./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.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_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 b61370fc7fa98f07668d2621ea789a0cd07fff9d4c2d86a60d46f3dd4727a286 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 14:49:49,441 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 14:49:49,494 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 14:49:49,499 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 14:49:49,499 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 14:49:49,520 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 14:49:49,521 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 14:49:49,521 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 14:49:49,521 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 14:49:49,521 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 14:49:49,521 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 14:49:49,522 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 14:49:49,522 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 14:49:49,522 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 14:49:49,522 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 14:49:49,522 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 14:49:49,522 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 14:49:49,522 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 14:49:49,522 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 14:49:49,523 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 14:49:49,523 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 14:49:49,523 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 14:49:49,523 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 14:49:49,523 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 14:49:49,523 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 14:49:49,523 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 14:49:49,523 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 14:49:49,523 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 14:49:49,523 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 14:49:49,523 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:49:49,523 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:49:49,524 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:49:49,524 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:49:49,524 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 14:49:49,524 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:49:49,524 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:49:49,524 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:49:49,524 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:49:49,524 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 14:49:49,524 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 14:49:49,524 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 14:49:49,524 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 14:49:49,524 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 14:49:49,525 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 14:49:49,525 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 14:49:49,525 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 14:49:49,525 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 14:49:49,525 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 14:49:49,525 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_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 -> b61370fc7fa98f07668d2621ea789a0cd07fff9d4c2d86a60d46f3dd4727a286 [2024-12-02 14:49:49,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 14:49:49,748 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 14:49:49,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 14:49:49,751 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 14:49:49,751 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 14:49:49,752 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i [2024-12-02 14:49:52,326 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/data/4433b0370/436b920f076e4916a033adc14a335de6/FLAG7d9891ca8 [2024-12-02 14:49:52,563 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 14:49:52,564 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i [2024-12-02 14:49:52,572 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/data/4433b0370/436b920f076e4916a033adc14a335de6/FLAG7d9891ca8 [2024-12-02 14:49:52,911 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/data/4433b0370/436b920f076e4916a033adc14a335de6 [2024-12-02 14:49:52,912 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 14:49:52,913 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 14:49:52,914 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 14:49:52,914 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 14:49:52,917 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 14:49:52,918 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:49:52" (1/1) ... [2024-12-02 14:49:52,918 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f364d81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:49:52, skipping insertion in model container [2024-12-02 14:49:52,918 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:49:52" (1/1) ... [2024-12-02 14:49:52,933 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 14:49:53,055 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_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i[919,932] [2024-12-02 14:49:53,116 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 14:49:53,126 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 14:49:53,135 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_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i[919,932] [2024-12-02 14:49:53,163 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 14:49:53,179 INFO L204 MainTranslator]: Completed translation [2024-12-02 14:49:53,179 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:49:53 WrapperNode [2024-12-02 14:49:53,179 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 14:49:53,180 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 14:49:53,180 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 14:49:53,180 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 14:49:53,186 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:49:53" (1/1) ... [2024-12-02 14:49:53,195 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:49:53" (1/1) ... [2024-12-02 14:49:53,226 INFO L138 Inliner]: procedures = 26, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 218 [2024-12-02 14:49:53,227 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 14:49:53,227 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 14:49:53,227 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 14:49:53,227 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 14:49:53,235 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:49:53" (1/1) ... [2024-12-02 14:49:53,235 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:49:53" (1/1) ... [2024-12-02 14:49:53,239 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:49:53" (1/1) ... [2024-12-02 14:49:53,254 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 14:49:53,254 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:49:53" (1/1) ... [2024-12-02 14:49:53,254 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:49:53" (1/1) ... [2024-12-02 14:49:53,262 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:49:53" (1/1) ... [2024-12-02 14:49:53,264 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:49:53" (1/1) ... [2024-12-02 14:49:53,268 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:49:53" (1/1) ... [2024-12-02 14:49:53,271 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:49:53" (1/1) ... [2024-12-02 14:49:53,272 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:49:53" (1/1) ... [2024-12-02 14:49:53,278 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 14:49:53,279 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 14:49:53,279 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 14:49:53,279 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 14:49:53,280 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:49:53" (1/1) ... [2024-12-02 14:49:53,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:49:53,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:49:53,304 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 14:49:53,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 14:49:53,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 14:49:53,327 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 14:49:53,327 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 14:49:53,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 14:49:53,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 14:49:53,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 14:49:53,397 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 14:49:53,399 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 14:49:53,754 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-12-02 14:49:53,755 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 14:49:53,771 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 14:49:53,771 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 14:49:53,771 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:49:53 BoogieIcfgContainer [2024-12-02 14:49:53,771 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 14:49:53,774 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 14:49:53,774 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 14:49:53,778 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 14:49:53,778 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:49:52" (1/3) ... [2024-12-02 14:49:53,778 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@aab9dbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:49:53, skipping insertion in model container [2024-12-02 14:49:53,779 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:49:53" (2/3) ... [2024-12-02 14:49:53,779 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@aab9dbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:49:53, skipping insertion in model container [2024-12-02 14:49:53,779 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:49:53" (3/3) ... [2024-12-02 14:49:53,780 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i [2024-12-02 14:49:53,793 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 14:49:53,796 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i that has 2 procedures, 97 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 14:49:53,844 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 14:49:53,855 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;@2d6f13d4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 14:49:53,855 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 14:49:53,858 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2024-12-02 14:49:53,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-12-02 14:49:53,872 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:49:53,873 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:49:53,873 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:49:53,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:49:53,878 INFO L85 PathProgramCache]: Analyzing trace with hash -1886477263, now seen corresponding path program 1 times [2024-12-02 14:49:53,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:49:53,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763694983] [2024-12-02 14:49:53,886 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:49:53,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:49:53,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:49:54,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 2312 trivial. 0 not checked. [2024-12-02 14:49:54,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:49:54,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763694983] [2024-12-02 14:49:54,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763694983] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 14:49:54,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1807556927] [2024-12-02 14:49:54,179 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:49:54,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:49:54,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:49:54,181 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 14:49:54,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 14:49:54,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:49:54,353 INFO L256 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 14:49:54,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:49:54,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 2312 trivial. 0 not checked. [2024-12-02 14:49:54,393 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 14:49:54,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1807556927] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:49:54,393 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 14:49:54,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 14:49:54,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865894363] [2024-12-02 14:49:54,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:49:54,400 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 14:49:54,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:49:54,414 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 14:49:54,414 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 14:49:54,416 INFO L87 Difference]: Start difference. First operand has 97 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) 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, (35), 2 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 2 states have call successors, (35) [2024-12-02 14:49:54,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:49:54,443 INFO L93 Difference]: Finished difference Result 187 states and 339 transitions. [2024-12-02 14:49:54,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 14:49:54,444 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, (35), 2 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 2 states have call successors, (35) Word has length 218 [2024-12-02 14:49:54,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:49:54,449 INFO L225 Difference]: With dead ends: 187 [2024-12-02 14:49:54,449 INFO L226 Difference]: Without dead ends: 93 [2024-12-02 14:49:54,452 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 219 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 14:49:54,454 INFO L435 NwaCegarLoop]: 147 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, 147 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 14:49:54,455 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 14:49:54,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2024-12-02 14:49:54,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2024-12-02 14:49:54,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 56 states have (on average 1.375) internal successors, (77), 56 states have internal predecessors, (77), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2024-12-02 14:49:54,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 147 transitions. [2024-12-02 14:49:54,510 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 147 transitions. Word has length 218 [2024-12-02 14:49:54,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:49:54,510 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 147 transitions. [2024-12-02 14:49:54,510 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, (35), 2 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 2 states have call successors, (35) [2024-12-02 14:49:54,511 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 147 transitions. [2024-12-02 14:49:54,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-12-02 14:49:54,515 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:49:54,515 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:49:54,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 14:49:54,715 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 14:49:54,716 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:49:54,716 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:49:54,716 INFO L85 PathProgramCache]: Analyzing trace with hash 654757714, now seen corresponding path program 1 times [2024-12-02 14:49:54,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:49:54,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593681586] [2024-12-02 14:49:54,717 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:49:54,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:49:54,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:49:55,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2024-12-02 14:49:55,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:49:55,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [593681586] [2024-12-02 14:49:55,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [593681586] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:49:55,663 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:49:55,663 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 14:49:55,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454410780] [2024-12-02 14:49:55,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:49:55,664 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 14:49:55,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:49:55,665 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 14:49:55,665 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 14:49:55,666 INFO L87 Difference]: Start difference. First operand 93 states and 147 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-12-02 14:49:56,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:49:56,113 INFO L93 Difference]: Finished difference Result 274 states and 436 transitions. [2024-12-02 14:49:56,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 14:49:56,114 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 219 [2024-12-02 14:49:56,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:49:56,117 INFO L225 Difference]: With dead ends: 274 [2024-12-02 14:49:56,117 INFO L226 Difference]: Without dead ends: 184 [2024-12-02 14:49:56,118 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 14:49:56,119 INFO L435 NwaCegarLoop]: 141 mSDtfsCounter, 80 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 474 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 14:49:56,119 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 474 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 14:49:56,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2024-12-02 14:49:56,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 154. [2024-12-02 14:49:56,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 81 states have (on average 1.2592592592592593) internal successors, (102), 81 states have internal predecessors, (102), 70 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2024-12-02 14:49:56,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 242 transitions. [2024-12-02 14:49:56,158 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 242 transitions. Word has length 219 [2024-12-02 14:49:56,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:49:56,159 INFO L471 AbstractCegarLoop]: Abstraction has 154 states and 242 transitions. [2024-12-02 14:49:56,159 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-12-02 14:49:56,160 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 242 transitions. [2024-12-02 14:49:56,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-12-02 14:49:56,163 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:49:56,163 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:49:56,163 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 14:49:56,164 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:49:56,164 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:49:56,164 INFO L85 PathProgramCache]: Analyzing trace with hash 1514747502, now seen corresponding path program 1 times [2024-12-02 14:49:56,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:49:56,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337149630] [2024-12-02 14:49:56,164 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:49:56,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:49:56,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:49:56,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2024-12-02 14:49:56,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:49:56,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337149630] [2024-12-02 14:49:56,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337149630] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:49:56,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:49:56,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 14:49:56,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139713051] [2024-12-02 14:49:56,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:49:56,280 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 14:49:56,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:49:56,281 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 14:49:56,281 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:49:56,281 INFO L87 Difference]: Start difference. First operand 154 states and 242 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, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-12-02 14:49:56,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:49:56,328 INFO L93 Difference]: Finished difference Result 311 states and 487 transitions. [2024-12-02 14:49:56,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 14:49:56,329 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, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 220 [2024-12-02 14:49:56,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:49:56,332 INFO L225 Difference]: With dead ends: 311 [2024-12-02 14:49:56,332 INFO L226 Difference]: Without dead ends: 221 [2024-12-02 14:49:56,333 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 14:49:56,334 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 86 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 14:49:56,334 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 287 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 14:49:56,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2024-12-02 14:49:56,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 218. [2024-12-02 14:49:56,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 124 states have (on average 1.2983870967741935) internal successors, (161), 125 states have internal predecessors, (161), 89 states have call successors, (89), 4 states have call predecessors, (89), 4 states have return successors, (89), 88 states have call predecessors, (89), 89 states have call successors, (89) [2024-12-02 14:49:56,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 339 transitions. [2024-12-02 14:49:56,382 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 339 transitions. Word has length 220 [2024-12-02 14:49:56,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:49:56,383 INFO L471 AbstractCegarLoop]: Abstraction has 218 states and 339 transitions. [2024-12-02 14:49:56,383 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, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-12-02 14:49:56,383 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 339 transitions. [2024-12-02 14:49:56,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-12-02 14:49:56,386 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:49:56,386 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:49:56,386 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 14:49:56,386 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:49:56,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:49:56,387 INFO L85 PathProgramCache]: Analyzing trace with hash -1962571344, now seen corresponding path program 1 times [2024-12-02 14:49:56,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:49:56,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955220478] [2024-12-02 14:49:56,387 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:49:56,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:49:56,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:49:57,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 30 proven. 168 refuted. 0 times theorem prover too weak. 2182 trivial. 0 not checked. [2024-12-02 14:49:57,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:49:57,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955220478] [2024-12-02 14:49:57,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955220478] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 14:49:57,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [78627690] [2024-12-02 14:49:57,268 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:49:57,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:49:57,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:49:57,270 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 14:49:57,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 14:49:57,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:49:57,427 INFO L256 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-02 14:49:57,433 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:49:57,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 718 proven. 84 refuted. 0 times theorem prover too weak. 1578 trivial. 0 not checked. [2024-12-02 14:49:57,817 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 14:49:58,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 18 proven. 84 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-12-02 14:49:58,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [78627690] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 14:49:58,192 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 14:49:58,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 7] total 17 [2024-12-02 14:49:58,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472580136] [2024-12-02 14:49:58,193 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 14:49:58,193 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-12-02 14:49:58,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:49:58,194 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-12-02 14:49:58,194 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=219, Unknown=0, NotChecked=0, Total=272 [2024-12-02 14:49:58,195 INFO L87 Difference]: Start difference. First operand 218 states and 339 transitions. Second operand has 17 states, 17 states have (on average 7.294117647058823) internal successors, (124), 17 states have internal predecessors, (124), 5 states have call successors, (92), 2 states have call predecessors, (92), 4 states have return successors, (94), 5 states have call predecessors, (94), 5 states have call successors, (94) [2024-12-02 14:50:00,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:50:00,534 INFO L93 Difference]: Finished difference Result 790 states and 1157 transitions. [2024-12-02 14:50:00,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-12-02 14:50:00,535 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 7.294117647058823) internal successors, (124), 17 states have internal predecessors, (124), 5 states have call successors, (92), 2 states have call predecessors, (92), 4 states have return successors, (94), 5 states have call predecessors, (94), 5 states have call successors, (94) Word has length 220 [2024-12-02 14:50:00,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:50:00,541 INFO L225 Difference]: With dead ends: 790 [2024-12-02 14:50:00,542 INFO L226 Difference]: Without dead ends: 640 [2024-12-02 14:50:00,543 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 502 GetRequests, 443 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 879 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=703, Invalid=2957, Unknown=0, NotChecked=0, Total=3660 [2024-12-02 14:50:00,544 INFO L435 NwaCegarLoop]: 168 mSDtfsCounter, 796 mSDsluCounter, 638 mSDsCounter, 0 mSdLazyCounter, 1620 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 801 SdHoareTripleChecker+Valid, 806 SdHoareTripleChecker+Invalid, 1850 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 1620 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 14:50:00,544 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [801 Valid, 806 Invalid, 1850 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 1620 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 14:50:00,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 640 states. [2024-12-02 14:50:00,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 640 to 473. [2024-12-02 14:50:00,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 473 states, 303 states have (on average 1.2871287128712872) internal successors, (390), 307 states have internal predecessors, (390), 147 states have call successors, (147), 22 states have call predecessors, (147), 22 states have return successors, (147), 143 states have call predecessors, (147), 147 states have call successors, (147) [2024-12-02 14:50:00,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 684 transitions. [2024-12-02 14:50:00,629 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 684 transitions. Word has length 220 [2024-12-02 14:50:00,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:50:00,630 INFO L471 AbstractCegarLoop]: Abstraction has 473 states and 684 transitions. [2024-12-02 14:50:00,630 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 7.294117647058823) internal successors, (124), 17 states have internal predecessors, (124), 5 states have call successors, (92), 2 states have call predecessors, (92), 4 states have return successors, (94), 5 states have call predecessors, (94), 5 states have call successors, (94) [2024-12-02 14:50:00,630 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 684 transitions. [2024-12-02 14:50:00,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-12-02 14:50:00,633 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:50:00,633 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:50:00,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-12-02 14:50:00,834 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:50:00,834 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:50:00,834 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:50:00,834 INFO L85 PathProgramCache]: Analyzing trace with hash -1704405906, now seen corresponding path program 1 times [2024-12-02 14:50:00,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:50:00,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792046251] [2024-12-02 14:50:00,835 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:50:00,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:50:00,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:50:01,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2024-12-02 14:50:01,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:50:01,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792046251] [2024-12-02 14:50:01,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792046251] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:50:01,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:50:01,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 14:50:01,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757102933] [2024-12-02 14:50:01,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:50:01,316 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 14:50:01,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:50:01,316 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 14:50:01,316 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-12-02 14:50:01,316 INFO L87 Difference]: Start difference. First operand 473 states and 684 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 2 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-12-02 14:50:01,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:50:01,723 INFO L93 Difference]: Finished difference Result 932 states and 1346 transitions. [2024-12-02 14:50:01,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 14:50:01,723 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 2 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 220 [2024-12-02 14:50:01,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:50:01,727 INFO L225 Difference]: With dead ends: 932 [2024-12-02 14:50:01,728 INFO L226 Difference]: Without dead ends: 535 [2024-12-02 14:50:01,729 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2024-12-02 14:50:01,730 INFO L435 NwaCegarLoop]: 185 mSDtfsCounter, 183 mSDsluCounter, 373 mSDsCounter, 0 mSdLazyCounter, 285 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 558 SdHoareTripleChecker+Invalid, 293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 285 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 14:50:01,730 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 558 Invalid, 293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 285 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 14:50:01,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 535 states. [2024-12-02 14:50:01,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 535 to 529. [2024-12-02 14:50:01,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 529 states, 352 states have (on average 1.3039772727272727) internal successors, (459), 358 states have internal predecessors, (459), 151 states have call successors, (151), 25 states have call predecessors, (151), 25 states have return successors, (151), 145 states have call predecessors, (151), 151 states have call successors, (151) [2024-12-02 14:50:01,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 529 states and 761 transitions. [2024-12-02 14:50:01,778 INFO L78 Accepts]: Start accepts. Automaton has 529 states and 761 transitions. Word has length 220 [2024-12-02 14:50:01,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:50:01,778 INFO L471 AbstractCegarLoop]: Abstraction has 529 states and 761 transitions. [2024-12-02 14:50:01,778 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 2 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-12-02 14:50:01,778 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 761 transitions. [2024-12-02 14:50:01,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2024-12-02 14:50:01,780 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:50:01,780 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:50:01,780 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 14:50:01,780 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:50:01,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:50:01,780 INFO L85 PathProgramCache]: Analyzing trace with hash 498016174, now seen corresponding path program 1 times [2024-12-02 14:50:01,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:50:01,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251779492] [2024-12-02 14:50:01,781 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:50:01,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:50:01,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:50:02,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2024-12-02 14:50:02,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:50:02,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251779492] [2024-12-02 14:50:02,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251779492] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:50:02,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:50:02,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 14:50:02,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367609786] [2024-12-02 14:50:02,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:50:02,226 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 14:50:02,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:50:02,226 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 14:50:02,226 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-12-02 14:50:02,227 INFO L87 Difference]: Start difference. First operand 529 states and 761 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-12-02 14:50:02,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:50:02,993 INFO L93 Difference]: Finished difference Result 1035 states and 1485 transitions. [2024-12-02 14:50:02,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 14:50:02,994 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 221 [2024-12-02 14:50:02,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:50:02,999 INFO L225 Difference]: With dead ends: 1035 [2024-12-02 14:50:02,999 INFO L226 Difference]: Without dead ends: 586 [2024-12-02 14:50:03,001 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2024-12-02 14:50:03,002 INFO L435 NwaCegarLoop]: 164 mSDtfsCounter, 203 mSDsluCounter, 323 mSDsCounter, 0 mSdLazyCounter, 422 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 203 SdHoareTripleChecker+Valid, 487 SdHoareTripleChecker+Invalid, 444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-12-02 14:50:03,002 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [203 Valid, 487 Invalid, 444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 422 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-12-02 14:50:03,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 586 states. [2024-12-02 14:50:03,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 586 to 538. [2024-12-02 14:50:03,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 538 states, 360 states have (on average 1.3055555555555556) internal successors, (470), 366 states have internal predecessors, (470), 151 states have call successors, (151), 26 states have call predecessors, (151), 26 states have return successors, (151), 145 states have call predecessors, (151), 151 states have call successors, (151) [2024-12-02 14:50:03,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 772 transitions. [2024-12-02 14:50:03,088 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 772 transitions. Word has length 221 [2024-12-02 14:50:03,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:50:03,089 INFO L471 AbstractCegarLoop]: Abstraction has 538 states and 772 transitions. [2024-12-02 14:50:03,089 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-12-02 14:50:03,089 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 772 transitions. [2024-12-02 14:50:03,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2024-12-02 14:50:03,091 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:50:03,091 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:50:03,091 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 14:50:03,091 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:50:03,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:50:03,091 INFO L85 PathProgramCache]: Analyzing trace with hash -945729699, now seen corresponding path program 1 times [2024-12-02 14:50:03,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:50:03,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915386337] [2024-12-02 14:50:03,092 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:50:03,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:50:03,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:50:03,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 78 proven. 24 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-12-02 14:50:03,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:50:03,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915386337] [2024-12-02 14:50:03,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915386337] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 14:50:03,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [382332380] [2024-12-02 14:50:03,428 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:50:03,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:50:03,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:50:03,430 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 14:50:03,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 14:50:03,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:50:03,577 INFO L256 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-02 14:50:03,581 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:50:03,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 918 proven. 24 refuted. 0 times theorem prover too weak. 1438 trivial. 0 not checked. [2024-12-02 14:50:03,714 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 14:50:03,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 78 proven. 24 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-12-02 14:50:03,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [382332380] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 14:50:03,958 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 14:50:03,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-12-02 14:50:03,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252950149] [2024-12-02 14:50:03,958 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 14:50:03,958 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 14:50:03,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:50:03,959 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 14:50:03,959 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 14:50:03,959 INFO L87 Difference]: Start difference. First operand 538 states and 772 transitions. Second operand has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-12-02 14:50:04,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:50:04,259 INFO L93 Difference]: Finished difference Result 1042 states and 1478 transitions. [2024-12-02 14:50:04,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 14:50:04,260 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 221 [2024-12-02 14:50:04,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:50:04,263 INFO L225 Difference]: With dead ends: 1042 [2024-12-02 14:50:04,263 INFO L226 Difference]: Without dead ends: 588 [2024-12-02 14:50:04,264 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 449 GetRequests, 439 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-12-02 14:50:04,265 INFO L435 NwaCegarLoop]: 105 mSDtfsCounter, 124 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 14:50:04,265 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 243 Invalid, 254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 14:50:04,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 588 states. [2024-12-02 14:50:04,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 588 to 550. [2024-12-02 14:50:04,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 550 states, 369 states have (on average 1.2628726287262872) internal successors, (466), 375 states have internal predecessors, (466), 151 states have call successors, (151), 29 states have call predecessors, (151), 29 states have return successors, (151), 145 states have call predecessors, (151), 151 states have call successors, (151) [2024-12-02 14:50:04,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 550 states and 768 transitions. [2024-12-02 14:50:04,317 INFO L78 Accepts]: Start accepts. Automaton has 550 states and 768 transitions. Word has length 221 [2024-12-02 14:50:04,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:50:04,318 INFO L471 AbstractCegarLoop]: Abstraction has 550 states and 768 transitions. [2024-12-02 14:50:04,318 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-12-02 14:50:04,318 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 768 transitions. [2024-12-02 14:50:04,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2024-12-02 14:50:04,320 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:50:04,320 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:50:04,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 14:50:04,520 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:50:04,520 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:50:04,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:50:04,521 INFO L85 PathProgramCache]: Analyzing trace with hash -943882657, now seen corresponding path program 1 times [2024-12-02 14:50:04,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:50:04,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479492597] [2024-12-02 14:50:04,521 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:50:04,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:50:04,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 14:50:04,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1065425683] [2024-12-02 14:50:04,637 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:50:04,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:50:04,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:50:04,639 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 14:50:04,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-02 14:50:04,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:50:04,828 INFO L256 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-02 14:50:04,833 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:50:06,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 633 proven. 327 refuted. 0 times theorem prover too weak. 1420 trivial. 0 not checked. [2024-12-02 14:50:06,404 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 14:50:08,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 36 proven. 165 refuted. 0 times theorem prover too weak. 2179 trivial. 0 not checked. [2024-12-02 14:50:08,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:50:08,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479492597] [2024-12-02 14:50:08,091 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-12-02 14:50:08,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1065425683] [2024-12-02 14:50:08,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1065425683] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 14:50:08,092 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 14:50:08,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 11] total 27 [2024-12-02 14:50:08,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913041420] [2024-12-02 14:50:08,092 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 14:50:08,093 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-12-02 14:50:08,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:50:08,093 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-12-02 14:50:08,094 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=174, Invalid=528, Unknown=0, NotChecked=0, Total=702 [2024-12-02 14:50:08,094 INFO L87 Difference]: Start difference. First operand 550 states and 768 transitions. Second operand has 27 states, 26 states have (on average 3.923076923076923) internal successors, (102), 25 states have internal predecessors, (102), 7 states have call successors, (66), 5 states have call predecessors, (66), 9 states have return successors, (67), 7 states have call predecessors, (67), 7 states have call successors, (67) [2024-12-02 14:50:17,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:50:17,267 INFO L93 Difference]: Finished difference Result 1680 states and 2221 transitions. [2024-12-02 14:50:17,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-12-02 14:50:17,267 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 3.923076923076923) internal successors, (102), 25 states have internal predecessors, (102), 7 states have call successors, (66), 5 states have call predecessors, (66), 9 states have return successors, (67), 7 states have call predecessors, (67), 7 states have call successors, (67) Word has length 221 [2024-12-02 14:50:17,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:50:17,274 INFO L225 Difference]: With dead ends: 1680 [2024-12-02 14:50:17,274 INFO L226 Difference]: Without dead ends: 1218 [2024-12-02 14:50:17,276 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 487 GetRequests, 419 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1424 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=1141, Invalid=3689, Unknown=0, NotChecked=0, Total=4830 [2024-12-02 14:50:17,277 INFO L435 NwaCegarLoop]: 97 mSDtfsCounter, 710 mSDsluCounter, 413 mSDsCounter, 0 mSdLazyCounter, 1203 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 718 SdHoareTripleChecker+Valid, 510 SdHoareTripleChecker+Invalid, 1353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2024-12-02 14:50:17,277 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [718 Valid, 510 Invalid, 1353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1203 Invalid, 0 Unknown, 0 Unchecked, 6.7s Time] [2024-12-02 14:50:17,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1218 states. [2024-12-02 14:50:17,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1218 to 518. [2024-12-02 14:50:17,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 518 states, 340 states have (on average 1.2352941176470589) internal successors, (420), 342 states have internal predecessors, (420), 143 states have call successors, (143), 34 states have call predecessors, (143), 34 states have return successors, (143), 141 states have call predecessors, (143), 143 states have call successors, (143) [2024-12-02 14:50:17,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 706 transitions. [2024-12-02 14:50:17,406 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 706 transitions. Word has length 221 [2024-12-02 14:50:17,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:50:17,406 INFO L471 AbstractCegarLoop]: Abstraction has 518 states and 706 transitions. [2024-12-02 14:50:17,407 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 3.923076923076923) internal successors, (102), 25 states have internal predecessors, (102), 7 states have call successors, (66), 5 states have call predecessors, (66), 9 states have return successors, (67), 7 states have call predecessors, (67), 7 states have call successors, (67) [2024-12-02 14:50:17,407 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 706 transitions. [2024-12-02 14:50:17,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-12-02 14:50:17,408 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:50:17,408 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:50:17,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-02 14:50:17,609 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:50:17,609 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:50:17,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:50:17,609 INFO L85 PathProgramCache]: Analyzing trace with hash -1706274788, now seen corresponding path program 1 times [2024-12-02 14:50:17,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:50:17,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532307654] [2024-12-02 14:50:17,610 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:50:17,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:50:17,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 14:50:17,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1986241875] [2024-12-02 14:50:17,738 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:50:17,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:50:17,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:50:17,740 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 14:50:17,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-12-02 14:50:17,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 14:50:17,998 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 14:50:18,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 14:50:18,438 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 14:50:18,439 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 14:50:18,439 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 14:50:18,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-12-02 14:50:18,641 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:50:18,643 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 14:50:18,754 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 14:50:18,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:50:18 BoogieIcfgContainer [2024-12-02 14:50:18,757 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 14:50:18,757 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 14:50:18,757 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 14:50:18,757 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 14:50:18,758 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:49:53" (3/4) ... [2024-12-02 14:50:18,760 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 14:50:18,761 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 14:50:18,762 INFO L158 Benchmark]: Toolchain (without parser) took 25848.40ms. Allocated memory was 117.4MB in the beginning and 327.2MB in the end (delta: 209.7MB). Free memory was 93.0MB in the beginning and 158.8MB in the end (delta: -65.8MB). Peak memory consumption was 140.6MB. Max. memory is 16.1GB. [2024-12-02 14:50:18,762 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 14:50:18,762 INFO L158 Benchmark]: CACSL2BoogieTranslator took 265.23ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 77.2MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 14:50:18,762 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.65ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 72.7MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 14:50:18,762 INFO L158 Benchmark]: Boogie Preprocessor took 50.99ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 66.6MB in the end (delta: 6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 14:50:18,763 INFO L158 Benchmark]: RCFGBuilder took 492.68ms. Allocated memory is still 117.4MB. Free memory was 66.6MB in the beginning and 91.4MB in the end (delta: -24.8MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2024-12-02 14:50:18,763 INFO L158 Benchmark]: TraceAbstraction took 24983.18ms. Allocated memory was 117.4MB in the beginning and 327.2MB in the end (delta: 209.7MB). Free memory was 90.3MB in the beginning and 158.9MB in the end (delta: -68.6MB). Peak memory consumption was 135.2MB. Max. memory is 16.1GB. [2024-12-02 14:50:18,763 INFO L158 Benchmark]: Witness Printer took 3.69ms. Allocated memory is still 327.2MB. Free memory was 158.9MB in the beginning and 158.8MB in the end (delta: 43.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 14:50:18,764 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 265.23ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 77.2MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.65ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 72.7MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.99ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 66.6MB in the end (delta: 6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 492.68ms. Allocated memory is still 117.4MB. Free memory was 66.6MB in the beginning and 91.4MB in the end (delta: -24.8MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. * TraceAbstraction took 24983.18ms. Allocated memory was 117.4MB in the beginning and 327.2MB in the end (delta: 209.7MB). Free memory was 90.3MB in the beginning and 158.9MB in the end (delta: -68.6MB). Peak memory consumption was 135.2MB. Max. memory is 16.1GB. * Witness Printer took 3.69ms. Allocated memory is still 327.2MB. Free memory was 158.9MB in the beginning and 158.8MB in the end (delta: 43.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 129, overapproximation of someBinaryFLOATComparisonOperation at line 128, overapproximation of someBinaryFLOATComparisonOperation at line 170, overapproximation of someBinaryFLOATComparisonOperation at line 162, overapproximation of someBinaryFLOATComparisonOperation at line 122, overapproximation of someBinaryFLOATComparisonOperation at line 160, overapproximation of someBinaryFLOATComparisonOperation at line 171, overapproximation of someBinaryFLOATComparisonOperation at line 208, overapproximation of someUnaryDOUBLEoperation at line 35, overapproximation of someBinaryDOUBLEComparisonOperation at line 208, overapproximation of someBinaryDOUBLEComparisonOperation at line 173. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 5; [L23] unsigned char var_1_5 = 128; [L24] unsigned char var_1_6 = 10; [L25] unsigned char var_1_7 = 0; [L26] signed long int var_1_8 = 128; [L27] signed long int var_1_9 = 1967984875; [L28] float var_1_10 = 256.625; [L29] float var_1_11 = 24.5; [L30] float var_1_12 = 999999.25; [L31] unsigned char var_1_13 = 1; [L32] unsigned char var_1_14 = 0; [L33] double var_1_15 = 127.3; [L34] float var_1_16 = 15.8; [L35] double var_1_17 = -0.4; [L36] unsigned long int var_1_18 = 8; [L37] unsigned long int var_1_19 = 2366774301; [L38] unsigned char var_1_20 = 0; [L39] signed short int var_1_21 = 5; [L40] signed char var_1_22 = 0; [L41] signed char var_1_23 = 2; [L42] unsigned char var_1_24 = 1; [L43] unsigned char var_1_26 = 1; [L44] unsigned char var_1_27 = 0; [L45] unsigned char var_1_28 = 0; [L46] signed long int var_1_29 = -128; [L47] signed short int var_1_35 = -50; [L48] unsigned long int var_1_36 = 4; [L49] unsigned short int var_1_40 = 16; [L50] unsigned short int var_1_43 = 48844; [L51] unsigned short int var_1_44 = 25575; [L52] unsigned short int var_1_45 = 10000; [L53] unsigned long int var_1_47 = 4; [L54] signed char var_1_48 = 2; [L55] signed char var_1_50 = -2; [L56] unsigned char last_1_var_1_1 = 5; [L57] unsigned long int last_1_var_1_18 = 8; [L58] signed char last_1_var_1_22 = 0; VAL [isInitial=0, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L212] isInitial = 1 [L213] FCALL initially() [L215] CALL updateLastVariables() [L203] last_1_var_1_1 = var_1_1 [L204] last_1_var_1_18 = var_1_18 [L205] last_1_var_1_22 = var_1_22 VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L215] RET updateLastVariables() [L216] CALL updateVariables() [L147] var_1_5 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_5 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L148] RET assume_abort_if_not(var_1_5 >= 127) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L149] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L149] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L150] var_1_6 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L151] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L152] CALL assume_abort_if_not(var_1_6 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L152] RET assume_abort_if_not(var_1_6 <= 64) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L153] var_1_7 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_8=128, var_1_9=1967984875] [L154] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_8=128, var_1_9=1967984875] [L155] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1967984875] [L155] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1967984875] [L156] var_1_9 = __VERIFIER_nondet_long() [L157] CALL assume_abort_if_not(var_1_9 >= 1073741822) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L157] RET assume_abort_if_not(var_1_9 >= 1073741822) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L158] CALL assume_abort_if_not(var_1_9 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L158] RET assume_abort_if_not(var_1_9 <= 2147483646) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L159] var_1_11 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L160] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L161] var_1_12 = __VERIFIER_nondet_float() [L162] CALL assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L162] RET assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L163] var_1_13 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L164] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L165] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L165] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L166] var_1_14 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L167] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L168] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L168] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L169] var_1_16 = __VERIFIER_nondet_float() [L170] CALL assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L170] RET assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L171] CALL assume_abort_if_not(var_1_16 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L171] RET assume_abort_if_not(var_1_16 != 0.0F) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L172] var_1_17 = __VERIFIER_nondet_double() [L173] CALL assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L173] RET assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L174] var_1_19 = __VERIFIER_nondet_ulong() [L175] CALL assume_abort_if_not(var_1_19 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L175] RET assume_abort_if_not(var_1_19 >= 2147483647) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L176] CALL assume_abort_if_not(var_1_19 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L176] RET assume_abort_if_not(var_1_19 <= 4294967294) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L177] var_1_20 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L178] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L179] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L179] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L180] var_1_23 = __VERIFIER_nondet_char() [L181] CALL assume_abort_if_not(var_1_23 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L181] RET assume_abort_if_not(var_1_23 >= -63) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L182] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L182] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L183] var_1_26 = __VERIFIER_nondet_uchar() [L184] CALL assume_abort_if_not(var_1_26 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L184] RET assume_abort_if_not(var_1_26 >= 1) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L185] CALL assume_abort_if_not(var_1_26 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L185] RET assume_abort_if_not(var_1_26 <= 1) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L186] var_1_27 = __VERIFIER_nondet_uchar() [L187] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L187] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L188] CALL assume_abort_if_not(var_1_27 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L188] RET assume_abort_if_not(var_1_27 <= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L189] var_1_28 = __VERIFIER_nondet_uchar() [L190] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L190] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L191] CALL assume_abort_if_not(var_1_28 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L191] RET assume_abort_if_not(var_1_28 <= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L192] var_1_43 = __VERIFIER_nondet_ushort() [L193] CALL assume_abort_if_not(var_1_43 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L193] RET assume_abort_if_not(var_1_43 >= 32767) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L194] CALL assume_abort_if_not(var_1_43 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L194] RET assume_abort_if_not(var_1_43 <= 65534) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L195] var_1_44 = __VERIFIER_nondet_ushort() [L196] CALL assume_abort_if_not(var_1_44 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L196] RET assume_abort_if_not(var_1_44 >= 16383) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L197] CALL assume_abort_if_not(var_1_44 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L197] RET assume_abort_if_not(var_1_44 <= 32767) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L198] var_1_45 = __VERIFIER_nondet_ushort() [L199] CALL assume_abort_if_not(var_1_45 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L199] RET assume_abort_if_not(var_1_45 >= 8191) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L200] CALL assume_abort_if_not(var_1_45 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L200] RET assume_abort_if_not(var_1_45 <= 16383) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L216] RET updateVariables() [L217] CALL step() [L62] unsigned char stepLocal_2 = var_1_9 >= last_1_var_1_22; [L63] signed long int stepLocal_1 = last_1_var_1_1; VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, stepLocal_1=5, stepLocal_2=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L64] COND FALSE !(stepLocal_1 > last_1_var_1_18) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, stepLocal_2=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L67] COND TRUE var_1_20 || stepLocal_2 [L68] var_1_18 = var_1_6 VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L73] COND TRUE last_1_var_1_1 > (var_1_18 * var_1_18) [L74] var_1_1 = (var_1_5 - (var_1_6 + var_1_7)) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L78] COND TRUE var_1_7 >= (~ ((((var_1_5) > (var_1_44)) ? (var_1_5) : (var_1_44)))) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L79] COND TRUE var_1_1 >= (~ var_1_22) [L80] var_1_47 = (var_1_44 + var_1_6) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L83] var_1_21 = ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L84] COND FALSE !((var_1_7 * var_1_21) < ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) [L91] var_1_29 = var_1_21 VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L93] COND FALSE !(var_1_6 > var_1_7) [L98] var_1_40 = (var_1_43 - (var_1_44 - (var_1_45 - var_1_6))) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=4, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L100] var_1_50 = var_1_6 [L101] unsigned char stepLocal_0 = var_1_6; VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, stepLocal_0=-255, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=4, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=2, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L102] COND TRUE (- var_1_18) > stepLocal_0 [L103] var_1_8 = ((var_1_9 - var_1_21) - var_1_5) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=4, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=2, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] [L105] COND FALSE !(var_1_7 < (var_1_18 / var_1_9)) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=4, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=2, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] [L108] COND TRUE (((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23))) / var_1_9) < var_1_18 [L109] var_1_36 = var_1_6 VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=1, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=2, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] [L112] var_1_48 = var_1_23 [L113] signed long int stepLocal_3 = var_1_8; VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, stepLocal_3=1073741505, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=1, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=1, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] [L114] COND FALSE !(var_1_18 == stepLocal_3) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=1, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=1, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] [L121] COND TRUE var_1_8 != ((((var_1_6) < (var_1_5)) ? (var_1_6) : (var_1_5))) [L122] var_1_10 = ((((var_1_11) > (var_1_12)) ? (var_1_11) : (var_1_12))) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=1, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=1, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] [L128] COND TRUE (var_1_12 / var_1_16) >= var_1_10 [L129] var_1_15 = (var_1_17 + 255.5) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=1, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=1, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] [L131] COND TRUE \read(var_1_20) [L132] var_1_24 = var_1_26 VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=1, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=1, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] [L140] COND TRUE var_1_6 < ((((var_1_8) > (var_1_7)) ? (var_1_8) : (var_1_7))) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=1, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=1, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] [L141] COND FALSE !(\read(var_1_27)) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=1, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=1, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] [L217] RET step() [L218] CALL, EXPR property() [L208-L209] return (((((((last_1_var_1_1 > (var_1_18 * var_1_18)) ? (var_1_1 == ((unsigned char) (var_1_5 - (var_1_6 + var_1_7)))) : (var_1_1 == ((unsigned char) ((((var_1_7) < ((((((16) < 0 ) ? -(16) : (16))) + var_1_6))) ? (var_1_7) : ((((((16) < 0 ) ? -(16) : (16))) + var_1_6))))))) && (((- var_1_18) > var_1_6) ? (var_1_8 == ((signed long int) ((var_1_9 - var_1_21) - var_1_5))) : 1)) && ((var_1_8 != ((((var_1_6) < (var_1_5)) ? (var_1_6) : (var_1_5)))) ? (var_1_10 == ((float) ((((var_1_11) > (var_1_12)) ? (var_1_11) : (var_1_12))))) : ((var_1_13 || var_1_14) ? (var_1_10 == ((float) var_1_11)) : 1))) && (((var_1_12 / var_1_16) >= var_1_10) ? (var_1_15 == ((double) (var_1_17 + 255.5))) : 1)) && ((last_1_var_1_1 > last_1_var_1_18) ? (var_1_18 == ((unsigned long int) ((((var_1_9) < ((var_1_19 - var_1_6))) ? (var_1_9) : ((var_1_19 - var_1_6)))))) : ((var_1_20 || (var_1_9 >= last_1_var_1_22)) ? (var_1_18 == ((unsigned long int) var_1_6)) : (var_1_18 == ((unsigned long int) var_1_7))))) && (var_1_21 == ((signed short int) ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))))) && ((var_1_18 == var_1_8) ? ((! var_1_20) ? (var_1_22 == ((signed char) ((((var_1_6) > ((5 - var_1_7))) ? (var_1_6) : ((5 - var_1_7)))))) : (var_1_22 == ((signed char) (var_1_7 + var_1_23)))) : 1) ; VAL [\result=0, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=1, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=1, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] [L218] RET, EXPR property() [L218] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=1, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=1, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] [L19] reach_error() VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=1, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=1, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 97 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 24.8s, OverallIterations: 9, TraceHistogramMax: 35, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 13.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2220 SdHoareTripleChecker+Valid, 9.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2182 mSDsluCounter, 3512 SdHoareTripleChecker+Invalid, 8.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2351 mSDsCounter, 581 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3840 IncrementalHoareTripleChecker+Invalid, 4421 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 581 mSolverCounterUnsat, 1161 mSDtfsCounter, 3840 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1692 GetRequests, 1537 SyntacticMatches, 1 SemanticMatches, 154 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2311 ImplicationChecksByTransitivity, 4.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=550occurred in iteration=7, InterpolantAutomatonStates: 136, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 8 MinimizatonAttempts, 992 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 7.3s InterpolantComputationTime, 3084 NumberOfCodeBlocks, 3084 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 3067 ConstructedInterpolants, 0 QuantifiedInterpolants, 11936 SizeOfPredicates, 19 NumberOfNonLiveVariables, 1997 ConjunctsInSsa, 44 ConjunctsInUnsatCore, 14 InterpolantComputations, 5 PerfectInterpolantSequences, 32352/33320 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 14:50:18,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 b61370fc7fa98f07668d2621ea789a0cd07fff9d4c2d86a60d46f3dd4727a286 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 14:50:20,666 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 14:50:20,745 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 14:50:20,751 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 14:50:20,752 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 14:50:20,774 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 14:50:20,775 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 14:50:20,775 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 14:50:20,775 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 14:50:20,775 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 14:50:20,776 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 14:50:20,776 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 14:50:20,776 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 14:50:20,776 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 14:50:20,776 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 14:50:20,776 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 14:50:20,776 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 14:50:20,776 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 14:50:20,777 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 14:50:20,777 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 14:50:20,777 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 14:50:20,777 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 14:50:20,777 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 14:50:20,777 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 14:50:20,777 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 14:50:20,777 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 14:50:20,777 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 14:50:20,777 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 14:50:20,777 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 14:50:20,777 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 14:50:20,777 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 14:50:20,778 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:50:20,778 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:50:20,778 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:50:20,778 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:50:20,778 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 14:50:20,778 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:50:20,779 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:50:20,779 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:50:20,779 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:50:20,779 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 14:50:20,779 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 14:50:20,779 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 14:50:20,779 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 14:50:20,779 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 14:50:20,779 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 14:50:20,779 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 14:50:20,779 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 14:50:20,779 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 14:50:20,780 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 14:50:20,780 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_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 -> b61370fc7fa98f07668d2621ea789a0cd07fff9d4c2d86a60d46f3dd4727a286 [2024-12-02 14:50:21,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 14:50:21,039 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 14:50:21,042 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 14:50:21,043 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 14:50:21,043 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 14:50:21,044 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i [2024-12-02 14:50:23,743 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/data/5ddbdab58/2b20b292bcc44ace8bfa98d3ac63ad5a/FLAG2e01a0e3d [2024-12-02 14:50:23,941 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 14:50:23,942 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i [2024-12-02 14:50:23,948 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/data/5ddbdab58/2b20b292bcc44ace8bfa98d3ac63ad5a/FLAG2e01a0e3d [2024-12-02 14:50:23,960 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/data/5ddbdab58/2b20b292bcc44ace8bfa98d3ac63ad5a [2024-12-02 14:50:23,962 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 14:50:23,963 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 14:50:23,964 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 14:50:23,965 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 14:50:23,968 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 14:50:23,968 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:50:23" (1/1) ... [2024-12-02 14:50:23,969 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d416576 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:50:23, skipping insertion in model container [2024-12-02 14:50:23,969 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:50:23" (1/1) ... [2024-12-02 14:50:23,988 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 14:50:24,101 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_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i[919,932] [2024-12-02 14:50:24,165 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 14:50:24,179 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 14:50:24,187 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_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i[919,932] [2024-12-02 14:50:24,222 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 14:50:24,238 INFO L204 MainTranslator]: Completed translation [2024-12-02 14:50:24,239 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:50:24 WrapperNode [2024-12-02 14:50:24,239 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 14:50:24,240 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 14:50:24,240 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 14:50:24,240 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 14:50:24,245 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:50:24" (1/1) ... [2024-12-02 14:50:24,254 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:50:24" (1/1) ... [2024-12-02 14:50:24,277 INFO L138 Inliner]: procedures = 27, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 216 [2024-12-02 14:50:24,277 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 14:50:24,278 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 14:50:24,278 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 14:50:24,278 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 14:50:24,287 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:50:24" (1/1) ... [2024-12-02 14:50:24,287 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:50:24" (1/1) ... [2024-12-02 14:50:24,291 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:50:24" (1/1) ... [2024-12-02 14:50:24,303 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 14:50:24,303 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:50:24" (1/1) ... [2024-12-02 14:50:24,303 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:50:24" (1/1) ... [2024-12-02 14:50:24,314 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:50:24" (1/1) ... [2024-12-02 14:50:24,315 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:50:24" (1/1) ... [2024-12-02 14:50:24,318 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:50:24" (1/1) ... [2024-12-02 14:50:24,320 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:50:24" (1/1) ... [2024-12-02 14:50:24,322 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:50:24" (1/1) ... [2024-12-02 14:50:24,325 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 14:50:24,326 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 14:50:24,326 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 14:50:24,326 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 14:50:24,327 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:50:24" (1/1) ... [2024-12-02 14:50:24,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:50:24,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:50:24,351 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 14:50:24,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 14:50:24,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 14:50:24,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 14:50:24,371 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 14:50:24,371 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 14:50:24,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 14:50:24,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 14:50:24,449 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 14:50:24,451 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 14:50:28,398 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-12-02 14:50:28,398 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 14:50:28,409 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 14:50:28,409 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 14:50:28,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:50:28 BoogieIcfgContainer [2024-12-02 14:50:28,410 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 14:50:28,412 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 14:50:28,412 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 14:50:28,418 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 14:50:28,418 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:50:23" (1/3) ... [2024-12-02 14:50:28,419 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6314bd7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:50:28, skipping insertion in model container [2024-12-02 14:50:28,419 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:50:24" (2/3) ... [2024-12-02 14:50:28,419 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6314bd7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:50:28, skipping insertion in model container [2024-12-02 14:50:28,419 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:50:28" (3/3) ... [2024-12-02 14:50:28,420 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i [2024-12-02 14:50:28,435 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 14:50:28,436 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i that has 2 procedures, 97 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 14:50:28,476 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 14:50:28,484 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;@22cd57ea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 14:50:28,485 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 14:50:28,488 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2024-12-02 14:50:28,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-12-02 14:50:28,500 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:50:28,501 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:50:28,501 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:50:28,504 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:50:28,505 INFO L85 PathProgramCache]: Analyzing trace with hash -1886477263, now seen corresponding path program 1 times [2024-12-02 14:50:28,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 14:50:28,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1027953350] [2024-12-02 14:50:28,514 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:50:28,514 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 14:50:28,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 14:50:28,516 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 14:50:28,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 14:50:28,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:50:28,980 INFO L256 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 14:50:28,989 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:50:29,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 824 proven. 0 refuted. 0 times theorem prover too weak. 1556 trivial. 0 not checked. [2024-12-02 14:50:29,032 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 14:50:29,032 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 14:50:29,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1027953350] [2024-12-02 14:50:29,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1027953350] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:50:29,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:50:29,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 14:50:29,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957021146] [2024-12-02 14:50:29,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:50:29,038 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 14:50:29,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 14:50:29,053 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 14:50:29,053 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 14:50:29,055 INFO L87 Difference]: Start difference. First operand has 97 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) 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, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-12-02 14:50:29,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:50:29,082 INFO L93 Difference]: Finished difference Result 187 states and 339 transitions. [2024-12-02 14:50:29,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 14:50:29,084 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, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 218 [2024-12-02 14:50:29,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:50:29,090 INFO L225 Difference]: With dead ends: 187 [2024-12-02 14:50:29,090 INFO L226 Difference]: Without dead ends: 93 [2024-12-02 14:50:29,093 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 217 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 14:50:29,096 INFO L435 NwaCegarLoop]: 147 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, 147 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 14:50:29,096 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 14:50:29,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2024-12-02 14:50:29,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2024-12-02 14:50:29,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 56 states have (on average 1.375) internal successors, (77), 56 states have internal predecessors, (77), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2024-12-02 14:50:29,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 147 transitions. [2024-12-02 14:50:29,133 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 147 transitions. Word has length 218 [2024-12-02 14:50:29,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:50:29,133 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 147 transitions. [2024-12-02 14:50:29,134 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, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-12-02 14:50:29,134 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 147 transitions. [2024-12-02 14:50:29,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-12-02 14:50:29,138 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:50:29,138 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:50:29,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 14:50:29,339 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 14:50:29,339 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:50:29,339 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:50:29,339 INFO L85 PathProgramCache]: Analyzing trace with hash 654757714, now seen corresponding path program 1 times [2024-12-02 14:50:29,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 14:50:29,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [783889577] [2024-12-02 14:50:29,340 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:50:29,340 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 14:50:29,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 14:50:29,342 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 14:50:29,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 14:50:29,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:50:29,823 INFO L256 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-02 14:50:29,830 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:50:32,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2024-12-02 14:50:32,772 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 14:50:32,772 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 14:50:32,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [783889577] [2024-12-02 14:50:32,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [783889577] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:50:32,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:50:32,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 14:50:32,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161460912] [2024-12-02 14:50:32,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:50:32,774 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 14:50:32,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 14:50:32,775 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 14:50:32,775 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 14:50:32,775 INFO L87 Difference]: Start difference. First operand 93 states and 147 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-12-02 14:50:35,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 14:50:37,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 14:50:37,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:50:37,034 INFO L93 Difference]: Finished difference Result 274 states and 436 transitions. [2024-12-02 14:50:37,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 14:50:37,053 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 219 [2024-12-02 14:50:37,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:50:37,057 INFO L225 Difference]: With dead ends: 274 [2024-12-02 14:50:37,057 INFO L226 Difference]: Without dead ends: 184 [2024-12-02 14:50:37,058 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 14:50:37,059 INFO L435 NwaCegarLoop]: 141 mSDtfsCounter, 77 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 474 SdHoareTripleChecker+Invalid, 179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:50:37,059 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 474 Invalid, 179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-12-02 14:50:37,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2024-12-02 14:50:37,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 154. [2024-12-02 14:50:37,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 81 states have (on average 1.2592592592592593) internal successors, (102), 81 states have internal predecessors, (102), 70 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2024-12-02 14:50:37,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 242 transitions. [2024-12-02 14:50:37,100 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 242 transitions. Word has length 219 [2024-12-02 14:50:37,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:50:37,101 INFO L471 AbstractCegarLoop]: Abstraction has 154 states and 242 transitions. [2024-12-02 14:50:37,101 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-12-02 14:50:37,101 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 242 transitions. [2024-12-02 14:50:37,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-12-02 14:50:37,105 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:50:37,105 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:50:37,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 14:50:37,306 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 14:50:37,306 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:50:37,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:50:37,306 INFO L85 PathProgramCache]: Analyzing trace with hash 1514747502, now seen corresponding path program 1 times [2024-12-02 14:50:37,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 14:50:37,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1970350297] [2024-12-02 14:50:37,307 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:50:37,307 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 14:50:37,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 14:50:37,309 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 14:50:37,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 14:50:37,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:50:37,722 INFO L256 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-02 14:50:37,727 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:50:39,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 718 proven. 84 refuted. 0 times theorem prover too weak. 1578 trivial. 0 not checked. [2024-12-02 14:50:39,790 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 14:50:40,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 18 proven. 84 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-12-02 14:50:40,759 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 14:50:40,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1970350297] [2024-12-02 14:50:40,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1970350297] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 14:50:40,760 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 14:50:40,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 12 [2024-12-02 14:50:40,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446127891] [2024-12-02 14:50:40,760 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 14:50:40,761 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 14:50:40,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 14:50:40,762 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 14:50:40,762 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2024-12-02 14:50:40,762 INFO L87 Difference]: Start difference. First operand 154 states and 242 transitions. Second operand has 12 states, 12 states have (on average 7.166666666666667) internal successors, (86), 12 states have internal predecessors, (86), 4 states have call successors, (70), 3 states have call predecessors, (70), 5 states have return successors, (70), 4 states have call predecessors, (70), 4 states have call successors, (70) [2024-12-02 14:50:43,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 14:50:46,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 14:50:49,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 14:50:49,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:50:49,636 INFO L93 Difference]: Finished difference Result 430 states and 679 transitions. [2024-12-02 14:50:49,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-02 14:50:49,637 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.166666666666667) internal successors, (86), 12 states have internal predecessors, (86), 4 states have call successors, (70), 3 states have call predecessors, (70), 5 states have return successors, (70), 4 states have call predecessors, (70), 4 states have call successors, (70) Word has length 220 [2024-12-02 14:50:49,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:50:49,640 INFO L225 Difference]: With dead ends: 430 [2024-12-02 14:50:49,640 INFO L226 Difference]: Without dead ends: 340 [2024-12-02 14:50:49,640 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 449 GetRequests, 429 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=133, Invalid=329, Unknown=0, NotChecked=0, Total=462 [2024-12-02 14:50:49,641 INFO L435 NwaCegarLoop]: 132 mSDtfsCounter, 695 mSDsluCounter, 595 mSDsCounter, 0 mSdLazyCounter, 456 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 695 SdHoareTripleChecker+Valid, 727 SdHoareTripleChecker+Invalid, 622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2024-12-02 14:50:49,641 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [695 Valid, 727 Invalid, 622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 456 Invalid, 0 Unknown, 0 Unchecked, 8.5s Time] [2024-12-02 14:50:49,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2024-12-02 14:50:49,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 275. [2024-12-02 14:50:49,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 275 states, 157 states have (on average 1.2993630573248407) internal successors, (204), 158 states have internal predecessors, (204), 111 states have call successors, (111), 6 states have call predecessors, (111), 6 states have return successors, (111), 110 states have call predecessors, (111), 111 states have call successors, (111) [2024-12-02 14:50:49,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 426 transitions. [2024-12-02 14:50:49,701 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 426 transitions. Word has length 220 [2024-12-02 14:50:49,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:50:49,702 INFO L471 AbstractCegarLoop]: Abstraction has 275 states and 426 transitions. [2024-12-02 14:50:49,702 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.166666666666667) internal successors, (86), 12 states have internal predecessors, (86), 4 states have call successors, (70), 3 states have call predecessors, (70), 5 states have return successors, (70), 4 states have call predecessors, (70), 4 states have call successors, (70) [2024-12-02 14:50:49,702 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 426 transitions. [2024-12-02 14:50:49,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-12-02 14:50:49,705 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:50:49,706 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:50:49,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 14:50:49,906 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 14:50:49,906 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:50:49,907 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:50:49,907 INFO L85 PathProgramCache]: Analyzing trace with hash -1962571344, now seen corresponding path program 1 times [2024-12-02 14:50:49,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 14:50:49,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2058255576] [2024-12-02 14:50:49,907 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:50:49,907 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 14:50:49,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 14:50:49,909 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 14:50:49,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 14:50:50,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:50:50,351 INFO L256 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-02 14:50:50,356 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:50:55,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 513 proven. 348 refuted. 0 times theorem prover too weak. 1519 trivial. 0 not checked. [2024-12-02 14:50:55,811 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 14:51:00,863 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 14:51:00,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2058255576] [2024-12-02 14:51:00,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2058255576] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 14:51:00,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1540685340] [2024-12-02 14:51:00,864 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:51:00,864 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 14:51:00,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 14:51:00,866 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 14:51:00,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-02 14:51:02,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:51:02,826 INFO L256 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-02 14:51:02,831 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:51:14,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 513 proven. 348 refuted. 0 times theorem prover too weak. 1519 trivial. 0 not checked. [2024-12-02 14:51:14,610 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 14:51:24,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 18 proven. 84 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-12-02 14:51:24,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1540685340] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 14:51:24,456 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 14:51:24,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 20, 11] total 46 [2024-12-02 14:51:24,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420226069] [2024-12-02 14:51:24,456 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 14:51:24,457 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-12-02 14:51:24,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 14:51:24,458 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-12-02 14:51:24,459 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=419, Invalid=2131, Unknown=0, NotChecked=0, Total=2550 [2024-12-02 14:51:24,459 INFO L87 Difference]: Start difference. First operand 275 states and 426 transitions. Second operand has 46 states, 46 states have (on average 3.6956521739130435) internal successors, (170), 46 states have internal predecessors, (170), 11 states have call successors, (104), 10 states have call predecessors, (104), 16 states have return successors, (105), 10 states have call predecessors, (105), 11 states have call successors, (105) [2024-12-02 14:51:45,464 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-02 14:51:47,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-02 14:52:26,966 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-02 14:52:28,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-02 14:52:30,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-02 14:52:33,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.66s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-02 14:52:35,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-02 14:52:39,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:52:39,427 INFO L93 Difference]: Finished difference Result 1508 states and 2169 transitions. [2024-12-02 14:52:39,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2024-12-02 14:52:39,430 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 46 states have (on average 3.6956521739130435) internal successors, (170), 46 states have internal predecessors, (170), 11 states have call successors, (104), 10 states have call predecessors, (104), 16 states have return successors, (105), 10 states have call predecessors, (105), 11 states have call successors, (105) Word has length 220 [2024-12-02 14:52:39,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:52:39,438 INFO L225 Difference]: With dead ends: 1508 [2024-12-02 14:52:39,439 INFO L226 Difference]: Without dead ends: 1301 [2024-12-02 14:52:39,443 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 805 GetRequests, 641 SyntacticMatches, 0 SemanticMatches, 164 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9938 ImplicationChecksByTransitivity, 57.4s TimeCoverageRelationStatistics Valid=3862, Invalid=23528, Unknown=0, NotChecked=0, Total=27390 [2024-12-02 14:52:39,444 INFO L435 NwaCegarLoop]: 119 mSDtfsCounter, 1754 mSDsluCounter, 1220 mSDsCounter, 0 mSdLazyCounter, 2542 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1755 SdHoareTripleChecker+Valid, 1339 SdHoareTripleChecker+Invalid, 2819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 2542 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.4s IncrementalHoareTripleChecker+Time [2024-12-02 14:52:39,444 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1755 Valid, 1339 Invalid, 2819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 2542 Invalid, 0 Unknown, 0 Unchecked, 33.4s Time] [2024-12-02 14:52:39,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1301 states. [2024-12-02 14:52:39,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1301 to 362. [2024-12-02 14:52:39,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 362 states, 238 states have (on average 1.2941176470588236) internal successors, (308), 238 states have internal predecessors, (308), 105 states have call successors, (105), 18 states have call predecessors, (105), 18 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2024-12-02 14:52:39,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 518 transitions. [2024-12-02 14:52:39,501 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 518 transitions. Word has length 220 [2024-12-02 14:52:39,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:52:39,501 INFO L471 AbstractCegarLoop]: Abstraction has 362 states and 518 transitions. [2024-12-02 14:52:39,501 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 3.6956521739130435) internal successors, (170), 46 states have internal predecessors, (170), 11 states have call successors, (104), 10 states have call predecessors, (104), 16 states have return successors, (105), 10 states have call predecessors, (105), 11 states have call successors, (105) [2024-12-02 14:52:39,501 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 518 transitions. [2024-12-02 14:52:39,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2024-12-02 14:52:39,503 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:52:39,503 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:52:39,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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)] Forceful destruction successful, exit code 0 [2024-12-02 14:52:39,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-02 14:52:39,903 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt [2024-12-02 14:52:39,904 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:52:39,904 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:52:39,904 INFO L85 PathProgramCache]: Analyzing trace with hash -1729051117, now seen corresponding path program 1 times [2024-12-02 14:52:39,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 14:52:39,905 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1236080168] [2024-12-02 14:52:39,905 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:52:39,905 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 14:52:39,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 14:52:39,906 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 14:52:39,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 (7)] Waiting until timeout for monitored process [2024-12-02 14:52:40,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:52:40,318 INFO L256 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-02 14:52:40,320 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:52:43,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 412 proven. 93 refuted. 0 times theorem prover too weak. 1875 trivial. 0 not checked. [2024-12-02 14:52:43,154 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 14:52:43,648 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 14:52:43,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1236080168] [2024-12-02 14:52:43,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1236080168] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 14:52:43,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [495786586] [2024-12-02 14:52:43,648 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:52:43,649 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 14:52:43,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 14:52:43,650 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 14:52:43,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-02 14:52:44,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:52:44,808 INFO L256 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 14:52:44,811 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:52:46,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2024-12-02 14:52:46,514 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 14:52:46,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [495786586] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:52:46,514 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 14:52:46,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 10 [2024-12-02 14:52:46,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397956717] [2024-12-02 14:52:46,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:52:46,514 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 14:52:46,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 14:52:46,515 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 14:52:46,515 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2024-12-02 14:52:46,515 INFO L87 Difference]: Start difference. First operand 362 states and 518 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-12-02 14:52:49,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-02 14:52:51,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:52:51,904 INFO L93 Difference]: Finished difference Result 879 states and 1270 transitions. [2024-12-02 14:52:51,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 14:52:51,905 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 221 [2024-12-02 14:52:51,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:52:51,908 INFO L225 Difference]: With dead ends: 879 [2024-12-02 14:52:51,908 INFO L226 Difference]: Without dead ends: 617 [2024-12-02 14:52:51,909 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 467 GetRequests, 452 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=71, Invalid=201, Unknown=0, NotChecked=0, Total=272 [2024-12-02 14:52:51,909 INFO L435 NwaCegarLoop]: 163 mSDtfsCounter, 253 mSDsluCounter, 763 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 253 SdHoareTripleChecker+Valid, 926 SdHoareTripleChecker+Invalid, 365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-12-02 14:52:51,909 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [253 Valid, 926 Invalid, 365 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2024-12-02 14:52:51,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 617 states. [2024-12-02 14:52:51,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 617 to 371. [2024-12-02 14:52:52,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 371 states, 247 states have (on average 1.2955465587044535) internal successors, (320), 247 states have internal predecessors, (320), 105 states have call successors, (105), 18 states have call predecessors, (105), 18 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2024-12-02 14:52:52,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 530 transitions. [2024-12-02 14:52:52,003 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 530 transitions. Word has length 221 [2024-12-02 14:52:52,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:52:52,003 INFO L471 AbstractCegarLoop]: Abstraction has 371 states and 530 transitions. [2024-12-02 14:52:52,004 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-12-02 14:52:52,004 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 530 transitions. [2024-12-02 14:52:52,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-12-02 14:52:52,005 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:52:52,005 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:52:52,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-02 14:52:52,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 (7)] Ended with exit code 0 [2024-12-02 14:52:52,406 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 14:52:52,406 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:52:52,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:52:52,407 INFO L85 PathProgramCache]: Analyzing trace with hash 677158649, now seen corresponding path program 1 times [2024-12-02 14:52:52,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 14:52:52,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [727187279] [2024-12-02 14:52:52,407 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:52:52,407 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 14:52:52,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 14:52:52,408 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 14:52:52,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 (9)] Waiting until timeout for monitored process [2024-12-02 14:52:52,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:52:52,816 INFO L256 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-02 14:52:52,819 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:52:55,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 412 proven. 93 refuted. 0 times theorem prover too weak. 1875 trivial. 0 not checked. [2024-12-02 14:52:55,934 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 14:53:00,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2024-12-02 14:53:00,736 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 14:53:00,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [727187279] [2024-12-02 14:53:00,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [727187279] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 14:53:00,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 14:53:00,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 13 [2024-12-02 14:53:00,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097747295] [2024-12-02 14:53:00,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:53:00,737 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 14:53:00,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 14:53:00,737 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 14:53:00,737 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2024-12-02 14:53:00,737 INFO L87 Difference]: Start difference. First operand 371 states and 530 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-12-02 14:53:08,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-12-02 14:53:13,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.76s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-12-02 14:53:14,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:53:14,877 INFO L93 Difference]: Finished difference Result 1114 states and 1613 transitions. [2024-12-02 14:53:14,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 14:53:14,884 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 222 [2024-12-02 14:53:14,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:53:14,888 INFO L225 Difference]: With dead ends: 1114 [2024-12-02 14:53:14,889 INFO L226 Difference]: Without dead ends: 852 [2024-12-02 14:53:14,889 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 442 GetRequests, 430 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2024-12-02 14:53:14,890 INFO L435 NwaCegarLoop]: 244 mSDtfsCounter, 305 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 305 SdHoareTripleChecker+Valid, 592 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.0s IncrementalHoareTripleChecker+Time [2024-12-02 14:53:14,890 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [305 Valid, 592 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 14.0s Time] [2024-12-02 14:53:14,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 852 states. [2024-12-02 14:53:14,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 852 to 375. [2024-12-02 14:53:14,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 375 states, 251 states have (on average 1.2908366533864541) internal successors, (324), 251 states have internal predecessors, (324), 105 states have call successors, (105), 18 states have call predecessors, (105), 18 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2024-12-02 14:53:14,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 534 transitions. [2024-12-02 14:53:14,953 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 534 transitions. Word has length 222 [2024-12-02 14:53:14,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:53:14,954 INFO L471 AbstractCegarLoop]: Abstraction has 375 states and 534 transitions. [2024-12-02 14:53:14,954 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-12-02 14:53:14,954 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 534 transitions. [2024-12-02 14:53:14,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-12-02 14:53:14,956 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:53:14,956 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:53:14,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 (9)] Ended with exit code 0 [2024-12-02 14:53:15,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 14:53:15,156 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:53:15,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:53:15,157 INFO L85 PathProgramCache]: Analyzing trace with hash 1378223227, now seen corresponding path program 1 times [2024-12-02 14:53:15,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 14:53:15,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [849034212] [2024-12-02 14:53:15,157 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:53:15,157 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 14:53:15,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 14:53:15,159 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 14:53:15,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 (10)] Waiting until timeout for monitored process [2024-12-02 14:53:15,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:53:15,577 INFO L256 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-02 14:53:15,580 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:53:19,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 563 proven. 177 refuted. 0 times theorem prover too weak. 1640 trivial. 0 not checked. [2024-12-02 14:53:19,818 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 14:53:21,275 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 14:53:21,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [849034212] [2024-12-02 14:53:21,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [849034212] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 14:53:21,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1272041362] [2024-12-02 14:53:21,276 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:53:21,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 14:53:21,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 14:53:21,278 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 14:53:21,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-02 14:53:22,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:53:22,606 INFO L256 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-02 14:53:22,609 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:53:25,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 624 proven. 87 refuted. 0 times theorem prover too weak. 1669 trivial. 0 not checked. [2024-12-02 14:53:25,564 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 14:53:26,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1272041362] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 14:53:26,114 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 14:53:26,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 11 [2024-12-02 14:53:26,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103627307] [2024-12-02 14:53:26,115 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 14:53:26,115 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 14:53:26,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 14:53:26,116 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 14:53:26,116 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=161, Unknown=0, NotChecked=0, Total=240 [2024-12-02 14:53:26,116 INFO L87 Difference]: Start difference. First operand 375 states and 534 transitions. Second operand has 12 states, 12 states have (on average 8.5) internal successors, (102), 11 states have internal predecessors, (102), 4 states have call successors, (66), 4 states have call predecessors, (66), 6 states have return successors, (67), 4 states have call predecessors, (67), 4 states have call successors, (67) [2024-12-02 14:53:30,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 14:53:34,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.87s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 14:53:34,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:53:34,570 INFO L93 Difference]: Finished difference Result 962 states and 1370 transitions. [2024-12-02 14:53:34,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-02 14:53:34,571 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.5) internal successors, (102), 11 states have internal predecessors, (102), 4 states have call successors, (66), 4 states have call predecessors, (66), 6 states have return successors, (67), 4 states have call predecessors, (67), 4 states have call successors, (67) Word has length 222 [2024-12-02 14:53:34,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:53:34,574 INFO L225 Difference]: With dead ends: 962 [2024-12-02 14:53:34,574 INFO L226 Difference]: Without dead ends: 698 [2024-12-02 14:53:34,575 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 664 GetRequests, 639 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=218, Invalid=484, Unknown=0, NotChecked=0, Total=702 [2024-12-02 14:53:34,575 INFO L435 NwaCegarLoop]: 112 mSDtfsCounter, 159 mSDsluCounter, 383 mSDsCounter, 0 mSdLazyCounter, 726 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 495 SdHoareTripleChecker+Invalid, 745 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 726 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2024-12-02 14:53:34,576 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 495 Invalid, 745 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 726 Invalid, 0 Unknown, 0 Unchecked, 7.7s Time] [2024-12-02 14:53:34,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 698 states. [2024-12-02 14:53:34,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 698 to 610. [2024-12-02 14:53:34,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 610 states, 404 states have (on average 1.2821782178217822) internal successors, (518), 404 states have internal predecessors, (518), 175 states have call successors, (175), 30 states have call predecessors, (175), 30 states have return successors, (175), 175 states have call predecessors, (175), 175 states have call successors, (175) [2024-12-02 14:53:34,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 610 states and 868 transitions. [2024-12-02 14:53:34,655 INFO L78 Accepts]: Start accepts. Automaton has 610 states and 868 transitions. Word has length 222 [2024-12-02 14:53:34,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:53:34,656 INFO L471 AbstractCegarLoop]: Abstraction has 610 states and 868 transitions. [2024-12-02 14:53:34,656 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.5) internal successors, (102), 11 states have internal predecessors, (102), 4 states have call successors, (66), 4 states have call predecessors, (66), 6 states have return successors, (67), 4 states have call predecessors, (67), 4 states have call successors, (67) [2024-12-02 14:53:34,656 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 868 transitions. [2024-12-02 14:53:34,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-12-02 14:53:34,657 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:53:34,657 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:53:34,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-02 14:53:34,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 (10)] Ended with exit code 0 [2024-12-02 14:53:35,058 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 14:53:35,058 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:53:35,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:53:35,058 INFO L85 PathProgramCache]: Analyzing trace with hash -1708121830, now seen corresponding path program 1 times [2024-12-02 14:53:35,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 14:53:35,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [34000140] [2024-12-02 14:53:35,059 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:53:35,059 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 14:53:35,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 14:53:35,060 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 14:53:35,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 (12)] Waiting until timeout for monitored process [2024-12-02 14:53:35,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:53:35,475 INFO L256 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 14:53:35,477 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:53:35,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 918 proven. 24 refuted. 0 times theorem prover too weak. 1438 trivial. 0 not checked. [2024-12-02 14:53:35,952 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 14:53:36,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 78 proven. 24 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-12-02 14:53:36,755 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 14:53:36,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [34000140] [2024-12-02 14:53:36,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [34000140] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 14:53:36,756 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 14:53:36,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-12-02 14:53:36,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168827740] [2024-12-02 14:53:36,756 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 14:53:36,757 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 14:53:36,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 14:53:36,757 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 14:53:36,757 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 14:53:36,758 INFO L87 Difference]: Start difference. First operand 610 states and 868 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-12-02 14:53:37,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:53:37,741 INFO L93 Difference]: Finished difference Result 1173 states and 1646 transitions. [2024-12-02 14:53:37,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 14:53:37,741 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 222 [2024-12-02 14:53:37,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:53:37,744 INFO L225 Difference]: With dead ends: 1173 [2024-12-02 14:53:37,744 INFO L226 Difference]: Without dead ends: 670 [2024-12-02 14:53:37,745 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 446 GetRequests, 436 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-12-02 14:53:37,745 INFO L435 NwaCegarLoop]: 103 mSDtfsCounter, 117 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 235 SdHoareTripleChecker+Invalid, 250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-12-02 14:53:37,745 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 235 Invalid, 250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-12-02 14:53:37,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 670 states. [2024-12-02 14:53:37,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 670 to 630. [2024-12-02 14:53:37,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 630 states, 419 states have (on average 1.2410501193317423) internal successors, (520), 419 states have internal predecessors, (520), 175 states have call successors, (175), 35 states have call predecessors, (175), 35 states have return successors, (175), 175 states have call predecessors, (175), 175 states have call successors, (175) [2024-12-02 14:53:37,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 630 states and 870 transitions. [2024-12-02 14:53:37,856 INFO L78 Accepts]: Start accepts. Automaton has 630 states and 870 transitions. Word has length 222 [2024-12-02 14:53:37,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:53:37,856 INFO L471 AbstractCegarLoop]: Abstraction has 630 states and 870 transitions. [2024-12-02 14:53:37,857 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-12-02 14:53:37,857 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 870 transitions. [2024-12-02 14:53:37,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-12-02 14:53:37,858 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:53:37,858 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:53:37,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 (12)] Ended with exit code 0 [2024-12-02 14:53:38,059 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 14:53:38,059 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:53:38,059 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:53:38,059 INFO L85 PathProgramCache]: Analyzing trace with hash -1706274788, now seen corresponding path program 1 times [2024-12-02 14:53:38,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 14:53:38,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1848436996] [2024-12-02 14:53:38,060 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:53:38,060 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 14:53:38,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 14:53:38,062 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 14:53:38,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c41dbe4-7f40-4ac5-ad4d-b87a44a9d72e/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 (13)] Waiting until timeout for monitored process [2024-12-02 14:53:39,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:53:39,277 INFO L256 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-12-02 14:53:39,283 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:55:08,976 WARN L286 SmtUtils]: Spent 5.31s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 14:56:53,318 WARN L286 SmtUtils]: Spent 44.03s on a formula simplification that was a NOOP. DAG size: 94 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)