./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-77.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_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e015321731030b7f97354138d47f6cff75db74fd14f2163382ad9faf90034e24 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 05:05:14,047 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 05:05:14,141 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 05:05:14,149 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 05:05:14,153 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 05:05:14,200 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 05:05:14,201 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 05:05:14,202 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 05:05:14,202 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 05:05:14,203 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 05:05:14,204 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 05:05:14,204 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 05:05:14,205 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 05:05:14,205 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 05:05:14,205 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 05:05:14,205 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 05:05:14,206 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 05:05:14,206 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 05:05:14,206 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 05:05:14,206 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 05:05:14,207 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 05:05:14,207 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 05:05:14,207 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 05:05:14,207 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 05:05:14,207 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 05:05:14,207 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 05:05:14,207 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 05:05:14,207 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 05:05:14,207 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 05:05:14,208 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:05:14,208 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:05:14,208 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:05:14,208 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:05:14,208 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 05:05:14,208 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:05:14,208 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:05:14,208 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:05:14,208 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:05:14,208 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 05:05:14,209 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 05:05:14,209 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 05:05:14,209 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 05:05:14,209 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 05:05:14,209 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 05:05:14,209 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 05:05:14,209 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 05:05:14,209 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 05:05:14,209 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 05:05:14,209 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_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e015321731030b7f97354138d47f6cff75db74fd14f2163382ad9faf90034e24 [2024-11-28 05:05:14,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 05:05:14,555 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 05:05:14,558 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 05:05:14,560 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 05:05:14,560 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 05:05:14,561 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-77.i [2024-11-28 05:05:17,529 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/data/524c2963e/d9a5ea8992734ff38da37461edcafdd2/FLAG02bb57bbc [2024-11-28 05:05:17,941 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 05:05:17,942 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-77.i [2024-11-28 05:05:17,955 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/data/524c2963e/d9a5ea8992734ff38da37461edcafdd2/FLAG02bb57bbc [2024-11-28 05:05:17,975 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/data/524c2963e/d9a5ea8992734ff38da37461edcafdd2 [2024-11-28 05:05:17,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 05:05:17,979 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 05:05:17,980 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 05:05:17,980 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 05:05:17,985 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 05:05:17,986 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:05:17" (1/1) ... [2024-11-28 05:05:17,987 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52047879 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:17, skipping insertion in model container [2024-11-28 05:05:17,987 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:05:17" (1/1) ... [2024-11-28 05:05:18,016 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 05:05:18,232 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_e41a4c98-eec5-4524-be95-bc9afb87130f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-77.i[913,926] [2024-11-28 05:05:18,321 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:05:18,337 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 05:05:18,355 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_e41a4c98-eec5-4524-be95-bc9afb87130f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-77.i[913,926] [2024-11-28 05:05:18,420 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:05:18,449 INFO L204 MainTranslator]: Completed translation [2024-11-28 05:05:18,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:18 WrapperNode [2024-11-28 05:05:18,452 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 05:05:18,453 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 05:05:18,454 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 05:05:18,454 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 05:05:18,462 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:18" (1/1) ... [2024-11-28 05:05:18,473 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:18" (1/1) ... [2024-11-28 05:05:18,511 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 138 [2024-11-28 05:05:18,512 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 05:05:18,512 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 05:05:18,512 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 05:05:18,513 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 05:05:18,526 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:18" (1/1) ... [2024-11-28 05:05:18,527 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:18" (1/1) ... [2024-11-28 05:05:18,533 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:18" (1/1) ... [2024-11-28 05:05:18,553 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 05:05:18,554 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:18" (1/1) ... [2024-11-28 05:05:18,554 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:18" (1/1) ... [2024-11-28 05:05:18,565 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:18" (1/1) ... [2024-11-28 05:05:18,570 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:18" (1/1) ... [2024-11-28 05:05:18,574 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:18" (1/1) ... [2024-11-28 05:05:18,580 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:18" (1/1) ... [2024-11-28 05:05:18,585 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:18" (1/1) ... [2024-11-28 05:05:18,593 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 05:05:18,594 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 05:05:18,594 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 05:05:18,594 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 05:05:18,595 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:18" (1/1) ... [2024-11-28 05:05:18,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:05:18,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:18,644 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 05:05:18,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 05:05:18,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 05:05:18,675 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 05:05:18,675 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 05:05:18,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 05:05:18,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 05:05:18,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 05:05:18,750 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 05:05:18,753 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 05:05:19,223 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-28 05:05:19,224 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 05:05:19,236 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 05:05:19,237 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 05:05:19,237 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:05:19 BoogieIcfgContainer [2024-11-28 05:05:19,237 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 05:05:19,240 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 05:05:19,240 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 05:05:19,245 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 05:05:19,245 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:05:17" (1/3) ... [2024-11-28 05:05:19,246 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20e8bec1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:05:19, skipping insertion in model container [2024-11-28 05:05:19,246 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:18" (2/3) ... [2024-11-28 05:05:19,246 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20e8bec1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:05:19, skipping insertion in model container [2024-11-28 05:05:19,246 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:05:19" (3/3) ... [2024-11-28 05:05:19,247 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-77.i [2024-11-28 05:05:19,264 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 05:05:19,267 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_normal_file-77.i that has 2 procedures, 61 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 05:05:19,345 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 05:05:19,363 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;@1ad73a5f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 05:05:19,363 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 05:05:19,367 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 39 states have (on average 1.3846153846153846) internal successors, (54), 40 states have internal predecessors, (54), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-28 05:05:19,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-28 05:05:19,383 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:05:19,384 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:05:19,384 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:05:19,391 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:05:19,392 INFO L85 PathProgramCache]: Analyzing trace with hash 211014987, now seen corresponding path program 1 times [2024-11-28 05:05:19,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:05:19,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605390211] [2024-11-28 05:05:19,402 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:05:19,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:05:19,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:05:19,690 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2024-11-28 05:05:19,691 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:05:19,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605390211] [2024-11-28 05:05:19,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605390211] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:05:19,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [921598851] [2024-11-28 05:05:19,692 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:05:19,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:05:19,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:19,698 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:05:19,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 05:05:19,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:05:19,952 INFO L256 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 05:05:19,964 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:05:19,989 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2024-11-28 05:05:19,990 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 05:05:19,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [921598851] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:05:19,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 05:05:19,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 05:05:19,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139786253] [2024-11-28 05:05:19,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:05:19,997 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 05:05:19,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:05:20,020 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 05:05:20,020 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 05:05:20,023 INFO L87 Difference]: Start difference. First operand has 61 states, 39 states have (on average 1.3846153846153846) internal successors, (54), 40 states have internal predecessors, (54), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-28 05:05:20,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:05:20,061 INFO L93 Difference]: Finished difference Result 115 states and 197 transitions. [2024-11-28 05:05:20,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 05:05:20,064 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) Word has length 123 [2024-11-28 05:05:20,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:05:20,073 INFO L225 Difference]: With dead ends: 115 [2024-11-28 05:05:20,073 INFO L226 Difference]: Without dead ends: 57 [2024-11-28 05:05:20,077 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 05:05:20,081 INFO L435 NwaCegarLoop]: 85 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, 85 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:05:20,081 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:05:20,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2024-11-28 05:05:20,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2024-11-28 05:05:20,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 36 states have internal predecessors, (47), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-28 05:05:20,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 85 transitions. [2024-11-28 05:05:20,126 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 85 transitions. Word has length 123 [2024-11-28 05:05:20,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:05:20,126 INFO L471 AbstractCegarLoop]: Abstraction has 57 states and 85 transitions. [2024-11-28 05:05:20,127 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-28 05:05:20,127 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2024-11-28 05:05:20,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-28 05:05:20,130 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:05:20,130 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:05:20,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 05:05:20,334 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 05:05:20,335 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:05:20,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:05:20,335 INFO L85 PathProgramCache]: Analyzing trace with hash 563621449, now seen corresponding path program 1 times [2024-11-28 05:05:20,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:05:20,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734562859] [2024-11-28 05:05:20,336 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:05:20,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:05:20,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-28 05:05:20,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [558528266] [2024-11-28 05:05:20,632 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:05:20,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:05:20,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:20,634 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:05:20,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 05:05:20,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:05:20,911 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:05:20,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:05:21,055 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 05:05:21,056 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 05:05:21,057 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 05:05:21,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-28 05:05:21,259 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:05:21,262 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-28 05:05:21,367 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 05:05:21,370 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:05:21 BoogieIcfgContainer [2024-11-28 05:05:21,371 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 05:05:21,371 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 05:05:21,371 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 05:05:21,371 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 05:05:21,372 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:05:19" (3/4) ... [2024-11-28 05:05:21,374 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 05:05:21,375 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 05:05:21,376 INFO L158 Benchmark]: Toolchain (without parser) took 3397.55ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 58.7MB in the end (delta: 58.6MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. [2024-11-28 05:05:21,376 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 117.4MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:05:21,377 INFO L158 Benchmark]: CACSL2BoogieTranslator took 472.00ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 103.3MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 05:05:21,377 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.00ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 100.1MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:05:21,377 INFO L158 Benchmark]: Boogie Preprocessor took 80.83ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 95.6MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 05:05:21,378 INFO L158 Benchmark]: RCFGBuilder took 643.39ms. Allocated memory is still 142.6MB. Free memory was 95.6MB in the beginning and 74.8MB in the end (delta: 20.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 05:05:21,378 INFO L158 Benchmark]: TraceAbstraction took 2131.07ms. Allocated memory is still 142.6MB. Free memory was 74.3MB in the beginning and 59.4MB in the end (delta: 14.9MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2024-11-28 05:05:21,378 INFO L158 Benchmark]: Witness Printer took 4.13ms. Allocated memory is still 142.6MB. Free memory was 59.4MB in the beginning and 58.7MB in the end (delta: 702.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:05:21,380 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 117.4MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 472.00ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 103.3MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.00ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 100.1MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 80.83ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 95.6MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 643.39ms. Allocated memory is still 142.6MB. Free memory was 95.6MB in the beginning and 74.8MB in the end (delta: 20.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2131.07ms. Allocated memory is still 142.6MB. Free memory was 74.3MB in the beginning and 59.4MB in the end (delta: 14.9MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * Witness Printer took 4.13ms. Allocated memory is still 142.6MB. Free memory was 59.4MB in the beginning and 58.7MB in the end (delta: 702.9kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 93, overapproximation of someBinaryFLOATComparisonOperation at line 58, overapproximation of someBinaryFLOATComparisonOperation at line 95, overapproximation of someBinaryFLOATComparisonOperation at line 66, overapproximation of someBinaryFLOATComparisonOperation at line 129, overapproximation of someBinaryFLOATComparisonOperation at line 100. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 2; [L23] float var_1_2 = 255.5; [L24] float var_1_3 = 99.8; [L25] signed char var_1_4 = -25; [L26] float var_1_6 = 255.25; [L27] unsigned short int var_1_7 = 16; [L28] signed char var_1_8 = -10; [L29] signed char var_1_9 = -8; [L30] unsigned short int var_1_10 = 8; [L31] unsigned short int var_1_11 = 10000; [L32] unsigned short int var_1_12 = 5; [L33] signed short int var_1_13 = 200; [L34] unsigned char var_1_15 = 0; [L35] unsigned short int var_1_16 = 35895; [L36] unsigned short int var_1_17 = 18336; [L37] unsigned char var_1_18 = 0; [L38] signed long int var_1_19 = -50; [L39] signed char last_1_var_1_8 = -10; [L40] unsigned char last_1_var_1_15 = 0; [L41] signed long int last_1_var_1_19 = -50; VAL [isInitial=0, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_2=511/2, var_1_3=499/5, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L133] isInitial = 1 [L134] FCALL initially() [L136] CALL updateLastVariables() [L124] last_1_var_1_8 = var_1_8 [L125] last_1_var_1_15 = var_1_15 [L126] last_1_var_1_19 = var_1_19 VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_2=511/2, var_1_3=499/5, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L136] RET updateLastVariables() [L137] CALL updateVariables() [L92] var_1_2 = __VERIFIER_nondet_float() [L93] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_3=499/5, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_3=499/5, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L93] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_3=499/5, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L94] var_1_3 = __VERIFIER_nondet_float() [L95] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L95] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L96] var_1_4 = __VERIFIER_nondet_char() [L97] CALL assume_abort_if_not(var_1_4 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L97] RET assume_abort_if_not(var_1_4 >= -127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L98] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L98] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L99] var_1_6 = __VERIFIER_nondet_float() [L100] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=16, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=16, var_1_8=-10, var_1_9=-8] [L100] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=16, var_1_8=-10, var_1_9=-8] [L101] var_1_7 = __VERIFIER_nondet_ushort() [L102] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_8=-10, var_1_9=-8] [L102] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_8=-10, var_1_9=-8] [L103] CALL assume_abort_if_not(var_1_7 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=-8] [L103] RET assume_abort_if_not(var_1_7 <= 65534) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=-8] [L104] var_1_9 = __VERIFIER_nondet_char() [L105] CALL assume_abort_if_not(var_1_9 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L105] RET assume_abort_if_not(var_1_9 >= -127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L106] CALL assume_abort_if_not(var_1_9 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L106] RET assume_abort_if_not(var_1_9 <= 126) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L107] var_1_11 = __VERIFIER_nondet_ushort() [L108] CALL assume_abort_if_not(var_1_11 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L108] RET assume_abort_if_not(var_1_11 >= 8191) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L109] CALL assume_abort_if_not(var_1_11 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L109] RET assume_abort_if_not(var_1_11 <= 16384) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L110] var_1_12 = __VERIFIER_nondet_ushort() [L111] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L111] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L112] CALL assume_abort_if_not(var_1_12 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L112] RET assume_abort_if_not(var_1_12 <= 16383) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L113] var_1_16 = __VERIFIER_nondet_ushort() [L114] CALL assume_abort_if_not(var_1_16 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L114] RET assume_abort_if_not(var_1_16 >= 32767) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L115] CALL assume_abort_if_not(var_1_16 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L115] RET assume_abort_if_not(var_1_16 <= 65535) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L116] var_1_17 = __VERIFIER_nondet_ushort() [L117] CALL assume_abort_if_not(var_1_17 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L117] RET assume_abort_if_not(var_1_17 >= 16383) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L118] CALL assume_abort_if_not(var_1_17 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L118] RET assume_abort_if_not(var_1_17 <= 32767) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L119] var_1_18 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L120] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L121] CALL assume_abort_if_not(var_1_18 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L121] RET assume_abort_if_not(var_1_18 <= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L137] RET updateVariables() [L138] CALL step() [L45] signed long int stepLocal_0 = (((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)); VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=1, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L46] COND FALSE !(stepLocal_0 <= last_1_var_1_8) [L53] var_1_1 = var_1_7 VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=1, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L55] COND TRUE (- var_1_7) < (var_1_1 * var_1_4) [L56] var_1_8 = var_1_9 VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=1, var_1_4=1, var_1_7=1, var_1_8=1, var_1_9=1] [L58] COND FALSE !((var_1_6 * var_1_2) <= var_1_3) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=1, var_1_4=1, var_1_7=1, var_1_8=1, var_1_9=1] [L65] signed long int stepLocal_1 = var_1_16 - (var_1_17 - 256); VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_1=16639, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=1, var_1_4=1, var_1_7=1, var_1_8=1, var_1_9=1] [L66] COND FALSE !(var_1_3 != var_1_6) [L73] var_1_15 = var_1_18 VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_1=16639, var_1_10=8, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=1, var_1_4=1, var_1_7=1, var_1_8=1, var_1_9=1] [L75] var_1_10 = (50 + ((var_1_11 + 10000) - var_1_12)) [L76] unsigned short int stepLocal_4 = var_1_1; [L77] signed long int stepLocal_3 = var_1_7 + (128 + var_1_1); [L78] signed long int stepLocal_2 = - var_1_10; VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_1=16639, stepLocal_2=-16383, stepLocal_3=130, stepLocal_4=1, var_1_10=16383, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=1, var_1_4=1, var_1_7=1, var_1_8=1, var_1_9=1] [L79] COND FALSE !(var_1_1 < stepLocal_2) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_1=16639, stepLocal_3=130, stepLocal_4=1, var_1_10=16383, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=1, var_1_4=1, var_1_7=1, var_1_8=1, var_1_9=1] [L84] COND TRUE stepLocal_4 < (((((var_1_10) < (var_1_17)) ? (var_1_10) : (var_1_17))) / var_1_11) [L85] var_1_19 = ((((var_1_7) > (var_1_9)) ? (var_1_7) : (var_1_9))) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_1=16639, stepLocal_3=130, var_1_10=16383, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=1, var_1_1=1, var_1_4=1, var_1_7=1, var_1_8=1, var_1_9=1] [L138] RET step() [L139] CALL, EXPR property() [L129-L130] return ((((((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) <= last_1_var_1_8) ? (((- var_1_3) > ((((var_1_2) > (var_1_6)) ? (var_1_2) : (var_1_6)))) ? (var_1_1 == ((unsigned short int) var_1_7)) : (var_1_1 == ((unsigned short int) var_1_7))) : (var_1_1 == ((unsigned short int) var_1_7))) && (((- var_1_7) < (var_1_1 * var_1_4)) ? (var_1_8 == ((signed char) var_1_9)) : 1)) && (var_1_10 == ((unsigned short int) (50 + ((var_1_11 + 10000) - var_1_12))))) && (((var_1_6 * var_1_2) <= var_1_3) ? (last_1_var_1_15 ? (var_1_13 == ((signed short int) (-10 + var_1_12))) : (var_1_13 == ((signed short int) var_1_4))) : 1)) && ((var_1_3 != var_1_6) ? ((var_1_13 >= (var_1_16 - (var_1_17 - 256))) ? (var_1_15 == ((unsigned char) var_1_18)) : (var_1_15 == ((unsigned char) var_1_18))) : (var_1_15 == ((unsigned char) var_1_18)))) && ((var_1_1 < (- var_1_10)) ? (((var_1_7 + (128 + var_1_1)) <= last_1_var_1_19) ? (var_1_19 == ((signed long int) var_1_4)) : 1) : ((var_1_1 < (((((var_1_10) < (var_1_17)) ? (var_1_10) : (var_1_17))) / var_1_11)) ? (var_1_19 == ((signed long int) ((((var_1_7) > (var_1_9)) ? (var_1_7) : (var_1_9))))) : (var_1_19 == ((signed long int) var_1_16)))) ; VAL [\result=0, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=16383, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=1, var_1_1=1, var_1_4=1, var_1_7=1, var_1_8=1, var_1_9=1] [L139] RET, EXPR property() [L139] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=16383, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=1, var_1_1=1, var_1_4=1, var_1_7=1, var_1_8=1, var_1_9=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=16383, var_1_11=8191, var_1_12=-63678, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=1, var_1_1=1, var_1_4=1, var_1_7=1, var_1_8=1, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 2, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 85 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 85 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 124 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 492 NumberOfCodeBlocks, 492 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 244 ConstructedInterpolants, 0 QuantifiedInterpolants, 244 SizeOfPredicates, 0 NumberOfNonLiveVariables, 295 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1332/1368 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-28 05:05:21,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/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_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e015321731030b7f97354138d47f6cff75db74fd14f2163382ad9faf90034e24 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 05:05:24,284 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 05:05:24,405 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 05:05:24,413 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 05:05:24,414 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 05:05:24,454 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 05:05:24,455 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 05:05:24,456 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 05:05:24,457 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 05:05:24,457 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 05:05:24,457 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 05:05:24,457 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 05:05:24,457 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 05:05:24,458 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 05:05:24,458 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 05:05:24,459 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 05:05:24,459 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 05:05:24,460 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 05:05:24,460 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 05:05:24,460 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 05:05:24,460 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 05:05:24,460 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 05:05:24,460 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 05:05:24,460 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 05:05:24,460 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 05:05:24,460 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 05:05:24,460 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 05:05:24,460 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 05:05:24,460 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 05:05:24,460 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 05:05:24,461 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 05:05:24,461 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:05:24,461 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:05:24,461 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:05:24,461 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:05:24,461 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 05:05:24,461 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:05:24,461 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:05:24,461 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:05:24,461 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:05:24,461 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 05:05:24,461 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 05:05:24,462 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 05:05:24,462 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 05:05:24,462 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 05:05:24,462 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 05:05:24,462 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 05:05:24,462 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 05:05:24,462 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 05:05:24,462 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 05:05:24,462 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_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e015321731030b7f97354138d47f6cff75db74fd14f2163382ad9faf90034e24 [2024-11-28 05:05:24,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 05:05:24,821 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 05:05:24,824 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 05:05:24,825 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 05:05:24,826 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 05:05:24,827 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-77.i [2024-11-28 05:05:27,986 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/data/fbbb90113/85274fe9aa154e05b4e90a7f2ca211f4/FLAG49369cdfc [2024-11-28 05:05:28,386 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 05:05:28,389 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-77.i [2024-11-28 05:05:28,405 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/data/fbbb90113/85274fe9aa154e05b4e90a7f2ca211f4/FLAG49369cdfc [2024-11-28 05:05:28,421 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/data/fbbb90113/85274fe9aa154e05b4e90a7f2ca211f4 [2024-11-28 05:05:28,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 05:05:28,425 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 05:05:28,427 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 05:05:28,427 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 05:05:28,432 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 05:05:28,433 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:05:28" (1/1) ... [2024-11-28 05:05:28,436 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@136e8a06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:28, skipping insertion in model container [2024-11-28 05:05:28,436 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:05:28" (1/1) ... [2024-11-28 05:05:28,460 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 05:05:28,650 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_e41a4c98-eec5-4524-be95-bc9afb87130f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-77.i[913,926] [2024-11-28 05:05:28,743 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:05:28,773 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 05:05:28,790 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_e41a4c98-eec5-4524-be95-bc9afb87130f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-77.i[913,926] [2024-11-28 05:05:28,842 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:05:28,874 INFO L204 MainTranslator]: Completed translation [2024-11-28 05:05:28,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:28 WrapperNode [2024-11-28 05:05:28,875 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 05:05:28,877 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 05:05:28,877 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 05:05:28,877 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 05:05:28,887 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:28" (1/1) ... [2024-11-28 05:05:28,904 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:28" (1/1) ... [2024-11-28 05:05:28,941 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 136 [2024-11-28 05:05:28,941 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 05:05:28,942 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 05:05:28,942 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 05:05:28,944 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 05:05:28,954 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:28" (1/1) ... [2024-11-28 05:05:28,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:28" (1/1) ... [2024-11-28 05:05:28,957 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:28" (1/1) ... [2024-11-28 05:05:28,980 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 05:05:28,984 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:28" (1/1) ... [2024-11-28 05:05:28,984 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:28" (1/1) ... [2024-11-28 05:05:28,999 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:28" (1/1) ... [2024-11-28 05:05:29,000 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:28" (1/1) ... [2024-11-28 05:05:29,007 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:28" (1/1) ... [2024-11-28 05:05:29,013 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:28" (1/1) ... [2024-11-28 05:05:29,014 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:28" (1/1) ... [2024-11-28 05:05:29,021 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 05:05:29,026 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 05:05:29,026 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 05:05:29,026 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 05:05:29,027 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:28" (1/1) ... [2024-11-28 05:05:29,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:05:29,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:29,074 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 05:05:29,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 05:05:29,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 05:05:29,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 05:05:29,113 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 05:05:29,113 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 05:05:29,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 05:05:29,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 05:05:29,203 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 05:05:29,205 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 05:05:30,350 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-28 05:05:30,351 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 05:05:30,361 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 05:05:30,362 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 05:05:30,362 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:05:30 BoogieIcfgContainer [2024-11-28 05:05:30,362 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 05:05:30,365 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 05:05:30,365 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 05:05:30,370 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 05:05:30,370 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:05:28" (1/3) ... [2024-11-28 05:05:30,371 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62b3f117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:05:30, skipping insertion in model container [2024-11-28 05:05:30,371 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:28" (2/3) ... [2024-11-28 05:05:30,372 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62b3f117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:05:30, skipping insertion in model container [2024-11-28 05:05:30,372 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:05:30" (3/3) ... [2024-11-28 05:05:30,373 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-77.i [2024-11-28 05:05:30,389 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 05:05:30,391 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_normal_file-77.i that has 2 procedures, 61 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 05:05:30,461 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 05:05:30,473 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;@41974e20, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 05:05:30,473 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 05:05:30,477 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 39 states have (on average 1.3846153846153846) internal successors, (54), 40 states have internal predecessors, (54), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-28 05:05:30,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-28 05:05:30,493 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:05:30,494 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:05:30,494 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:05:30,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:05:30,500 INFO L85 PathProgramCache]: Analyzing trace with hash 211014987, now seen corresponding path program 1 times [2024-11-28 05:05:30,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 05:05:30,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1321955983] [2024-11-28 05:05:30,515 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:05:30,516 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 05:05:30,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 05:05:30,520 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 05:05:30,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-28 05:05:30,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:05:30,854 INFO L256 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 05:05:30,862 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:05:30,903 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2024-11-28 05:05:30,905 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 05:05:30,906 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 05:05:30,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1321955983] [2024-11-28 05:05:30,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1321955983] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:05:30,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:05:30,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 05:05:30,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361638212] [2024-11-28 05:05:30,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:05:30,914 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 05:05:30,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 05:05:30,938 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 05:05:30,939 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 05:05:30,942 INFO L87 Difference]: Start difference. First operand has 61 states, 39 states have (on average 1.3846153846153846) internal successors, (54), 40 states have internal predecessors, (54), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 1 states have call successors, (19), 1 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-28 05:05:30,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:05:30,981 INFO L93 Difference]: Finished difference Result 115 states and 197 transitions. [2024-11-28 05:05:30,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 05:05:30,984 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 1 states have call successors, (19), 1 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 1 states have call successors, (19) Word has length 123 [2024-11-28 05:05:30,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:05:30,991 INFO L225 Difference]: With dead ends: 115 [2024-11-28 05:05:30,992 INFO L226 Difference]: Without dead ends: 57 [2024-11-28 05:05:30,997 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 05:05:31,001 INFO L435 NwaCegarLoop]: 85 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, 85 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:05:31,002 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:05:31,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2024-11-28 05:05:31,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2024-11-28 05:05:31,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 36 states have internal predecessors, (47), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-28 05:05:31,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 85 transitions. [2024-11-28 05:05:31,051 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 85 transitions. Word has length 123 [2024-11-28 05:05:31,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:05:31,053 INFO L471 AbstractCegarLoop]: Abstraction has 57 states and 85 transitions. [2024-11-28 05:05:31,054 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 1 states have call successors, (19), 1 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-28 05:05:31,055 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2024-11-28 05:05:31,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-28 05:05:31,060 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:05:31,060 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:05:31,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-28 05:05:31,261 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 05:05:31,261 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:05:31,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:05:31,262 INFO L85 PathProgramCache]: Analyzing trace with hash 563621449, now seen corresponding path program 1 times [2024-11-28 05:05:31,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 05:05:31,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1107268929] [2024-11-28 05:05:31,263 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:05:31,263 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 05:05:31,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 05:05:31,268 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 05:05:31,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e41a4c98-eec5-4524-be95-bc9afb87130f/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-28 05:05:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:05:31,750 INFO L256 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-28 05:05:31,761 INFO L279 TraceCheckSpWp]: Computing forward predicates...