./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.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_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1 --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 7014f5cf86bf85960587729bb0a84b56b2d8b79500e75091317911ebcbd2002f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 06:24:36,092 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 06:24:36,150 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 06:24:36,155 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 06:24:36,155 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 06:24:36,177 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 06:24:36,177 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 06:24:36,178 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 06:24:36,178 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 06:24:36,178 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 06:24:36,178 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 06:24:36,178 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 06:24:36,179 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 06:24:36,179 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 06:24:36,179 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 06:24:36,179 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 06:24:36,179 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 06:24:36,179 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 06:24:36,179 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 06:24:36,179 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 06:24:36,179 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 06:24:36,179 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 06:24:36,179 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 06:24:36,179 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 06:24:36,180 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 06:24:36,180 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 06:24:36,180 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 06:24:36,180 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 06:24:36,180 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 06:24:36,180 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:24:36,180 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:24:36,180 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:24:36,180 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:24:36,180 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 06:24:36,180 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:24:36,180 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:24:36,181 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:24:36,181 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:24:36,181 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 06:24:36,181 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 06:24:36,181 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 06:24:36,181 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 06:24:36,181 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 06:24:36,181 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 06:24:36,181 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 06:24:36,181 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 06:24:36,181 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 06:24:36,181 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 06:24:36,181 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_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1 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 -> 7014f5cf86bf85960587729bb0a84b56b2d8b79500e75091317911ebcbd2002f [2024-12-02 06:24:36,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 06:24:36,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 06:24:36,439 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 06:24:36,441 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 06:24:36,441 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 06:24:36,442 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i [2024-12-02 06:24:39,500 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/data/fd9693db2/46ac8cbe2dd04d1896fc473158ce28e9/FLAGaee9c39e7 [2024-12-02 06:24:39,747 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 06:24:39,747 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i [2024-12-02 06:24:39,756 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/data/fd9693db2/46ac8cbe2dd04d1896fc473158ce28e9/FLAGaee9c39e7 [2024-12-02 06:24:39,773 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/data/fd9693db2/46ac8cbe2dd04d1896fc473158ce28e9 [2024-12-02 06:24:39,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 06:24:39,777 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 06:24:39,779 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 06:24:39,779 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 06:24:39,785 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 06:24:39,786 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:24:39" (1/1) ... [2024-12-02 06:24:39,787 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@689d5970 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:39, skipping insertion in model container [2024-12-02 06:24:39,787 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:24:39" (1/1) ... [2024-12-02 06:24:39,813 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 06:24:39,987 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_603069d7-82fd-4ee5-aae5-64a2e800fc8d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i[919,932] [2024-12-02 06:24:40,056 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:24:40,065 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 06:24:40,074 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_603069d7-82fd-4ee5-aae5-64a2e800fc8d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i[919,932] [2024-12-02 06:24:40,103 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:24:40,121 INFO L204 MainTranslator]: Completed translation [2024-12-02 06:24:40,121 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:40 WrapperNode [2024-12-02 06:24:40,122 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 06:24:40,123 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 06:24:40,123 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 06:24:40,123 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 06:24:40,130 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:40" (1/1) ... [2024-12-02 06:24:40,140 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:40" (1/1) ... [2024-12-02 06:24:40,168 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 225 [2024-12-02 06:24:40,168 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 06:24:40,169 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 06:24:40,169 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 06:24:40,169 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 06:24:40,178 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:40" (1/1) ... [2024-12-02 06:24:40,178 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:40" (1/1) ... [2024-12-02 06:24:40,181 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:40" (1/1) ... [2024-12-02 06:24:40,196 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]. [2024-12-02 06:24:40,196 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:40" (1/1) ... [2024-12-02 06:24:40,196 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:40" (1/1) ... [2024-12-02 06:24:40,204 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:40" (1/1) ... [2024-12-02 06:24:40,205 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:40" (1/1) ... [2024-12-02 06:24:40,210 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:40" (1/1) ... [2024-12-02 06:24:40,212 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:40" (1/1) ... [2024-12-02 06:24:40,213 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:40" (1/1) ... [2024-12-02 06:24:40,216 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 06:24:40,217 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 06:24:40,217 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 06:24:40,217 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 06:24:40,218 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:40" (1/1) ... [2024-12-02 06:24:40,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:24:40,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:24:40,247 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 06:24:40,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 06:24:40,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 06:24:40,273 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 06:24:40,273 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 06:24:40,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 06:24:40,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 06:24:40,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 06:24:40,348 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 06:24:40,350 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 06:24:40,703 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-12-02 06:24:40,703 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 06:24:40,716 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 06:24:40,716 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 06:24:40,716 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:24:40 BoogieIcfgContainer [2024-12-02 06:24:40,716 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 06:24:40,718 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 06:24:40,718 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 06:24:40,722 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 06:24:40,722 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:24:39" (1/3) ... [2024-12-02 06:24:40,723 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@447dac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:24:40, skipping insertion in model container [2024-12-02 06:24:40,723 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:40" (2/3) ... [2024-12-02 06:24:40,723 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@447dac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:24:40, skipping insertion in model container [2024-12-02 06:24:40,723 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:24:40" (3/3) ... [2024-12-02 06:24:40,724 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i [2024-12-02 06:24:40,736 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 06:24:40,737 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i that has 2 procedures, 102 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 06:24:40,786 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 06:24:40,796 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;@1adffa93, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 06:24:40,796 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 06:24:40,799 INFO L276 IsEmpty]: Start isEmpty. Operand has 102 states, 75 states have (on average 1.5066666666666666) internal successors, (113), 76 states have internal predecessors, (113), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-12-02 06:24:40,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-12-02 06:24:40,810 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:40,810 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:40,811 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:24:40,814 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:40,815 INFO L85 PathProgramCache]: Analyzing trace with hash 1569411451, now seen corresponding path program 1 times [2024-12-02 06:24:40,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:40,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809588208] [2024-12-02 06:24:40,833 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:40,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:40,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:41,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2024-12-02 06:24:41,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:41,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809588208] [2024-12-02 06:24:41,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [809588208] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 06:24:41,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1247554407] [2024-12-02 06:24:41,087 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:41,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:24:41,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:24:41,090 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 06:24:41,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 06:24:41,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:41,239 INFO L256 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 06:24:41,247 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:24:41,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2024-12-02 06:24:41,270 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 06:24:41,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1247554407] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:41,270 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 06:24:41,270 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 06:24:41,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506692201] [2024-12-02 06:24:41,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:41,277 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 06:24:41,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:41,291 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 06:24:41,292 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 06:24:41,294 INFO L87 Difference]: Start difference. First operand has 102 states, 75 states have (on average 1.5066666666666666) internal successors, (113), 76 states have internal predecessors, (113), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 06:24:41,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:41,319 INFO L93 Difference]: Finished difference Result 197 states and 340 transitions. [2024-12-02 06:24:41,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 06:24:41,321 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) Word has length 165 [2024-12-02 06:24:41,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:41,327 INFO L225 Difference]: With dead ends: 197 [2024-12-02 06:24:41,327 INFO L226 Difference]: Without dead ends: 98 [2024-12-02 06:24:41,329 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 [2024-12-02 06:24:41,331 INFO L435 NwaCegarLoop]: 152 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, 152 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 [2024-12-02 06:24:41,332 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 06:24:41,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2024-12-02 06:24:41,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2024-12-02 06:24:41,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 72 states have (on average 1.4444444444444444) internal successors, (104), 72 states have internal predecessors, (104), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-12-02 06:24:41,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 152 transitions. [2024-12-02 06:24:41,364 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 152 transitions. Word has length 165 [2024-12-02 06:24:41,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:41,365 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 152 transitions. [2024-12-02 06:24:41,365 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 06:24:41,365 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 152 transitions. [2024-12-02 06:24:41,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-12-02 06:24:41,367 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:41,367 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:41,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 06:24:41,567 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:24:41,568 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:24:41,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:41,568 INFO L85 PathProgramCache]: Analyzing trace with hash 903094583, now seen corresponding path program 1 times [2024-12-02 06:24:41,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:41,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584566344] [2024-12-02 06:24:41,569 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:41,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:41,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:41,820 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-12-02 06:24:41,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:41,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584566344] [2024-12-02 06:24:41,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584566344] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:41,821 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:41,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 06:24:41,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311523763] [2024-12-02 06:24:41,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:41,822 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 06:24:41,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:41,823 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 06:24:41,823 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 06:24:41,823 INFO L87 Difference]: Start difference. First operand 98 states and 152 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-12-02 06:24:41,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:41,853 INFO L93 Difference]: Finished difference Result 193 states and 301 transitions. [2024-12-02 06:24:41,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 06:24:41,854 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 165 [2024-12-02 06:24:41,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:41,856 INFO L225 Difference]: With dead ends: 193 [2024-12-02 06:24:41,856 INFO L226 Difference]: Without dead ends: 98 [2024-12-02 06:24:41,856 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 [2024-12-02 06:24:41,857 INFO L435 NwaCegarLoop]: 150 mSDtfsCounter, 0 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 295 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:41,858 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 295 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 06:24:41,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2024-12-02 06:24:41,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2024-12-02 06:24:41,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 72 states have (on average 1.4305555555555556) internal successors, (103), 72 states have internal predecessors, (103), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-12-02 06:24:41,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 151 transitions. [2024-12-02 06:24:41,869 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 151 transitions. Word has length 165 [2024-12-02 06:24:41,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:41,870 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 151 transitions. [2024-12-02 06:24:41,870 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-12-02 06:24:41,870 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 151 transitions. [2024-12-02 06:24:41,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-12-02 06:24:41,873 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:41,873 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:41,873 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 06:24:41,873 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:24:41,874 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:41,874 INFO L85 PathProgramCache]: Analyzing trace with hash -785849159, now seen corresponding path program 1 times [2024-12-02 06:24:41,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:41,874 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688310854] [2024-12-02 06:24:41,874 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:41,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:41,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:42,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-12-02 06:24:42,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:42,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688310854] [2024-12-02 06:24:42,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688310854] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:42,235 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:42,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 06:24:42,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649510401] [2024-12-02 06:24:42,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:42,236 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 06:24:42,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:42,236 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 06:24:42,237 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 06:24:42,237 INFO L87 Difference]: Start difference. First operand 98 states and 151 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-12-02 06:24:42,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:42,444 INFO L93 Difference]: Finished difference Result 287 states and 445 transitions. [2024-12-02 06:24:42,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 06:24:42,445 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 165 [2024-12-02 06:24:42,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:42,447 INFO L225 Difference]: With dead ends: 287 [2024-12-02 06:24:42,448 INFO L226 Difference]: Without dead ends: 192 [2024-12-02 06:24:42,448 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 06:24:42,449 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 136 mSDsluCounter, 250 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 383 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:42,449 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 383 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 06:24:42,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2024-12-02 06:24:42,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 117. [2024-12-02 06:24:42,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 91 states have (on average 1.4615384615384615) internal successors, (133), 91 states have internal predecessors, (133), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-12-02 06:24:42,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 181 transitions. [2024-12-02 06:24:42,466 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 181 transitions. Word has length 165 [2024-12-02 06:24:42,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:42,467 INFO L471 AbstractCegarLoop]: Abstraction has 117 states and 181 transitions. [2024-12-02 06:24:42,467 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-12-02 06:24:42,467 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 181 transitions. [2024-12-02 06:24:42,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-12-02 06:24:42,470 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:42,470 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:42,470 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 06:24:42,470 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:24:42,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:42,471 INFO L85 PathProgramCache]: Analyzing trace with hash 802498743, now seen corresponding path program 1 times [2024-12-02 06:24:42,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:42,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531522865] [2024-12-02 06:24:42,471 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:42,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:42,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:42,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-12-02 06:24:42,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:42,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531522865] [2024-12-02 06:24:42,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [531522865] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:42,693 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:42,693 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 06:24:42,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139678302] [2024-12-02 06:24:42,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:42,694 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 06:24:42,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:42,694 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 06:24:42,694 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-12-02 06:24:42,695 INFO L87 Difference]: Start difference. First operand 117 states and 181 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 06:24:42,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:42,802 INFO L93 Difference]: Finished difference Result 345 states and 537 transitions. [2024-12-02 06:24:42,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 06:24:42,802 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 165 [2024-12-02 06:24:42,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:42,805 INFO L225 Difference]: With dead ends: 345 [2024-12-02 06:24:42,805 INFO L226 Difference]: Without dead ends: 231 [2024-12-02 06:24:42,806 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-12-02 06:24:42,807 INFO L435 NwaCegarLoop]: 179 mSDtfsCounter, 119 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:42,807 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 427 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 06:24:42,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2024-12-02 06:24:42,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 229. [2024-12-02 06:24:42,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 229 states, 178 states have (on average 1.4662921348314606) internal successors, (261), 178 states have internal predecessors, (261), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-12-02 06:24:42,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 357 transitions. [2024-12-02 06:24:42,835 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 357 transitions. Word has length 165 [2024-12-02 06:24:42,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:42,836 INFO L471 AbstractCegarLoop]: Abstraction has 229 states and 357 transitions. [2024-12-02 06:24:42,836 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 06:24:42,836 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 357 transitions. [2024-12-02 06:24:42,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-12-02 06:24:42,839 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:42,839 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:42,839 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 06:24:42,839 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:24:42,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:42,840 INFO L85 PathProgramCache]: Analyzing trace with hash 1021353461, now seen corresponding path program 1 times [2024-12-02 06:24:42,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:42,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354075482] [2024-12-02 06:24:42,840 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:42,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:42,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:43,212 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-12-02 06:24:43,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:43,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354075482] [2024-12-02 06:24:43,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1354075482] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:43,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:43,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 06:24:43,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634933536] [2024-12-02 06:24:43,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:43,213 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 06:24:43,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:43,213 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 06:24:43,213 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-12-02 06:24:43,214 INFO L87 Difference]: Start difference. First operand 229 states and 357 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-12-02 06:24:43,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:43,351 INFO L93 Difference]: Finished difference Result 231 states and 358 transitions. [2024-12-02 06:24:43,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 06:24:43,352 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 165 [2024-12-02 06:24:43,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:43,353 INFO L225 Difference]: With dead ends: 231 [2024-12-02 06:24:43,354 INFO L226 Difference]: Without dead ends: 117 [2024-12-02 06:24:43,354 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-12-02 06:24:43,355 INFO L435 NwaCegarLoop]: 142 mSDtfsCounter, 95 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:43,355 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 233 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 06:24:43,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2024-12-02 06:24:43,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2024-12-02 06:24:43,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 91 states have (on average 1.4285714285714286) internal successors, (130), 91 states have internal predecessors, (130), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-12-02 06:24:43,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 178 transitions. [2024-12-02 06:24:43,366 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 178 transitions. Word has length 165 [2024-12-02 06:24:43,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:43,366 INFO L471 AbstractCegarLoop]: Abstraction has 117 states and 178 transitions. [2024-12-02 06:24:43,366 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-12-02 06:24:43,366 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 178 transitions. [2024-12-02 06:24:43,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-12-02 06:24:43,368 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:43,368 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:43,368 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 06:24:43,369 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:24:43,369 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:43,369 INFO L85 PathProgramCache]: Analyzing trace with hash -258510217, now seen corresponding path program 1 times [2024-12-02 06:24:43,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:43,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701098813] [2024-12-02 06:24:43,369 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:43,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:43,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:43,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-12-02 06:24:43,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:43,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701098813] [2024-12-02 06:24:43,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1701098813] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:24:43,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:24:43,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 06:24:43,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081917031] [2024-12-02 06:24:43,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:24:43,723 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 06:24:43,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:43,724 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 06:24:43,724 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-12-02 06:24:43,724 INFO L87 Difference]: Start difference. First operand 117 states and 178 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-12-02 06:24:43,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:43,970 INFO L93 Difference]: Finished difference Result 306 states and 467 transitions. [2024-12-02 06:24:43,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 06:24:43,971 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 165 [2024-12-02 06:24:43,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:43,973 INFO L225 Difference]: With dead ends: 306 [2024-12-02 06:24:43,973 INFO L226 Difference]: Without dead ends: 192 [2024-12-02 06:24:43,973 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-12-02 06:24:43,974 INFO L435 NwaCegarLoop]: 263 mSDtfsCounter, 232 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:43,974 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [232 Valid, 337 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 06:24:43,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2024-12-02 06:24:43,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 122. [2024-12-02 06:24:43,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 96 states have (on average 1.40625) internal successors, (135), 96 states have internal predecessors, (135), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-12-02 06:24:43,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 183 transitions. [2024-12-02 06:24:43,999 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 183 transitions. Word has length 165 [2024-12-02 06:24:44,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:44,000 INFO L471 AbstractCegarLoop]: Abstraction has 122 states and 183 transitions. [2024-12-02 06:24:44,000 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-12-02 06:24:44,000 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 183 transitions. [2024-12-02 06:24:44,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-02 06:24:44,002 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:44,002 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:44,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 06:24:44,002 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:24:44,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:44,003 INFO L85 PathProgramCache]: Analyzing trace with hash -1296974503, now seen corresponding path program 1 times [2024-12-02 06:24:44,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:44,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792881121] [2024-12-02 06:24:44,003 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:44,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:44,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 06:24:44,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2072163030] [2024-12-02 06:24:44,119 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:44,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:24:44,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:24:44,121 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 06:24:44,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 06:24:44,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:44,331 INFO L256 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-02 06:24:44,337 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:24:45,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 563 proven. 39 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2024-12-02 06:24:45,033 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 06:24:45,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 30 proven. 39 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-12-02 06:24:45,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:45,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792881121] [2024-12-02 06:24:45,510 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-12-02 06:24:45,510 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2072163030] [2024-12-02 06:24:45,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2072163030] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 06:24:45,510 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 06:24:45,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 14 [2024-12-02 06:24:45,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107035122] [2024-12-02 06:24:45,511 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 06:24:45,511 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-12-02 06:24:45,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:45,512 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-12-02 06:24:45,512 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2024-12-02 06:24:45,512 INFO L87 Difference]: Start difference. First operand 122 states and 183 transitions. Second operand has 14 states, 14 states have (on average 6.785714285714286) internal successors, (95), 14 states have internal predecessors, (95), 4 states have call successors, (48), 3 states have call predecessors, (48), 5 states have return successors, (48), 4 states have call predecessors, (48), 4 states have call successors, (48) [2024-12-02 06:24:47,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:47,586 INFO L93 Difference]: Finished difference Result 580 states and 844 transitions. [2024-12-02 06:24:47,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-02 06:24:47,587 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 6.785714285714286) internal successors, (95), 14 states have internal predecessors, (95), 4 states have call successors, (48), 3 states have call predecessors, (48), 5 states have return successors, (48), 4 states have call predecessors, (48), 4 states have call successors, (48) Word has length 167 [2024-12-02 06:24:47,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:47,590 INFO L225 Difference]: With dead ends: 580 [2024-12-02 06:24:47,590 INFO L226 Difference]: Without dead ends: 461 [2024-12-02 06:24:47,591 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 370 GetRequests, 326 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 527 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=561, Invalid=1509, Unknown=0, NotChecked=0, Total=2070 [2024-12-02 06:24:47,592 INFO L435 NwaCegarLoop]: 158 mSDtfsCounter, 787 mSDsluCounter, 736 mSDsCounter, 0 mSdLazyCounter, 892 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 796 SdHoareTripleChecker+Valid, 894 SdHoareTripleChecker+Invalid, 1087 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 892 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:47,592 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [796 Valid, 894 Invalid, 1087 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 892 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-12-02 06:24:47,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2024-12-02 06:24:47,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 320. [2024-12-02 06:24:47,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 320 states, 263 states have (on average 1.349809885931559) internal successors, (355), 265 states have internal predecessors, (355), 50 states have call successors, (50), 6 states have call predecessors, (50), 6 states have return successors, (50), 48 states have call predecessors, (50), 50 states have call successors, (50) [2024-12-02 06:24:47,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 455 transitions. [2024-12-02 06:24:47,647 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 455 transitions. Word has length 167 [2024-12-02 06:24:47,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:47,648 INFO L471 AbstractCegarLoop]: Abstraction has 320 states and 455 transitions. [2024-12-02 06:24:47,648 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.785714285714286) internal successors, (95), 14 states have internal predecessors, (95), 4 states have call successors, (48), 3 states have call predecessors, (48), 5 states have return successors, (48), 4 states have call predecessors, (48), 4 states have call successors, (48) [2024-12-02 06:24:47,648 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 455 transitions. [2024-12-02 06:24:47,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-12-02 06:24:47,650 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:47,650 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:47,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 06:24:47,850 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:24:47,851 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:24:47,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:47,851 INFO L85 PathProgramCache]: Analyzing trace with hash 657503306, now seen corresponding path program 1 times [2024-12-02 06:24:47,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:47,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839108942] [2024-12-02 06:24:47,851 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:47,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:47,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 06:24:47,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1088259145] [2024-12-02 06:24:47,927 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:47,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:24:47,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:24:47,929 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 06:24:47,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 06:24:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:48,295 INFO L256 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-02 06:24:48,300 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:24:49,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 563 proven. 39 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2024-12-02 06:24:49,226 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 06:24:53,761 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:53,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839108942] [2024-12-02 06:24:53,761 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-12-02 06:24:53,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1088259145] [2024-12-02 06:24:53,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1088259145] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 06:24:53,761 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-12-02 06:24:53,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2024-12-02 06:24:53,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425262206] [2024-12-02 06:24:53,761 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-12-02 06:24:53,762 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 06:24:53,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:53,762 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 06:24:53,762 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=101, Unknown=1, NotChecked=0, Total=132 [2024-12-02 06:24:53,762 INFO L87 Difference]: Start difference. First operand 320 states and 455 transitions. Second operand has 8 states, 8 states have (on average 7.125) internal successors, (57), 7 states have internal predecessors, (57), 2 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 06:24:54,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:54,633 INFO L93 Difference]: Finished difference Result 662 states and 939 transitions. [2024-12-02 06:24:54,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-12-02 06:24:54,634 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 7 states have internal predecessors, (57), 2 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 168 [2024-12-02 06:24:54,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:54,637 INFO L225 Difference]: With dead ends: 662 [2024-12-02 06:24:54,637 INFO L226 Difference]: Without dead ends: 345 [2024-12-02 06:24:54,638 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=231, Invalid=580, Unknown=1, NotChecked=0, Total=812 [2024-12-02 06:24:54,638 INFO L435 NwaCegarLoop]: 167 mSDtfsCounter, 366 mSDsluCounter, 390 mSDsCounter, 0 mSdLazyCounter, 656 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 375 SdHoareTripleChecker+Valid, 557 SdHoareTripleChecker+Invalid, 717 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 656 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:54,639 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [375 Valid, 557 Invalid, 717 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 656 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 06:24:54,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2024-12-02 06:24:54,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 301. [2024-12-02 06:24:54,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 301 states, 244 states have (on average 1.3401639344262295) internal successors, (327), 246 states have internal predecessors, (327), 50 states have call successors, (50), 6 states have call predecessors, (50), 6 states have return successors, (50), 48 states have call predecessors, (50), 50 states have call successors, (50) [2024-12-02 06:24:54,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 427 transitions. [2024-12-02 06:24:54,675 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 427 transitions. Word has length 168 [2024-12-02 06:24:54,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:54,675 INFO L471 AbstractCegarLoop]: Abstraction has 301 states and 427 transitions. [2024-12-02 06:24:54,675 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 7 states have internal predecessors, (57), 2 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 06:24:54,675 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 427 transitions. [2024-12-02 06:24:54,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-12-02 06:24:54,677 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:54,677 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:54,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-12-02 06:24:54,877 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:24:54,878 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:24:54,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:54,878 INFO L85 PathProgramCache]: Analyzing trace with hash 1721802265, now seen corresponding path program 1 times [2024-12-02 06:24:54,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:54,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031225661] [2024-12-02 06:24:54,878 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:54,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:54,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 06:24:54,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1765290022] [2024-12-02 06:24:54,939 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:54,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:24:54,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:24:54,941 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 06:24:54,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-02 06:24:55,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:24:55,108 INFO L256 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-02 06:24:55,110 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:24:55,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 473 proven. 30 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked. [2024-12-02 06:24:55,978 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 06:24:57,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:24:57,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031225661] [2024-12-02 06:24:57,759 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-12-02 06:24:57,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1765290022] [2024-12-02 06:24:57,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1765290022] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 06:24:57,759 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-12-02 06:24:57,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2024-12-02 06:24:57,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173018186] [2024-12-02 06:24:57,760 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-12-02 06:24:57,760 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-12-02 06:24:57,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:24:57,761 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-12-02 06:24:57,761 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2024-12-02 06:24:57,762 INFO L87 Difference]: Start difference. First operand 301 states and 427 transitions. Second operand has 11 states, 11 states have (on average 5.454545454545454) internal successors, (60), 10 states have internal predecessors, (60), 3 states have call successors, (24), 3 states have call predecessors, (24), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-12-02 06:24:59,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:24:59,117 INFO L93 Difference]: Finished difference Result 637 states and 877 transitions. [2024-12-02 06:24:59,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-02 06:24:59,117 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.454545454545454) internal successors, (60), 10 states have internal predecessors, (60), 3 states have call successors, (24), 3 states have call predecessors, (24), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 168 [2024-12-02 06:24:59,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:24:59,119 INFO L225 Difference]: With dead ends: 637 [2024-12-02 06:24:59,119 INFO L226 Difference]: Without dead ends: 339 [2024-12-02 06:24:59,120 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=136, Invalid=370, Unknown=0, NotChecked=0, Total=506 [2024-12-02 06:24:59,120 INFO L435 NwaCegarLoop]: 110 mSDtfsCounter, 135 mSDsluCounter, 486 mSDsCounter, 0 mSdLazyCounter, 337 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 596 SdHoareTripleChecker+Invalid, 407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 337 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-12-02 06:24:59,120 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 596 Invalid, 407 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 337 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-12-02 06:24:59,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2024-12-02 06:24:59,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 293. [2024-12-02 06:24:59,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 293 states, 242 states have (on average 1.2933884297520661) internal successors, (313), 244 states have internal predecessors, (313), 41 states have call successors, (41), 9 states have call predecessors, (41), 9 states have return successors, (41), 39 states have call predecessors, (41), 41 states have call successors, (41) [2024-12-02 06:24:59,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 395 transitions. [2024-12-02 06:24:59,151 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 395 transitions. Word has length 168 [2024-12-02 06:24:59,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:24:59,152 INFO L471 AbstractCegarLoop]: Abstraction has 293 states and 395 transitions. [2024-12-02 06:24:59,152 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.454545454545454) internal successors, (60), 10 states have internal predecessors, (60), 3 states have call successors, (24), 3 states have call predecessors, (24), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-12-02 06:24:59,152 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 395 transitions. [2024-12-02 06:24:59,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-12-02 06:24:59,153 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:24:59,153 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:24:59,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-02 06:24:59,353 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:24:59,354 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:24:59,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:24:59,354 INFO L85 PathProgramCache]: Analyzing trace with hash 573676825, now seen corresponding path program 1 times [2024-12-02 06:24:59,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:24:59,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471673299] [2024-12-02 06:24:59,354 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:59,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:24:59,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 06:24:59,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [490163200] [2024-12-02 06:24:59,428 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:24:59,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:24:59,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:24:59,430 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 06:24:59,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-12-02 06:24:59,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 06:24:59,956 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 06:25:00,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 06:25:00,142 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 06:25:00,142 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 06:25:00,143 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 06:25:00,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-12-02 06:25:00,345 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:25:00,347 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:00,438 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 06:25:00,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 06:25:00 BoogieIcfgContainer [2024-12-02 06:25:00,441 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 06:25:00,442 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 06:25:00,442 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 06:25:00,442 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 06:25:00,443 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:24:40" (3/4) ... [2024-12-02 06:25:00,445 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 06:25:00,445 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 06:25:00,446 INFO L158 Benchmark]: Toolchain (without parser) took 20669.53ms. Allocated memory was 117.4MB in the beginning and 226.5MB in the end (delta: 109.1MB). Free memory was 92.2MB in the beginning and 162.3MB in the end (delta: -70.1MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. [2024-12-02 06:25:00,446 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 06:25:00,447 INFO L158 Benchmark]: CACSL2BoogieTranslator took 343.66ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 77.2MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 06:25:00,447 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.65ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 74.5MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 06:25:00,447 INFO L158 Benchmark]: Boogie Preprocessor took 47.35ms. Allocated memory is still 117.4MB. Free memory was 74.5MB in the beginning and 70.8MB in the end (delta: 3.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 06:25:00,447 INFO L158 Benchmark]: RCFGBuilder took 499.63ms. Allocated memory is still 117.4MB. Free memory was 70.8MB in the beginning and 46.2MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-02 06:25:00,448 INFO L158 Benchmark]: TraceAbstraction took 19723.16ms. Allocated memory was 117.4MB in the beginning and 226.5MB in the end (delta: 109.1MB). Free memory was 45.6MB in the beginning and 162.3MB in the end (delta: -116.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 06:25:00,448 INFO L158 Benchmark]: Witness Printer took 3.56ms. Allocated memory is still 226.5MB. Free memory was 162.3MB in the beginning and 162.3MB in the end (delta: 45.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 06:25:00,450 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 343.66ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 77.2MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.65ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 74.5MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.35ms. Allocated memory is still 117.4MB. Free memory was 74.5MB in the beginning and 70.8MB in the end (delta: 3.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 499.63ms. Allocated memory is still 117.4MB. Free memory was 70.8MB in the beginning and 46.2MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 19723.16ms. Allocated memory was 117.4MB in the beginning and 226.5MB in the end (delta: 109.1MB). Free memory was 45.6MB in the beginning and 162.3MB in the end (delta: -116.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.56ms. Allocated memory is still 226.5MB. Free memory was 162.3MB in the beginning and 162.3MB in the end (delta: 45.2kB). Peak memory consumption was 8.4MB. 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 someBinaryArithmeticDOUBLEoperation at line 66, overapproximation of someBinaryFLOATComparisonOperation at line 150, overapproximation of someBinaryFLOATComparisonOperation at line 83, overapproximation of someBinaryFLOATComparisonOperation at line 185, overapproximation of someBinaryDOUBLEComparisonOperation at line 174, overapproximation of someBinaryDOUBLEComparisonOperation at line 74, overapproximation of someBinaryDOUBLEComparisonOperation at line 68, overapproximation of someBinaryDOUBLEComparisonOperation at line 176, overapproximation of someBinaryDOUBLEComparisonOperation at line 185, overapproximation of someBinaryDOUBLEComparisonOperation at line 82, overapproximation of someUnaryFLOAToperation at line 83. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 8.5; [L23] unsigned long int var_1_4 = 1; [L24] unsigned long int var_1_5 = 50; [L25] unsigned long int var_1_6 = 4; [L26] float var_1_7 = 15.8; [L27] float var_1_8 = 64.25; [L28] signed long int var_1_9 = -50; [L29] unsigned char var_1_13 = 1; [L30] unsigned long int var_1_14 = 3207304078; [L31] unsigned long int var_1_15 = 50; [L32] unsigned long int var_1_16 = 25; [L33] unsigned char var_1_17 = 1; [L34] unsigned char var_1_18 = 0; [L35] unsigned char var_1_19 = 0; [L36] unsigned short int var_1_20 = 1; [L37] unsigned long int var_1_21 = 50; [L38] signed char var_1_22 = -4; [L39] signed char var_1_23 = -10; [L40] unsigned long int var_1_24 = 2; [L41] unsigned long int var_1_26 = 1; [L42] double var_1_33 = 1.5; [L43] double var_1_35 = 50.5; [L44] double var_1_36 = 1.9; [L45] unsigned long int var_1_37 = 10000; [L46] unsigned char var_1_38 = 1; [L47] unsigned char var_1_39 = 0; [L48] double var_1_40 = 15.5; [L49] unsigned long int var_1_42 = 128; [L50] signed char var_1_43 = -1; [L51] signed long int last_1_var_1_9 = -50; VAL [isInitial=0, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L189] isInitial = 1 [L190] FCALL initially() [L192] CALL updateLastVariables() [L182] last_1_var_1_9 = var_1_9 VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L192] RET updateLastVariables() [L193] CALL updateVariables() [L143] var_1_5 = __VERIFIER_nondet_ulong() [L144] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L144] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L145] CALL assume_abort_if_not(var_1_5 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L145] RET assume_abort_if_not(var_1_5 <= 4294967294) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L146] var_1_6 = __VERIFIER_nondet_ulong() [L147] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L147] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L148] CALL assume_abort_if_not(var_1_6 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L148] RET assume_abort_if_not(var_1_6 <= 4294967294) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L149] var_1_8 = __VERIFIER_nondet_float() [L150] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L150] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L151] var_1_14 = __VERIFIER_nondet_ulong() [L152] CALL assume_abort_if_not(var_1_14 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L152] RET assume_abort_if_not(var_1_14 >= 2147483647) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L153] CALL assume_abort_if_not(var_1_14 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L153] RET assume_abort_if_not(var_1_14 <= 4294967295) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L154] var_1_15 = __VERIFIER_nondet_ulong() [L155] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L155] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L156] CALL assume_abort_if_not(var_1_15 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L156] RET assume_abort_if_not(var_1_15 <= 2147483647) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L157] var_1_16 = __VERIFIER_nondet_ulong() [L158] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L158] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L159] CALL assume_abort_if_not(var_1_16 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L159] RET assume_abort_if_not(var_1_16 <= 2147483647) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L160] var_1_17 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L161] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L162] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L162] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L163] var_1_18 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L164] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L165] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L165] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L166] var_1_20 = __VERIFIER_nondet_ushort() [L167] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L167] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L168] CALL assume_abort_if_not(var_1_20 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L168] RET assume_abort_if_not(var_1_20 <= 65535) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L169] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L169] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L170] var_1_23 = __VERIFIER_nondet_char() [L171] CALL assume_abort_if_not(var_1_23 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L171] RET assume_abort_if_not(var_1_23 >= -127) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L172] CALL assume_abort_if_not(var_1_23 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L172] RET assume_abort_if_not(var_1_23 <= 126) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L173] var_1_35 = __VERIFIER_nondet_double() [L174] CALL assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L174] RET assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L175] var_1_36 = __VERIFIER_nondet_double() [L176] CALL assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L176] RET assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L177] var_1_39 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L178] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L179] CALL assume_abort_if_not(var_1_39 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L179] RET assume_abort_if_not(var_1_39 <= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L193] RET updateVariables() [L194] CALL step() [L55] var_1_24 = var_1_6 VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=0, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L56] COND FALSE !(var_1_5 != var_1_21) [L63] var_1_26 = 16u VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=0, var_1_26=16, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L65] COND TRUE \read(var_1_17) [L66] var_1_33 = (var_1_35 - var_1_36) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=0, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L68] COND FALSE !(var_1_35 >= var_1_8) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=0, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L73] COND TRUE var_1_16 < ((var_1_6 + 16u) * var_1_9) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=0, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L74] COND FALSE !(var_1_17 && (var_1_35 < var_1_36)) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=0, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L82] COND TRUE (var_1_35 <= 64.5) && var_1_18 [L83] var_1_40 = ((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=0, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_8=3, var_1_9=-50] [L87] COND FALSE !(var_1_20 < var_1_9) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=0, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_8=3, var_1_9=-50] [L90] COND TRUE \read(var_1_17) [L91] var_1_43 = ((((((((-16) < 0 ) ? -(-16) : (-16)))) > (var_1_23)) ? (((((-16) < 0 ) ? -(-16) : (-16)))) : (var_1_23))) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=0, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=2, var_1_42=128, var_1_43=17, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_8=3, var_1_9=-50] [L93] signed long int stepLocal_0 = last_1_var_1_9; VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_0=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=0, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=2, var_1_42=128, var_1_43=17, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_8=3, var_1_9=-50] [L94] COND FALSE !(stepLocal_0 < last_1_var_1_9) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=0, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=2, var_1_42=128, var_1_43=17, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_8=3, var_1_9=-50] [L97] var_1_21 = var_1_6 [L98] var_1_22 = var_1_23 VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=0, var_1_22=17, var_1_23=17, var_1_24=0, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=2, var_1_42=128, var_1_43=17, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_8=3, var_1_9=-50] [L99] COND FALSE !((var_1_21 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_4) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=0, var_1_22=17, var_1_23=17, var_1_24=0, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=2, var_1_42=128, var_1_43=17, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_8=3, var_1_9=-50] [L102] unsigned long int stepLocal_4 = 4256310412u - 128u; VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_4=4256310284, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=0, var_1_22=17, var_1_23=17, var_1_24=0, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=2, var_1_42=128, var_1_43=17, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_8=3, var_1_9=-50] [L103] COND FALSE !(var_1_4 >= stepLocal_4) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=0, var_1_22=17, var_1_23=17, var_1_24=0, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=2, var_1_42=128, var_1_43=17, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_8=3, var_1_9=-50] [L106] signed long int stepLocal_3 = var_1_9; [L107] unsigned long int stepLocal_2 = (((var_1_21) > (var_1_5)) ? (var_1_21) : (var_1_5)); VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_2=50, stepLocal_3=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=0, var_1_22=17, var_1_23=17, var_1_24=0, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=2, var_1_42=128, var_1_43=17, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_8=3, var_1_9=-50] [L108] EXPR var_1_21 ^ 4u VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_2=50, stepLocal_3=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=0, var_1_22=17, var_1_23=17, var_1_24=0, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=2, var_1_42=128, var_1_43=17, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=79/5, var_1_8=3, var_1_9=-50] [L108] unsigned long int stepLocal_1 = var_1_21 ^ 4u; [L109] COND FALSE !(var_1_9 <= stepLocal_2) [L118] var_1_7 = var_1_8 VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_1=4, stepLocal_3=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=0, var_1_22=17, var_1_23=17, var_1_24=0, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=2, var_1_42=128, var_1_43=17, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=3, var_1_8=3, var_1_9=-50] [L120] COND FALSE !(var_1_21 >= (var_1_14 - ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))))) [L127] var_1_13 = var_1_18 VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_1=4, stepLocal_3=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=0, var_1_22=17, var_1_23=17, var_1_24=0, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=2, var_1_42=128, var_1_43=17, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=3, var_1_8=3, var_1_9=-50] [L129] signed long int stepLocal_5 = (var_1_22 / 2) / var_1_20; VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_1=4, stepLocal_3=-50, stepLocal_5=1, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=0, var_1_22=17, var_1_23=17, var_1_24=0, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=2, var_1_42=128, var_1_43=17, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=3, var_1_8=3, var_1_9=-50] [L130] COND TRUE stepLocal_5 >= (~ 100) VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_1=4, stepLocal_3=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=8, var_1_21=0, var_1_22=17, var_1_23=17, var_1_24=0, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=2, var_1_42=128, var_1_43=17, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=3, var_1_8=3, var_1_9=-50] [L131] COND TRUE \read(var_1_13) [L132] var_1_19 = (var_1_17 && var_1_18) VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_1=4, stepLocal_3=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=17/2, var_1_20=8, var_1_21=0, var_1_22=17, var_1_23=17, var_1_24=0, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=2, var_1_42=128, var_1_43=17, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=3, var_1_8=3, var_1_9=-50] [L194] RET step() [L195] CALL, EXPR property() [L185] EXPR ((((var_1_21 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_4) ? (var_1_1 == ((double) (8.8 - 255.2))) : 1) && ((last_1_var_1_9 < last_1_var_1_9) ? (var_1_4 == ((unsigned long int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) : 1)) && ((var_1_9 <= ((((var_1_21) > (var_1_5)) ? (var_1_21) : (var_1_5)))) ? ((var_1_9 < var_1_5) ? ((var_1_9 >= (var_1_21 ^ 4u)) ? (var_1_7 == ((float) var_1_8)) : 1) : (var_1_7 == ((float) var_1_8))) : (var_1_7 == ((float) var_1_8))) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=17/2, var_1_20=8, var_1_21=0, var_1_22=17, var_1_23=17, var_1_24=0, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=2, var_1_42=128, var_1_43=17, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=3, var_1_8=3, var_1_9=-50] [L185] EXPR (var_1_9 <= ((((var_1_21) > (var_1_5)) ? (var_1_21) : (var_1_5)))) ? ((var_1_9 < var_1_5) ? ((var_1_9 >= (var_1_21 ^ 4u)) ? (var_1_7 == ((float) var_1_8)) : 1) : (var_1_7 == ((float) var_1_8))) : (var_1_7 == ((float) var_1_8)) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=17/2, var_1_20=8, var_1_21=0, var_1_22=17, var_1_23=17, var_1_24=0, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=2, var_1_42=128, var_1_43=17, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=3, var_1_8=3, var_1_9=-50] [L185] EXPR ((((var_1_21 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_4) ? (var_1_1 == ((double) (8.8 - 255.2))) : 1) && ((last_1_var_1_9 < last_1_var_1_9) ? (var_1_4 == ((unsigned long int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) : 1)) && ((var_1_9 <= ((((var_1_21) > (var_1_5)) ? (var_1_21) : (var_1_5)))) ? ((var_1_9 < var_1_5) ? ((var_1_9 >= (var_1_21 ^ 4u)) ? (var_1_7 == ((float) var_1_8)) : 1) : (var_1_7 == ((float) var_1_8))) : (var_1_7 == ((float) var_1_8))) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=17/2, var_1_20=8, var_1_21=0, var_1_22=17, var_1_23=17, var_1_24=0, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=2, var_1_42=128, var_1_43=17, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=3, var_1_8=3, var_1_9=-50] [L185-L186] return (((((((((var_1_21 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_4) ? (var_1_1 == ((double) (8.8 - 255.2))) : 1) && ((last_1_var_1_9 < last_1_var_1_9) ? (var_1_4 == ((unsigned long int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) : 1)) && ((var_1_9 <= ((((var_1_21) > (var_1_5)) ? (var_1_21) : (var_1_5)))) ? ((var_1_9 < var_1_5) ? ((var_1_9 >= (var_1_21 ^ 4u)) ? (var_1_7 == ((float) var_1_8)) : 1) : (var_1_7 == ((float) var_1_8))) : (var_1_7 == ((float) var_1_8)))) && ((var_1_4 >= (4256310412u - 128u)) ? (var_1_9 == ((signed long int) (((((var_1_22 + var_1_22) < 0 ) ? -(var_1_22 + var_1_22) : (var_1_22 + var_1_22))) + var_1_22))) : 1)) && ((var_1_21 >= (var_1_14 - ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))))) ? ((var_1_16 < var_1_9) ? (var_1_13 == ((unsigned char) var_1_17)) : (var_1_13 == ((unsigned char) var_1_17))) : (var_1_13 == ((unsigned char) var_1_18)))) && ((((var_1_22 / 2) / var_1_20) >= (~ 100)) ? (var_1_13 ? (var_1_19 == ((unsigned char) (var_1_17 && var_1_18))) : 1) : (var_1_17 ? (var_1_19 == ((unsigned char) var_1_18)) : (var_1_19 == ((unsigned char) var_1_18))))) && (var_1_21 == ((unsigned long int) var_1_6))) && (var_1_22 == ((signed char) var_1_23)) ; [L195] RET, EXPR property() [L195] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=17/2, var_1_20=8, var_1_21=0, var_1_22=17, var_1_23=17, var_1_24=0, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=2, var_1_42=128, var_1_43=17, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=3, var_1_8=3, var_1_9=-50] [L19] reach_error() VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967296, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=17/2, var_1_20=8, var_1_21=0, var_1_22=17, var_1_23=17, var_1_24=0, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=2, var_1_42=128, var_1_43=17, var_1_4=1, var_1_5=50, var_1_6=0, var_1_7=3, var_1_8=3, var_1_9=-50] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 102 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 19.6s, OverallIterations: 10, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1888 SdHoareTripleChecker+Valid, 3.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1870 mSDsluCounter, 3874 SdHoareTripleChecker+Invalid, 2.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2420 mSDsCounter, 330 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2199 IncrementalHoareTripleChecker+Invalid, 2529 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 330 mSolverCounterUnsat, 1454 mSDtfsCounter, 2199 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 985 GetRequests, 883 SyntacticMatches, 0 SemanticMatches, 102 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 746 ImplicationChecksByTransitivity, 6.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=320occurred in iteration=7, InterpolantAutomatonStates: 99, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 378 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 10.8s InterpolantComputationTime, 2497 NumberOfCodeBlocks, 2497 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1814 ConstructedInterpolants, 1 QuantifiedInterpolants, 6364 SizeOfPredicates, 15 NumberOfNonLiveVariables, 1548 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 11 InterpolantComputations, 6 PerfectInterpolantSequences, 11951/12144 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 [2024-12-02 06:25:00,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1 --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 7014f5cf86bf85960587729bb0a84b56b2d8b79500e75091317911ebcbd2002f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 06:25:02,438 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 06:25:02,541 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 06:25:02,549 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 06:25:02,549 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 06:25:02,579 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 06:25:02,580 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 06:25:02,580 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 06:25:02,581 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 06:25:02,581 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 06:25:02,581 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 06:25:02,581 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 06:25:02,582 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 06:25:02,582 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 06:25:02,582 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 06:25:02,582 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 06:25:02,582 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 06:25:02,582 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 06:25:02,583 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 06:25:02,583 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 06:25:02,583 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 06:25:02,583 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 06:25:02,584 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 06:25:02,584 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 06:25:02,584 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 06:25:02,584 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 06:25:02,584 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 06:25:02,584 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 06:25:02,584 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 06:25:02,584 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 06:25:02,585 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 06:25:02,585 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:25:02,585 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:25:02,585 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:25:02,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:25:02,585 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 06:25:02,585 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:25:02,585 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:25:02,585 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:25:02,586 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:25:02,586 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 06:25:02,586 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 06:25:02,586 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 06:25:02,586 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 06:25:02,586 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 06:25:02,586 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 06:25:02,586 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 06:25:02,586 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 06:25:02,586 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 06:25:02,586 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 06:25:02,586 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_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1 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 -> 7014f5cf86bf85960587729bb0a84b56b2d8b79500e75091317911ebcbd2002f [2024-12-02 06:25:02,887 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 06:25:02,896 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 06:25:02,899 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 06:25:02,900 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 06:25:02,901 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 06:25:02,903 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i [2024-12-02 06:25:06,211 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/data/fe9146889/42f5a971f82c4aebab8144a8cb299f28/FLAGc540c9147 [2024-12-02 06:25:06,436 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 06:25:06,437 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i [2024-12-02 06:25:06,446 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/data/fe9146889/42f5a971f82c4aebab8144a8cb299f28/FLAGc540c9147 [2024-12-02 06:25:06,458 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/data/fe9146889/42f5a971f82c4aebab8144a8cb299f28 [2024-12-02 06:25:06,460 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 06:25:06,461 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 06:25:06,462 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 06:25:06,462 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 06:25:06,465 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 06:25:06,466 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:25:06" (1/1) ... [2024-12-02 06:25:06,466 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39f0baae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:25:06, skipping insertion in model container [2024-12-02 06:25:06,466 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:25:06" (1/1) ... [2024-12-02 06:25:06,482 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 06:25:06,590 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_603069d7-82fd-4ee5-aae5-64a2e800fc8d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i[919,932] [2024-12-02 06:25:06,648 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:25:06,661 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 06:25:06,670 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_603069d7-82fd-4ee5-aae5-64a2e800fc8d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i[919,932] [2024-12-02 06:25:06,702 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:25:06,717 INFO L204 MainTranslator]: Completed translation [2024-12-02 06:25:06,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:25:06 WrapperNode [2024-12-02 06:25:06,718 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 06:25:06,719 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 06:25:06,719 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 06:25:06,719 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 06:25:06,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:25:06" (1/1) ... [2024-12-02 06:25:06,732 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:25:06" (1/1) ... [2024-12-02 06:25:06,754 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 181 [2024-12-02 06:25:06,755 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 06:25:06,755 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 06:25:06,755 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 06:25:06,755 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 06:25:06,764 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:25:06" (1/1) ... [2024-12-02 06:25:06,765 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:25:06" (1/1) ... [2024-12-02 06:25:06,768 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:25:06" (1/1) ... [2024-12-02 06:25:06,777 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]. [2024-12-02 06:25:06,777 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:25:06" (1/1) ... [2024-12-02 06:25:06,777 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:25:06" (1/1) ... [2024-12-02 06:25:06,786 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:25:06" (1/1) ... [2024-12-02 06:25:06,787 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:25:06" (1/1) ... [2024-12-02 06:25:06,791 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:25:06" (1/1) ... [2024-12-02 06:25:06,793 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:25:06" (1/1) ... [2024-12-02 06:25:06,795 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:25:06" (1/1) ... [2024-12-02 06:25:06,798 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 06:25:06,799 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 06:25:06,799 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 06:25:06,799 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 06:25:06,800 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:25:06" (1/1) ... [2024-12-02 06:25:06,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:25:06,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:25:06,829 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 06:25:06,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 06:25:06,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 06:25:06,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 06:25:06,854 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 06:25:06,854 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 06:25:06,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 06:25:06,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 06:25:06,917 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 06:25:06,918 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 06:25:07,677 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-12-02 06:25:07,677 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 06:25:07,686 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 06:25:07,687 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 06:25:07,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:25:07 BoogieIcfgContainer [2024-12-02 06:25:07,687 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 06:25:07,689 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 06:25:07,689 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 06:25:07,693 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 06:25:07,694 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:25:06" (1/3) ... [2024-12-02 06:25:07,694 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f31b412 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:25:07, skipping insertion in model container [2024-12-02 06:25:07,694 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:25:06" (2/3) ... [2024-12-02 06:25:07,695 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f31b412 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:25:07, skipping insertion in model container [2024-12-02 06:25:07,695 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:25:07" (3/3) ... [2024-12-02 06:25:07,696 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i [2024-12-02 06:25:07,711 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 06:25:07,714 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i that has 2 procedures, 84 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 06:25:07,762 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 06:25:07,771 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;@5f9e442a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 06:25:07,771 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 06:25:07,775 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 57 states have (on average 1.4912280701754386) internal successors, (85), 58 states have internal predecessors, (85), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-12-02 06:25:07,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-12-02 06:25:07,786 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:07,786 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:07,787 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:25:07,791 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:07,792 INFO L85 PathProgramCache]: Analyzing trace with hash -2101057650, now seen corresponding path program 1 times [2024-12-02 06:25:07,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 06:25:07,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1431560142] [2024-12-02 06:25:07,802 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:07,802 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 [2024-12-02 06:25:07,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 06:25:07,804 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 06:25:07,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 06:25:08,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:08,146 INFO L256 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 06:25:08,155 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:25:08,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 454 proven. 0 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2024-12-02 06:25:08,190 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 06:25:08,191 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 06:25:08,191 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1431560142] [2024-12-02 06:25:08,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1431560142] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:08,191 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:08,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 06:25:08,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217719243] [2024-12-02 06:25:08,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:08,197 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 06:25:08,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 06:25:08,211 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 06:25:08,212 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 06:25:08,213 INFO L87 Difference]: Start difference. First operand has 84 states, 57 states have (on average 1.4912280701754386) internal successors, (85), 58 states have internal predecessors, (85), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 06:25:08,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:08,239 INFO L93 Difference]: Finished difference Result 161 states and 284 transitions. [2024-12-02 06:25:08,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 06:25:08,241 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 161 [2024-12-02 06:25:08,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:08,246 INFO L225 Difference]: With dead ends: 161 [2024-12-02 06:25:08,246 INFO L226 Difference]: Without dead ends: 80 [2024-12-02 06:25:08,250 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 06:25:08,252 INFO L435 NwaCegarLoop]: 126 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, 126 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 [2024-12-02 06:25:08,253 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 06:25:08,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2024-12-02 06:25:08,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2024-12-02 06:25:08,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 54 states have internal predecessors, (78), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-12-02 06:25:08,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 126 transitions. [2024-12-02 06:25:08,296 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 126 transitions. Word has length 161 [2024-12-02 06:25:08,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:08,297 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 126 transitions. [2024-12-02 06:25:08,297 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 06:25:08,297 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 126 transitions. [2024-12-02 06:25:08,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-12-02 06:25:08,300 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:08,300 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:08,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 06:25:08,501 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 06:25:08,501 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:25:08,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:08,502 INFO L85 PathProgramCache]: Analyzing trace with hash -1467845302, now seen corresponding path program 1 times [2024-12-02 06:25:08,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 06:25:08,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1659379687] [2024-12-02 06:25:08,503 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:08,503 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 [2024-12-02 06:25:08,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 06:25:08,505 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 06:25:08,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 06:25:08,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:08,883 INFO L256 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 06:25:08,888 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:25:09,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-12-02 06:25:09,477 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 06:25:09,477 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 06:25:09,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1659379687] [2024-12-02 06:25:09,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1659379687] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:09,477 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:09,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 06:25:09,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427520358] [2024-12-02 06:25:09,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:09,479 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 06:25:09,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 06:25:09,480 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 06:25:09,480 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 06:25:09,480 INFO L87 Difference]: Start difference. First operand 80 states and 126 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-12-02 06:25:09,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:09,715 INFO L93 Difference]: Finished difference Result 234 states and 372 transitions. [2024-12-02 06:25:09,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 06:25:09,716 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 161 [2024-12-02 06:25:09,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:09,719 INFO L225 Difference]: With dead ends: 234 [2024-12-02 06:25:09,719 INFO L226 Difference]: Without dead ends: 157 [2024-12-02 06:25:09,720 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 06:25:09,721 INFO L435 NwaCegarLoop]: 112 mSDtfsCounter, 50 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 219 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:09,721 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 219 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 06:25:09,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2024-12-02 06:25:09,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 155. [2024-12-02 06:25:09,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 104 states have (on average 1.4519230769230769) internal successors, (151), 104 states have internal predecessors, (151), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-12-02 06:25:09,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 247 transitions. [2024-12-02 06:25:09,752 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 247 transitions. Word has length 161 [2024-12-02 06:25:09,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:09,753 INFO L471 AbstractCegarLoop]: Abstraction has 155 states and 247 transitions. [2024-12-02 06:25:09,753 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-12-02 06:25:09,753 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 247 transitions. [2024-12-02 06:25:09,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-12-02 06:25:09,756 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:09,756 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:09,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 06:25:09,956 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 06:25:09,957 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:25:09,957 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:09,957 INFO L85 PathProgramCache]: Analyzing trace with hash 832977288, now seen corresponding path program 1 times [2024-12-02 06:25:09,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 06:25:09,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [171994024] [2024-12-02 06:25:09,958 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:09,958 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 [2024-12-02 06:25:09,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 06:25:09,959 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 06:25:09,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 06:25:10,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:10,260 INFO L256 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 06:25:10,264 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:25:10,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-12-02 06:25:10,752 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 06:25:10,752 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 06:25:10,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [171994024] [2024-12-02 06:25:10,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [171994024] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:10,752 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:10,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 06:25:10,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661469750] [2024-12-02 06:25:10,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:10,753 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 06:25:10,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 06:25:10,755 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 06:25:10,755 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 06:25:10,755 INFO L87 Difference]: Start difference. First operand 155 states and 247 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-12-02 06:25:11,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:11,554 INFO L93 Difference]: Finished difference Result 326 states and 517 transitions. [2024-12-02 06:25:11,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 06:25:11,563 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 161 [2024-12-02 06:25:11,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:11,565 INFO L225 Difference]: With dead ends: 326 [2024-12-02 06:25:11,565 INFO L226 Difference]: Without dead ends: 174 [2024-12-02 06:25:11,567 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-12-02 06:25:11,567 INFO L435 NwaCegarLoop]: 110 mSDtfsCounter, 145 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 394 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:11,568 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 394 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-12-02 06:25:11,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2024-12-02 06:25:11,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 155. [2024-12-02 06:25:11,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 104 states have (on average 1.4423076923076923) internal successors, (150), 104 states have internal predecessors, (150), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-12-02 06:25:11,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 246 transitions. [2024-12-02 06:25:11,599 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 246 transitions. Word has length 161 [2024-12-02 06:25:11,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:11,600 INFO L471 AbstractCegarLoop]: Abstraction has 155 states and 246 transitions. [2024-12-02 06:25:11,600 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-12-02 06:25:11,600 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 246 transitions. [2024-12-02 06:25:11,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-12-02 06:25:11,603 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:11,603 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:11,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-12-02 06:25:11,803 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 06:25:11,804 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:25:11,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:11,804 INFO L85 PathProgramCache]: Analyzing trace with hash -446886390, now seen corresponding path program 1 times [2024-12-02 06:25:11,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 06:25:11,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [380307160] [2024-12-02 06:25:11,805 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:11,805 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 [2024-12-02 06:25:11,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 06:25:11,807 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 06:25:11,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-12-02 06:25:12,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:12,212 INFO L256 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-02 06:25:12,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:25:14,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 563 proven. 39 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2024-12-02 06:25:14,074 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 06:25:14,660 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 06:25:14,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [380307160] [2024-12-02 06:25:14,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [380307160] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 06:25:14,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1858195393] [2024-12-02 06:25:14,660 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:14,660 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 06:25:14,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 06:25:14,662 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 06:25:14,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_603069d7-82fd-4ee5-aae5-64a2e800fc8d/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-02 06:25:15,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:15,757 INFO L256 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-12-02 06:25:15,763 INFO L279 TraceCheckSpWp]: Computing forward predicates...