./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.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_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 b17426fcbd3c87a5dd89cb5e1501daf40166b5a166256cea7242083b05c82ceb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 11:30:35,217 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 11:30:35,272 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 11:30:35,277 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 11:30:35,277 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 11:30:35,299 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 11:30:35,299 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 11:30:35,300 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 11:30:35,300 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 11:30:35,300 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 11:30:35,300 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 11:30:35,300 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 11:30:35,301 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 11:30:35,301 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 11:30:35,301 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 11:30:35,301 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 11:30:35,301 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 11:30:35,301 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 11:30:35,301 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 11:30:35,301 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 11:30:35,301 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 11:30:35,301 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 11:30:35,302 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 11:30:35,302 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 11:30:35,302 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 11:30:35,302 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 11:30:35,302 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 11:30:35,302 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 11:30:35,302 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 11:30:35,302 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:30:35,302 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:30:35,302 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:30:35,302 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:30:35,303 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 11:30:35,303 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:30:35,303 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:30:35,303 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:30:35,303 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:30:35,303 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 11:30:35,303 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 11:30:35,303 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 11:30:35,303 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 11:30:35,303 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 11:30:35,303 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 11:30:35,304 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 11:30:35,304 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 11:30:35,304 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 11:30:35,304 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 11:30:35,304 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_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 -> b17426fcbd3c87a5dd89cb5e1501daf40166b5a166256cea7242083b05c82ceb [2024-12-02 11:30:35,533 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 11:30:35,541 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 11:30:35,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 11:30:35,545 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 11:30:35,545 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 11:30:35,546 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i [2024-12-02 11:30:38,196 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/data/800f458dc/72e7088e22a142d78b212a0daa2b3fc7/FLAG92f0a3ca8 [2024-12-02 11:30:38,438 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 11:30:38,438 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i [2024-12-02 11:30:38,448 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/data/800f458dc/72e7088e22a142d78b212a0daa2b3fc7/FLAG92f0a3ca8 [2024-12-02 11:30:38,765 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/data/800f458dc/72e7088e22a142d78b212a0daa2b3fc7 [2024-12-02 11:30:38,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 11:30:38,767 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 11:30:38,768 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 11:30:38,769 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 11:30:38,772 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 11:30:38,772 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:30:38" (1/1) ... [2024-12-02 11:30:38,773 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@448f615e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:38, skipping insertion in model container [2024-12-02 11:30:38,773 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:30:38" (1/1) ... [2024-12-02 11:30:38,790 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 11:30:38,884 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_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i[916,929] [2024-12-02 11:30:38,956 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:30:38,966 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 11:30:38,976 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_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i[916,929] [2024-12-02 11:30:39,010 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:30:39,025 INFO L204 MainTranslator]: Completed translation [2024-12-02 11:30:39,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:39 WrapperNode [2024-12-02 11:30:39,026 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 11:30:39,027 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 11:30:39,027 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 11:30:39,027 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 11:30:39,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:39" (1/1) ... [2024-12-02 11:30:39,042 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:39" (1/1) ... [2024-12-02 11:30:39,072 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 218 [2024-12-02 11:30:39,072 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 11:30:39,073 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 11:30:39,073 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 11:30:39,073 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 11:30:39,081 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:39" (1/1) ... [2024-12-02 11:30:39,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:39" (1/1) ... [2024-12-02 11:30:39,084 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:39" (1/1) ... [2024-12-02 11:30:39,099 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 11:30:39,099 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:39" (1/1) ... [2024-12-02 11:30:39,099 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:39" (1/1) ... [2024-12-02 11:30:39,107 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:39" (1/1) ... [2024-12-02 11:30:39,108 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:39" (1/1) ... [2024-12-02 11:30:39,112 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:39" (1/1) ... [2024-12-02 11:30:39,114 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:39" (1/1) ... [2024-12-02 11:30:39,115 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:39" (1/1) ... [2024-12-02 11:30:39,119 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 11:30:39,120 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 11:30:39,120 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 11:30:39,120 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 11:30:39,121 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:39" (1/1) ... [2024-12-02 11:30:39,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:30:39,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:30:39,148 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 11:30:39,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 11:30:39,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 11:30:39,173 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 11:30:39,173 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 11:30:39,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 11:30:39,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 11:30:39,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 11:30:39,249 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 11:30:39,250 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 11:30:39,587 INFO L? ?]: Removed 37 outVars from TransFormulas that were not future-live. [2024-12-02 11:30:39,587 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 11:30:39,596 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 11:30:39,596 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 11:30:39,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:30:39 BoogieIcfgContainer [2024-12-02 11:30:39,596 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 11:30:39,598 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 11:30:39,598 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 11:30:39,602 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 11:30:39,602 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 11:30:38" (1/3) ... [2024-12-02 11:30:39,603 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20bcb254 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:30:39, skipping insertion in model container [2024-12-02 11:30:39,603 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:39" (2/3) ... [2024-12-02 11:30:39,603 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20bcb254 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:30:39, skipping insertion in model container [2024-12-02 11:30:39,603 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:30:39" (3/3) ... [2024-12-02 11:30:39,612 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-66.i [2024-12-02 11:30:39,623 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 11:30:39,625 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount100_file-66.i that has 2 procedures, 90 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 11:30:39,667 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 11:30:39,676 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;@1e13bb24, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 11:30:39,676 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 11:30:39,679 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 66 states have (on average 1.4696969696969697) internal successors, (97), 67 states have internal predecessors, (97), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-12-02 11:30:39,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-12-02 11:30:39,689 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:30:39,690 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:30:39,690 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:30:39,694 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:30:39,695 INFO L85 PathProgramCache]: Analyzing trace with hash -489925140, now seen corresponding path program 1 times [2024-12-02 11:30:39,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:30:39,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462890027] [2024-12-02 11:30:39,700 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:30:39,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:30:39,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:30:40,066 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 11:30:40,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:30:40,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462890027] [2024-12-02 11:30:40,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462890027] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:30:40,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:30:40,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 11:30:40,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578159878] [2024-12-02 11:30:40,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:30:40,072 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:30:40,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:30:40,086 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:30:40,086 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:30:40,088 INFO L87 Difference]: Start difference. First operand has 90 states, 66 states have (on average 1.4696969696969697) internal successors, (97), 67 states have internal predecessors, (97), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:30:40,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:30:40,155 INFO L93 Difference]: Finished difference Result 212 states and 356 transitions. [2024-12-02 11:30:40,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:30:40,157 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 149 [2024-12-02 11:30:40,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:30:40,163 INFO L225 Difference]: With dead ends: 212 [2024-12-02 11:30:40,164 INFO L226 Difference]: Without dead ends: 125 [2024-12-02 11:30:40,166 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 11:30:40,168 INFO L435 NwaCegarLoop]: 184 mSDtfsCounter, 57 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 305 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 11:30:40,169 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 305 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:30:40,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2024-12-02 11:30:40,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 88. [2024-12-02 11:30:40,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 65 states have (on average 1.4) internal successors, (91), 65 states have internal predecessors, (91), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-12-02 11:30:40,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 133 transitions. [2024-12-02 11:30:40,205 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 133 transitions. Word has length 149 [2024-12-02 11:30:40,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:30:40,207 INFO L471 AbstractCegarLoop]: Abstraction has 88 states and 133 transitions. [2024-12-02 11:30:40,207 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:30:40,207 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2024-12-02 11:30:40,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-12-02 11:30:40,210 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:30:40,210 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:30:40,210 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-02 11:30:40,210 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:30:40,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:30:40,211 INFO L85 PathProgramCache]: Analyzing trace with hash -623938646, now seen corresponding path program 1 times [2024-12-02 11:30:40,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:30:40,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886119337] [2024-12-02 11:30:40,212 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:30:40,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:30:40,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:30:40,862 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-12-02 11:30:40,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:30:40,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886119337] [2024-12-02 11:30:40,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886119337] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:30:40,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [242030654] [2024-12-02 11:30:40,862 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:30:40,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:30:40,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:30:40,864 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:30:40,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 11:30:41,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:30:41,017 INFO L256 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-02 11:30:41,036 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:30:41,861 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 134 proven. 3 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2024-12-02 11:30:41,861 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:30:42,356 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 57 proven. 3 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-12-02 11:30:42,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [242030654] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 11:30:42,357 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 11:30:42,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 7] total 16 [2024-12-02 11:30:42,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371208347] [2024-12-02 11:30:42,358 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 11:30:42,359 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-12-02 11:30:42,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:30:42,361 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-12-02 11:30:42,361 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2024-12-02 11:30:42,361 INFO L87 Difference]: Start difference. First operand 88 states and 133 transitions. Second operand has 16 states, 16 states have (on average 7.375) internal successors, (118), 16 states have internal predecessors, (118), 6 states have call successors, (63), 3 states have call predecessors, (63), 6 states have return successors, (63), 5 states have call predecessors, (63), 6 states have call successors, (63) [2024-12-02 11:30:43,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:30:43,750 INFO L93 Difference]: Finished difference Result 446 states and 662 transitions. [2024-12-02 11:30:43,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-02 11:30:43,751 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 7.375) internal successors, (118), 16 states have internal predecessors, (118), 6 states have call successors, (63), 3 states have call predecessors, (63), 6 states have return successors, (63), 5 states have call predecessors, (63), 6 states have call successors, (63) Word has length 149 [2024-12-02 11:30:43,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:30:43,754 INFO L225 Difference]: With dead ends: 446 [2024-12-02 11:30:43,754 INFO L226 Difference]: Without dead ends: 361 [2024-12-02 11:30:43,755 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 337 GetRequests, 294 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 501 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=428, Invalid=1552, Unknown=0, NotChecked=0, Total=1980 [2024-12-02 11:30:43,756 INFO L435 NwaCegarLoop]: 94 mSDtfsCounter, 768 mSDsluCounter, 537 mSDsCounter, 0 mSdLazyCounter, 522 mSolverCounterSat, 262 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 771 SdHoareTripleChecker+Valid, 631 SdHoareTripleChecker+Invalid, 784 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 262 IncrementalHoareTripleChecker+Valid, 522 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-12-02 11:30:43,756 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [771 Valid, 631 Invalid, 784 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [262 Valid, 522 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-12-02 11:30:43,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2024-12-02 11:30:43,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 273. [2024-12-02 11:30:43,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 273 states, 201 states have (on average 1.36318407960199) internal successors, (274), 201 states have internal predecessors, (274), 63 states have call successors, (63), 8 states have call predecessors, (63), 8 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2024-12-02 11:30:43,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 400 transitions. [2024-12-02 11:30:43,814 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 400 transitions. Word has length 149 [2024-12-02 11:30:43,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:30:43,815 INFO L471 AbstractCegarLoop]: Abstraction has 273 states and 400 transitions. [2024-12-02 11:30:43,816 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 7.375) internal successors, (118), 16 states have internal predecessors, (118), 6 states have call successors, (63), 3 states have call predecessors, (63), 6 states have return successors, (63), 5 states have call predecessors, (63), 6 states have call successors, (63) [2024-12-02 11:30:43,816 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 400 transitions. [2024-12-02 11:30:43,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-12-02 11:30:43,819 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:30:43,819 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:30:43,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 11:30:44,019 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-12-02 11:30:44,020 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:30:44,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:30:44,020 INFO L85 PathProgramCache]: Analyzing trace with hash 393737006, now seen corresponding path program 1 times [2024-12-02 11:30:44,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:30:44,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77484443] [2024-12-02 11:30:44,021 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:30:44,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:30:44,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:30:44,308 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 11:30:44,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:30:44,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77484443] [2024-12-02 11:30:44,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77484443] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:30:44,308 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:30:44,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 11:30:44,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816229584] [2024-12-02 11:30:44,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:30:44,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:30:44,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:30:44,310 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:30:44,310 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:30:44,310 INFO L87 Difference]: Start difference. First operand 273 states and 400 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:30:44,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:30:44,347 INFO L93 Difference]: Finished difference Result 543 states and 797 transitions. [2024-12-02 11:30:44,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:30:44,347 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 149 [2024-12-02 11:30:44,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:30:44,350 INFO L225 Difference]: With dead ends: 543 [2024-12-02 11:30:44,350 INFO L226 Difference]: Without dead ends: 273 [2024-12-02 11:30:44,351 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 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 11:30:44,352 INFO L435 NwaCegarLoop]: 119 mSDtfsCounter, 75 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 11:30:44,352 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 119 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:30:44,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2024-12-02 11:30:44,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 273. [2024-12-02 11:30:44,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 273 states, 201 states have (on average 1.318407960199005) internal successors, (265), 201 states have internal predecessors, (265), 63 states have call successors, (63), 8 states have call predecessors, (63), 8 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2024-12-02 11:30:44,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 391 transitions. [2024-12-02 11:30:44,382 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 391 transitions. Word has length 149 [2024-12-02 11:30:44,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:30:44,383 INFO L471 AbstractCegarLoop]: Abstraction has 273 states and 391 transitions. [2024-12-02 11:30:44,383 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:30:44,383 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 391 transitions. [2024-12-02 11:30:44,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-12-02 11:30:44,385 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:30:44,385 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:30:44,385 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 11:30:44,386 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:30:44,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:30:44,386 INFO L85 PathProgramCache]: Analyzing trace with hash -193069008, now seen corresponding path program 1 times [2024-12-02 11:30:44,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:30:44,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587466531] [2024-12-02 11:30:44,386 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:30:44,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:30:44,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:30:44,652 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 11:30:44,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:30:44,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587466531] [2024-12-02 11:30:44,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587466531] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:30:44,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:30:44,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:30:44,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73706281] [2024-12-02 11:30:44,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:30:44,653 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:30:44,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:30:44,654 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:30:44,654 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:30:44,654 INFO L87 Difference]: Start difference. First operand 273 states and 391 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:30:44,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:30:44,699 INFO L93 Difference]: Finished difference Result 543 states and 779 transitions. [2024-12-02 11:30:44,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:30:44,699 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 149 [2024-12-02 11:30:44,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:30:44,702 INFO L225 Difference]: With dead ends: 543 [2024-12-02 11:30:44,702 INFO L226 Difference]: Without dead ends: 273 [2024-12-02 11:30:44,703 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 11:30:44,703 INFO L435 NwaCegarLoop]: 117 mSDtfsCounter, 69 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 11:30:44,704 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 233 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:30:44,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2024-12-02 11:30:44,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 273. [2024-12-02 11:30:44,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 273 states, 201 states have (on average 1.3034825870646767) internal successors, (262), 201 states have internal predecessors, (262), 63 states have call successors, (63), 8 states have call predecessors, (63), 8 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2024-12-02 11:30:44,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 388 transitions. [2024-12-02 11:30:44,731 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 388 transitions. Word has length 149 [2024-12-02 11:30:44,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:30:44,731 INFO L471 AbstractCegarLoop]: Abstraction has 273 states and 388 transitions. [2024-12-02 11:30:44,732 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:30:44,732 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 388 transitions. [2024-12-02 11:30:44,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-12-02 11:30:44,734 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:30:44,734 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:30:44,734 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 11:30:44,734 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:30:44,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:30:44,735 INFO L85 PathProgramCache]: Analyzing trace with hash 1669324217, now seen corresponding path program 1 times [2024-12-02 11:30:44,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:30:44,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135475079] [2024-12-02 11:30:44,735 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:30:44,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:30:44,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:30:45,130 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-12-02 11:30:45,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:30:45,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135475079] [2024-12-02 11:30:45,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135475079] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:30:45,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1475975487] [2024-12-02 11:30:45,131 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:30:45,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:30:45,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:30:45,133 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:30:45,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 11:30:45,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:30:45,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-02 11:30:45,269 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:30:45,654 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 284 proven. 48 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2024-12-02 11:30:45,654 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:30:45,892 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 12 proven. 48 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-12-02 11:30:45,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1475975487] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 11:30:45,892 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 11:30:45,892 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 8] total 18 [2024-12-02 11:30:45,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786791819] [2024-12-02 11:30:45,893 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 11:30:45,893 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-12-02 11:30:45,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:30:45,894 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-12-02 11:30:45,894 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2024-12-02 11:30:45,894 INFO L87 Difference]: Start difference. First operand 273 states and 388 transitions. Second operand has 18 states, 18 states have (on average 7.888888888888889) internal successors, (142), 18 states have internal predecessors, (142), 6 states have call successors, (63), 3 states have call predecessors, (63), 6 states have return successors, (63), 6 states have call predecessors, (63), 6 states have call successors, (63) [2024-12-02 11:30:47,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:30:47,781 INFO L93 Difference]: Finished difference Result 2029 states and 2755 transitions. [2024-12-02 11:30:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-12-02 11:30:47,781 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 7.888888888888889) internal successors, (142), 18 states have internal predecessors, (142), 6 states have call successors, (63), 3 states have call predecessors, (63), 6 states have return successors, (63), 6 states have call predecessors, (63), 6 states have call successors, (63) Word has length 151 [2024-12-02 11:30:47,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:30:47,787 INFO L225 Difference]: With dead ends: 2029 [2024-12-02 11:30:47,787 INFO L226 Difference]: Without dead ends: 1759 [2024-12-02 11:30:47,790 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 377 GetRequests, 300 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2111 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1273, Invalid=4889, Unknown=0, NotChecked=0, Total=6162 [2024-12-02 11:30:47,790 INFO L435 NwaCegarLoop]: 260 mSDtfsCounter, 1182 mSDsluCounter, 993 mSDsCounter, 0 mSdLazyCounter, 1056 mSolverCounterSat, 385 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1182 SdHoareTripleChecker+Valid, 1253 SdHoareTripleChecker+Invalid, 1441 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 385 IncrementalHoareTripleChecker+Valid, 1056 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-12-02 11:30:47,791 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1182 Valid, 1253 Invalid, 1441 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [385 Valid, 1056 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-12-02 11:30:47,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1759 states. [2024-12-02 11:30:47,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1759 to 1319. [2024-12-02 11:30:47,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1319 states, 992 states have (on average 1.2389112903225807) internal successors, (1229), 1001 states have internal predecessors, (1229), 264 states have call successors, (264), 62 states have call predecessors, (264), 62 states have return successors, (264), 255 states have call predecessors, (264), 264 states have call successors, (264) [2024-12-02 11:30:47,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1319 states and 1757 transitions. [2024-12-02 11:30:47,937 INFO L78 Accepts]: Start accepts. Automaton has 1319 states and 1757 transitions. Word has length 151 [2024-12-02 11:30:47,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:30:47,937 INFO L471 AbstractCegarLoop]: Abstraction has 1319 states and 1757 transitions. [2024-12-02 11:30:47,938 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 7.888888888888889) internal successors, (142), 18 states have internal predecessors, (142), 6 states have call successors, (63), 3 states have call predecessors, (63), 6 states have return successors, (63), 6 states have call predecessors, (63), 6 states have call successors, (63) [2024-12-02 11:30:47,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 1757 transitions. [2024-12-02 11:30:47,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-12-02 11:30:47,940 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:30:47,940 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:30:47,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 11:30:48,140 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:30:48,141 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:30:48,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:30:48,141 INFO L85 PathProgramCache]: Analyzing trace with hash 1164481915, now seen corresponding path program 1 times [2024-12-02 11:30:48,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:30:48,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54804828] [2024-12-02 11:30:48,141 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:30:48,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:30:48,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:30:48,279 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 11:30:48,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:30:48,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54804828] [2024-12-02 11:30:48,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [54804828] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:30:48,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:30:48,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 11:30:48,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627942543] [2024-12-02 11:30:48,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:30:48,280 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 11:30:48,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:30:48,280 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 11:30:48,280 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 11:30:48,281 INFO L87 Difference]: Start difference. First operand 1319 states and 1757 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, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:30:48,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:30:48,672 INFO L93 Difference]: Finished difference Result 4543 states and 6031 transitions. [2024-12-02 11:30:48,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 11:30:48,672 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, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 152 [2024-12-02 11:30:48,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:30:48,691 INFO L225 Difference]: With dead ends: 4543 [2024-12-02 11:30:48,691 INFO L226 Difference]: Without dead ends: 3227 [2024-12-02 11:30:48,695 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-12-02 11:30:48,696 INFO L435 NwaCegarLoop]: 224 mSDtfsCounter, 376 mSDsluCounter, 512 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 376 SdHoareTripleChecker+Valid, 736 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 11:30:48,696 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [376 Valid, 736 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 11:30:48,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3227 states. [2024-12-02 11:30:48,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3227 to 2329. [2024-12-02 11:30:48,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2329 states, 1753 states have (on average 1.221905305191101) internal successors, (2142), 1771 states have internal predecessors, (2142), 465 states have call successors, (465), 110 states have call predecessors, (465), 110 states have return successors, (465), 447 states have call predecessors, (465), 465 states have call successors, (465) [2024-12-02 11:30:48,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2329 states to 2329 states and 3072 transitions. [2024-12-02 11:30:48,889 INFO L78 Accepts]: Start accepts. Automaton has 2329 states and 3072 transitions. Word has length 152 [2024-12-02 11:30:48,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:30:48,889 INFO L471 AbstractCegarLoop]: Abstraction has 2329 states and 3072 transitions. [2024-12-02 11:30:48,890 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, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:30:48,890 INFO L276 IsEmpty]: Start isEmpty. Operand 2329 states and 3072 transitions. [2024-12-02 11:30:48,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-12-02 11:30:48,891 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:30:48,892 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:30:48,892 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 11:30:48,892 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:30:48,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:30:48,892 INFO L85 PathProgramCache]: Analyzing trace with hash -1358146856, now seen corresponding path program 1 times [2024-12-02 11:30:48,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:30:48,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171368905] [2024-12-02 11:30:48,892 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:30:48,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:30:48,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 11:30:48,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [642307658] [2024-12-02 11:30:48,989 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:30:48,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:30:48,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:30:48,991 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:30:48,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 11:30:49,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 11:30:49,115 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 11:30:49,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 11:30:49,264 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 11:30:49,264 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 11:30:49,265 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 11:30:49,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 11:30:49,466 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:30:49,469 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:30:49,554 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 11:30:49,556 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 11:30:49 BoogieIcfgContainer [2024-12-02 11:30:49,556 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 11:30:49,557 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 11:30:49,557 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 11:30:49,557 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 11:30:49,558 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:30:39" (3/4) ... [2024-12-02 11:30:49,560 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 11:30:49,560 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 11:30:49,561 INFO L158 Benchmark]: Toolchain (without parser) took 10793.69ms. Allocated memory was 142.6MB in the beginning and 411.0MB in the end (delta: 268.4MB). Free memory was 118.3MB in the beginning and 192.7MB in the end (delta: -74.4MB). Peak memory consumption was 193.0MB. Max. memory is 16.1GB. [2024-12-02 11:30:49,561 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:30:49,562 INFO L158 Benchmark]: CACSL2BoogieTranslator took 257.75ms. Allocated memory is still 142.6MB. Free memory was 118.1MB in the beginning and 101.8MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 11:30:49,562 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.79ms. Allocated memory is still 142.6MB. Free memory was 101.8MB in the beginning and 98.1MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:30:49,562 INFO L158 Benchmark]: Boogie Preprocessor took 46.63ms. Allocated memory is still 142.6MB. Free memory was 98.1MB in the beginning and 91.7MB in the end (delta: 6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 11:30:49,562 INFO L158 Benchmark]: RCFGBuilder took 476.23ms. Allocated memory is still 142.6MB. Free memory was 91.7MB in the beginning and 64.1MB in the end (delta: 27.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-02 11:30:49,563 INFO L158 Benchmark]: TraceAbstraction took 9958.17ms. Allocated memory was 142.6MB in the beginning and 411.0MB in the end (delta: 268.4MB). Free memory was 63.4MB in the beginning and 192.7MB in the end (delta: -129.3MB). Peak memory consumption was 142.7MB. Max. memory is 16.1GB. [2024-12-02 11:30:49,563 INFO L158 Benchmark]: Witness Printer took 3.46ms. Allocated memory is still 411.0MB. Free memory was 192.7MB in the beginning and 192.7MB in the end (delta: 34.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:30:49,564 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 257.75ms. Allocated memory is still 142.6MB. Free memory was 118.1MB in the beginning and 101.8MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.79ms. Allocated memory is still 142.6MB. Free memory was 101.8MB in the beginning and 98.1MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.63ms. Allocated memory is still 142.6MB. Free memory was 98.1MB in the beginning and 91.7MB in the end (delta: 6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 476.23ms. Allocated memory is still 142.6MB. Free memory was 91.7MB in the beginning and 64.1MB in the end (delta: 27.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 9958.17ms. Allocated memory was 142.6MB in the beginning and 411.0MB in the end (delta: 268.4MB). Free memory was 63.4MB in the beginning and 192.7MB in the end (delta: -129.3MB). Peak memory consumption was 142.7MB. Max. memory is 16.1GB. * Witness Printer took 3.46ms. Allocated memory is still 411.0MB. Free memory was 192.7MB in the beginning and 192.7MB in the end (delta: 34.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftLeft at line 144, overapproximation of someBinaryArithmeticDOUBLEoperation at line 99, overapproximation of someBinaryArithmeticDOUBLEoperation at line 120, overapproximation of someBinaryArithmeticDOUBLEoperation at line 117, overapproximation of someBinaryFLOATComparisonOperation at line 197, overapproximation of someBinaryFLOATComparisonOperation at line 174, overapproximation of someBinaryFLOATComparisonOperation at line 185, overapproximation of someBinaryFLOATComparisonOperation at line 197, overapproximation of someBinaryDOUBLEComparisonOperation at line 168, overapproximation of someBinaryDOUBLEComparisonOperation at line 170, overapproximation of someBinaryDOUBLEComparisonOperation at line 172, overapproximation of someBinaryDOUBLEComparisonOperation at line 197, overapproximation of someBinaryDOUBLEComparisonOperation at line 125, overapproximation of someBinaryDOUBLEComparisonOperation at line 119. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 64; [L23] unsigned short int var_1_5 = 63575; [L24] unsigned long int var_1_6 = 10; [L25] unsigned long int var_1_8 = 3366149252; [L26] signed long int var_1_9 = -10; [L27] signed long int var_1_11 = 1938698816; [L28] unsigned char var_1_12 = 5; [L29] unsigned char var_1_13 = 64; [L30] unsigned char var_1_14 = 64; [L31] double var_1_15 = 99.625; [L32] double var_1_16 = 0.0; [L33] double var_1_17 = 999.5; [L34] double var_1_18 = 9.35; [L35] float var_1_19 = 99.875; [L36] float var_1_20 = 10000.71; [L37] double var_1_21 = 1000.5; [L38] double var_1_23 = 15.25; [L39] signed long int var_1_24 = 8; [L40] unsigned short int var_1_25 = 32; [L41] signed short int var_1_26 = 2; [L42] unsigned char var_1_27 = 0; [L43] unsigned char var_1_28 = 0; [L44] unsigned char var_1_29 = 0; [L45] unsigned char var_1_30 = 1; [L46] unsigned char var_1_32 = 0; [L47] float var_1_33 = 64.75; [L48] float var_1_34 = 9.2; [L49] unsigned short int last_1_var_1_1 = 64; [L50] signed long int last_1_var_1_9 = -10; [L51] unsigned char last_1_var_1_12 = 5; [L52] signed long int last_1_var_1_24 = 8; [L53] unsigned short int last_1_var_1_25 = 32; [L54] unsigned char last_1_var_1_27 = 0; [L55] unsigned char last_1_var_1_29 = 0; VAL [isInitial=0, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=63575, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L201] isInitial = 1 [L202] FCALL initially() [L204] CALL updateLastVariables() [L188] last_1_var_1_1 = var_1_1 [L189] last_1_var_1_9 = var_1_9 [L190] last_1_var_1_12 = var_1_12 [L191] last_1_var_1_24 = var_1_24 [L192] last_1_var_1_25 = var_1_25 [L193] last_1_var_1_27 = var_1_27 [L194] last_1_var_1_29 = var_1_29 VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=63575, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L204] RET updateLastVariables() [L205] CALL updateVariables() [L152] var_1_5 = __VERIFIER_nondet_ushort() [L153] CALL assume_abort_if_not(var_1_5 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L153] RET assume_abort_if_not(var_1_5 >= 32767) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L154] CALL assume_abort_if_not(var_1_5 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L154] RET assume_abort_if_not(var_1_5 <= 65534) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L155] var_1_8 = __VERIFIER_nondet_ulong() [L156] CALL assume_abort_if_not(var_1_8 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L156] RET assume_abort_if_not(var_1_8 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L157] CALL assume_abort_if_not(var_1_8 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L157] RET assume_abort_if_not(var_1_8 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L158] var_1_11 = __VERIFIER_nondet_long() [L159] CALL assume_abort_if_not(var_1_11 >= 1073741822) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L159] RET assume_abort_if_not(var_1_11 >= 1073741822) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L160] CALL assume_abort_if_not(var_1_11 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L160] RET assume_abort_if_not(var_1_11 <= 2147483646) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L161] var_1_13 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L162] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L163] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L163] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L164] var_1_14 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_14 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L165] RET assume_abort_if_not(var_1_14 >= 63) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L166] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L166] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L167] var_1_16 = __VERIFIER_nondet_double() [L168] CALL assume_abort_if_not((var_1_16 >= 4611686.018427382800e+12F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L168] RET assume_abort_if_not((var_1_16 >= 4611686.018427382800e+12F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L169] var_1_17 = __VERIFIER_nondet_double() [L170] CALL assume_abort_if_not((var_1_17 >= 0.0F && 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_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L170] RET assume_abort_if_not((var_1_17 >= 0.0F && 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_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L171] var_1_18 = __VERIFIER_nondet_double() [L172] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L172] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L173] var_1_20 = __VERIFIER_nondet_float() [L174] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L174] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L175] var_1_28 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L176] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L177] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L177] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L178] var_1_30 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_30 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L179] RET assume_abort_if_not(var_1_30 >= 1) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L180] CALL assume_abort_if_not(var_1_30 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L180] RET assume_abort_if_not(var_1_30 <= 1) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L181] var_1_32 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L182] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L183] CALL assume_abort_if_not(var_1_32 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L183] RET assume_abort_if_not(var_1_32 <= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L184] var_1_34 = __VERIFIER_nondet_float() [L185] CALL assume_abort_if_not((var_1_34 >= -461168.6018427382800e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 4611686.018427382800e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L185] RET assume_abort_if_not((var_1_34 >= -461168.6018427382800e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 4611686.018427382800e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L205] RET updateVariables() [L206] CALL step() [L59] signed long int stepLocal_8 = 10000000; [L60] unsigned long int stepLocal_7 = 128u + last_1_var_1_1; VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_7=192, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L61] COND FALSE !(last_1_var_1_24 >= stepLocal_7) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L66] COND FALSE !(last_1_var_1_12 >= last_1_var_1_24) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L71] COND FALSE !(\read(last_1_var_1_29)) [L74] var_1_12 = (32 + ((((var_1_14 - 2) < 0 ) ? -(var_1_14 - 2) : (var_1_14 - 2)))) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=-10] [L76] COND FALSE !(\read(last_1_var_1_29)) [L83] var_1_9 = ((var_1_11 - 16) - last_1_var_1_24) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=1073741798] [L85] unsigned char stepLocal_4 = var_1_14; [L86] unsigned char stepLocal_3 = last_1_var_1_27; [L87] unsigned char stepLocal_2 = last_1_var_1_27; VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_2=0, stepLocal_3=0, stepLocal_4=63, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=1073741798] [L88] COND TRUE (var_1_13 * (var_1_5 * last_1_var_1_9)) <= stepLocal_4 [L89] var_1_24 = 50 VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=1073741798] [L99] var_1_15 = ((var_1_16 - var_1_17) - var_1_18) [L100] unsigned long int stepLocal_9 = 50u; VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, stepLocal_9=50, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=63, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=1073741798] [L101] COND FALSE !(stepLocal_9 >= var_1_5) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=63, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=1073741798] [L104] unsigned char stepLocal_12 = var_1_26 > var_1_1; VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_12=0, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=63, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=1073741798] [L105] COND FALSE !(var_1_32 || stepLocal_12) [L108] var_1_33 = var_1_16 VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=63, var_1_16=2, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=2, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=1073741798] [L110] signed short int stepLocal_1 = var_1_26; [L111] signed long int stepLocal_0 = var_1_24; VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_1=2, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=63, var_1_16=2, var_1_19=799/8, var_1_1=64, var_1_21=2001/2, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=2, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=1073741798] [L112] COND FALSE !(stepLocal_1 >= (var_1_26 + (var_1_14 * 16))) [L117] var_1_21 = (((((1.75) < (var_1_18)) ? (1.75) : (var_1_18))) - (9.9999999995E9 + var_1_17)) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=63, var_1_16=2, var_1_19=799/8, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=2, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=1073741798] [L119] COND TRUE var_1_33 >= 0.25 [L120] var_1_19 = (var_1_17 + var_1_20) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=63, var_1_16=2, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=2, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=1073741798] [L122] COND FALSE !(\read(var_1_27)) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=63, var_1_16=2, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=2, var_1_5=-32769, var_1_6=10, var_1_8=-2147483649, var_1_9=1073741798] [L125] COND TRUE (var_1_33 * 8.2) < 10.4 [L126] var_1_6 = (var_1_8 - var_1_9) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=63, var_1_16=2, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=2, var_1_5=-32769, var_1_6=-3221225447, var_1_8=-2147483649, var_1_9=1073741798] [L128] signed long int stepLocal_6 = 0; [L129] unsigned long int stepLocal_5 = 25u; VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_2=0, stepLocal_3=0, stepLocal_5=25, stepLocal_6=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=63, var_1_16=2, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=2, var_1_5=-32769, var_1_6=-3221225447, var_1_8=-2147483649, var_1_9=1073741798] [L130] COND FALSE !(stepLocal_6 >= ((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6)))) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_2=0, stepLocal_3=0, stepLocal_5=25, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=63, var_1_16=2, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=2, var_1_5=-32769, var_1_6=-3221225447, var_1_8=-2147483649, var_1_9=1073741798] [L135] COND FALSE !(var_1_8 < stepLocal_5) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=63, var_1_16=2, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=2, var_1_5=-32769, var_1_6=-3221225447, var_1_8=-2147483649, var_1_9=1073741798] [L139] signed long int stepLocal_11 = (((var_1_12) < (var_1_14)) ? (var_1_12) : (var_1_14)); [L140] unsigned char stepLocal_10 = var_1_27; VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_10=0, stepLocal_11=63, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=63, var_1_16=2, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=2, var_1_5=-32769, var_1_6=-3221225447, var_1_8=-2147483649, var_1_9=1073741798] [L141] COND FALSE !(var_1_28 && stepLocal_10) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_11=63, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=63, var_1_16=2, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=2, var_1_5=-32769, var_1_6=-3221225447, var_1_8=-2147483649, var_1_9=1073741798] [L144] EXPR -25 << var_1_9 VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_11=63, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=63, var_1_16=2, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=2, var_1_5=-32769, var_1_6=-3221225447, var_1_8=-2147483649, var_1_9=1073741798] [L144] COND TRUE stepLocal_11 > (-25 << var_1_9) [L145] var_1_29 = (var_1_27 || var_1_28) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, stepLocal_0=50, stepLocal_2=0, stepLocal_3=0, stepLocal_8=10000000, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=63, var_1_16=2, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_32=0, var_1_33=2, var_1_5=-32769, var_1_6=-3221225447, var_1_8=-2147483649, var_1_9=1073741798] [L206] RET step() [L207] CALL, EXPR property() [L197] EXPR (((((((((((((last_1_var_1_12 >= last_1_var_1_24) ? (last_1_var_1_29 ? (var_1_1 == ((unsigned short int) (var_1_5 - last_1_var_1_12))) : 1) : 1) && (((var_1_33 * 8.2) < 10.4) ? (var_1_6 == ((unsigned long int) (var_1_8 - var_1_9))) : 1)) && (last_1_var_1_29 ? (last_1_var_1_29 ? (var_1_9 == ((signed long int) (last_1_var_1_24 + 100))) : (var_1_9 == ((signed long int) (((((var_1_5 + last_1_var_1_24)) > (last_1_var_1_9)) ? ((var_1_5 + last_1_var_1_24)) : (last_1_var_1_9)))))) : (var_1_9 == ((signed long int) ((var_1_11 - 16) - last_1_var_1_24))))) && (last_1_var_1_29 ? (var_1_12 == ((unsigned char) (64 + var_1_13))) : (var_1_12 == ((unsigned char) (32 + ((((var_1_14 - 2) < 0 ) ? -(var_1_14 - 2) : (var_1_14 - 2)))))))) && (var_1_15 == ((double) ((var_1_16 - var_1_17) - var_1_18)))) && ((var_1_33 >= 0.25) ? (var_1_19 == ((float) (var_1_17 + var_1_20))) : 1)) && ((var_1_26 >= (var_1_26 + (var_1_14 * 16))) ? ((-256 > var_1_24) ? (var_1_21 == ((double) var_1_17)) : 1) : (var_1_21 == ((double) (((((1.75) < (var_1_18)) ? (1.75) : (var_1_18))) - (9.9999999995E9 + var_1_17)))))) && (var_1_27 ? (var_1_23 == ((double) ((((4.5) < 0 ) ? -(4.5) : (4.5))))) : 1)) && (((var_1_13 * (var_1_5 * last_1_var_1_9)) <= var_1_14) ? (var_1_24 == ((signed long int) 50)) : ((last_1_var_1_27 || last_1_var_1_27) ? ((last_1_var_1_27 || last_1_var_1_27) ? (var_1_24 == ((signed long int) last_1_var_1_12)) : 1) : (var_1_24 == ((signed long int) var_1_13))))) && ((0 >= ((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6)))) ? (var_1_27 ? (var_1_25 == ((unsigned short int) (((((var_1_5 - var_1_9)) > ((var_1_12 + var_1_24))) ? ((var_1_5 - var_1_9)) : ((var_1_12 + var_1_24)))))) : 1) : ((var_1_8 < 25u) ? (var_1_25 == ((unsigned short int) var_1_6)) : 1))) && ((last_1_var_1_24 >= (128u + last_1_var_1_1)) ? ((10000000 != var_1_14) ? (var_1_26 == ((signed short int) last_1_var_1_25)) : 1) : 1)) && ((50u >= var_1_5) ? (var_1_27 == ((unsigned char) var_1_28)) : 1)) && ((var_1_28 && var_1_27) ? (var_1_29 == ((unsigned char) (var_1_28 && var_1_30))) : ((((((var_1_12) < (var_1_14)) ? (var_1_12) : (var_1_14))) > (-25 << var_1_9)) ? (var_1_29 == ((unsigned char) (var_1_27 || var_1_28))) : (var_1_29 == ((unsigned char) ((var_1_23 <= ((((var_1_21) < (var_1_17)) ? (var_1_21) : (var_1_17)))) && var_1_32))))) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=63, var_1_16=2, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_32=0, var_1_33=2, var_1_5=-32769, var_1_6=-3221225447, var_1_8=-2147483649, var_1_9=1073741798] [L197-L198] return ((((((((((((((last_1_var_1_12 >= last_1_var_1_24) ? (last_1_var_1_29 ? (var_1_1 == ((unsigned short int) (var_1_5 - last_1_var_1_12))) : 1) : 1) && (((var_1_33 * 8.2) < 10.4) ? (var_1_6 == ((unsigned long int) (var_1_8 - var_1_9))) : 1)) && (last_1_var_1_29 ? (last_1_var_1_29 ? (var_1_9 == ((signed long int) (last_1_var_1_24 + 100))) : (var_1_9 == ((signed long int) (((((var_1_5 + last_1_var_1_24)) > (last_1_var_1_9)) ? ((var_1_5 + last_1_var_1_24)) : (last_1_var_1_9)))))) : (var_1_9 == ((signed long int) ((var_1_11 - 16) - last_1_var_1_24))))) && (last_1_var_1_29 ? (var_1_12 == ((unsigned char) (64 + var_1_13))) : (var_1_12 == ((unsigned char) (32 + ((((var_1_14 - 2) < 0 ) ? -(var_1_14 - 2) : (var_1_14 - 2)))))))) && (var_1_15 == ((double) ((var_1_16 - var_1_17) - var_1_18)))) && ((var_1_33 >= 0.25) ? (var_1_19 == ((float) (var_1_17 + var_1_20))) : 1)) && ((var_1_26 >= (var_1_26 + (var_1_14 * 16))) ? ((-256 > var_1_24) ? (var_1_21 == ((double) var_1_17)) : 1) : (var_1_21 == ((double) (((((1.75) < (var_1_18)) ? (1.75) : (var_1_18))) - (9.9999999995E9 + var_1_17)))))) && (var_1_27 ? (var_1_23 == ((double) ((((4.5) < 0 ) ? -(4.5) : (4.5))))) : 1)) && (((var_1_13 * (var_1_5 * last_1_var_1_9)) <= var_1_14) ? (var_1_24 == ((signed long int) 50)) : ((last_1_var_1_27 || last_1_var_1_27) ? ((last_1_var_1_27 || last_1_var_1_27) ? (var_1_24 == ((signed long int) last_1_var_1_12)) : 1) : (var_1_24 == ((signed long int) var_1_13))))) && ((0 >= ((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6)))) ? (var_1_27 ? (var_1_25 == ((unsigned short int) (((((var_1_5 - var_1_9)) > ((var_1_12 + var_1_24))) ? ((var_1_5 - var_1_9)) : ((var_1_12 + var_1_24)))))) : 1) : ((var_1_8 < 25u) ? (var_1_25 == ((unsigned short int) var_1_6)) : 1))) && ((last_1_var_1_24 >= (128u + last_1_var_1_1)) ? ((10000000 != var_1_14) ? (var_1_26 == ((signed short int) last_1_var_1_25)) : 1) : 1)) && ((50u >= var_1_5) ? (var_1_27 == ((unsigned char) var_1_28)) : 1)) && ((var_1_28 && var_1_27) ? (var_1_29 == ((unsigned char) (var_1_28 && var_1_30))) : ((((((var_1_12) < (var_1_14)) ? (var_1_12) : (var_1_14))) > (-25 << var_1_9)) ? (var_1_29 == ((unsigned char) (var_1_27 || var_1_28))) : (var_1_29 == ((unsigned char) ((var_1_23 <= ((((var_1_21) < (var_1_17)) ? (var_1_21) : (var_1_17)))) && var_1_32)))))) && ((var_1_32 || (var_1_26 > var_1_1)) ? (var_1_33 == ((float) (((((var_1_20 + ((((var_1_17) > (var_1_34)) ? (var_1_17) : (var_1_34))))) < (var_1_16)) ? ((var_1_20 + ((((var_1_17) > (var_1_34)) ? (var_1_17) : (var_1_34))))) : (var_1_16))))) : (var_1_33 == ((float) var_1_16))) ; [L207] RET, EXPR property() [L207] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=63, var_1_16=2, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_32=0, var_1_33=2, var_1_5=-32769, var_1_6=-3221225447, var_1_8=-2147483649, var_1_9=1073741798] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1073741822, var_1_12=93, var_1_13=0, var_1_14=63, var_1_16=2, var_1_1=64, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_32=0, var_1_33=2, var_1_5=-32769, var_1_6=-3221225447, var_1_8=-2147483649, var_1_9=1073741798] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 90 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.8s, OverallIterations: 7, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2530 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2527 mSDsluCounter, 3277 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2279 mSDsCounter, 763 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1682 IncrementalHoareTripleChecker+Invalid, 2445 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 763 mSolverCounterUnsat, 998 mSDtfsCounter, 1682 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 736 GetRequests, 605 SyntacticMatches, 0 SemanticMatches, 131 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2614 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2329occurred in iteration=6, InterpolantAutomatonStates: 119, 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, 6 MinimizatonAttempts, 1463 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 1503 NumberOfCodeBlocks, 1503 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1489 ConstructedInterpolants, 0 QuantifiedInterpolants, 4400 SizeOfPredicates, 9 NumberOfNonLiveVariables, 778 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 10 InterpolantComputations, 4 PerfectInterpolantSequences, 8184/8400 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 11:30:49,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 b17426fcbd3c87a5dd89cb5e1501daf40166b5a166256cea7242083b05c82ceb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 11:30:51,501 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 11:30:51,582 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 11:30:51,588 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 11:30:51,588 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 11:30:51,610 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 11:30:51,611 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 11:30:51,611 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 11:30:51,611 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 11:30:51,611 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 11:30:51,612 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 11:30:51,612 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 11:30:51,612 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 11:30:51,612 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 11:30:51,612 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 11:30:51,612 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 11:30:51,612 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 11:30:51,612 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 11:30:51,612 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 11:30:51,613 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 11:30:51,613 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 11:30:51,613 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 11:30:51,613 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 11:30:51,613 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 11:30:51,613 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 11:30:51,613 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 11:30:51,613 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 11:30:51,613 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 11:30:51,613 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 11:30:51,613 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 11:30:51,613 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 11:30:51,613 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:30:51,614 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:30:51,614 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:30:51,614 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:30:51,614 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 11:30:51,614 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:30:51,614 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:30:51,614 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:30:51,614 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:30:51,614 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 11:30:51,614 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 11:30:51,614 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 11:30:51,614 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 11:30:51,614 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 11:30:51,615 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 11:30:51,615 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 11:30:51,615 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 11:30:51,615 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 11:30:51,615 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 11:30:51,616 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_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 -> b17426fcbd3c87a5dd89cb5e1501daf40166b5a166256cea7242083b05c82ceb [2024-12-02 11:30:51,845 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 11:30:51,853 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 11:30:51,855 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 11:30:51,856 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 11:30:51,857 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 11:30:51,858 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i [2024-12-02 11:30:54,511 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/data/b1ac65873/986c4ee11dbc4faa864b742671b4509f/FLAG172945945 [2024-12-02 11:30:54,741 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 11:30:54,742 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i [2024-12-02 11:30:54,750 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/data/b1ac65873/986c4ee11dbc4faa864b742671b4509f/FLAG172945945 [2024-12-02 11:30:55,082 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/data/b1ac65873/986c4ee11dbc4faa864b742671b4509f [2024-12-02 11:30:55,084 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 11:30:55,085 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 11:30:55,086 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 11:30:55,086 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 11:30:55,090 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 11:30:55,091 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:30:55" (1/1) ... [2024-12-02 11:30:55,091 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 11:30:55, skipping insertion in model container [2024-12-02 11:30:55,092 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:30:55" (1/1) ... [2024-12-02 11:30:55,109 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 11:30:55,219 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_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i[916,929] [2024-12-02 11:30:55,278 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:30:55,291 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 11:30:55,298 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_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i[916,929] [2024-12-02 11:30:55,332 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:30:55,349 INFO L204 MainTranslator]: Completed translation [2024-12-02 11:30:55,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:55 WrapperNode [2024-12-02 11:30:55,350 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 11:30:55,351 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 11:30:55,351 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 11:30:55,351 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 11:30:55,356 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:55" (1/1) ... [2024-12-02 11:30:55,365 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:55" (1/1) ... [2024-12-02 11:30:55,386 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 193 [2024-12-02 11:30:55,387 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 11:30:55,387 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 11:30:55,387 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 11:30:55,387 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 11:30:55,394 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:55" (1/1) ... [2024-12-02 11:30:55,394 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:55" (1/1) ... [2024-12-02 11:30:55,396 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:55" (1/1) ... [2024-12-02 11:30:55,406 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 11:30:55,406 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:55" (1/1) ... [2024-12-02 11:30:55,407 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:55" (1/1) ... [2024-12-02 11:30:55,414 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:55" (1/1) ... [2024-12-02 11:30:55,415 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:55" (1/1) ... [2024-12-02 11:30:55,419 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:55" (1/1) ... [2024-12-02 11:30:55,421 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:55" (1/1) ... [2024-12-02 11:30:55,422 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:55" (1/1) ... [2024-12-02 11:30:55,426 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 11:30:55,427 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 11:30:55,427 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 11:30:55,427 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 11:30:55,428 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:55" (1/1) ... [2024-12-02 11:30:55,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:30:55,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:30:55,456 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 11:30:55,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 11:30:55,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 11:30:55,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 11:30:55,480 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 11:30:55,480 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 11:30:55,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 11:30:55,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 11:30:55,564 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 11:30:55,565 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 11:31:08,014 INFO L? ?]: Removed 34 outVars from TransFormulas that were not future-live. [2024-12-02 11:31:08,015 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 11:31:08,024 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 11:31:08,025 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 11:31:08,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:31:08 BoogieIcfgContainer [2024-12-02 11:31:08,025 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 11:31:08,027 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 11:31:08,028 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 11:31:08,032 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 11:31:08,032 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 11:30:55" (1/3) ... [2024-12-02 11:31:08,032 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79a775bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:31:08, skipping insertion in model container [2024-12-02 11:31:08,032 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:55" (2/3) ... [2024-12-02 11:31:08,033 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79a775bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:31:08, skipping insertion in model container [2024-12-02 11:31:08,033 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:31:08" (3/3) ... [2024-12-02 11:31:08,034 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-66.i [2024-12-02 11:31:08,044 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 11:31:08,047 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount100_file-66.i that has 2 procedures, 81 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 11:31:08,085 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 11:31:08,095 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;@302f5212, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 11:31:08,096 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 11:31:08,099 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 57 states have (on average 1.4736842105263157) internal successors, (84), 58 states have internal predecessors, (84), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-12-02 11:31:08,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-12-02 11:31:08,110 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:31:08,110 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:31:08,111 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:31:08,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:31:08,115 INFO L85 PathProgramCache]: Analyzing trace with hash 1080973051, now seen corresponding path program 1 times [2024-12-02 11:31:08,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:31:08,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [223463422] [2024-12-02 11:31:08,126 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:31:08,126 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 11:31:08,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:31:08,128 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 11:31:08,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 11:31:08,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:31:08,931 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 11:31:08,936 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:31:08,965 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 404 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2024-12-02 11:31:08,966 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:31:08,966 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:31:08,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [223463422] [2024-12-02 11:31:08,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [223463422] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:31:08,967 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:31:08,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:31:08,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265904775] [2024-12-02 11:31:08,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:31:08,973 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 11:31:08,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:31:08,988 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 11:31:08,989 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 11:31:08,990 INFO L87 Difference]: Start difference. First operand has 81 states, 57 states have (on average 1.4736842105263157) internal successors, (84), 58 states have internal predecessors, (84), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 11:31:09,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:31:09,014 INFO L93 Difference]: Finished difference Result 155 states and 267 transitions. [2024-12-02 11:31:09,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 11:31:09,015 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 147 [2024-12-02 11:31:09,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:31:09,022 INFO L225 Difference]: With dead ends: 155 [2024-12-02 11:31:09,022 INFO L226 Difference]: Without dead ends: 77 [2024-12-02 11:31:09,025 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 146 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 11:31:09,028 INFO L435 NwaCegarLoop]: 119 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, 119 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 11:31:09,029 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:31:09,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2024-12-02 11:31:09,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2024-12-02 11:31:09,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 54 states have (on average 1.4259259259259258) internal successors, (77), 54 states have internal predecessors, (77), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-12-02 11:31:09,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 119 transitions. [2024-12-02 11:31:09,066 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 119 transitions. Word has length 147 [2024-12-02 11:31:09,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:31:09,066 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 119 transitions. [2024-12-02 11:31:09,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 11:31:09,066 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 119 transitions. [2024-12-02 11:31:09,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-12-02 11:31:09,069 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:31:09,069 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:31:09,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 11:31:09,269 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 11:31:09,270 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:31:09,270 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:31:09,270 INFO L85 PathProgramCache]: Analyzing trace with hash 1163602625, now seen corresponding path program 1 times [2024-12-02 11:31:09,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:31:09,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [190286393] [2024-12-02 11:31:09,271 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:31:09,271 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 11:31:09,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:31:09,273 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 11:31:09,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 11:31:10,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:31:10,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 11:31:10,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:31:11,722 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 11:31:11,722 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:31:11,723 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:31:11,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [190286393] [2024-12-02 11:31:11,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [190286393] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:31:11,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:31:11,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 11:31:11,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464506898] [2024-12-02 11:31:11,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:31:11,725 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:31:11,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:31:11,725 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:31:11,725 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:31:11,726 INFO L87 Difference]: Start difference. First operand 77 states and 119 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:31:16,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:31:20,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:31:24,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:31:28,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:31:28,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:31:28,631 INFO L93 Difference]: Finished difference Result 248 states and 390 transitions. [2024-12-02 11:31:28,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:31:28,706 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 147 [2024-12-02 11:31:28,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:31:28,709 INFO L225 Difference]: With dead ends: 248 [2024-12-02 11:31:28,709 INFO L226 Difference]: Without dead ends: 174 [2024-12-02 11:31:28,710 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 11:31:28,711 INFO L435 NwaCegarLoop]: 115 mSDtfsCounter, 147 mSDsluCounter, 217 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 50 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 332 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.8s IncrementalHoareTripleChecker+Time [2024-12-02 11:31:28,712 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 332 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 15 Invalid, 4 Unknown, 0 Unchecked, 16.8s Time] [2024-12-02 11:31:28,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2024-12-02 11:31:28,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 123. [2024-12-02 11:31:28,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 78 states have (on average 1.3333333333333333) internal successors, (104), 78 states have internal predecessors, (104), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-12-02 11:31:28,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 188 transitions. [2024-12-02 11:31:28,741 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 188 transitions. Word has length 147 [2024-12-02 11:31:28,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:31:28,742 INFO L471 AbstractCegarLoop]: Abstraction has 123 states and 188 transitions. [2024-12-02 11:31:28,742 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:31:28,742 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 188 transitions. [2024-12-02 11:31:28,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-12-02 11:31:28,744 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:31:28,744 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:31:28,767 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 11:31:28,945 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 11:31:28,945 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:31:28,946 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:31:28,946 INFO L85 PathProgramCache]: Analyzing trace with hash 1382457343, now seen corresponding path program 1 times [2024-12-02 11:31:28,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:31:28,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [449720928] [2024-12-02 11:31:28,947 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:31:28,947 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 11:31:28,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:31:28,949 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 11:31:28,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 11:31:29,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:31:29,781 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-02 11:31:29,790 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:31:34,631 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 134 proven. 3 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2024-12-02 11:31:34,631 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:31:36,722 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 57 proven. 3 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-12-02 11:31:36,722 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:31:36,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [449720928] [2024-12-02 11:31:36,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [449720928] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 11:31:36,722 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 11:31:36,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 11 [2024-12-02 11:31:36,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379900369] [2024-12-02 11:31:36,722 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 11:31:36,723 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-12-02 11:31:36,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:31:36,724 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-12-02 11:31:36,724 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2024-12-02 11:31:36,725 INFO L87 Difference]: Start difference. First operand 123 states and 188 transitions. Second operand has 11 states, 11 states have (on average 7.636363636363637) internal successors, (84), 11 states have internal predecessors, (84), 4 states have call successors, (42), 3 states have call predecessors, (42), 5 states have return successors, (42), 4 states have call predecessors, (42), 4 states have call successors, (42) [2024-12-02 11:31:41,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:31:47,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:31:51,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:31:55,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:31:59,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:32:03,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:32:07,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:32:11,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:32:15,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:32:19,631 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:32:23,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:32:27,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:32:31,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:32:35,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:32:40,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:32:44,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:32:48,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:32:52,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:32:56,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:33:00,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:33:04,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:33:08,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:33:12,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:33:12,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:33:12,998 INFO L93 Difference]: Finished difference Result 360 states and 546 transitions. [2024-12-02 11:33:12,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 11:33:12,999 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.636363636363637) internal successors, (84), 11 states have internal predecessors, (84), 4 states have call successors, (42), 3 states have call predecessors, (42), 5 states have return successors, (42), 4 states have call predecessors, (42), 4 states have call successors, (42) Word has length 147 [2024-12-02 11:33:12,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:33:13,001 INFO L225 Difference]: With dead ends: 360 [2024-12-02 11:33:13,001 INFO L226 Difference]: Without dead ends: 284 [2024-12-02 11:33:13,002 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 297 GetRequests, 282 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=86, Invalid=154, Unknown=0, NotChecked=0, Total=240 [2024-12-02 11:33:13,002 INFO L435 NwaCegarLoop]: 89 mSDtfsCounter, 252 mSDsluCounter, 428 mSDsCounter, 0 mSdLazyCounter, 391 mSolverCounterSat, 48 mSolverCounterUnsat, 21 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 95.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 289 SdHoareTripleChecker+Valid, 517 SdHoareTripleChecker+Invalid, 460 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 391 IncrementalHoareTripleChecker+Invalid, 21 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 95.8s IncrementalHoareTripleChecker+Time [2024-12-02 11:33:13,003 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [289 Valid, 517 Invalid, 460 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 391 Invalid, 21 Unknown, 0 Unchecked, 95.8s Time] [2024-12-02 11:33:13,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2024-12-02 11:33:13,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 207. [2024-12-02 11:33:13,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 207 states, 138 states have (on average 1.355072463768116) internal successors, (187), 138 states have internal predecessors, (187), 63 states have call successors, (63), 5 states have call predecessors, (63), 5 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2024-12-02 11:33:13,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 313 transitions. [2024-12-02 11:33:13,042 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 313 transitions. Word has length 147 [2024-12-02 11:33:13,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:33:13,043 INFO L471 AbstractCegarLoop]: Abstraction has 207 states and 313 transitions. [2024-12-02 11:33:13,043 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.636363636363637) internal successors, (84), 11 states have internal predecessors, (84), 4 states have call successors, (42), 3 states have call predecessors, (42), 5 states have return successors, (42), 4 states have call predecessors, (42), 4 states have call successors, (42) [2024-12-02 11:33:13,043 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 313 transitions. [2024-12-02 11:33:13,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-12-02 11:33:13,045 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:33:13,046 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:33:13,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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)] Forceful destruction successful, exit code 0 [2024-12-02 11:33:13,246 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 11:33:13,246 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:33:13,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:33:13,247 INFO L85 PathProgramCache]: Analyzing trace with hash 102593665, now seen corresponding path program 1 times [2024-12-02 11:33:13,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:33:13,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [646848130] [2024-12-02 11:33:13,247 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:33:13,247 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 11:33:13,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:33:13,249 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 11:33:13,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 11:33:13,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:33:14,001 INFO L256 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 11:33:14,004 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:33:16,507 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 168 proven. 54 refuted. 0 times theorem prover too weak. 618 trivial. 0 not checked. [2024-12-02 11:33:16,508 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:33:18,924 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-12-02 11:33:18,925 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:33:18,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [646848130] [2024-12-02 11:33:18,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [646848130] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 11:33:18,925 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 11:33:18,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2024-12-02 11:33:18,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916318878] [2024-12-02 11:33:18,925 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 11:33:18,926 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 11:33:18,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:33:18,927 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 11:33:18,927 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2024-12-02 11:33:18,927 INFO L87 Difference]: Start difference. First operand 207 states and 313 transitions. Second operand has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 3 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2024-12-02 11:33:22,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:33:26,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:33:30,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:33:34,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:33:38,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:33:42,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:33:46,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:33:50,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:33:54,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:33:58,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:34:02,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:34:02,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:34:02,755 INFO L93 Difference]: Finished difference Result 391 states and 581 transitions. [2024-12-02 11:34:02,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 11:34:02,857 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 3 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) Word has length 147 [2024-12-02 11:34:02,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:34:02,858 INFO L225 Difference]: With dead ends: 391 [2024-12-02 11:34:02,859 INFO L226 Difference]: Without dead ends: 237 [2024-12-02 11:34:02,859 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 295 GetRequests, 284 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2024-12-02 11:34:02,860 INFO L435 NwaCegarLoop]: 98 mSDtfsCounter, 145 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 167 mSolverCounterSat, 13 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 167 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.5s IncrementalHoareTripleChecker+Time [2024-12-02 11:34:02,860 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 313 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 167 Invalid, 10 Unknown, 0 Unchecked, 43.5s Time] [2024-12-02 11:34:02,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2024-12-02 11:34:02,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 219. [2024-12-02 11:34:02,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 147 states have (on average 1.3197278911564625) internal successors, (194), 147 states have internal predecessors, (194), 63 states have call successors, (63), 8 states have call predecessors, (63), 8 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2024-12-02 11:34:02,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 320 transitions. [2024-12-02 11:34:02,892 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 320 transitions. Word has length 147 [2024-12-02 11:34:02,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:34:02,893 INFO L471 AbstractCegarLoop]: Abstraction has 219 states and 320 transitions. [2024-12-02 11:34:02,893 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 3 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2024-12-02 11:34:02,894 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 320 transitions. [2024-12-02 11:34:02,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-12-02 11:34:02,896 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:34:02,896 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:34:02,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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)] Ended with exit code 0 [2024-12-02 11:34:03,096 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 11:34:03,097 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:34:03,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:34:03,097 INFO L85 PathProgramCache]: Analyzing trace with hash 1877601027, now seen corresponding path program 1 times [2024-12-02 11:34:03,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:34:03,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1856880827] [2024-12-02 11:34:03,097 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:34:03,097 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 11:34:03,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:34:03,099 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 11:34:03,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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)] Waiting until timeout for monitored process [2024-12-02 11:34:03,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:34:03,938 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 11:34:03,940 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:34:06,834 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 20 proven. 60 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 11:34:06,835 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:34:09,446 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-12-02 11:34:09,446 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:34:09,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1856880827] [2024-12-02 11:34:09,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1856880827] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 11:34:09,446 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 11:34:09,446 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2024-12-02 11:34:09,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596967644] [2024-12-02 11:34:09,447 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 11:34:09,447 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 11:34:09,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:34:09,448 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 11:34:09,448 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2024-12-02 11:34:09,448 INFO L87 Difference]: Start difference. First operand 219 states and 320 transitions. Second operand has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 3 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 3 states have call successors, (42) [2024-12-02 11:34:16,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:34:20,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:34:24,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:34:28,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:34:32,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:34:33,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:34:33,020 INFO L93 Difference]: Finished difference Result 403 states and 580 transitions. [2024-12-02 11:34:33,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 11:34:33,021 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 3 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 3 states have call successors, (42) Word has length 147 [2024-12-02 11:34:33,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:34:33,023 INFO L225 Difference]: With dead ends: 403 [2024-12-02 11:34:33,023 INFO L226 Difference]: Without dead ends: 241 [2024-12-02 11:34:33,024 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 295 GetRequests, 284 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2024-12-02 11:34:33,025 INFO L435 NwaCegarLoop]: 90 mSDtfsCounter, 101 mSDsluCounter, 263 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 4 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 353 SdHoareTripleChecker+Invalid, 254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.2s IncrementalHoareTripleChecker+Time [2024-12-02 11:34:33,026 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 353 Invalid, 254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 245 Invalid, 5 Unknown, 0 Unchecked, 23.2s Time] [2024-12-02 11:34:33,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2024-12-02 11:34:33,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 231. [2024-12-02 11:34:33,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 156 states have (on average 1.2884615384615385) internal successors, (201), 156 states have internal predecessors, (201), 63 states have call successors, (63), 11 states have call predecessors, (63), 11 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2024-12-02 11:34:33,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 327 transitions. [2024-12-02 11:34:33,054 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 327 transitions. Word has length 147 [2024-12-02 11:34:33,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:34:33,055 INFO L471 AbstractCegarLoop]: Abstraction has 231 states and 327 transitions. [2024-12-02 11:34:33,055 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 3 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 3 states have call successors, (42) [2024-12-02 11:34:33,055 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 327 transitions. [2024-12-02 11:34:33,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-12-02 11:34:33,057 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:34:33,057 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:34:33,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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)] Ended with exit code 0 [2024-12-02 11:34:33,257 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 11:34:33,257 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:34:33,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:34:33,258 INFO L85 PathProgramCache]: Analyzing trace with hash 289253125, now seen corresponding path program 1 times [2024-12-02 11:34:33,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:34:33,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [129678647] [2024-12-02 11:34:33,259 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:34:33,259 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 11:34:33,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:34:33,260 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 11:34:33,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 11:34:33,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:34:34,023 INFO L256 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 11:34:34,025 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:34:37,061 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 11:34:37,061 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:34:37,061 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:34:37,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [129678647] [2024-12-02 11:34:37,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [129678647] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:34:37,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:34:37,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:34:37,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70232512] [2024-12-02 11:34:37,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:34:37,062 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:34:37,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:34:37,062 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:34:37,062 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:34:37,063 INFO L87 Difference]: Start difference. First operand 231 states and 327 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:34:41,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:34:41,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:34:41,414 INFO L93 Difference]: Finished difference Result 401 states and 572 transitions. [2024-12-02 11:34:41,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:34:41,415 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 147 [2024-12-02 11:34:41,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:34:41,418 INFO L225 Difference]: With dead ends: 401 [2024-12-02 11:34:41,418 INFO L226 Difference]: Without dead ends: 231 [2024-12-02 11:34:41,419 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 145 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 11:34:41,420 INFO L435 NwaCegarLoop]: 109 mSDtfsCounter, 39 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-12-02 11:34:41,420 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 109 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-12-02 11:34:41,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2024-12-02 11:34:41,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 231. [2024-12-02 11:34:41,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 156 states have (on average 1.2628205128205128) internal successors, (197), 156 states have internal predecessors, (197), 63 states have call successors, (63), 11 states have call predecessors, (63), 11 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2024-12-02 11:34:41,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 323 transitions. [2024-12-02 11:34:41,447 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 323 transitions. Word has length 147 [2024-12-02 11:34:41,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:34:41,447 INFO L471 AbstractCegarLoop]: Abstraction has 231 states and 323 transitions. [2024-12-02 11:34:41,447 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:34:41,448 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 323 transitions. [2024-12-02 11:34:41,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-12-02 11:34:41,449 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:34:41,449 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:34:41,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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)] Forceful destruction successful, exit code 0 [2024-12-02 11:34:41,650 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 11:34:41,650 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:34:41,650 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:34:41,651 INFO L85 PathProgramCache]: Analyzing trace with hash 990317703, now seen corresponding path program 1 times [2024-12-02 11:34:41,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:34:41,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1714397326] [2024-12-02 11:34:41,651 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:34:41,651 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 11:34:41,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:34:41,653 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 11:34:41,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 (8)] Waiting until timeout for monitored process [2024-12-02 11:34:42,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:34:42,533 INFO L256 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 11:34:42,535 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:34:45,978 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 11:34:45,978 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:34:45,978 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:34:45,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1714397326] [2024-12-02 11:34:45,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1714397326] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:34:45,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:34:45,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 11:34:45,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854210386] [2024-12-02 11:34:45,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:34:45,979 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:34:45,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:34:45,980 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:34:45,980 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:34:45,980 INFO L87 Difference]: Start difference. First operand 231 states and 323 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:34:50,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:34:54,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:34:54,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:34:54,410 INFO L93 Difference]: Finished difference Result 401 states and 564 transitions. [2024-12-02 11:34:54,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:34:54,483 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 147 [2024-12-02 11:34:54,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:34:54,486 INFO L225 Difference]: With dead ends: 401 [2024-12-02 11:34:54,486 INFO L226 Difference]: Without dead ends: 231 [2024-12-02 11:34:54,487 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 11:34:54,487 INFO L435 NwaCegarLoop]: 107 mSDtfsCounter, 33 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2024-12-02 11:34:54,488 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 213 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 2 Unknown, 0 Unchecked, 8.3s Time] [2024-12-02 11:34:54,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2024-12-02 11:34:54,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 231. [2024-12-02 11:34:54,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 156 states have (on average 1.25) internal successors, (195), 156 states have internal predecessors, (195), 63 states have call successors, (63), 11 states have call predecessors, (63), 11 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2024-12-02 11:34:54,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 321 transitions. [2024-12-02 11:34:54,515 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 321 transitions. Word has length 147 [2024-12-02 11:34:54,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:34:54,516 INFO L471 AbstractCegarLoop]: Abstraction has 231 states and 321 transitions. [2024-12-02 11:34:54,516 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 11:34:54,516 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 321 transitions. [2024-12-02 11:34:54,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-12-02 11:34:54,517 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:34:54,517 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:34:54,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 (8)] Ended with exit code 0 [2024-12-02 11:34:54,718 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 11:34:54,718 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:34:54,718 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:34:54,718 INFO L85 PathProgramCache]: Analyzing trace with hash 688579605, now seen corresponding path program 1 times [2024-12-02 11:34:54,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:34:54,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1615970096] [2024-12-02 11:34:54,719 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:34:54,719 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 11:34:54,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:34:54,720 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 11:34:54,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a0f2b7c-1402-4237-97d7-8d4b6cc49b2e/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 11:34:55,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:34:56,000 INFO L256 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 61 conjuncts are in the unsatisfiable core [2024-12-02 11:34:56,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:37:56,839 WARN L286 SmtUtils]: Spent 31.96s on a formula simplification that was a NOOP. DAG size: 88 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 11:40:40,136 WARN L286 SmtUtils]: Spent 5.45s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:42:40,241 WARN L286 SmtUtils]: Spent 1.27m on a formula simplification that was a NOOP. DAG size: 91 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 11:44:10,395 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:44:18,505 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:44:26,613 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:44:34,726 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:44:42,592 WARN L286 SmtUtils]: Spent 7.87s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:44:50,727 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:44:58,834 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:45:06,939 WARN L286 SmtUtils]: Spent 8.10s 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 11:45:15,047 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:45:23,181 WARN L286 SmtUtils]: Spent 8.13s 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 11:45:31,287 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:45:39,419 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)