./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-77.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/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_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/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_4db5494d-1fdb-4a7c-8564-584145bc4cd9/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 80d0dbd642f174f1d467e22c7cd881540a5b30cdbb6826a74a2a8a7b559c2f1a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:13:42,923 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:13:43,034 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 03:13:43,041 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:13:43,042 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:13:43,092 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:13:43,093 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:13:43,094 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:13:43,095 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:13:43,096 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:13:43,096 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:13:43,096 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:13:43,096 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:13:43,097 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:13:43,097 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:13:43,097 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:13:43,097 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:13:43,098 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:13:43,098 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:13:43,098 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:13:43,098 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:13:43,098 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:13:43,098 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:13:43,099 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:13:43,099 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:13:43,099 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:13:43,099 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:13:43,099 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:13:43,100 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:13:43,100 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:13:43,100 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:13:43,100 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:13:43,100 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:13:43,100 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:13:43,101 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:13:43,101 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:13:43,101 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:13:43,101 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:13:43,101 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:13:43,102 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:13:43,102 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:13:43,102 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:13:43,102 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:13:43,102 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:13:43,102 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:13:43,103 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:13:43,103 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:13:43,103 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:13:43,103 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_4db5494d-1fdb-4a7c-8564-584145bc4cd9/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 -> 80d0dbd642f174f1d467e22c7cd881540a5b30cdbb6826a74a2a8a7b559c2f1a [2024-11-28 03:13:43,440 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:13:43,450 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:13:43,453 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:13:43,454 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:13:43,455 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:13:43,456 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-77.i [2024-11-28 03:13:46,914 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/data/1abcccf72/72c06f9af18c470298fc91be0f8b9d04/FLAG72458208c [2024-11-28 03:13:47,305 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:13:47,306 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-77.i [2024-11-28 03:13:47,319 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/data/1abcccf72/72c06f9af18c470298fc91be0f8b9d04/FLAG72458208c [2024-11-28 03:13:47,517 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/data/1abcccf72/72c06f9af18c470298fc91be0f8b9d04 [2024-11-28 03:13:47,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:13:47,522 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:13:47,523 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:13:47,524 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:13:47,530 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:13:47,531 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:13:47" (1/1) ... [2024-11-28 03:13:47,532 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53287a40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:47, skipping insertion in model container [2024-11-28 03:13:47,532 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:13:47" (1/1) ... [2024-11-28 03:13:47,554 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:13:47,756 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_4db5494d-1fdb-4a7c-8564-584145bc4cd9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-77.i[915,928] [2024-11-28 03:13:47,813 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:13:47,826 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:13:47,837 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_4db5494d-1fdb-4a7c-8564-584145bc4cd9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-77.i[915,928] [2024-11-28 03:13:47,868 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:13:47,887 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:13:47,888 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:47 WrapperNode [2024-11-28 03:13:47,888 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:13:47,890 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:13:47,890 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:13:47,890 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:13:47,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:47" (1/1) ... [2024-11-28 03:13:47,910 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:47" (1/1) ... [2024-11-28 03:13:47,973 INFO L138 Inliner]: procedures = 26, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 107 [2024-11-28 03:13:47,973 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:13:47,974 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:13:47,974 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:13:47,974 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:13:47,989 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:47" (1/1) ... [2024-11-28 03:13:47,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:47" (1/1) ... [2024-11-28 03:13:47,995 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:47" (1/1) ... [2024-11-28 03:13:48,024 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 03:13:48,024 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:47" (1/1) ... [2024-11-28 03:13:48,024 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:47" (1/1) ... [2024-11-28 03:13:48,043 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:47" (1/1) ... [2024-11-28 03:13:48,044 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:47" (1/1) ... [2024-11-28 03:13:48,052 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:47" (1/1) ... [2024-11-28 03:13:48,054 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:47" (1/1) ... [2024-11-28 03:13:48,056 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:47" (1/1) ... [2024-11-28 03:13:48,066 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:13:48,067 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:13:48,071 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:13:48,071 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:13:48,072 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:47" (1/1) ... [2024-11-28 03:13:48,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:13:48,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:13:48,118 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:13:48,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:13:48,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:13:48,159 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 03:13:48,159 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 03:13:48,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 03:13:48,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:13:48,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:13:48,270 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:13:48,273 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:13:48,716 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-28 03:13:48,716 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:13:48,739 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:13:48,743 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 03:13:48,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:13:48 BoogieIcfgContainer [2024-11-28 03:13:48,743 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:13:48,747 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:13:48,747 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:13:48,754 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:13:48,755 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:13:47" (1/3) ... [2024-11-28 03:13:48,757 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62cc3159 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:13:48, skipping insertion in model container [2024-11-28 03:13:48,757 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:47" (2/3) ... [2024-11-28 03:13:48,758 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62cc3159 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:13:48, skipping insertion in model container [2024-11-28 03:13:48,759 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:13:48" (3/3) ... [2024-11-28 03:13:48,761 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-1loop_file-77.i [2024-11-28 03:13:48,782 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:13:48,787 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_25-1loop_file-77.i that has 2 procedures, 50 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 03:13:48,869 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:13:48,885 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;@1e611729, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:13:48,885 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 03:13:48,890 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 32 states have (on average 1.28125) internal successors, (41), 33 states have internal predecessors, (41), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-28 03:13:48,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-28 03:13:48,902 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:13:48,903 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:13:48,904 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:13:48,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:13:48,911 INFO L85 PathProgramCache]: Analyzing trace with hash -1182319289, now seen corresponding path program 1 times [2024-11-28 03:13:48,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:13:48,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667383739] [2024-11-28 03:13:48,923 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:13:48,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:13:49,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:13:49,325 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2024-11-28 03:13:49,325 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:13:49,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667383739] [2024-11-28 03:13:49,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1667383739] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:13:49,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [347486237] [2024-11-28 03:13:49,330 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:13:49,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:13:49,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:13:49,335 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:13:49,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 03:13:49,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:13:49,595 INFO L256 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 03:13:49,609 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:13:49,653 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2024-11-28 03:13:49,653 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:13:49,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [347486237] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:13:49,654 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 03:13:49,654 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 03:13:49,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310658931] [2024-11-28 03:13:49,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:13:49,662 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 03:13:49,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:13:49,692 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 03:13:49,692 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:13:49,697 INFO L87 Difference]: Start difference. First operand has 50 states, 32 states have (on average 1.28125) internal successors, (41), 33 states have internal predecessors, (41), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-28 03:13:49,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:13:49,728 INFO L93 Difference]: Finished difference Result 97 states and 154 transitions. [2024-11-28 03:13:49,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 03:13:49,730 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) Word has length 99 [2024-11-28 03:13:49,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:13:49,740 INFO L225 Difference]: With dead ends: 97 [2024-11-28 03:13:49,741 INFO L226 Difference]: Without dead ends: 46 [2024-11-28 03:13:49,748 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 100 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 03:13:49,754 INFO L435 NwaCegarLoop]: 68 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, 68 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 03:13:49,755 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:13:49,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2024-11-28 03:13:49,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2024-11-28 03:13:49,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 29 states have (on average 1.1724137931034482) internal successors, (34), 29 states have internal predecessors, (34), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-28 03:13:49,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 64 transitions. [2024-11-28 03:13:49,802 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 64 transitions. Word has length 99 [2024-11-28 03:13:49,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:13:49,802 INFO L471 AbstractCegarLoop]: Abstraction has 46 states and 64 transitions. [2024-11-28 03:13:49,803 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-28 03:13:49,803 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2024-11-28 03:13:49,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-28 03:13:49,807 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:13:49,807 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:13:49,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 03:13:50,011 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 03:13:50,011 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:13:50,012 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:13:50,013 INFO L85 PathProgramCache]: Analyzing trace with hash -1966504115, now seen corresponding path program 1 times [2024-11-28 03:13:50,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:13:50,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523332436] [2024-11-28 03:13:50,013 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:13:50,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:13:50,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:13:50,254 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:13:50,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:13:50,481 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 03:13:50,481 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 03:13:50,483 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 03:13:50,485 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 03:13:50,489 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-28 03:13:50,561 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 03:13:50,565 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:13:50 BoogieIcfgContainer [2024-11-28 03:13:50,565 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 03:13:50,566 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 03:13:50,566 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 03:13:50,566 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 03:13:50,567 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:13:48" (3/4) ... [2024-11-28 03:13:50,570 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 03:13:50,571 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 03:13:50,572 INFO L158 Benchmark]: Toolchain (without parser) took 3050.56ms. Allocated memory is still 167.8MB. Free memory was 128.8MB in the beginning and 112.9MB in the end (delta: 15.9MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2024-11-28 03:13:50,572 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 167.8MB. Free memory is still 103.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:13:50,573 INFO L158 Benchmark]: CACSL2BoogieTranslator took 365.48ms. Allocated memory is still 167.8MB. Free memory was 128.8MB in the beginning and 116.0MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:13:50,573 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.95ms. Allocated memory is still 167.8MB. Free memory was 116.0MB in the beginning and 113.5MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:13:50,573 INFO L158 Benchmark]: Boogie Preprocessor took 91.88ms. Allocated memory is still 167.8MB. Free memory was 113.5MB in the beginning and 109.9MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:13:50,574 INFO L158 Benchmark]: RCFGBuilder took 676.91ms. Allocated memory is still 167.8MB. Free memory was 109.5MB in the beginning and 92.7MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 03:13:50,574 INFO L158 Benchmark]: TraceAbstraction took 1818.57ms. Allocated memory is still 167.8MB. Free memory was 92.0MB in the beginning and 113.9MB in the end (delta: -21.9MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. [2024-11-28 03:13:50,575 INFO L158 Benchmark]: Witness Printer took 5.17ms. Allocated memory is still 167.8MB. Free memory was 113.9MB in the beginning and 112.9MB in the end (delta: 963.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:13:50,577 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 167.8MB. Free memory is still 103.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 365.48ms. Allocated memory is still 167.8MB. Free memory was 128.8MB in the beginning and 116.0MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.95ms. Allocated memory is still 167.8MB. Free memory was 116.0MB in the beginning and 113.5MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.88ms. Allocated memory is still 167.8MB. Free memory was 113.5MB in the beginning and 109.9MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 676.91ms. Allocated memory is still 167.8MB. Free memory was 109.5MB in the beginning and 92.7MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1818.57ms. Allocated memory is still 167.8MB. Free memory was 92.0MB in the beginning and 113.9MB in the end (delta: -21.9MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. * Witness Printer took 5.17ms. Allocated memory is still 167.8MB. Free memory was 113.9MB in the beginning and 112.9MB in the end (delta: 963.2kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 46, overapproximation of someBinaryFLOATComparisonOperation at line 40, overapproximation of someBinaryFLOATComparisonOperation at line 75, overapproximation of someBinaryFLOATComparisonOperation at line 77, overapproximation of someBinaryFLOATComparisonOperation at line 73, overapproximation of someBinaryFLOATComparisonOperation at line 88, overapproximation of someUnaryFLOAToperation at line 40. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 50; [L23] unsigned short int var_1_4 = 60871; [L24] unsigned short int var_1_5 = 1; [L25] unsigned short int var_1_6 = 28896; [L26] unsigned short int var_1_7 = 5; [L27] float var_1_8 = 63.8; [L28] float var_1_9 = 49.5; [L29] float var_1_10 = 31.875; [L30] float var_1_11 = 255.25; [L31] unsigned short int var_1_12 = 0; [L32] unsigned char var_1_13 = 0; [L33] unsigned char var_1_14 = 1; [L34] float var_1_16 = 0.8; [L35] unsigned short int var_1_17 = 64; VAL [isInitial=0, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=60871, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L92] isInitial = 1 [L93] FCALL initially() [L94] int k_loop; [L95] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=60871, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L95] COND TRUE k_loop < 1 VAL [isInitial=1, k_loop=0, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=60871, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L96] FCALL updateLastVariables() [L97] CALL updateVariables() [L60] var_1_4 = __VERIFIER_nondet_ushort() [L61] CALL assume_abort_if_not(var_1_4 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L61] RET assume_abort_if_not(var_1_4 >= 32767) VAL [isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L62] CALL assume_abort_if_not(var_1_4 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L62] RET assume_abort_if_not(var_1_4 <= 65534) VAL [isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L63] var_1_5 = __VERIFIER_nondet_ushort() [L64] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_6=28896, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_6=28896, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L64] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_6=28896, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L65] CALL assume_abort_if_not(var_1_5 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=28896, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=28896, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L65] RET assume_abort_if_not(var_1_5 <= 32767) VAL [isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=28896, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L66] var_1_6 = __VERIFIER_nondet_ushort() [L67] CALL assume_abort_if_not(var_1_6 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L67] RET assume_abort_if_not(var_1_6 >= 16383) VAL [isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L68] CALL assume_abort_if_not(var_1_6 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L68] RET assume_abort_if_not(var_1_6 <= 32767) VAL [isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=5, var_1_8=319/5, var_1_9=99/2] [L69] var_1_7 = __VERIFIER_nondet_ushort() [L70] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_8=319/5, var_1_9=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_8=319/5, var_1_9=99/2] [L70] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_8=319/5, var_1_9=99/2] [L71] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=319/5, var_1_9=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=319/5, var_1_9=99/2] [L71] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=319/5, var_1_9=99/2] [L72] var_1_9 = __VERIFIER_nondet_float() [L73] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=319/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=319/5] [L73] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=255/8, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=319/5] [L74] var_1_10 = __VERIFIER_nondet_float() [L75] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=319/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=319/5] [L75] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=1021/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=319/5] [L76] var_1_11 = __VERIFIER_nondet_float() [L77] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=319/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=319/5] [L77] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=319/5] [L78] var_1_13 = __VERIFIER_nondet_uchar() [L79] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=319/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=319/5] [L79] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_12=0, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=319/5] [L80] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=319/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=319/5] [L80] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=319/5] [L81] var_1_14 = __VERIFIER_nondet_uchar() [L82] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=-255, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=319/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=-255, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=319/5] [L82] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_12=0, var_1_13=-255, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=319/5] [L83] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=-255, var_1_14=0, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=319/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=-255, var_1_14=0, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=319/5] [L83] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, var_1_12=0, var_1_13=-255, var_1_14=0, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=319/5] [L97] RET updateVariables() [L98] CALL step() [L39] COND TRUE var_1_7 > var_1_5 [L40] var_1_8 = ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))) VAL [isInitial=1, var_1_12=0, var_1_13=-255, var_1_14=0, var_1_16=4/5, var_1_17=64, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=65539, var_1_9=65539] [L44] var_1_16 = var_1_11 [L45] var_1_17 = var_1_5 VAL [isInitial=1, var_1_11=65540, var_1_12=0, var_1_13=-255, var_1_14=0, var_1_16=65540, var_1_17=16382, var_1_1=50, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=65539, var_1_9=65539] [L46] COND TRUE var_1_8 != var_1_16 [L47] var_1_1 = (var_1_4 - ((((var_1_5) < ((var_1_6 - var_1_7))) ? (var_1_5) : ((var_1_6 - var_1_7))))) VAL [isInitial=1, var_1_11=65540, var_1_12=0, var_1_13=-255, var_1_14=0, var_1_16=65540, var_1_17=16382, var_1_1=65534, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=65539, var_1_9=65539] [L49] unsigned char stepLocal_1 = var_1_13; [L50] signed long int stepLocal_0 = (((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6)); VAL [isInitial=1, stepLocal_0=16382, stepLocal_1=-255, var_1_11=65540, var_1_12=0, var_1_13=-255, var_1_14=0, var_1_16=65540, var_1_17=16382, var_1_1=65534, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=65539, var_1_9=65539] [L51] COND FALSE !(stepLocal_1 && var_1_14) [L56] var_1_12 = 64 VAL [isInitial=1, stepLocal_0=16382, var_1_11=65540, var_1_12=64, var_1_13=-255, var_1_14=0, var_1_16=65540, var_1_17=16382, var_1_1=65534, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=65539, var_1_9=65539] [L98] RET step() [L99] CALL, EXPR property() [L88-L89] return (((((var_1_8 != var_1_16) ? (var_1_1 == ((unsigned short int) (var_1_4 - ((((var_1_5) < ((var_1_6 - var_1_7))) ? (var_1_5) : ((var_1_6 - var_1_7))))))) : 1) && ((var_1_7 > var_1_5) ? (var_1_8 == ((float) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))))) : (var_1_8 == ((float) (((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))) - 1.6f))))) && ((var_1_13 && var_1_14) ? ((((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6))) < ((((32) > ((var_1_1 - var_1_7))) ? (32) : ((var_1_1 - var_1_7))))) ? (var_1_12 == ((unsigned short int) (var_1_7 + 5))) : 1) : (var_1_12 == ((unsigned short int) 64)))) && (var_1_16 == ((float) var_1_11))) && (var_1_17 == ((unsigned short int) var_1_5)) ; VAL [\result=0, isInitial=1, var_1_11=65540, var_1_12=64, var_1_13=-255, var_1_14=0, var_1_16=65540, var_1_17=16382, var_1_1=65534, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=65539, var_1_9=65539] [L99] RET, EXPR property() [L99] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_11=65540, var_1_12=64, var_1_13=-255, var_1_14=0, var_1_16=65540, var_1_17=16382, var_1_1=65534, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=65539, var_1_9=65539] [L19] reach_error() VAL [isInitial=1, var_1_11=65540, var_1_12=64, var_1_13=-255, var_1_14=0, var_1_16=65540, var_1_17=16382, var_1_1=65534, var_1_4=65534, var_1_5=16382, var_1_6=16383, var_1_7=16383, var_1_8=65539, var_1_9=65539] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 50 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 2, TraceHistogramMax: 15, 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, 68 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, 68 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 100 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=50occurred 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, 0.4s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 297 NumberOfCodeBlocks, 297 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 196 ConstructedInterpolants, 0 QuantifiedInterpolants, 196 SizeOfPredicates, 0 NumberOfNonLiveVariables, 232 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 812/840 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 03:13:50,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, 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_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/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_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/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_4db5494d-1fdb-4a7c-8564-584145bc4cd9/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 80d0dbd642f174f1d467e22c7cd881540a5b30cdbb6826a74a2a8a7b559c2f1a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:13:53,981 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:13:54,139 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 03:13:54,150 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:13:54,150 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:13:54,200 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:13:54,200 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:13:54,201 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:13:54,201 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:13:54,201 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:13:54,201 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:13:54,201 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:13:54,204 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:13:54,204 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:13:54,206 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:13:54,206 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:13:54,206 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:13:54,206 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:13:54,206 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:13:54,207 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:13:54,207 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:13:54,208 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:13:54,209 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:13:54,209 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 03:13:54,209 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 03:13:54,209 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 03:13:54,209 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:13:54,209 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:13:54,209 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:13:54,209 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:13:54,210 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:13:54,210 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:13:54,210 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:13:54,210 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:13:54,210 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:13:54,210 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:13:54,210 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:13:54,210 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:13:54,210 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:13:54,211 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:13:54,211 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:13:54,211 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:13:54,211 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:13:54,211 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:13:54,211 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 03:13:54,211 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 03:13:54,211 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:13:54,211 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:13:54,212 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:13:54,212 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:13:54,212 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_4db5494d-1fdb-4a7c-8564-584145bc4cd9/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 -> 80d0dbd642f174f1d467e22c7cd881540a5b30cdbb6826a74a2a8a7b559c2f1a [2024-11-28 03:13:54,641 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:13:54,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:13:54,658 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:13:54,663 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:13:54,664 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:13:54,665 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-77.i [2024-11-28 03:13:58,330 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/data/43047272d/c8c9b0b1a43742859012b86ca1db22f7/FLAGa653ecf24 [2024-11-28 03:13:58,678 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:13:58,679 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-77.i [2024-11-28 03:13:58,689 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/data/43047272d/c8c9b0b1a43742859012b86ca1db22f7/FLAGa653ecf24 [2024-11-28 03:13:58,911 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/data/43047272d/c8c9b0b1a43742859012b86ca1db22f7 [2024-11-28 03:13:58,915 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:13:58,918 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:13:58,920 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:13:58,920 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:13:58,926 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:13:58,927 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:13:58" (1/1) ... [2024-11-28 03:13:58,930 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a44e5bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:58, skipping insertion in model container [2024-11-28 03:13:58,931 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:13:58" (1/1) ... [2024-11-28 03:13:58,955 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:13:59,168 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_4db5494d-1fdb-4a7c-8564-584145bc4cd9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-77.i[915,928] [2024-11-28 03:13:59,226 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:13:59,244 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:13:59,256 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_4db5494d-1fdb-4a7c-8564-584145bc4cd9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-77.i[915,928] [2024-11-28 03:13:59,285 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:13:59,310 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:13:59,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:59 WrapperNode [2024-11-28 03:13:59,311 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:13:59,312 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:13:59,312 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:13:59,312 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:13:59,321 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:59" (1/1) ... [2024-11-28 03:13:59,332 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:59" (1/1) ... [2024-11-28 03:13:59,381 INFO L138 Inliner]: procedures = 27, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 107 [2024-11-28 03:13:59,381 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:13:59,382 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:13:59,382 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:13:59,382 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:13:59,398 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:59" (1/1) ... [2024-11-28 03:13:59,398 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:59" (1/1) ... [2024-11-28 03:13:59,403 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:59" (1/1) ... [2024-11-28 03:13:59,428 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 03:13:59,428 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:59" (1/1) ... [2024-11-28 03:13:59,429 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:59" (1/1) ... [2024-11-28 03:13:59,449 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:59" (1/1) ... [2024-11-28 03:13:59,450 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:59" (1/1) ... [2024-11-28 03:13:59,459 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:59" (1/1) ... [2024-11-28 03:13:59,465 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:59" (1/1) ... [2024-11-28 03:13:59,467 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:59" (1/1) ... [2024-11-28 03:13:59,474 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:13:59,475 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:13:59,475 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:13:59,475 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:13:59,476 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:59" (1/1) ... [2024-11-28 03:13:59,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:13:59,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:13:59,517 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:13:59,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:13:59,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:13:59,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 03:13:59,555 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 03:13:59,555 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 03:13:59,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:13:59,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:13:59,673 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:13:59,676 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:14:00,209 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-28 03:14:00,209 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:14:00,220 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:14:00,220 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 03:14:00,220 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:14:00 BoogieIcfgContainer [2024-11-28 03:14:00,221 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:14:00,223 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:14:00,223 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:14:00,227 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:14:00,227 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:13:58" (1/3) ... [2024-11-28 03:14:00,228 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ee4c217 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:14:00, skipping insertion in model container [2024-11-28 03:14:00,228 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:59" (2/3) ... [2024-11-28 03:14:00,228 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ee4c217 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:14:00, skipping insertion in model container [2024-11-28 03:14:00,229 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:14:00" (3/3) ... [2024-11-28 03:14:00,230 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-1loop_file-77.i [2024-11-28 03:14:00,245 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:14:00,247 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_25-1loop_file-77.i that has 2 procedures, 50 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 03:14:00,309 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:14:00,323 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;@1ed9aef2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:14:00,323 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 03:14:00,328 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 32 states have (on average 1.28125) internal successors, (41), 33 states have internal predecessors, (41), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-28 03:14:00,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-28 03:14:00,339 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:14:00,340 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:14:00,341 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:14:00,345 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:14:00,346 INFO L85 PathProgramCache]: Analyzing trace with hash -1182319289, now seen corresponding path program 1 times [2024-11-28 03:14:00,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:14:00,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1250689937] [2024-11-28 03:14:00,357 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:14:00,358 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 03:14:00,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:14:00,361 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/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 03:14:00,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/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 03:14:00,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:14:00,711 INFO L256 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 03:14:00,726 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:14:00,795 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2024-11-28 03:14:00,795 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:14:00,799 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:14:00,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1250689937] [2024-11-28 03:14:00,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1250689937] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:14:00,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:14:00,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 03:14:00,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928154945] [2024-11-28 03:14:00,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:14:00,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 03:14:00,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:14:00,828 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 03:14:00,829 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:14:00,832 INFO L87 Difference]: Start difference. First operand has 50 states, 32 states have (on average 1.28125) internal successors, (41), 33 states have internal predecessors, (41), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-28 03:14:00,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:14:00,861 INFO L93 Difference]: Finished difference Result 97 states and 154 transitions. [2024-11-28 03:14:00,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 03:14:00,863 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 99 [2024-11-28 03:14:00,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:14:00,871 INFO L225 Difference]: With dead ends: 97 [2024-11-28 03:14:00,871 INFO L226 Difference]: Without dead ends: 46 [2024-11-28 03:14:00,876 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 98 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 03:14:00,881 INFO L435 NwaCegarLoop]: 68 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, 68 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 03:14:00,882 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:14:00,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2024-11-28 03:14:00,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2024-11-28 03:14:00,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 29 states have (on average 1.1724137931034482) internal successors, (34), 29 states have internal predecessors, (34), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-28 03:14:00,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 64 transitions. [2024-11-28 03:14:00,945 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 64 transitions. Word has length 99 [2024-11-28 03:14:00,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:14:00,947 INFO L471 AbstractCegarLoop]: Abstraction has 46 states and 64 transitions. [2024-11-28 03:14:00,947 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-28 03:14:00,947 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2024-11-28 03:14:00,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-28 03:14:00,955 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:14:00,955 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:14:00,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/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 03:14:01,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/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 03:14:01,157 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:14:01,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:14:01,157 INFO L85 PathProgramCache]: Analyzing trace with hash -1966504115, now seen corresponding path program 1 times [2024-11-28 03:14:01,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:14:01,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1406874961] [2024-11-28 03:14:01,158 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:14:01,159 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 03:14:01,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:14:01,161 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/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 03:14:01,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db5494d-1fdb-4a7c-8564-584145bc4cd9/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 03:14:01,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:14:01,465 INFO L256 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-28 03:14:01,499 INFO L279 TraceCheckSpWp]: Computing forward predicates...