./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-17.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_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/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_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/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_db9b3beb-884e-436a-a35a-7940c7c95a6c/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 6f0f0785f7665ff69f705d3a9523d6aab7318d460c58516c4546aa5262d21f76 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:49:58,873 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:49:58,986 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 02:49:59,001 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:49:59,002 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:49:59,052 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:49:59,053 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:49:59,053 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:49:59,054 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:49:59,054 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:49:59,057 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:49:59,057 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:49:59,058 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:49:59,058 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:49:59,058 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:49:59,058 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:49:59,058 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:49:59,059 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:49:59,059 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:49:59,060 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:49:59,060 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:49:59,060 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:49:59,060 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:49:59,060 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:49:59,060 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:49:59,061 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:49:59,061 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:49:59,061 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:49:59,061 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:49:59,061 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:49:59,061 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:49:59,062 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:49:59,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:49:59,062 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:49:59,063 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:49:59,063 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:49:59,063 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:49:59,064 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:49:59,064 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:49:59,064 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:49:59,064 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:49:59,064 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:49:59,065 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:49:59,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:49:59,065 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:49:59,065 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:49:59,065 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:49:59,065 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:49:59,065 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_db9b3beb-884e-436a-a35a-7940c7c95a6c/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 -> 6f0f0785f7665ff69f705d3a9523d6aab7318d460c58516c4546aa5262d21f76 [2024-11-28 02:49:59,450 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:49:59,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:49:59,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:49:59,472 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:49:59,473 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:49:59,476 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-17.i [2024-11-28 02:50:02,591 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/data/86c1d3f66/5aaedc5d04be47c3a110d5f569b653b6/FLAG641549afc [2024-11-28 02:50:03,021 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:50:03,027 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-17.i [2024-11-28 02:50:03,051 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/data/86c1d3f66/5aaedc5d04be47c3a110d5f569b653b6/FLAG641549afc [2024-11-28 02:50:03,098 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/data/86c1d3f66/5aaedc5d04be47c3a110d5f569b653b6 [2024-11-28 02:50:03,101 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:50:03,105 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:50:03,108 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:50:03,108 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:50:03,114 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:50:03,115 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:50:03" (1/1) ... [2024-11-28 02:50:03,116 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@763384f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:03, skipping insertion in model container [2024-11-28 02:50:03,118 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:50:03" (1/1) ... [2024-11-28 02:50:03,144 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:50:03,352 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_db9b3beb-884e-436a-a35a-7940c7c95a6c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-17.i[917,930] [2024-11-28 02:50:03,479 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:50:03,500 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:50:03,513 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_db9b3beb-884e-436a-a35a-7940c7c95a6c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-17.i[917,930] [2024-11-28 02:50:03,548 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:50:03,567 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:50:03,568 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:03 WrapperNode [2024-11-28 02:50:03,568 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:50:03,569 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:50:03,569 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:50:03,570 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:50:03,585 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:03" (1/1) ... [2024-11-28 02:50:03,598 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:03" (1/1) ... [2024-11-28 02:50:03,640 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 171 [2024-11-28 02:50:03,641 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:50:03,645 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:50:03,645 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:50:03,648 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:50:03,661 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:03" (1/1) ... [2024-11-28 02:50:03,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:03" (1/1) ... [2024-11-28 02:50:03,665 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:03" (1/1) ... [2024-11-28 02:50:03,685 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 02:50:03,685 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:03" (1/1) ... [2024-11-28 02:50:03,686 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:03" (1/1) ... [2024-11-28 02:50:03,702 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:03" (1/1) ... [2024-11-28 02:50:03,703 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:03" (1/1) ... [2024-11-28 02:50:03,708 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:03" (1/1) ... [2024-11-28 02:50:03,711 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:03" (1/1) ... [2024-11-28 02:50:03,713 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:03" (1/1) ... [2024-11-28 02:50:03,717 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:50:03,718 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:50:03,718 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:50:03,719 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:50:03,720 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:03" (1/1) ... [2024-11-28 02:50:03,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:50:03,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:50:03,775 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:50:03,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:50:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:50:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 02:50:03,814 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 02:50:03,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 02:50:03,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:50:03,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:50:03,913 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:50:03,915 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:50:04,455 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-28 02:50:04,456 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:50:04,474 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:50:04,474 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 02:50:04,474 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:50:04 BoogieIcfgContainer [2024-11-28 02:50:04,475 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:50:04,478 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:50:04,478 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:50:04,485 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:50:04,485 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:50:03" (1/3) ... [2024-11-28 02:50:04,487 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@332fad55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:50:04, skipping insertion in model container [2024-11-28 02:50:04,487 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:03" (2/3) ... [2024-11-28 02:50:04,487 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@332fad55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:50:04, skipping insertion in model container [2024-11-28 02:50:04,487 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:50:04" (3/3) ... [2024-11-28 02:50:04,489 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-17.i [2024-11-28 02:50:04,511 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:50:04,513 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-17.i that has 2 procedures, 79 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 02:50:04,582 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:50:04,604 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;@77506055, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:50:04,604 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:50:04,610 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 54 states have (on average 1.4074074074074074) internal successors, (76), 55 states have internal predecessors, (76), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-28 02:50:04,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-28 02:50:04,626 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:50:04,628 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:50:04,628 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:50:04,637 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:50:04,638 INFO L85 PathProgramCache]: Analyzing trace with hash -1675426797, now seen corresponding path program 1 times [2024-11-28 02:50:04,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:50:04,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113623385] [2024-11-28 02:50:04,651 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:50:04,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:50:04,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:50:05,106 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2024-11-28 02:50:05,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:50:05,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113623385] [2024-11-28 02:50:05,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113623385] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:50:05,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [947254413] [2024-11-28 02:50:05,108 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:50:05,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:50:05,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:50:05,116 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:50:05,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 02:50:05,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:50:05,405 INFO L256 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 02:50:05,420 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:50:05,457 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2024-11-28 02:50:05,458 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:50:05,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [947254413] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:50:05,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:50:05,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 02:50:05,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188083721] [2024-11-28 02:50:05,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:50:05,471 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 02:50:05,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:50:05,501 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 02:50:05,502 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:50:05,505 INFO L87 Difference]: Start difference. First operand has 79 states, 54 states have (on average 1.4074074074074074) internal successors, (76), 55 states have internal predecessors, (76), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 02:50:05,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:50:05,557 INFO L93 Difference]: Finished difference Result 151 states and 256 transitions. [2024-11-28 02:50:05,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 02:50:05,561 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) Word has length 142 [2024-11-28 02:50:05,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:50:05,571 INFO L225 Difference]: With dead ends: 151 [2024-11-28 02:50:05,571 INFO L226 Difference]: Without dead ends: 75 [2024-11-28 02:50:05,575 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 143 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 02:50:05,583 INFO L435 NwaCegarLoop]: 113 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, 113 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 02:50:05,584 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:50:05,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2024-11-28 02:50:05,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2024-11-28 02:50:05,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 51 states have (on average 1.3529411764705883) internal successors, (69), 51 states have internal predecessors, (69), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-28 02:50:05,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 113 transitions. [2024-11-28 02:50:05,648 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 113 transitions. Word has length 142 [2024-11-28 02:50:05,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:50:05,648 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 113 transitions. [2024-11-28 02:50:05,649 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 02:50:05,649 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 113 transitions. [2024-11-28 02:50:05,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-28 02:50:05,659 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:50:05,659 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:50:05,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 02:50:05,860 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 02:50:05,861 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:50:05,861 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:50:05,862 INFO L85 PathProgramCache]: Analyzing trace with hash 1671945999, now seen corresponding path program 1 times [2024-11-28 02:50:05,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:50:05,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013436624] [2024-11-28 02:50:05,862 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:50:05,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:50:06,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:50:06,278 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 02:50:06,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:50:06,539 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 02:50:06,540 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 02:50:06,541 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 02:50:06,544 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 02:50:06,550 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-28 02:50:06,690 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 02:50:06,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:50:06 BoogieIcfgContainer [2024-11-28 02:50:06,701 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 02:50:06,703 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 02:50:06,703 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 02:50:06,704 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 02:50:06,705 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:50:04" (3/4) ... [2024-11-28 02:50:06,707 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 02:50:06,708 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 02:50:06,710 INFO L158 Benchmark]: Toolchain (without parser) took 3604.66ms. Allocated memory is still 167.8MB. Free memory was 129.2MB in the beginning and 54.1MB in the end (delta: 75.1MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2024-11-28 02:50:06,710 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:50:06,710 INFO L158 Benchmark]: CACSL2BoogieTranslator took 460.89ms. Allocated memory is still 167.8MB. Free memory was 129.2MB in the beginning and 114.7MB in the end (delta: 14.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:50:06,711 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.59ms. Allocated memory is still 167.8MB. Free memory was 114.7MB in the beginning and 111.4MB in the end (delta: 3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:50:06,711 INFO L158 Benchmark]: Boogie Preprocessor took 72.41ms. Allocated memory is still 167.8MB. Free memory was 111.4MB in the beginning and 106.6MB in the end (delta: 4.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:50:06,712 INFO L158 Benchmark]: RCFGBuilder took 756.60ms. Allocated memory is still 167.8MB. Free memory was 106.6MB in the beginning and 83.2MB in the end (delta: 23.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-28 02:50:06,712 INFO L158 Benchmark]: TraceAbstraction took 2223.17ms. Allocated memory is still 167.8MB. Free memory was 82.8MB in the beginning and 54.1MB in the end (delta: 28.7MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2024-11-28 02:50:06,713 INFO L158 Benchmark]: Witness Printer took 5.50ms. Allocated memory is still 167.8MB. Free memory was 54.1MB in the beginning and 54.1MB in the end (delta: 41.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:50:06,715 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 460.89ms. Allocated memory is still 167.8MB. Free memory was 129.2MB in the beginning and 114.7MB in the end (delta: 14.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.59ms. Allocated memory is still 167.8MB. Free memory was 114.7MB in the beginning and 111.4MB in the end (delta: 3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.41ms. Allocated memory is still 167.8MB. Free memory was 111.4MB in the beginning and 106.6MB in the end (delta: 4.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 756.60ms. Allocated memory is still 167.8MB. Free memory was 106.6MB in the beginning and 83.2MB in the end (delta: 23.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2223.17ms. Allocated memory is still 167.8MB. Free memory was 82.8MB in the beginning and 54.1MB in the end (delta: 28.7MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. * Witness Printer took 5.50ms. Allocated memory is still 167.8MB. Free memory was 54.1MB in the beginning and 54.1MB in the end (delta: 41.5kB). 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 someBinaryDOUBLEComparisonOperation at line 109, overapproximation of someBinaryDOUBLEComparisonOperation at line 125, overapproximation of someBinaryDOUBLEComparisonOperation at line 62, overapproximation of someBinaryDOUBLEComparisonOperation at line 68, overapproximation of someBinaryDOUBLEComparisonOperation at line 111, overapproximation of someBinaryDOUBLEComparisonOperation at line 60. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 25; [L23] unsigned char var_1_2 = 25; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_4 = 0; [L26] signed long int var_1_5 = 4; [L27] unsigned char var_1_6 = 1; [L28] unsigned char var_1_7 = 0; [L29] unsigned char var_1_8 = 1; [L30] unsigned char var_1_9 = 0; [L31] unsigned char var_1_10 = 0; [L32] double var_1_11 = 7.3; [L33] double var_1_12 = 1.25; [L34] double var_1_13 = 128.8; [L35] signed char var_1_14 = -1; [L36] signed char var_1_15 = 10; [L37] signed short int var_1_16 = 8; [L38] signed short int var_1_17 = 10; [L39] unsigned long int var_1_18 = 128; [L40] unsigned long int var_1_19 = 3963666122; VAL [isInitial=0, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=25, var_1_3=0, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L129] isInitial = 1 [L130] FCALL initially() [L132] FCALL updateLastVariables() [L133] CALL updateVariables() [L87] var_1_2 = __VERIFIER_nondet_uchar() [L88] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_3=0, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_3=0, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L88] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_3=0, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L89] CALL assume_abort_if_not(var_1_2 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=0, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=0, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L89] RET assume_abort_if_not(var_1_2 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=0, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L90] var_1_3 = __VERIFIER_nondet_uchar() [L91] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L91] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L92] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L92] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L93] var_1_4 = __VERIFIER_nondet_uchar() [L94] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L94] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L95] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L95] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L96] var_1_6 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L97] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L98] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L98] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L99] var_1_7 = __VERIFIER_nondet_uchar() [L100] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_8=1, var_1_9=0] [L100] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_8=1, var_1_9=0] [L101] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=0] [L101] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=0] [L102] var_1_9 = __VERIFIER_nondet_uchar() [L103] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L103] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L104] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L104] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L105] var_1_10 = __VERIFIER_nondet_uchar() [L106] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L106] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L107] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L107] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L108] var_1_12 = __VERIFIER_nondet_double() [L109] CALL assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L109] RET assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=73/10, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L110] var_1_13 = __VERIFIER_nondet_double() [L111] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L111] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L112] var_1_15 = __VERIFIER_nondet_char() [L113] CALL assume_abort_if_not(var_1_15 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L113] RET assume_abort_if_not(var_1_15 >= -127) VAL [isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L114] CALL assume_abort_if_not(var_1_15 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L114] RET assume_abort_if_not(var_1_15 <= 126) VAL [isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L115] var_1_17 = __VERIFIER_nondet_short() [L116] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=32766, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=32766, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L116] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=32766, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L117] CALL assume_abort_if_not(var_1_17 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=32766, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=32766, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L117] RET assume_abort_if_not(var_1_17 <= 32766) VAL [isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=32766, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L118] var_1_19 = __VERIFIER_nondet_ulong() [L119] CALL assume_abort_if_not(var_1_19 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=32766, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=32766, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L119] RET assume_abort_if_not(var_1_19 >= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=32766, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L120] CALL assume_abort_if_not(var_1_19 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=32766, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=32766, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L120] RET assume_abort_if_not(var_1_19 <= 4294967294) VAL [isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=32766, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L133] RET updateVariables() [L134] CALL step() [L44] var_1_1 = (50 + ((((var_1_2) < (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) ? (var_1_2) : (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))))) [L45] unsigned char stepLocal_0 = var_1_7; VAL [isInitial=1, stepLocal_0=-256, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=32766, var_1_18=128, var_1_19=2147483647, var_1_1=119, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L46] COND FALSE !(var_1_6 && stepLocal_0) VAL [isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=32766, var_1_18=128, var_1_19=2147483647, var_1_1=119, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L53] COND TRUE var_1_1 < var_1_3 [L54] var_1_8 = ((var_1_7 || (var_1_6 || var_1_9)) && var_1_10) VAL [isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=32766, var_1_18=128, var_1_19=2147483647, var_1_1=119, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L58] unsigned char stepLocal_1 = var_1_4; VAL [isInitial=1, stepLocal_1=127, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=32766, var_1_18=128, var_1_19=2147483647, var_1_1=119, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L59] COND TRUE stepLocal_1 == (8 + var_1_1) [L60] var_1_11 = ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))) VAL [isInitial=1, var_1_10=1, var_1_11=3963666127, var_1_12=3963666127, var_1_13=3963666127, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=32766, var_1_18=128, var_1_19=2147483647, var_1_1=119, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L62] COND FALSE !((64.4f + 1.5f) <= var_1_13) VAL [isInitial=1, var_1_10=1, var_1_11=3963666127, var_1_12=3963666127, var_1_13=3963666127, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=32766, var_1_18=128, var_1_19=2147483647, var_1_1=119, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L67] unsigned char stepLocal_2 = var_1_3; VAL [isInitial=1, stepLocal_2=-136, var_1_10=1, var_1_11=3963666127, var_1_12=3963666127, var_1_13=3963666127, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=32766, var_1_18=128, var_1_19=2147483647, var_1_1=119, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L68] COND FALSE !(var_1_12 >= 9.6) VAL [isInitial=1, stepLocal_2=-136, var_1_10=1, var_1_11=3963666127, var_1_12=3963666127, var_1_13=3963666127, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=32766, var_1_18=128, var_1_19=2147483647, var_1_1=119, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L79] unsigned char stepLocal_3 = var_1_9 && var_1_6; VAL [isInitial=1, stepLocal_2=-136, stepLocal_3=1, var_1_10=1, var_1_11=3963666127, var_1_12=3963666127, var_1_13=3963666127, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=32766, var_1_18=128, var_1_19=2147483647, var_1_1=119, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L80] COND TRUE stepLocal_3 || (var_1_7 && var_1_10) [L81] var_1_18 = (var_1_19 - (((((1991720936u - var_1_17)) < (var_1_2)) ? ((1991720936u - var_1_17)) : (var_1_2)))) VAL [isInitial=1, stepLocal_2=-136, var_1_10=1, var_1_11=3963666127, var_1_12=3963666127, var_1_13=3963666127, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=32766, var_1_18=2147483578, var_1_19=2147483647, var_1_1=119, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L134] RET step() [L135] CALL, EXPR property() [L125] EXPR (((((var_1_1 == ((unsigned char) (50 + ((((var_1_2) < (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) ? (var_1_2) : (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))))))) && ((var_1_6 && var_1_7) ? (var_1_7 ? (var_1_5 == ((signed long int) (((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1))) - ((((var_1_4) < (var_1_2)) ? (var_1_4) : (var_1_2)))))) : (var_1_5 == ((signed long int) 8))) : 1)) && ((var_1_1 < var_1_3) ? (var_1_8 == ((unsigned char) ((var_1_7 || (var_1_6 || var_1_9)) && var_1_10))) : (var_1_8 == ((unsigned char) (! var_1_10))))) && ((var_1_4 == (8 + var_1_1)) ? (var_1_11 == ((double) ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))))) : 1)) && (((64.4f + 1.5f) <= var_1_13) ? ((var_1_5 >= var_1_4) ? (var_1_14 == ((signed char) var_1_15)) : 1) : 1)) && ((var_1_12 >= 9.6) ? (var_1_10 ? (var_1_16 == ((signed short int) (2 - var_1_17))) : (((var_1_1 * (var_1_15 & var_1_17)) <= var_1_3) ? (var_1_16 == ((signed short int) var_1_1)) : (var_1_16 == ((signed short int) var_1_4)))) : 1) VAL [isInitial=1, var_1_10=1, var_1_11=3963666127, var_1_12=3963666127, var_1_13=3963666127, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=32766, var_1_18=2147483578, var_1_19=2147483647, var_1_1=119, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L125-L126] return ((((((var_1_1 == ((unsigned char) (50 + ((((var_1_2) < (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) ? (var_1_2) : (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))))))) && ((var_1_6 && var_1_7) ? (var_1_7 ? (var_1_5 == ((signed long int) (((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1))) - ((((var_1_4) < (var_1_2)) ? (var_1_4) : (var_1_2)))))) : (var_1_5 == ((signed long int) 8))) : 1)) && ((var_1_1 < var_1_3) ? (var_1_8 == ((unsigned char) ((var_1_7 || (var_1_6 || var_1_9)) && var_1_10))) : (var_1_8 == ((unsigned char) (! var_1_10))))) && ((var_1_4 == (8 + var_1_1)) ? (var_1_11 == ((double) ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))))) : 1)) && (((64.4f + 1.5f) <= var_1_13) ? ((var_1_5 >= var_1_4) ? (var_1_14 == ((signed char) var_1_15)) : 1) : 1)) && ((var_1_12 >= 9.6) ? (var_1_10 ? (var_1_16 == ((signed short int) (2 - var_1_17))) : (((var_1_1 * (var_1_15 & var_1_17)) <= var_1_3) ? (var_1_16 == ((signed short int) var_1_1)) : (var_1_16 == ((signed short int) var_1_4)))) : 1)) && (((var_1_9 && var_1_6) || (var_1_7 && var_1_10)) ? (var_1_18 == ((unsigned long int) (var_1_19 - (((((1991720936u - var_1_17)) < (var_1_2)) ? ((1991720936u - var_1_17)) : (var_1_2)))))) : (var_1_18 == ((unsigned long int) var_1_2))) ; [L135] RET, EXPR property() [L135] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=1, var_1_11=3963666127, var_1_12=3963666127, var_1_13=3963666127, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=32766, var_1_18=2147483578, var_1_19=2147483647, var_1_1=119, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] [L19] reach_error() VAL [isInitial=1, var_1_10=1, var_1_11=3963666127, var_1_12=3963666127, var_1_13=3963666127, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=32766, var_1_18=2147483578, var_1_19=2147483647, var_1_1=119, var_1_2=69, var_1_3=-136, var_1_4=127, var_1_5=4, var_1_6=1, var_1_7=-256, var_1_8=1, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 79 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 2, TraceHistogramMax: 22, 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, 113 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, 113 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 143 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=79occurred 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, 0.5s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 426 NumberOfCodeBlocks, 426 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 282 ConstructedInterpolants, 0 QuantifiedInterpolants, 282 SizeOfPredicates, 0 NumberOfNonLiveVariables, 315 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1806/1848 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 02:50:06,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/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_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/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_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/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_db9b3beb-884e-436a-a35a-7940c7c95a6c/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 6f0f0785f7665ff69f705d3a9523d6aab7318d460c58516c4546aa5262d21f76 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:50:09,776 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:50:09,907 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 02:50:09,914 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:50:09,914 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:50:09,941 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:50:09,942 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:50:09,942 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:50:09,942 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:50:09,942 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:50:09,942 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:50:09,943 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:50:09,943 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:50:09,943 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:50:09,943 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:50:09,943 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:50:09,944 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:50:09,944 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:50:09,944 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:50:09,944 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:50:09,944 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:50:09,944 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:50:09,944 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:50:09,944 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 02:50:09,945 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 02:50:09,945 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 02:50:09,945 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:50:09,945 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:50:09,945 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:50:09,945 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:50:09,945 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:50:09,945 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:50:09,946 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:50:09,946 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:50:09,946 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:50:09,946 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:50:09,946 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:50:09,946 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:50:09,946 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:50:09,946 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:50:09,947 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:50:09,947 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:50:09,947 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:50:09,947 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:50:09,947 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 02:50:09,947 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 02:50:09,947 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:50:09,947 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:50:09,947 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:50:09,948 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:50:09,948 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_db9b3beb-884e-436a-a35a-7940c7c95a6c/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 -> 6f0f0785f7665ff69f705d3a9523d6aab7318d460c58516c4546aa5262d21f76 [2024-11-28 02:50:10,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:50:10,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:50:10,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:50:10,343 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:50:10,344 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:50:10,345 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-17.i [2024-11-28 02:50:13,606 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/data/a0b19c080/0722e49f65184453b864c8916b7aa6cb/FLAG32ae4441f [2024-11-28 02:50:14,000 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:50:14,000 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-17.i [2024-11-28 02:50:14,011 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/data/a0b19c080/0722e49f65184453b864c8916b7aa6cb/FLAG32ae4441f [2024-11-28 02:50:14,035 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/data/a0b19c080/0722e49f65184453b864c8916b7aa6cb [2024-11-28 02:50:14,037 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:50:14,042 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:50:14,046 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:50:14,046 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:50:14,052 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:50:14,053 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:50:14" (1/1) ... [2024-11-28 02:50:14,057 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26fcd9ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:14, skipping insertion in model container [2024-11-28 02:50:14,057 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:50:14" (1/1) ... [2024-11-28 02:50:14,085 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:50:14,271 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_db9b3beb-884e-436a-a35a-7940c7c95a6c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-17.i[917,930] [2024-11-28 02:50:14,378 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:50:14,410 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:50:14,425 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_db9b3beb-884e-436a-a35a-7940c7c95a6c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-17.i[917,930] [2024-11-28 02:50:14,485 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:50:14,513 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:50:14,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:14 WrapperNode [2024-11-28 02:50:14,514 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:50:14,516 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:50:14,516 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:50:14,517 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:50:14,526 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:14" (1/1) ... [2024-11-28 02:50:14,537 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:14" (1/1) ... [2024-11-28 02:50:14,573 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 136 [2024-11-28 02:50:14,576 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:50:14,576 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:50:14,577 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:50:14,577 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:50:14,588 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:14" (1/1) ... [2024-11-28 02:50:14,588 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:14" (1/1) ... [2024-11-28 02:50:14,596 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:14" (1/1) ... [2024-11-28 02:50:14,621 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 02:50:14,622 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:14" (1/1) ... [2024-11-28 02:50:14,622 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:14" (1/1) ... [2024-11-28 02:50:14,635 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:14" (1/1) ... [2024-11-28 02:50:14,643 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:14" (1/1) ... [2024-11-28 02:50:14,651 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:14" (1/1) ... [2024-11-28 02:50:14,653 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:14" (1/1) ... [2024-11-28 02:50:14,655 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:14" (1/1) ... [2024-11-28 02:50:14,661 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:50:14,666 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:50:14,666 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:50:14,666 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:50:14,668 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:14" (1/1) ... [2024-11-28 02:50:14,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:50:14,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:50:14,712 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:50:14,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:50:14,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:50:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 02:50:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 02:50:14,748 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 02:50:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:50:14,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:50:14,873 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:50:14,876 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:50:15,947 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-28 02:50:15,947 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:50:15,963 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:50:15,964 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 02:50:15,965 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:50:15 BoogieIcfgContainer [2024-11-28 02:50:15,965 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:50:15,969 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:50:15,969 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:50:15,976 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:50:15,976 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:50:14" (1/3) ... [2024-11-28 02:50:15,977 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7567a755 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:50:15, skipping insertion in model container [2024-11-28 02:50:15,978 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:50:14" (2/3) ... [2024-11-28 02:50:15,980 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7567a755 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:50:15, skipping insertion in model container [2024-11-28 02:50:15,980 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:50:15" (3/3) ... [2024-11-28 02:50:15,983 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-17.i [2024-11-28 02:50:16,002 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:50:16,004 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-17.i that has 2 procedures, 66 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 02:50:16,083 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:50:16,101 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;@34811d2d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:50:16,102 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:50:16,107 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 41 states have (on average 1.3658536585365855) internal successors, (56), 42 states have internal predecessors, (56), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-28 02:50:16,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-28 02:50:16,119 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:50:16,120 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:50:16,121 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:50:16,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:50:16,126 INFO L85 PathProgramCache]: Analyzing trace with hash 1197689443, now seen corresponding path program 1 times [2024-11-28 02:50:16,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:50:16,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [105647073] [2024-11-28 02:50:16,139 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:50:16,140 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 02:50:16,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:50:16,142 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/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 02:50:16,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/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 02:50:16,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:50:16,490 INFO L256 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 02:50:16,503 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:50:16,581 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 434 proven. 0 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2024-11-28 02:50:16,581 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:50:16,584 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:50:16,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [105647073] [2024-11-28 02:50:16,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [105647073] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:50:16,585 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:50:16,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:50:16,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722939406] [2024-11-28 02:50:16,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:50:16,596 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 02:50:16,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:50:16,624 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 02:50:16,626 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:50:16,628 INFO L87 Difference]: Start difference. First operand has 66 states, 41 states have (on average 1.3658536585365855) internal successors, (56), 42 states have internal predecessors, (56), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 02:50:16,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:50:16,664 INFO L93 Difference]: Finished difference Result 125 states and 216 transitions. [2024-11-28 02:50:16,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 02:50:16,667 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 140 [2024-11-28 02:50:16,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:50:16,675 INFO L225 Difference]: With dead ends: 125 [2024-11-28 02:50:16,675 INFO L226 Difference]: Without dead ends: 62 [2024-11-28 02:50:16,679 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 139 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 02:50:16,683 INFO L435 NwaCegarLoop]: 93 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, 93 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 02:50:16,684 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:50:16,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2024-11-28 02:50:16,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2024-11-28 02:50:16,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 38 states have (on average 1.2894736842105263) internal successors, (49), 38 states have internal predecessors, (49), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-28 02:50:16,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 93 transitions. [2024-11-28 02:50:16,759 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 93 transitions. Word has length 140 [2024-11-28 02:50:16,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:50:16,761 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 93 transitions. [2024-11-28 02:50:16,762 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 02:50:16,762 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 93 transitions. [2024-11-28 02:50:16,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-28 02:50:16,768 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:50:16,768 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:50:16,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/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 02:50:16,969 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/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 02:50:16,969 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:50:16,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:50:16,970 INFO L85 PathProgramCache]: Analyzing trace with hash 521843807, now seen corresponding path program 1 times [2024-11-28 02:50:16,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:50:16,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [183405973] [2024-11-28 02:50:16,972 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:50:16,972 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 02:50:16,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:50:16,974 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/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 02:50:16,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db9b3beb-884e-436a-a35a-7940c7c95a6c/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 02:50:17,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:50:17,290 INFO L256 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-28 02:50:17,313 INFO L279 TraceCheckSpWp]: Computing forward predicates...