,077 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 23:26:18,081 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 23:26:18,081 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 23:26:18,099 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:18" (1/1) ... [2024-11-27 23:26:18,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:18" (1/1) ... [2024-11-27 23:26:18,103 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:18" (1/1) ... [2024-11-27 23:26:18,125 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 23:26:18,126 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:18" (1/1) ... [2024-11-27 23:26:18,126 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:18" (1/1) ... [2024-11-27 23:26:18,133 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:18" (1/1) ... [2024-11-27 23:26:18,134 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:18" (1/1) ... [2024-11-27 23:26:18,137 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:18" (1/1) ... [2024-11-27 23:26:18,139 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:18" (1/1) ... [2024-11-27 23:26:18,140 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:18" (1/1) ... [2024-11-27 23:26:18,143 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 23:26:18,144 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 23:26:18,144 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 23:26:18,144 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 23:26:18,146 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:18" (1/1) ... [2024-11-27 23:26:18,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:26:18,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:26:18,196 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 23:26:18,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 23:26:18,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 23:26:18,232 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 23:26:18,233 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 23:26:18,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 23:26:18,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 23:26:18,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 23:26:18,346 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 23:26:18,349 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 23:26:18,766 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-27 23:26:18,766 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 23:26:18,778 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 23:26:18,779 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-27 23:26:18,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:26:18 BoogieIcfgContainer [2024-11-27 23:26:18,779 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 23:26:18,782 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 23:26:18,782 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 23:26:18,788 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 23:26:18,788 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:26:17" (1/3) ... [2024-11-27 23:26:18,789 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d174fc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:26:18, skipping insertion in model container [2024-11-27 23:26:18,789 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:18" (2/3) ... [2024-11-27 23:26:18,789 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d174fc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:26:18, skipping insertion in model container [2024-11-27 23:26:18,789 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:26:18" (3/3) ... [2024-11-27 23:26:18,791 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-93.i [2024-11-27 23:26:18,808 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 23:26:18,810 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-93.i that has 2 procedures, 75 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 23:26:18,882 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 23:26:18,899 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;@3c3a893d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 23:26:18,900 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 23:26:18,904 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 46 states have (on average 1.3478260869565217) internal successors, (62), 47 states have internal predecessors, (62), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-27 23:26:18,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-27 23:26:18,923 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:26:18,924 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:26:18,925 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:26:18,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:26:18,933 INFO L85 PathProgramCache]: Analyzing trace with hash 737129168, now seen corresponding path program 1 times [2024-11-27 23:26:18,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:26:18,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203003540] [2024-11-27 23:26:18,942 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:26:18,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:26:19,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:26:19,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2024-11-27 23:26:19,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:26:19,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203003540] [2024-11-27 23:26:19,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203003540] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:26:19,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1250273696] [2024-11-27 23:26:19,435 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:26:19,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:26:19,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:26:19,438 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:26:19,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-27 23:26:19,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:26:19,659 INFO L256 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 23:26:19,675 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:26:19,729 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2024-11-27 23:26:19,730 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:26:19,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1250273696] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:26:19,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 23:26:19,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-27 23:26:19,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232284396] [2024-11-27 23:26:19,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:26:19,741 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 23:26:19,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:26:19,762 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 23:26:19,763 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:26:19,765 INFO L87 Difference]: Start difference. First operand has 75 states, 46 states have (on average 1.3478260869565217) internal successors, (62), 47 states have internal predecessors, (62), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) 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, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-27 23:26:19,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:26:19,807 INFO L93 Difference]: Finished difference Result 147 states and 251 transitions. [2024-11-27 23:26:19,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 23:26:19,809 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, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 165 [2024-11-27 23:26:19,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:26:19,817 INFO L225 Difference]: With dead ends: 147 [2024-11-27 23:26:19,818 INFO L226 Difference]: Without dead ends: 71 [2024-11-27 23:26:19,822 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 166 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 23:26:19,829 INFO L435 NwaCegarLoop]: 111 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, 111 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 23:26:19,831 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:26:19,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2024-11-27 23:26:19,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2024-11-27 23:26:19,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 43 states have (on average 1.2790697674418605) internal successors, (55), 43 states have internal predecessors, (55), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-27 23:26:19,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 107 transitions. [2024-11-27 23:26:19,893 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 107 transitions. Word has length 165 [2024-11-27 23:26:19,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:26:19,893 INFO L471 AbstractCegarLoop]: Abstraction has 71 states and 107 transitions. [2024-11-27 23:26:19,894 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, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-27 23:26:19,894 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 107 transitions. [2024-11-27 23:26:19,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-27 23:26:19,898 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:26:19,899 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:26:19,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-27 23:26:20,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:26:20,100 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:26:20,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:26:20,101 INFO L85 PathProgramCache]: Analyzing trace with hash 1124720280, now seen corresponding path program 1 times [2024-11-27 23:26:20,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:26:20,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659343372] [2024-11-27 23:26:20,102 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:26:20,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:26:20,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:26:20,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-27 23:26:20,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:26:20,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659343372] [2024-11-27 23:26:20,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659343372] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:26:20,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:26:20,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:26:20,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078253655] [2024-11-27 23:26:20,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:26:20,482 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:26:20,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:26:20,483 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:26:20,484 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:26:20,484 INFO L87 Difference]: Start difference. First operand 71 states and 107 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-27 23:26:20,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:26:20,568 INFO L93 Difference]: Finished difference Result 172 states and 256 transitions. [2024-11-27 23:26:20,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:26:20,569 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 165 [2024-11-27 23:26:20,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:26:20,572 INFO L225 Difference]: With dead ends: 172 [2024-11-27 23:26:20,572 INFO L226 Difference]: Without dead ends: 104 [2024-11-27 23:26:20,573 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:26:20,573 INFO L435 NwaCegarLoop]: 102 mSDtfsCounter, 38 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 23:26:20,574 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 194 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 23:26:20,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2024-11-27 23:26:20,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 101. [2024-11-27 23:26:20,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 68 states have (on average 1.2794117647058822) internal successors, (87), 69 states have internal predecessors, (87), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-27 23:26:20,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 147 transitions. [2024-11-27 23:26:20,600 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 147 transitions. Word has length 165 [2024-11-27 23:26:20,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:26:20,603 INFO L471 AbstractCegarLoop]: Abstraction has 101 states and 147 transitions. [2024-11-27 23:26:20,604 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-27 23:26:20,604 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 147 transitions. [2024-11-27 23:26:20,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-27 23:26:20,610 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:26:20,610 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:26:20,610 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-27 23:26:20,610 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:26:20,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:26:20,611 INFO L85 PathProgramCache]: Analyzing trace with hash -462719429, now seen corresponding path program 1 times [2024-11-27 23:26:20,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:26:20,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413716771] [2024-11-27 23:26:20,611 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:26:20,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:26:20,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:26:20,913 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 23:26:21,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:26:21,195 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-27 23:26:21,195 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-27 23:26:21,196 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-27 23:26:21,199 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-27 23:26:21,203 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-27 23:26:21,357 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 23:26:21,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 11:26:21 BoogieIcfgContainer [2024-11-27 23:26:21,361 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 23:26:21,362 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 23:26:21,362 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 23:26:21,362 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 23:26:21,363 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:26:18" (3/4) ... [2024-11-27 23:26:21,365 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 23:26:21,366 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 23:26:21,367 INFO L158 Benchmark]: Toolchain (without parser) took 3799.24ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 87.6MB in the end (delta: 5.0MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2024-11-27 23:26:21,367 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:26:21,368 INFO L158 Benchmark]: CACSL2BoogieTranslator took 445.27ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 78.5MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 23:26:21,368 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.90ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 76.2MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:26:21,368 INFO L158 Benchmark]: Boogie Preprocessor took 66.00ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 73.6MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:26:21,369 INFO L158 Benchmark]: RCFGBuilder took 635.15ms. Allocated memory is still 117.4MB. Free memory was 73.6MB in the beginning and 54.8MB in the end (delta: 18.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 23:26:21,369 INFO L158 Benchmark]: TraceAbstraction took 2579.23ms. Allocated memory is still 117.4MB. Free memory was 54.3MB in the beginning and 87.6MB in the end (delta: -33.3MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2024-11-27 23:26:21,369 INFO L158 Benchmark]: Witness Printer took 4.49ms. Allocated memory is still 117.4MB. Free memory was 87.6MB in the beginning and 87.6MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:26:21,371 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 445.27ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 78.5MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.90ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 76.2MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 66.00ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 73.6MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 635.15ms. Allocated memory is still 117.4MB. Free memory was 73.6MB in the beginning and 54.8MB in the end (delta: 18.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2579.23ms. Allocated memory is still 117.4MB. Free memory was 54.3MB in the beginning and 87.6MB in the end (delta: -33.3MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * Witness Printer took 4.49ms. Allocated memory is still 117.4MB. Free memory was 87.6MB in the beginning and 87.6MB in the end (delta: 21.1kB). 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 99, overapproximation of someBinaryFLOATComparisonOperation at line 68, overapproximation of someBinaryFLOATComparisonOperation at line 97, overapproximation of someBinaryFLOATComparisonOperation at line 109, overapproximation of someBinaryFLOATComparisonOperation at line 108, overapproximation of someBinaryFLOATComparisonOperation at line 141, overapproximation of someBinaryFLOATComparisonOperation at line 48, overapproximation of someBinaryFLOATComparisonOperation at line 103, overapproximation of someBinaryFLOATComparisonOperation at line 101, overapproximation of someUnaryDOUBLEoperation at line 31. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 0.5; [L23] float var_1_5 = 0.0; [L24] float var_1_6 = 4.2; [L25] float var_1_7 = 31.25; [L26] float var_1_8 = 1.375; [L27] unsigned short int var_1_9 = 32; [L28] unsigned char var_1_10 = 1; [L29] float var_1_11 = 0.625; [L30] unsigned short int var_1_12 = 1; [L31] float var_1_13 = -0.25; [L32] signed short int var_1_14 = 4; [L33] unsigned char var_1_15 = 1; [L34] unsigned char var_1_16 = 0; [L35] signed short int var_1_17 = 8; [L36] signed short int var_1_18 = 5; [L37] signed short int var_1_19 = 128; [L38] signed long int var_1_20 = -50; [L39] signed short int var_1_21 = -16; [L40] signed short int var_1_22 = 16; [L41] signed short int var_1_23 = 32; [L42] signed short int var_1_24 = 2; [L43] signed short int var_1_25 = -4; VAL [isInitial=0, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_5=0, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L145] isInitial = 1 [L146] FCALL initially() [L147] int k_loop; [L148] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_5=0, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L148] COND TRUE k_loop < 1 VAL [isInitial=1, k_loop=0, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_5=0, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L149] FCALL updateLastVariables() [L150] CALL updateVariables() [L96] var_1_5 = __VERIFIER_nondet_float() [L97] CALL assume_abort_if_not((var_1_5 >= 4611686.018427382800e+12F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L97] RET assume_abort_if_not((var_1_5 >= 4611686.018427382800e+12F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L98] var_1_6 = __VERIFIER_nondet_float() [L99] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L99] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L100] var_1_7 = __VERIFIER_nondet_float() [L101] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_8=11/8, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_8=11/8, var_1_9=32] [L101] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_8=11/8, var_1_9=32] [L102] var_1_8 = __VERIFIER_nondet_float() [L103] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L103] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L104] var_1_10 = __VERIFIER_nondet_uchar() [L105] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L105] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L106] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L106] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L107] var_1_11 = __VERIFIER_nondet_float() [L108] CALL assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L108] RET assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L109] CALL assume_abort_if_not(var_1_11 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L109] RET assume_abort_if_not(var_1_11 != 0.0F) VAL [isInitial=1, var_1_10=1, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L110] var_1_12 = __VERIFIER_nondet_ushort() [L111] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L111] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L112] CALL assume_abort_if_not(var_1_12 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L112] RET assume_abort_if_not(var_1_12 <= 65534) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L113] var_1_15 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L114] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L115] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L115] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L116] var_1_16 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L117] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L118] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L118] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L119] var_1_17 = __VERIFIER_nondet_short() [L120] CALL assume_abort_if_not(var_1_17 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L120] RET assume_abort_if_not(var_1_17 >= -32767) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L121] CALL assume_abort_if_not(var_1_17 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L121] RET assume_abort_if_not(var_1_17 <= 32766) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L122] var_1_18 = __VERIFIER_nondet_short() [L123] CALL assume_abort_if_not(var_1_18 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L123] RET assume_abort_if_not(var_1_18 >= -1) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L124] CALL assume_abort_if_not(var_1_18 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L124] RET assume_abort_if_not(var_1_18 <= 32766) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L125] var_1_19 = __VERIFIER_nondet_short() [L126] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L126] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L127] CALL assume_abort_if_not(var_1_19 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L127] RET assume_abort_if_not(var_1_19 <= 32766) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L128] var_1_22 = __VERIFIER_nondet_short() [L129] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L129] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L130] CALL assume_abort_if_not(var_1_22 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L130] RET assume_abort_if_not(var_1_22 <= 16383) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L131] var_1_24 = __VERIFIER_nondet_short() [L132] CALL assume_abort_if_not(var_1_24 >= -8192) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-4, var_1_9=32] [L132] RET assume_abort_if_not(var_1_24 >= -8192) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-4, var_1_9=32] [L133] CALL assume_abort_if_not(var_1_24 <= 8192) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-4, var_1_9=32] [L133] RET assume_abort_if_not(var_1_24 <= 8192) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-4, var_1_9=32] [L134] var_1_25 = __VERIFIER_nondet_short() [L135] CALL assume_abort_if_not(var_1_25 >= -8191) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-8191, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-8191, var_1_9=32] [L135] RET assume_abort_if_not(var_1_25 >= -8191) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-8191, var_1_9=32] [L136] CALL assume_abort_if_not(var_1_25 <= 8191) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-8191, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-8191, var_1_9=32] [L136] RET assume_abort_if_not(var_1_25 <= 8191) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-8191, var_1_9=32] [L150] RET updateVariables() [L151] CALL step() [L47] COND TRUE \read(var_1_10) [L48] var_1_13 = ((((var_1_7) > (var_1_5)) ? (var_1_7) : (var_1_5))) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=32] [L52] unsigned char stepLocal_5 = ! (var_1_10 || var_1_15); VAL [isInitial=1, stepLocal_5=0, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=32] [L53] COND TRUE stepLocal_5 || var_1_16 [L54] var_1_14 = ((((var_1_17) > ((var_1_18 - var_1_19))) ? (var_1_17) : ((var_1_18 - var_1_19)))) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=32] [L56] COND TRUE \read(var_1_15) [L57] var_1_21 = ((var_1_22 + 25) - var_1_19) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-24555, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=32] [L59] COND TRUE \read(var_1_10) [L60] var_1_23 = (var_1_22 + (((((var_1_24) < 0 ) ? -(var_1_24) : (var_1_24))) + var_1_25)) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-24555, var_1_22=8186, var_1_23=-1, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=32] [L68] unsigned char stepLocal_4 = var_1_13 < (var_1_8 / var_1_11); [L69] unsigned char stepLocal_3 = var_1_13 != var_1_11; VAL [isInitial=1, stepLocal_3=0, stepLocal_4=0, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-24555, var_1_22=8186, var_1_23=-1, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=32] [L70] COND TRUE var_1_10 || stepLocal_4 VAL [isInitial=1, stepLocal_3=0, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-24555, var_1_22=8186, var_1_23=-1, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=32] [L71] COND TRUE var_1_10 || stepLocal_3 [L72] var_1_9 = 8 VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-24555, var_1_22=8186, var_1_23=-1, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=8] [L77] COND TRUE \read(var_1_16) [L78] var_1_20 = (var_1_9 - 50) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-42, var_1_21=-24555, var_1_22=8186, var_1_23=-1, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=8] [L80] signed short int stepLocal_2 = var_1_21; [L81] signed short int stepLocal_1 = var_1_21; [L82] signed long int stepLocal_0 = var_1_14 - var_1_20; VAL [isInitial=1, stepLocal_0=40, stepLocal_1=-24555, stepLocal_2=-24555, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=1/2, var_1_20=-42, var_1_21=-24555, var_1_22=8186, var_1_23=-1, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=8] [L83] COND FALSE !((var_1_20 + var_1_14) < stepLocal_2) [L92] var_1_1 = var_1_8 VAL [isInitial=1, stepLocal_0=40, stepLocal_1=-24555, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=65540, var_1_20=-42, var_1_21=-24555, var_1_22=8186, var_1_23=-1, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_8=65540, var_1_9=8] [L151] RET step() [L152] CALL, EXPR property() [L141-L142] return ((((((((var_1_20 + var_1_14) < var_1_21) ? ((var_1_21 <= (var_1_14 - var_1_20)) ? ((var_1_21 < var_1_14) ? (var_1_1 == ((float) ((var_1_5 - var_1_6) - var_1_7))) : 1) : (var_1_1 == ((float) (((((var_1_6) < (var_1_8)) ? (var_1_6) : (var_1_8))) + 3.25f)))) : (var_1_1 == ((float) var_1_8))) && ((var_1_10 || (var_1_13 < (var_1_8 / var_1_11))) ? ((var_1_10 || (var_1_13 != var_1_11)) ? (var_1_9 == ((unsigned short int) 8)) : 1) : (var_1_9 == ((unsigned short int) var_1_12)))) && (var_1_10 ? (var_1_13 == ((float) ((((var_1_7) > (var_1_5)) ? (var_1_7) : (var_1_5))))) : (var_1_13 == ((float) ((((10.15f) < ((var_1_6 + var_1_8))) ? (10.15f) : ((var_1_6 + var_1_8)))))))) && (((! (var_1_10 || var_1_15)) || var_1_16) ? (var_1_14 == ((signed short int) ((((var_1_17) > ((var_1_18 - var_1_19))) ? (var_1_17) : ((var_1_18 - var_1_19)))))) : 1)) && (var_1_16 ? (var_1_20 == ((signed long int) (var_1_9 - 50))) : 1)) && (var_1_15 ? (var_1_21 == ((signed short int) ((var_1_22 + 25) - var_1_19))) : 1)) && (var_1_10 ? (var_1_23 == ((signed short int) (var_1_22 + (((((var_1_24) < 0 ) ? -(var_1_24) : (var_1_24))) + var_1_25)))) : (var_1_16 ? (var_1_23 == ((signed short int) var_1_24)) : (var_1_23 == ((signed short int) var_1_17)))) ; VAL [\result=0, isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=65540, var_1_20=-42, var_1_21=-24555, var_1_22=8186, var_1_23=-1, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_8=65540, var_1_9=8] [L152] RET, EXPR property() [L152] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=65540, var_1_20=-42, var_1_21=-24555, var_1_22=8186, var_1_23=-1, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_8=65540, var_1_9=8] [L19] reach_error() VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32763, var_1_19=32766, var_1_1=65540, var_1_20=-42, var_1_21=-24555, var_1_22=8186, var_1_23=-1, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_8=65540, var_1_9=8] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 75 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 3, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 38 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 38 mSDsluCounter, 305 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 92 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15 IncrementalHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 213 mSDtfsCounter, 15 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 169 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=101occurred in iteration=2, InterpolantAutomatonStates: 5, 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, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 661 NumberOfCodeBlocks, 661 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 492 ConstructedInterpolants, 0 QuantifiedInterpolants, 522 SizeOfPredicates, 0 NumberOfNonLiveVariables, 376 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 3850/3900 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 23:26:21,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/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_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/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_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-93.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/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_3587d39c-5957-4820-8be2-dfdcba022196/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 a6e3d67206fd2623e470424823cb74f360f2f356142c755c5ecc566d5aee9c0f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:26:24,224 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:26:24,354 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-27 23:26:24,368 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:26:24,368 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:26:24,399 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:26:24,400 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:26:24,400 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:26:24,400 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:26:24,400 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:26:24,401 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 23:26:24,401 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 23:26:24,401 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:26:24,401 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:26:24,401 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:26:24,401 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:26:24,401 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 23:26:24,401 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 23:26:24,402 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 23:26:24,402 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:26:24,402 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 23:26:24,402 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 23:26:24,402 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 23:26:24,402 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 23:26:24,402 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-27 23:26:24,402 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-27 23:26:24,402 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 23:26:24,402 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:26:24,403 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:26:24,403 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:26:24,403 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 23:26:24,403 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:26:24,404 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:26:24,404 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:26:24,404 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:26:24,404 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:26:24,404 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:26:24,404 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:26:24,405 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:26:24,405 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:26:24,405 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:26:24,405 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 23:26:24,405 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 23:26:24,405 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 23:26:24,406 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-27 23:26:24,406 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-27 23:26:24,406 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 23:26:24,406 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 23:26:24,406 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 23:26:24,406 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 23:26:24,406 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_3587d39c-5957-4820-8be2-dfdcba022196/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 -> a6e3d67206fd2623e470424823cb74f360f2f356142c755c5ecc566d5aee9c0f [2024-11-27 23:26:24,779 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:26:24,795 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:26:24,800 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:26:24,801 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:26:24,802 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:26:24,803 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-93.i [2024-11-27 23:26:27,995 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/data/93a25daea/13620abf525c49eab121cbc335b60cf1/FLAG0f7d82a08 [2024-11-27 23:26:28,267 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:26:28,270 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-93.i [2024-11-27 23:26:28,280 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/data/93a25daea/13620abf525c49eab121cbc335b60cf1/FLAG0f7d82a08 [2024-11-27 23:26:28,297 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/data/93a25daea/13620abf525c49eab121cbc335b60cf1 [2024-11-27 23:26:28,300 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:26:28,302 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:26:28,304 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:26:28,304 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:26:28,309 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:26:28,310 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:26:28" (1/1) ... [2024-11-27 23:26:28,311 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b54f634 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:28, skipping insertion in model container [2024-11-27 23:26:28,312 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:26:28" (1/1) ... [2024-11-27 23:26:28,335 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:26:28,509 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_3587d39c-5957-4820-8be2-dfdcba022196/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-93.i[915,928] [2024-11-27 23:26:28,574 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:26:28,599 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 23:26:28,609 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_3587d39c-5957-4820-8be2-dfdcba022196/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-93.i[915,928] [2024-11-27 23:26:28,645 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:26:28,665 INFO L204 MainTranslator]: Completed translation [2024-11-27 23:26:28,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:28 WrapperNode [2024-11-27 23:26:28,666 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:26:28,667 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 23:26:28,668 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 23:26:28,668 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 23:26:28,677 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:28" (1/1) ... [2024-11-27 23:26:28,689 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:28" (1/1) ... [2024-11-27 23:26:28,721 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 161 [2024-11-27 23:26:28,721 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 23:26:28,722 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 23:26:28,722 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 23:26:28,722 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 23:26:28,730 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:28" (1/1) ... [2024-11-27 23:26:28,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:28" (1/1) ... [2024-11-27 23:26:28,734 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:28" (1/1) ... [2024-11-27 23:26:28,748 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 23:26:28,748 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:28" (1/1) ... [2024-11-27 23:26:28,748 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:28" (1/1) ... [2024-11-27 23:26:28,760 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:28" (1/1) ... [2024-11-27 23:26:28,761 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:28" (1/1) ... [2024-11-27 23:26:28,765 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:28" (1/1) ... [2024-11-27 23:26:28,767 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:28" (1/1) ... [2024-11-27 23:26:28,769 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:28" (1/1) ... [2024-11-27 23:26:28,773 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 23:26:28,774 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 23:26:28,774 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 23:26:28,774 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 23:26:28,775 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:28" (1/1) ... [2024-11-27 23:26:28,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:26:28,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:26:28,822 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 23:26:28,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 23:26:28,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 23:26:28,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-27 23:26:28,857 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 23:26:28,858 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 23:26:28,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 23:26:28,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 23:26:28,979 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 23:26:28,982 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 23:26:34,324 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-27 23:26:34,325 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 23:26:34,340 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 23:26:34,341 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-27 23:26:34,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:26:34 BoogieIcfgContainer [2024-11-27 23:26:34,342 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 23:26:34,345 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 23:26:34,347 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 23:26:34,353 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 23:26:34,353 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:26:28" (1/3) ... [2024-11-27 23:26:34,354 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49b1abed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:26:34, skipping insertion in model container [2024-11-27 23:26:34,355 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:28" (2/3) ... [2024-11-27 23:26:34,355 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49b1abed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:26:34, skipping insertion in model container [2024-11-27 23:26:34,355 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:26:34" (3/3) ... [2024-11-27 23:26:34,357 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-93.i [2024-11-27 23:26:34,374 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 23:26:34,377 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-93.i that has 2 procedures, 75 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 23:26:34,447 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 23:26:34,461 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;@50724b56, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 23:26:34,461 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 23:26:34,467 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 46 states have (on average 1.3478260869565217) internal successors, (62), 47 states have internal predecessors, (62), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-27 23:26:34,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-27 23:26:34,481 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:26:34,482 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:26:34,482 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:26:34,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:26:34,487 INFO L85 PathProgramCache]: Analyzing trace with hash 737129168, now seen corresponding path program 1 times [2024-11-27 23:26:34,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:26:34,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2002611466] [2024-11-27 23:26:34,499 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:26:34,500 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 23:26:34,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:26:34,504 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/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 23:26:34,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/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 23:26:35,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:26:35,030 INFO L256 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 23:26:35,040 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:26:35,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 650 proven. 0 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2024-11-27 23:26:35,113 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:26:35,114 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:26:35,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2002611466] [2024-11-27 23:26:35,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2002611466] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:26:35,114 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:26:35,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 23:26:35,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073501] [2024-11-27 23:26:35,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:26:35,126 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 23:26:35,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:26:35,148 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 23:26:35,149 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:26:35,151 INFO L87 Difference]: Start difference. First operand has 75 states, 46 states have (on average 1.3478260869565217) internal successors, (62), 47 states have internal predecessors, (62), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-27 23:26:35,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:26:35,184 INFO L93 Difference]: Finished difference Result 147 states and 251 transitions. [2024-11-27 23:26:35,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 23:26:35,186 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 165 [2024-11-27 23:26:35,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:26:35,194 INFO L225 Difference]: With dead ends: 147 [2024-11-27 23:26:35,195 INFO L226 Difference]: Without dead ends: 71 [2024-11-27 23:26:35,199 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 164 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 23:26:35,202 INFO L435 NwaCegarLoop]: 111 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, 111 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 23:26:35,203 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:26:35,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2024-11-27 23:26:35,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2024-11-27 23:26:35,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 43 states have (on average 1.2790697674418605) internal successors, (55), 43 states have internal predecessors, (55), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-27 23:26:35,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 107 transitions. [2024-11-27 23:26:35,254 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 107 transitions. Word has length 165 [2024-11-27 23:26:35,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:26:35,255 INFO L471 AbstractCegarLoop]: Abstraction has 71 states and 107 transitions. [2024-11-27 23:26:35,255 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-27 23:26:35,255 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 107 transitions. [2024-11-27 23:26:35,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-27 23:26:35,262 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:26:35,262 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:26:35,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/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 23:26:35,463 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/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 23:26:35,463 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:26:35,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:26:35,464 INFO L85 PathProgramCache]: Analyzing trace with hash 1124720280, now seen corresponding path program 1 times [2024-11-27 23:26:35,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:26:35,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [909603076] [2024-11-27 23:26:35,499 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:26:35,499 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 23:26:35,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:26:35,503 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/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 23:26:35,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/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 23:26:36,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:26:36,143 INFO L256 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 23:26:36,149 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:26:36,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-27 23:26:36,251 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:26:36,251 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:26:36,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [909603076] [2024-11-27 23:26:36,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [909603076] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:26:36,251 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:26:36,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:26:36,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339347628] [2024-11-27 23:26:36,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:26:36,256 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:26:36,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:26:36,259 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:26:36,261 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:26:36,262 INFO L87 Difference]: Start difference. First operand 71 states and 107 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-27 23:26:40,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.62s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:26:40,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:26:40,139 INFO L93 Difference]: Finished difference Result 172 states and 256 transitions. [2024-11-27 23:26:40,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:26:40,169 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 165 [2024-11-27 23:26:40,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:26:40,172 INFO L225 Difference]: With dead ends: 172 [2024-11-27 23:26:40,172 INFO L226 Difference]: Without dead ends: 104 [2024-11-27 23:26:40,173 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:26:40,174 INFO L435 NwaCegarLoop]: 102 mSDtfsCounter, 41 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-11-27 23:26:40,174 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 193 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-11-27 23:26:40,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2024-11-27 23:26:40,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 101. [2024-11-27 23:26:40,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 68 states have (on average 1.2794117647058822) internal successors, (87), 69 states have internal predecessors, (87), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-27 23:26:40,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 147 transitions. [2024-11-27 23:26:40,199 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 147 transitions. Word has length 165 [2024-11-27 23:26:40,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:26:40,200 INFO L471 AbstractCegarLoop]: Abstraction has 101 states and 147 transitions. [2024-11-27 23:26:40,200 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-27 23:26:40,200 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 147 transitions. [2024-11-27 23:26:40,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-27 23:26:40,204 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:26:40,204 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:26:40,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/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 23:26:40,404 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/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 23:26:40,405 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:26:40,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:26:40,406 INFO L85 PathProgramCache]: Analyzing trace with hash -462719429, now seen corresponding path program 1 times [2024-11-27 23:26:40,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:26:40,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1503384503] [2024-11-27 23:26:40,406 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:26:40,407 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 23:26:40,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:26:40,410 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/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 23:26:40,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587d39c-5957-4820-8be2-dfdcba022196/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)] Waiting until timeout for monitored process [2024-11-27 23:26:40,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:26:40,951 INFO L256 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-27 23:26:40,962 INFO L279 TraceCheckSpWp]: Computing forward predicates...