./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-0.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_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/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_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/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_be3fdd09-23a7-4873-a301-9f58a909b1c6/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 1a9aee9822d06be8cdedb365ceb93a26d94f68fca9c6c31f47131d8d21dcd286 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:14:26,295 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:14:26,391 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-27 23:14:26,398 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:14:26,399 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:14:26,437 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:14:26,438 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:14:26,438 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:14:26,438 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:14:26,439 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:14:26,440 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 23:14:26,440 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 23:14:26,440 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:14:26,440 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:14:26,441 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:14:26,441 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:14:26,441 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 23:14:26,441 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 23:14:26,442 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 23:14:26,442 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 23:14:26,442 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:14:26,442 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 23:14:26,442 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 23:14:26,442 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 23:14:26,442 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 23:14:26,442 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:14:26,442 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:14:26,442 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:14:26,443 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 23:14:26,443 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:14:26,443 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:14:26,443 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:14:26,443 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:14:26,443 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:14:26,443 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:14:26,443 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:14:26,443 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:14:26,443 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:14:26,444 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:14:26,444 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 23:14:26,444 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 23:14:26,444 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 23:14:26,444 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 23:14:26,445 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 23:14:26,445 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 23:14:26,445 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 23:14:26,445 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 23:14:26,445 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 23:14:26,445 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_be3fdd09-23a7-4873-a301-9f58a909b1c6/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 -> 1a9aee9822d06be8cdedb365ceb93a26d94f68fca9c6c31f47131d8d21dcd286 [2024-11-27 23:14:26,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:14:26,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:14:26,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:14:26,795 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:14:26,795 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:14:26,797 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-0.i [2024-11-27 23:14:29,794 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/data/96830a71c/1febd2d98696428bb6ea74ecf623baa6/FLAGd3081e89e [2024-11-27 23:14:30,065 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:14:30,066 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-0.i [2024-11-27 23:14:30,091 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/data/96830a71c/1febd2d98696428bb6ea74ecf623baa6/FLAGd3081e89e [2024-11-27 23:14:30,117 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/data/96830a71c/1febd2d98696428bb6ea74ecf623baa6 [2024-11-27 23:14:30,119 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:14:30,122 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:14:30,124 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:14:30,125 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:14:30,132 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:14:30,133 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:14:30" (1/1) ... [2024-11-27 23:14:30,134 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@297acb8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:30, skipping insertion in model container [2024-11-27 23:14:30,134 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:14:30" (1/1) ... [2024-11-27 23:14:30,161 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:14:30,337 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_be3fdd09-23a7-4873-a301-9f58a909b1c6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-0.i[912,925] [2024-11-27 23:14:30,397 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:14:30,409 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 23:14:30,419 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_be3fdd09-23a7-4873-a301-9f58a909b1c6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-0.i[912,925] [2024-11-27 23:14:30,445 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:14:30,461 INFO L204 MainTranslator]: Completed translation [2024-11-27 23:14:30,461 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:30 WrapperNode [2024-11-27 23:14:30,461 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:14:30,462 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 23:14:30,462 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 23:14:30,463 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 23:14:30,473 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:30" (1/1) ... [2024-11-27 23:14:30,486 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:30" (1/1) ... [2024-11-27 23:14:30,525 INFO L138 Inliner]: procedures = 26, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 112 [2024-11-27 23:14:30,528 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 23:14:30,529 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 23:14:30,529 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 23:14:30,529 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 23:14:30,539 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:30" (1/1) ... [2024-11-27 23:14:30,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:30" (1/1) ... [2024-11-27 23:14:30,542 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:30" (1/1) ... [2024-11-27 23:14:30,567 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]. [2024-11-27 23:14:30,567 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:30" (1/1) ... [2024-11-27 23:14:30,567 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:30" (1/1) ... [2024-11-27 23:14:30,574 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:30" (1/1) ... [2024-11-27 23:14:30,579 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:30" (1/1) ... [2024-11-27 23:14:30,586 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:30" (1/1) ... [2024-11-27 23:14:30,587 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:30" (1/1) ... [2024-11-27 23:14:30,592 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:30" (1/1) ... [2024-11-27 23:14:30,594 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 23:14:30,595 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 23:14:30,599 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 23:14:30,599 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 23:14:30,600 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:30" (1/1) ... [2024-11-27 23:14:30,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:14:30,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:14:30,646 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 23:14:30,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 23:14:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 23:14:30,677 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 23:14:30,678 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 23:14:30,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 23:14:30,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 23:14:30,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 23:14:30,765 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 23:14:30,768 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 23:14:31,033 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-27 23:14:31,033 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 23:14:31,043 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 23:14:31,043 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 23:14:31,044 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:14:31 BoogieIcfgContainer [2024-11-27 23:14:31,044 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 23:14:31,046 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 23:14:31,046 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 23:14:31,051 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 23:14:31,052 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:14:30" (1/3) ... [2024-11-27 23:14:31,052 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@213f17dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:14:31, skipping insertion in model container [2024-11-27 23:14:31,052 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:30" (2/3) ... [2024-11-27 23:14:31,053 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@213f17dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:14:31, skipping insertion in model container [2024-11-27 23:14:31,053 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:14:31" (3/3) ... [2024-11-27 23:14:31,054 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_normal_file-0.i [2024-11-27 23:14:31,069 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 23:14:31,071 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_normal_file-0.i that has 2 procedures, 48 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 23:14:31,139 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 23:14:31,154 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;@26e34404, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 23:14:31,155 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 23:14:31,158 INFO L276 IsEmpty]: Start isEmpty. Operand has 48 states, 36 states have (on average 1.3888888888888888) internal successors, (50), 37 states have internal predecessors, (50), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-27 23:14:31,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-27 23:14:31,167 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:14:31,167 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:14:31,168 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:14:31,172 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:14:31,173 INFO L85 PathProgramCache]: Analyzing trace with hash -1208853053, now seen corresponding path program 1 times [2024-11-27 23:14:31,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:14:31,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738197614] [2024-11-27 23:14:31,178 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:14:31,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:14:31,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:14:31,415 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2024-11-27 23:14:31,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:14:31,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738197614] [2024-11-27 23:14:31,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1738197614] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:14:31,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1874021139] [2024-11-27 23:14:31,417 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:14:31,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:14:31,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:14:31,421 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:14:31,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-27 23:14:31,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:14:31,600 INFO L256 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 23:14:31,607 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:14:31,636 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2024-11-27 23:14:31,637 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:14:31,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1874021139] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:14:31,637 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 23:14:31,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-27 23:14:31,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607936501] [2024-11-27 23:14:31,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:14:31,645 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 23:14:31,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:14:31,667 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 23:14:31,668 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:14:31,671 INFO L87 Difference]: Start difference. First operand has 48 states, 36 states have (on average 1.3888888888888888) internal successors, (50), 37 states have internal predecessors, (50), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-27 23:14:31,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:14:31,698 INFO L93 Difference]: Finished difference Result 89 states and 139 transitions. [2024-11-27 23:14:31,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 23:14:31,701 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) Word has length 72 [2024-11-27 23:14:31,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:14:31,707 INFO L225 Difference]: With dead ends: 89 [2024-11-27 23:14:31,708 INFO L226 Difference]: Without dead ends: 44 [2024-11-27 23:14:31,712 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:14:31,715 INFO L435 NwaCegarLoop]: 61 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, 61 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 [2024-11-27 23:14:31,717 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:14:31,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2024-11-27 23:14:31,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2024-11-27 23:14:31,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 33 states have (on average 1.303030303030303) internal successors, (43), 33 states have internal predecessors, (43), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-27 23:14:31,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 61 transitions. [2024-11-27 23:14:31,751 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 61 transitions. Word has length 72 [2024-11-27 23:14:31,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:14:31,751 INFO L471 AbstractCegarLoop]: Abstraction has 44 states and 61 transitions. [2024-11-27 23:14:31,752 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-27 23:14:31,752 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 61 transitions. [2024-11-27 23:14:31,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-27 23:14:31,754 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:14:31,754 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:14:31,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-27 23:14:31,961 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-27 23:14:31,961 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:14:31,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:14:31,962 INFO L85 PathProgramCache]: Analyzing trace with hash 54656829, now seen corresponding path program 1 times [2024-11-27 23:14:31,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:14:31,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033785626] [2024-11-27 23:14:31,962 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:14:31,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:14:32,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:14:32,807 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-27 23:14:32,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:14:32,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033785626] [2024-11-27 23:14:32,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2033785626] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:14:32,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:14:32,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 23:14:32,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323862997] [2024-11-27 23:14:32,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:14:32,809 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 23:14:32,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:14:32,809 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 23:14:32,810 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 23:14:32,813 INFO L87 Difference]: Start difference. First operand 44 states and 61 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-27 23:14:32,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:14:32,985 INFO L93 Difference]: Finished difference Result 140 states and 195 transitions. [2024-11-27 23:14:32,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 23:14:32,986 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 72 [2024-11-27 23:14:32,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:14:32,988 INFO L225 Difference]: With dead ends: 140 [2024-11-27 23:14:32,988 INFO L226 Difference]: Without dead ends: 99 [2024-11-27 23:14:32,988 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-27 23:14:32,989 INFO L435 NwaCegarLoop]: 64 mSDtfsCounter, 78 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 170 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 23:14:32,990 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 170 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 23:14:32,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2024-11-27 23:14:33,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 83. [2024-11-27 23:14:33,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 62 states have (on average 1.3064516129032258) internal successors, (81), 62 states have internal predecessors, (81), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-27 23:14:33,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 117 transitions. [2024-11-27 23:14:33,012 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 117 transitions. Word has length 72 [2024-11-27 23:14:33,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:14:33,012 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 117 transitions. [2024-11-27 23:14:33,012 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-27 23:14:33,013 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 117 transitions. [2024-11-27 23:14:33,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-27 23:14:33,014 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:14:33,014 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:14:33,014 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-27 23:14:33,014 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:14:33,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:14:33,015 INFO L85 PathProgramCache]: Analyzing trace with hash -966411525, now seen corresponding path program 1 times [2024-11-27 23:14:33,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:14:33,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940794961] [2024-11-27 23:14:33,015 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:14:33,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:14:33,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:14:33,201 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 23:14:33,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:14:33,337 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-27 23:14:33,338 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-27 23:14:33,339 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-27 23:14:33,341 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-27 23:14:33,346 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-27 23:14:33,432 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 23:14:33,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 11:14:33 BoogieIcfgContainer [2024-11-27 23:14:33,436 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 23:14:33,436 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 23:14:33,436 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 23:14:33,437 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 23:14:33,437 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:14:31" (3/4) ... [2024-11-27 23:14:33,439 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 23:14:33,440 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 23:14:33,441 INFO L158 Benchmark]: Toolchain (without parser) took 3319.94ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 51.6MB in the end (delta: 67.5MB). Peak memory consumption was 64.2MB. Max. memory is 16.1GB. [2024-11-27 23:14:33,441 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:14:33,442 INFO L158 Benchmark]: CACSL2BoogieTranslator took 337.41ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 105.9MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 23:14:33,442 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.87ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 104.0MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 23:14:33,442 INFO L158 Benchmark]: Boogie Preprocessor took 66.03ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 101.3MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:14:33,443 INFO L158 Benchmark]: RCFGBuilder took 448.81ms. Allocated memory is still 142.6MB. Free memory was 101.3MB in the beginning and 85.0MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 23:14:33,443 INFO L158 Benchmark]: TraceAbstraction took 2389.38ms. Allocated memory is still 142.6MB. Free memory was 84.5MB in the beginning and 51.7MB in the end (delta: 32.8MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2024-11-27 23:14:33,444 INFO L158 Benchmark]: Witness Printer took 4.09ms. Allocated memory is still 142.6MB. Free memory was 51.7MB in the beginning and 51.6MB in the end (delta: 24.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:14:33,445 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 337.41ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 105.9MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.87ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 104.0MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.03ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 101.3MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 448.81ms. Allocated memory is still 142.6MB. Free memory was 101.3MB in the beginning and 85.0MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2389.38ms. Allocated memory is still 142.6MB. Free memory was 84.5MB in the beginning and 51.7MB in the end (delta: 32.8MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * Witness Printer took 4.09ms. Allocated memory is still 142.6MB. Free memory was 51.7MB in the beginning and 51.6MB in the end (delta: 24.0kB). 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 99, overapproximation of someBinaryFLOATComparisonOperation at line 112, overapproximation of someBinaryFLOATComparisonOperation at line 101, overapproximation of someBinaryDOUBLEComparisonOperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 66, overapproximation of someBinaryDOUBLEComparisonOperation at line 49, overapproximation of someBinaryDOUBLEComparisonOperation at line 112, overapproximation of someBinaryDOUBLEComparisonOperation at line 95. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 0; [L23] signed long int var_1_5 = 2; [L24] signed short int var_1_6 = -10; [L25] unsigned long int var_1_7 = 1; [L26] unsigned char var_1_8 = 0; [L27] unsigned long int var_1_9 = 3470417420; [L28] unsigned char var_1_10 = 0; [L29] double var_1_12 = 25.6; [L30] double var_1_13 = 1.75; [L31] float var_1_14 = 5.4; [L32] float var_1_15 = 127.5; [L33] float var_1_16 = 3.5; [L34] signed long int var_1_17 = 64; [L35] signed long int last_1_var_1_1 = 0; [L36] signed long int last_1_var_1_5 = 2; [L37] signed short int last_1_var_1_6 = -10; [L38] unsigned long int last_1_var_1_7 = 1; [L39] float last_1_var_1_14 = 5.4; [L40] signed long int last_1_var_1_17 = 64; VAL [isInitial=0, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=3470417420] [L116] isInitial = 1 [L117] FCALL initially() [L119] CALL updateLastVariables() [L104] last_1_var_1_1 = var_1_1 [L105] last_1_var_1_5 = var_1_5 [L106] last_1_var_1_6 = var_1_6 [L107] last_1_var_1_7 = var_1_7 [L108] last_1_var_1_14 = var_1_14 [L109] last_1_var_1_17 = var_1_17 VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=3470417420] [L119] RET updateLastVariables() [L120] CALL updateVariables() [L87] var_1_9 = __VERIFIER_nondet_ulong() [L88] CALL assume_abort_if_not(var_1_9 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L88] RET assume_abort_if_not(var_1_9 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L89] CALL assume_abort_if_not(var_1_9 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L89] RET assume_abort_if_not(var_1_9 <= 4294967295) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L90] var_1_10 = __VERIFIER_nondet_uchar() [L91] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L91] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L92] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L92] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L93] var_1_12 = __VERIFIER_nondet_double() [L94] CALL assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L94] RET assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L95] CALL assume_abort_if_not(var_1_12 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L95] RET assume_abort_if_not(var_1_12 != 0.0F) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L96] var_1_13 = __VERIFIER_nondet_double() [L97] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L97] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L98] var_1_15 = __VERIFIER_nondet_float() [L99] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L99] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L100] var_1_16 = __VERIFIER_nondet_float() [L101] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L101] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L120] RET updateVariables() [L121] CALL step() [L44] COND FALSE !(last_1_var_1_7 > (- last_1_var_1_5)) [L47] var_1_1 = (((((1 - last_1_var_1_7)) < (16)) ? ((1 - last_1_var_1_7)) : (16))) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L49] COND TRUE ((last_1_var_1_14 + last_1_var_1_14) / 9.2) < ((((last_1_var_1_14) < (var_1_16)) ? (last_1_var_1_14) : (var_1_16))) [L50] var_1_17 = ((((last_1_var_1_1) > (last_1_var_1_6)) ? (last_1_var_1_1) : (last_1_var_1_6))) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=0, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L54] signed long int stepLocal_1 = - last_1_var_1_1; VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, stepLocal_1=0, var_1_10=1, var_1_14=27/5, var_1_17=0, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L55] COND FALSE !(last_1_var_1_17 < stepLocal_1) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=0, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L58] signed long int stepLocal_3 = var_1_1; [L59] signed long int stepLocal_2 = var_1_17; VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, stepLocal_2=0, stepLocal_3=0, var_1_10=1, var_1_14=27/5, var_1_17=0, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L60] COND FALSE !(var_1_17 > stepLocal_2) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, stepLocal_3=0, var_1_10=1, var_1_14=27/5, var_1_17=0, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L65] unsigned long int stepLocal_5 = var_1_9; VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, stepLocal_3=0, stepLocal_5=4294967286, var_1_10=1, var_1_14=27/5, var_1_17=0, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L66] COND FALSE !((var_1_12 * last_1_var_1_14) > var_1_13) [L73] var_1_14 = var_1_16 VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, stepLocal_3=0, stepLocal_5=4294967286, var_1_10=1, var_1_14=4294967301, var_1_16=4294967301, var_1_17=0, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L75] signed long int stepLocal_0 = var_1_17; VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, stepLocal_0=0, stepLocal_3=0, stepLocal_5=4294967286, var_1_10=1, var_1_14=4294967301, var_1_16=4294967301, var_1_17=0, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L76] COND TRUE var_1_6 < stepLocal_0 [L77] var_1_5 = ((var_1_17 - var_1_6) + var_1_6) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, stepLocal_3=0, stepLocal_5=4294967286, var_1_10=1, var_1_14=4294967301, var_1_16=4294967301, var_1_17=0, var_1_1=0, var_1_5=0, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L79] unsigned long int stepLocal_4 = var_1_9 - var_1_6; VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, stepLocal_3=0, stepLocal_4=4294967296, stepLocal_5=4294967286, var_1_10=1, var_1_14=4294967301, var_1_16=4294967301, var_1_17=0, var_1_1=0, var_1_5=0, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L80] COND TRUE (- 8u) >= stepLocal_4 [L81] var_1_8 = (! var_1_10) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, stepLocal_3=0, stepLocal_5=4294967286, var_1_10=1, var_1_14=4294967301, var_1_16=4294967301, var_1_17=0, var_1_1=0, var_1_5=0, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L121] RET step() [L122] CALL, EXPR property() [L112-L113] return (((((((last_1_var_1_7 > (- last_1_var_1_5)) ? (var_1_1 == ((signed long int) ((((last_1_var_1_5) > ((last_1_var_1_7 + last_1_var_1_6))) ? (last_1_var_1_5) : ((last_1_var_1_7 + last_1_var_1_6)))))) : (var_1_1 == ((signed long int) (((((1 - last_1_var_1_7)) < (16)) ? ((1 - last_1_var_1_7)) : (16)))))) && ((var_1_6 < var_1_17) ? (var_1_5 == ((signed long int) ((var_1_17 - var_1_6) + var_1_6))) : 1)) && ((last_1_var_1_17 < (- last_1_var_1_1)) ? (var_1_6 == ((signed short int) (32 - last_1_var_1_6))) : 1)) && ((var_1_17 > var_1_17) ? ((var_1_6 <= var_1_1) ? (var_1_7 == ((unsigned long int) ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))))) : 1) : 1)) && (((- 8u) >= (var_1_9 - var_1_6)) ? (var_1_8 == ((unsigned char) (! var_1_10))) : (var_1_8 == ((unsigned char) (((var_1_14 / var_1_12) >= var_1_14) || var_1_10))))) && (((var_1_12 * last_1_var_1_14) > var_1_13) ? ((var_1_9 < var_1_7) ? (var_1_14 == ((float) var_1_15)) : (var_1_14 == ((float) var_1_15))) : (var_1_14 == ((float) var_1_16)))) && ((((last_1_var_1_14 + last_1_var_1_14) / 9.2) < ((((last_1_var_1_14) < (var_1_16)) ? (last_1_var_1_14) : (var_1_16)))) ? (var_1_17 == ((signed long int) ((((last_1_var_1_1) > (last_1_var_1_6)) ? (last_1_var_1_1) : (last_1_var_1_6))))) : (var_1_17 == ((signed long int) last_1_var_1_6))) ; VAL [\result=0, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=4294967301, var_1_16=4294967301, var_1_17=0, var_1_1=0, var_1_5=0, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L122] RET, EXPR property() [L122] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=4294967301, var_1_16=4294967301, var_1_17=0, var_1_1=0, var_1_5=0, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L19] reach_error() VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=4294967301, var_1_16=4294967301, var_1_17=0, var_1_1=0, var_1_5=0, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 48 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 3, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 78 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 78 mSDsluCounter, 231 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 106 mSDsCounter, 28 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16 IncrementalHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 28 mSolverCounterUnsat, 125 mSDtfsCounter, 16 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 80 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=83occurred in iteration=2, InterpolantAutomatonStates: 6, 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, 2 MinimizatonAttempts, 16 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 288 NumberOfCodeBlocks, 288 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 213 ConstructedInterpolants, 0 QuantifiedInterpolants, 333 SizeOfPredicates, 0 NumberOfNonLiveVariables, 206 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 416/432 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 [2024-11-27 23:14:33,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/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_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/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_be3fdd09-23a7-4873-a301-9f58a909b1c6/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 1a9aee9822d06be8cdedb365ceb93a26d94f68fca9c6c31f47131d8d21dcd286 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:14:36,078 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:14:36,156 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-27 23:14:36,162 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:14:36,163 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:14:36,195 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:14:36,199 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:14:36,202 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:14:36,203 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:14:36,203 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:14:36,203 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 23:14:36,203 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 23:14:36,203 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:14:36,203 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:14:36,203 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:14:36,204 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:14:36,204 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 23:14:36,204 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 23:14:36,204 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 23:14:36,204 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:14:36,204 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 23:14:36,204 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 23:14:36,204 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 23:14:36,204 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 23:14:36,204 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-27 23:14:36,205 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-27 23:14:36,205 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 23:14:36,207 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:14:36,207 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:14:36,208 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:14:36,208 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 23:14:36,208 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:14:36,208 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:14:36,208 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:14:36,208 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:14:36,208 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:14:36,208 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:14:36,209 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:14:36,209 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:14:36,209 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:14:36,209 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:14:36,209 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 23:14:36,209 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 23:14:36,209 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 23:14:36,209 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-27 23:14:36,209 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-27 23:14:36,209 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 23:14:36,210 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 23:14:36,210 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 23:14:36,210 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 23:14:36,210 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_be3fdd09-23a7-4873-a301-9f58a909b1c6/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 -> 1a9aee9822d06be8cdedb365ceb93a26d94f68fca9c6c31f47131d8d21dcd286 [2024-11-27 23:14:36,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:14:36,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:14:36,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:14:36,549 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:14:36,550 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:14:36,551 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-0.i [2024-11-27 23:14:39,549 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/data/af15b8052/6dde4f09d5c04f99928de17f5ddf5a39/FLAG146b4dc82 [2024-11-27 23:14:39,860 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:14:39,864 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-0.i [2024-11-27 23:14:39,878 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/data/af15b8052/6dde4f09d5c04f99928de17f5ddf5a39/FLAG146b4dc82 [2024-11-27 23:14:39,900 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/data/af15b8052/6dde4f09d5c04f99928de17f5ddf5a39 [2024-11-27 23:14:39,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:14:39,903 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:14:39,904 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:14:39,905 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:14:39,912 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:14:39,913 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:14:39" (1/1) ... [2024-11-27 23:14:39,914 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12ce0490 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:39, skipping insertion in model container [2024-11-27 23:14:39,914 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:14:39" (1/1) ... [2024-11-27 23:14:39,937 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:14:40,090 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_be3fdd09-23a7-4873-a301-9f58a909b1c6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-0.i[912,925] [2024-11-27 23:14:40,173 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:14:40,195 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 23:14:40,209 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_be3fdd09-23a7-4873-a301-9f58a909b1c6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-0.i[912,925] [2024-11-27 23:14:40,256 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:14:40,278 INFO L204 MainTranslator]: Completed translation [2024-11-27 23:14:40,278 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:40 WrapperNode [2024-11-27 23:14:40,278 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:14:40,279 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 23:14:40,279 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 23:14:40,279 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 23:14:40,285 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:40" (1/1) ... [2024-11-27 23:14:40,295 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:40" (1/1) ... [2024-11-27 23:14:40,317 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 112 [2024-11-27 23:14:40,318 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 23:14:40,318 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 23:14:40,319 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 23:14:40,319 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 23:14:40,327 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:40" (1/1) ... [2024-11-27 23:14:40,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:40" (1/1) ... [2024-11-27 23:14:40,331 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:40" (1/1) ... [2024-11-27 23:14:40,343 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]. [2024-11-27 23:14:40,344 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:40" (1/1) ... [2024-11-27 23:14:40,344 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:40" (1/1) ... [2024-11-27 23:14:40,352 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:40" (1/1) ... [2024-11-27 23:14:40,353 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:40" (1/1) ... [2024-11-27 23:14:40,357 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:40" (1/1) ... [2024-11-27 23:14:40,359 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:40" (1/1) ... [2024-11-27 23:14:40,360 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:40" (1/1) ... [2024-11-27 23:14:40,363 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 23:14:40,364 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 23:14:40,364 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 23:14:40,364 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 23:14:40,365 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:40" (1/1) ... [2024-11-27 23:14:40,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:14:40,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:14:40,396 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 23:14:40,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 23:14:40,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 23:14:40,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-27 23:14:40,425 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 23:14:40,425 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 23:14:40,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 23:14:40,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 23:14:40,527 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 23:14:40,529 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 23:15:04,909 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-27 23:15:04,910 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 23:15:04,923 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 23:15:04,923 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 23:15:04,924 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:15:04 BoogieIcfgContainer [2024-11-27 23:15:04,924 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 23:15:04,926 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 23:15:04,927 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 23:15:04,932 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 23:15:04,932 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:14:39" (1/3) ... [2024-11-27 23:15:04,933 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b2b30f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:15:04, skipping insertion in model container [2024-11-27 23:15:04,933 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:14:40" (2/3) ... [2024-11-27 23:15:04,933 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b2b30f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:15:04, skipping insertion in model container [2024-11-27 23:15:04,933 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:15:04" (3/3) ... [2024-11-27 23:15:04,935 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_normal_file-0.i [2024-11-27 23:15:04,950 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 23:15:04,951 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_normal_file-0.i that has 2 procedures, 48 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 23:15:05,031 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 23:15:05,041 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;@196d7fd1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 23:15:05,042 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 23:15:05,046 INFO L276 IsEmpty]: Start isEmpty. Operand has 48 states, 36 states have (on average 1.3888888888888888) internal successors, (50), 37 states have internal predecessors, (50), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-27 23:15:05,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-27 23:15:05,056 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:15:05,057 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:15:05,058 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:15:05,065 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:15:05,065 INFO L85 PathProgramCache]: Analyzing trace with hash -1208853053, now seen corresponding path program 1 times [2024-11-27 23:15:05,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:15:05,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [752749342] [2024-11-27 23:15:05,081 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:15:05,081 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 [2024-11-27 23:15:05,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:15:05,088 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/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) [2024-11-27 23:15:05,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/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 [2024-11-27 23:15:06,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:15:06,799 INFO L256 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 23:15:06,805 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:15:06,832 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-27 23:15:06,832 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:15:06,833 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:15:06,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [752749342] [2024-11-27 23:15:06,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [752749342] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:15:06,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:15:06,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 23:15:06,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738951151] [2024-11-27 23:15:06,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:15:06,841 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 23:15:06,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:15:06,857 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 23:15:06,858 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:15:06,860 INFO L87 Difference]: Start difference. First operand has 48 states, 36 states have (on average 1.3888888888888888) internal successors, (50), 37 states have internal predecessors, (50), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-27 23:15:06,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:15:06,880 INFO L93 Difference]: Finished difference Result 89 states and 139 transitions. [2024-11-27 23:15:06,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 23:15:06,882 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 72 [2024-11-27 23:15:06,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:15:06,888 INFO L225 Difference]: With dead ends: 89 [2024-11-27 23:15:06,888 INFO L226 Difference]: Without dead ends: 44 [2024-11-27 23:15:06,891 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:15:06,894 INFO L435 NwaCegarLoop]: 61 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, 61 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 [2024-11-27 23:15:06,895 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:15:06,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2024-11-27 23:15:06,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2024-11-27 23:15:06,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 33 states have (on average 1.303030303030303) internal successors, (43), 33 states have internal predecessors, (43), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-27 23:15:06,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 61 transitions. [2024-11-27 23:15:06,930 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 61 transitions. Word has length 72 [2024-11-27 23:15:06,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:15:06,930 INFO L471 AbstractCegarLoop]: Abstraction has 44 states and 61 transitions. [2024-11-27 23:15:06,931 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-27 23:15:06,931 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 61 transitions. [2024-11-27 23:15:06,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-27 23:15:06,933 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:15:06,934 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:15:06,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/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 [2024-11-27 23:15:07,134 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/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 [2024-11-27 23:15:07,135 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:15:07,136 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:15:07,136 INFO L85 PathProgramCache]: Analyzing trace with hash 54656829, now seen corresponding path program 1 times [2024-11-27 23:15:07,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:15:07,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1247217166] [2024-11-27 23:15:07,138 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:15:07,138 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 [2024-11-27 23:15:07,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:15:07,140 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/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) [2024-11-27 23:15:07,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/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 [2024-11-27 23:15:08,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:15:08,768 INFO L256 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-27 23:15:08,772 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:15:13,490 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-27 23:15:13,490 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:15:13,490 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:15:13,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1247217166] [2024-11-27 23:15:13,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1247217166] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:15:13,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:15:13,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:15:13,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810508904] [2024-11-27 23:15:13,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:15:13,492 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 23:15:13,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:15:13,493 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 23:15:13,494 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 23:15:13,494 INFO L87 Difference]: Start difference. First operand 44 states and 61 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-27 23:15:18,515 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.52s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:15:22,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:15:26,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:15:31,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.50s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:15:35,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:15:35,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:15:35,332 INFO L93 Difference]: Finished difference Result 140 states and 195 transitions. [2024-11-27 23:15:35,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 23:15:35,540 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 72 [2024-11-27 23:15:35,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:15:35,542 INFO L225 Difference]: With dead ends: 140 [2024-11-27 23:15:35,542 INFO L226 Difference]: Without dead ends: 99 [2024-11-27 23:15:35,542 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-27 23:15:35,543 INFO L435 NwaCegarLoop]: 65 mSDtfsCounter, 75 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 19 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.6s IncrementalHoareTripleChecker+Time [2024-11-27 23:15:35,544 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 171 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 12 Invalid, 5 Unknown, 0 Unchecked, 21.6s Time] [2024-11-27 23:15:35,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2024-11-27 23:15:35,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 83. [2024-11-27 23:15:35,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 62 states have (on average 1.3064516129032258) internal successors, (81), 62 states have internal predecessors, (81), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-27 23:15:35,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 117 transitions. [2024-11-27 23:15:35,563 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 117 transitions. Word has length 72 [2024-11-27 23:15:35,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:15:35,563 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 117 transitions. [2024-11-27 23:15:35,563 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-27 23:15:35,564 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 117 transitions. [2024-11-27 23:15:35,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-27 23:15:35,565 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:15:35,565 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:15:35,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/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)] Ended with exit code 0 [2024-11-27 23:15:35,766 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/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 [2024-11-27 23:15:35,766 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:15:35,767 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:15:35,767 INFO L85 PathProgramCache]: Analyzing trace with hash -966411525, now seen corresponding path program 1 times [2024-11-27 23:15:35,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:15:35,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1273988209] [2024-11-27 23:15:35,767 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:15:35,767 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 [2024-11-27 23:15:35,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:15:35,769 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/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) [2024-11-27 23:15:35,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be3fdd09-23a7-4873-a301-9f58a909b1c6/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 (4)] Waiting until timeout for monitored process [2024-11-27 23:15:37,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:15:37,423 INFO L256 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-27 23:15:37,430 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:16:19,233 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:16:25,540 WARN L286 SmtUtils]: Spent 6.31s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:16:32,799 WARN L286 SmtUtils]: Spent 7.26s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:16:40,238 WARN L286 SmtUtils]: Spent 6.39s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:16:48,392 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:16:59,642 WARN L286 SmtUtils]: Spent 8.10s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:17:03,679 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv64 32) c_~last_1_var_1_17~0) (= (_ bv0 32) c_~var_1_1~0) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (_ bv1 32) c_~var_1_7~0) (= (_ bv0 32) c_~last_1_var_1_1~0) (= (_ bv0 32) c_~var_1_17~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2024-11-27 23:17:07,766 WARN L873 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv64 32) c_~last_1_var_1_17~0) (= (_ bv0 32) c_~var_1_1~0) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (_ bv1 32) c_~var_1_7~0) (= (_ bv0 32) c_~last_1_var_1_1~0) (= (_ bv0 32) c_~var_1_17~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2024-11-27 23:17:14,343 WARN L286 SmtUtils]: Spent 6.49s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:17:22,121 WARN L286 SmtUtils]: Spent 7.78s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:17:28,748 WARN L286 SmtUtils]: Spent 6.63s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:17:41,935 WARN L286 SmtUtils]: Spent 5.34s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:17:53,704 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:18:06,582 WARN L286 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:18:23,145 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:18:39,647 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:18:45,737 WARN L286 SmtUtils]: Spent 6.09s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:18:52,804 WARN L286 SmtUtils]: Spent 7.07s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:19:00,967 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:19:09,276 WARN L286 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:19:26,121 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:19:32,169 WARN L286 SmtUtils]: Spent 6.05s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:19:37,719 WARN L286 SmtUtils]: Spent 5.31s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:19:47,119 WARN L286 SmtUtils]: Spent 5.22s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:19:55,294 WARN L286 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:20:03,462 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:20:11,802 WARN L286 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:20:17,931 WARN L286 SmtUtils]: Spent 5.67s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:20:23,730 WARN L286 SmtUtils]: Spent 5.80s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:20:46,085 WARN L286 SmtUtils]: Spent 6.31s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:20:53,217 WARN L286 SmtUtils]: Spent 7.13s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:21:01,427 WARN L286 SmtUtils]: Spent 8.21s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:21:09,836 WARN L286 SmtUtils]: Spent 8.41s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:21:17,670 WARN L286 SmtUtils]: Spent 7.61s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:21:29,772 WARN L286 SmtUtils]: Spent 6.24s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:21:36,170 WARN L286 SmtUtils]: Spent 6.23s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:21:44,571 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:21:55,110 WARN L286 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:22:00,665 WARN L286 SmtUtils]: Spent 5.55s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:22:09,037 WARN L286 SmtUtils]: Spent 8.37s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:22:17,371 WARN L286 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:22:25,574 WARN L286 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:22:34,884 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:22:43,171 WARN L286 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:23:07,615 WARN L286 SmtUtils]: Spent 8.46s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:23:11,684 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv64 32) c_~last_1_var_1_17~0) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 32) c_~var_1_1~0) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (_ bv1 32) c_~var_1_7~0) (= (_ bv0 32) c_~last_1_var_1_1~0) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) c_~var_1_13~0)) (= (_ bv0 32) c_~var_1_17~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2024-11-27 23:23:15,785 WARN L873 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv64 32) c_~last_1_var_1_17~0) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 32) c_~var_1_1~0) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (_ bv1 32) c_~var_1_7~0) (= (_ bv0 32) c_~last_1_var_1_1~0) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) c_~var_1_13~0)) (= (_ bv0 32) c_~var_1_17~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2024-11-27 23:23:24,087 WARN L286 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:23:32,284 WARN L286 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:23:42,098 WARN L286 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:23:50,389 WARN L286 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:24:07,930 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:24:21,821 WARN L286 SmtUtils]: Spent 8.53s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:24:34,241 WARN L286 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:24:42,719 WARN L286 SmtUtils]: Spent 7.42s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:24:57,748 WARN L286 SmtUtils]: Spent 7.35s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:25:11,660 WARN L286 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:25:22,042 WARN L286 SmtUtils]: Spent 8.51s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:25:26,126 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv64 32) c_~last_1_var_1_17~0) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 32) c_~var_1_1~0) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (let ((.cse0 ((_ sign_extend 16) (_ bv65526 16)))) (bvadd .cse0 (bvneg .cse0))) c_~var_1_5~0) (= (_ bv1 32) c_~var_1_7~0) (= (_ bv0 32) c_~last_1_var_1_1~0) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) c_~var_1_13~0)) (= (_ bv0 32) c_~var_1_17~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2024-11-27 23:25:30,276 WARN L873 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv64 32) c_~last_1_var_1_17~0) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 32) c_~var_1_1~0) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (let ((.cse0 ((_ sign_extend 16) (_ bv65526 16)))) (bvadd .cse0 (bvneg .cse0))) c_~var_1_5~0) (= (_ bv1 32) c_~var_1_7~0) (= (_ bv0 32) c_~last_1_var_1_1~0) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) c_~var_1_13~0)) (= (_ bv0 32) c_~var_1_17~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2024-11-27 23:25:38,663 WARN L286 SmtUtils]: Spent 8.37s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:25:50,781 WARN L286 SmtUtils]: Spent 8.33s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:25:59,140 WARN L286 SmtUtils]: Spent 8.36s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:26:07,807 WARN L286 SmtUtils]: Spent 6.44s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:26:19,724 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:26:29,434 WARN L286 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:26:39,769 WARN L286 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:26:48,247 WARN L286 SmtUtils]: Spent 8.48s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:26:52,338 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 16) (_ bv65526 16)))) (let ((.cse1 (bvneg .cse0))) (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv64 32) c_~last_1_var_1_17~0) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 32) c_~var_1_1~0) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (bvadd .cse0 .cse1) c_~var_1_5~0) (= |c_ULTIMATE.start_step_~stepLocal_4~0#1| (bvadd c_~var_1_9~0 .cse1)) (= (_ bv1 32) c_~var_1_7~0) (= (_ bv0 32) c_~last_1_var_1_1~0) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) c_~var_1_13~0)) (= (_ bv0 32) c_~var_1_17~0) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2024-11-27 23:26:56,463 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 16) (_ bv65526 16)))) (let ((.cse1 (bvneg .cse0))) (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv64 32) c_~last_1_var_1_17~0) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 32) c_~var_1_1~0) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (bvadd .cse0 .cse1) c_~var_1_5~0) (= |c_ULTIMATE.start_step_~stepLocal_4~0#1| (bvadd c_~var_1_9~0 .cse1)) (= (_ bv1 32) c_~var_1_7~0) (= (_ bv0 32) c_~last_1_var_1_1~0) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) c_~var_1_13~0)) (= (_ bv0 32) c_~var_1_17~0) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2024-11-27 23:27:06,016 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:27:20,511 WARN L286 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:27:30,016 WARN L286 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:27:40,290 WARN L286 SmtUtils]: Spent 7.12s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:27:48,508 WARN L286 SmtUtils]: Spent 8.22s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:28:03,342 WARN L286 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:28:11,651 WARN L286 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:28:18,454 WARN L286 SmtUtils]: Spent 6.80s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:28:28,176 WARN L286 SmtUtils]: Spent 8.49s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:28:32,257 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 16) (_ bv65526 16)))) (let ((.cse1 (bvneg .cse0))) (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv64 32) c_~last_1_var_1_17~0) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 32) c_~var_1_1~0) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (bvadd .cse0 .cse1) c_~var_1_5~0) (bvuge (_ bv4294967288 32) (bvadd c_~var_1_9~0 .cse1)) (= (_ bv1 32) c_~var_1_7~0) (let ((.cse2 (= (_ bv0 8) c_~var_1_10~0))) (or (and (= (_ bv1 8) c_~var_1_8~0) .cse2) (and (not .cse2) (= (_ bv0 8) c_~var_1_8~0)))) (= (_ bv0 32) c_~last_1_var_1_1~0) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) c_~var_1_13~0)) (= (_ bv0 32) c_~var_1_17~0) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2024-11-27 23:28:36,395 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 16) (_ bv65526 16)))) (let ((.cse1 (bvneg .cse0))) (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv64 32) c_~last_1_var_1_17~0) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 32) c_~var_1_1~0) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (bvadd .cse0 .cse1) c_~var_1_5~0) (bvuge (_ bv4294967288 32) (bvadd c_~var_1_9~0 .cse1)) (= (_ bv1 32) c_~var_1_7~0) (let ((.cse2 (= (_ bv0 8) c_~var_1_10~0))) (or (and (= (_ bv1 8) c_~var_1_8~0) .cse2) (and (not .cse2) (= (_ bv0 8) c_~var_1_8~0)))) (= (_ bv0 32) c_~last_1_var_1_1~0) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) c_~var_1_13~0)) (= (_ bv0 32) c_~var_1_17~0) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true