./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-59.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_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/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_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-59.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/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_0f353da7-9041-419a-8a89-0e34586039ba/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 0bb8b5663ba2dc071251b4140110d0fdb4bbd97b62df4eade29867521161d85e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 19:49:50,635 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 19:49:50,720 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-27 19:49:50,729 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 19:49:50,730 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 19:49:50,766 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 19:49:50,766 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 19:49:50,768 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 19:49:50,768 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 19:49:50,769 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 19:49:50,770 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 19:49:50,770 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 19:49:50,770 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 19:49:50,770 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 19:49:50,771 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 19:49:50,771 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 19:49:50,771 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 19:49:50,771 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 19:49:50,771 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 19:49:50,771 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 19:49:50,772 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 19:49:50,772 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 19:49:50,772 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 19:49:50,772 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 19:49:50,772 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 19:49:50,772 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 19:49:50,772 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 19:49:50,773 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 19:49:50,773 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 19:49:50,773 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:49:50,773 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:49:50,773 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:49:50,774 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:49:50,774 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 19:49:50,774 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:49:50,774 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:49:50,774 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:49:50,774 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:49:50,774 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 19:49:50,774 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 19:49:50,774 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 19:49:50,774 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 19:49:50,775 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 19:49:50,775 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 19:49:50,775 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 19:49:50,775 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 19:49:50,775 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 19:49:50,775 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 19:49:50,775 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_0f353da7-9041-419a-8a89-0e34586039ba/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 -> 0bb8b5663ba2dc071251b4140110d0fdb4bbd97b62df4eade29867521161d85e [2024-11-27 19:49:51,084 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 19:49:51,095 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 19:49:51,098 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 19:49:51,099 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 19:49:51,100 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 19:49:51,103 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-59.i [2024-11-27 19:49:54,071 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/data/337a8580d/e67442f7143a42afa7e3ca0f9ed4b8b4/FLAG3a02da127 [2024-11-27 19:49:54,398 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 19:49:54,402 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-59.i [2024-11-27 19:49:54,421 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/data/337a8580d/e67442f7143a42afa7e3ca0f9ed4b8b4/FLAG3a02da127 [2024-11-27 19:49:54,444 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/data/337a8580d/e67442f7143a42afa7e3ca0f9ed4b8b4 [2024-11-27 19:49:54,446 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 19:49:54,448 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 19:49:54,451 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 19:49:54,451 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 19:49:54,456 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 19:49:54,457 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:49:54" (1/1) ... [2024-11-27 19:49:54,458 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71b2513f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:49:54, skipping insertion in model container [2024-11-27 19:49:54,460 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:49:54" (1/1) ... [2024-11-27 19:49:54,483 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 19:49:54,667 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_0f353da7-9041-419a-8a89-0e34586039ba/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-59.i[915,928] [2024-11-27 19:49:54,750 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:49:54,765 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 19:49:54,778 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_0f353da7-9041-419a-8a89-0e34586039ba/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-59.i[915,928] [2024-11-27 19:49:54,823 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:49:54,847 INFO L204 MainTranslator]: Completed translation [2024-11-27 19:49:54,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:49:54 WrapperNode [2024-11-27 19:49:54,848 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 19:49:54,850 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 19:49:54,850 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 19:49:54,850 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 19:49:54,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:49:54" (1/1) ... [2024-11-27 19:49:54,873 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:49:54" (1/1) ... [2024-11-27 19:49:54,911 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 134 [2024-11-27 19:49:54,911 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 19:49:54,912 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 19:49:54,912 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 19:49:54,912 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 19:49:54,927 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:49:54" (1/1) ... [2024-11-27 19:49:54,927 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:49:54" (1/1) ... [2024-11-27 19:49:54,934 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:49:54" (1/1) ... [2024-11-27 19:49:54,958 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 19:49:54,958 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:49:54" (1/1) ... [2024-11-27 19:49:54,958 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:49:54" (1/1) ... [2024-11-27 19:49:54,969 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:49:54" (1/1) ... [2024-11-27 19:49:54,973 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:49:54" (1/1) ... [2024-11-27 19:49:54,977 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:49:54" (1/1) ... [2024-11-27 19:49:54,978 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:49:54" (1/1) ... [2024-11-27 19:49:54,979 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:49:54" (1/1) ... [2024-11-27 19:49:54,981 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 19:49:54,982 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 19:49:54,982 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 19:49:54,982 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 19:49:54,983 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:49:54" (1/1) ... [2024-11-27 19:49:54,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:49:55,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:49:55,022 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 19:49:55,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 19:49:55,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 19:49:55,058 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 19:49:55,058 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 19:49:55,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 19:49:55,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 19:49:55,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 19:49:55,164 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 19:49:55,170 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 19:49:55,537 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-27 19:49:55,538 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 19:49:55,552 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 19:49:55,554 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 19:49:55,555 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:49:55 BoogieIcfgContainer [2024-11-27 19:49:55,555 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 19:49:55,558 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 19:49:55,559 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 19:49:55,565 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 19:49:55,565 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 07:49:54" (1/3) ... [2024-11-27 19:49:55,567 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2863260f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 07:49:55, skipping insertion in model container [2024-11-27 19:49:55,567 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:49:54" (2/3) ... [2024-11-27 19:49:55,568 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2863260f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 07:49:55, skipping insertion in model container [2024-11-27 19:49:55,568 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:49:55" (3/3) ... [2024-11-27 19:49:55,570 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount25_file-59.i [2024-11-27 19:49:55,593 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 19:49:55,595 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount25_file-59.i that has 2 procedures, 60 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 19:49:55,673 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 19:49:55,695 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;@1a361dd0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 19:49:55,695 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 19:49:55,700 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 36 states have (on average 1.2777777777777777) internal successors, (46), 37 states have internal predecessors, (46), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-27 19:49:55,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-27 19:49:55,715 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:49:55,716 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:49:55,717 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:49:55,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:49:55,726 INFO L85 PathProgramCache]: Analyzing trace with hash 2068994391, now seen corresponding path program 1 times [2024-11-27 19:49:55,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:49:55,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722149750] [2024-11-27 19:49:55,735 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:49:55,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:49:55,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:49:56,114 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2024-11-27 19:49:56,114 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:49:56,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722149750] [2024-11-27 19:49:56,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722149750] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 19:49:56,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1371243405] [2024-11-27 19:49:56,116 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:49:56,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 19:49:56,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:49:56,123 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 19:49:56,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-27 19:49:56,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:49:56,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 19:49:56,388 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:49:56,440 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2024-11-27 19:49:56,440 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 19:49:56,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1371243405] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:49:56,441 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 19:49:56,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-27 19:49:56,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248413206] [2024-11-27 19:49:56,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:49:56,449 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 19:49:56,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:49:56,476 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 19:49:56,476 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 19:49:56,480 INFO L87 Difference]: Start difference. First operand has 60 states, 36 states have (on average 1.2777777777777777) internal successors, (46), 37 states have internal predecessors, (46), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-27 19:49:56,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:49:56,506 INFO L93 Difference]: Finished difference Result 113 states and 191 transitions. [2024-11-27 19:49:56,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 19:49:56,509 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, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 132 [2024-11-27 19:49:56,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:49:56,520 INFO L225 Difference]: With dead ends: 113 [2024-11-27 19:49:56,520 INFO L226 Difference]: Without dead ends: 56 [2024-11-27 19:49:56,525 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 133 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 19:49:56,528 INFO L435 NwaCegarLoop]: 80 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, 80 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 19:49:56,529 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 19:49:56,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2024-11-27 19:49:56,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2024-11-27 19:49:56,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-27 19:49:56,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 80 transitions. [2024-11-27 19:49:56,578 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 80 transitions. Word has length 132 [2024-11-27 19:49:56,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:49:56,579 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 80 transitions. [2024-11-27 19:49:56,581 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, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-27 19:49:56,581 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 80 transitions. [2024-11-27 19:49:56,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-27 19:49:56,584 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:49:56,585 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:49:56,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-27 19:49:56,789 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 19:49:56,789 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:49:56,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:49:56,790 INFO L85 PathProgramCache]: Analyzing trace with hash -557139255, now seen corresponding path program 1 times [2024-11-27 19:49:56,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:49:56,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740975305] [2024-11-27 19:49:56,791 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:49:56,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:49:56,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:49:57,402 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-27 19:49:57,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:49:57,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740975305] [2024-11-27 19:49:57,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1740975305] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:49:57,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:49:57,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 19:49:57,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637628859] [2024-11-27 19:49:57,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:49:57,403 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 19:49:57,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:49:57,404 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 19:49:57,405 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 19:49:57,405 INFO L87 Difference]: Start difference. First operand 56 states and 80 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-27 19:49:57,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:49:57,439 INFO L93 Difference]: Finished difference Result 109 states and 157 transitions. [2024-11-27 19:49:57,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 19:49:57,440 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 132 [2024-11-27 19:49:57,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:49:57,441 INFO L225 Difference]: With dead ends: 109 [2024-11-27 19:49:57,442 INFO L226 Difference]: Without dead ends: 56 [2024-11-27 19:49:57,442 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 19:49:57,443 INFO L435 NwaCegarLoop]: 78 mSDtfsCounter, 0 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 149 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 19:49:57,443 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 149 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 19:49:57,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2024-11-27 19:49:57,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2024-11-27 19:49:57,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 33 states have (on average 1.121212121212121) internal successors, (37), 33 states have internal predecessors, (37), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-27 19:49:57,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 79 transitions. [2024-11-27 19:49:57,453 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 79 transitions. Word has length 132 [2024-11-27 19:49:57,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:49:57,454 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 79 transitions. [2024-11-27 19:49:57,455 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-27 19:49:57,455 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 79 transitions. [2024-11-27 19:49:57,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-27 19:49:57,457 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:49:57,457 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:49:57,457 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-27 19:49:57,457 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:49:57,458 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:49:57,458 INFO L85 PathProgramCache]: Analyzing trace with hash -327008013, now seen corresponding path program 1 times [2024-11-27 19:49:57,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:49:57,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6487222] [2024-11-27 19:49:57,458 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:49:57,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:49:57,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:49:57,651 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 19:49:57,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:49:57,831 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-27 19:49:57,831 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-27 19:49:57,832 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-27 19:49:57,836 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-27 19:49:57,842 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-27 19:49:57,947 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 19:49:57,950 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 07:49:57 BoogieIcfgContainer [2024-11-27 19:49:57,950 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 19:49:57,951 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 19:49:57,951 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 19:49:57,951 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 19:49:57,952 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:49:55" (3/4) ... [2024-11-27 19:49:57,954 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 19:49:57,955 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 19:49:57,956 INFO L158 Benchmark]: Toolchain (without parser) took 3508.32ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 92.5MB in the beginning and 99.5MB in the end (delta: -7.1MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2024-11-27 19:49:57,957 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 117.4MB. Free memory is still 72.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 19:49:57,957 INFO L158 Benchmark]: CACSL2BoogieTranslator took 397.38ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 79.2MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 19:49:57,957 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.72ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 77.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 19:49:57,957 INFO L158 Benchmark]: Boogie Preprocessor took 69.31ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 75.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 19:49:57,958 INFO L158 Benchmark]: RCFGBuilder took 573.37ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 60.5MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 19:49:57,958 INFO L158 Benchmark]: TraceAbstraction took 2392.58ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 59.9MB in the beginning and 99.6MB in the end (delta: -39.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 19:49:57,958 INFO L158 Benchmark]: Witness Printer took 4.38ms. Allocated memory is still 151.0MB. Free memory was 99.6MB in the beginning and 99.5MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 19:49:57,960 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 117.4MB. Free memory is still 72.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 397.38ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 79.2MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.72ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 77.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 69.31ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 75.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 573.37ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 60.5MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2392.58ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 59.9MB in the beginning and 99.6MB in the end (delta: -39.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.38ms. Allocated memory is still 151.0MB. Free memory was 99.6MB in the beginning and 99.5MB in the end (delta: 27.1kB). 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 100, overapproximation of someBinaryFLOATComparisonOperation at line 102, overapproximation of someBinaryFLOATComparisonOperation at line 104, overapproximation of someBinaryFLOATComparisonOperation at line 111, overapproximation of someBinaryFLOATComparisonOperation at line 98, overapproximation of someBinaryFLOATComparisonOperation at line 61, overapproximation of someBinaryDOUBLEComparisonOperation at line 92, overapproximation of someBinaryDOUBLEComparisonOperation at line 60, overapproximation of someBinaryDOUBLEComparisonOperation at line 111, overapproximation of someBinaryDOUBLEComparisonOperation at line 96, overapproximation of someBinaryDOUBLEComparisonOperation at line 94, overapproximation of someBinaryArithmeticFLOAToperation at line 61. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -128; [L23] signed long int var_1_4 = -32; [L24] signed long int var_1_5 = 10; [L25] signed long int var_1_6 = -1; [L26] unsigned long int var_1_7 = 25; [L27] unsigned char var_1_8 = 1; [L28] unsigned long int var_1_9 = 2; [L29] unsigned long int var_1_10 = 32; [L30] unsigned long int var_1_11 = 128; [L31] float var_1_12 = 24.2; [L32] double var_1_13 = 999999999999999.2; [L33] double var_1_14 = 9999999.6; [L34] double var_1_15 = 9.75; [L35] float var_1_16 = 999999999999999.4; [L36] float var_1_17 = 256.6; [L37] float var_1_18 = 8.875; [L38] float var_1_19 = 256.25; [L39] signed long int last_1_var_1_1 = -128; [L40] unsigned long int last_1_var_1_7 = 25; VAL [isInitial=0, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-32, var_1_5=10, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L115] isInitial = 1 [L116] FCALL initially() [L118] CALL updateLastVariables() [L107] last_1_var_1_1 = var_1_1 [L108] last_1_var_1_7 = var_1_7 VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-32, var_1_5=10, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L118] RET updateLastVariables() [L119] CALL updateVariables() [L70] var_1_4 = __VERIFIER_nondet_long() [L71] CALL assume_abort_if_not(var_1_4 >= -536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=10, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=10, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L71] RET assume_abort_if_not(var_1_4 >= -536870911) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=10, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L72] CALL assume_abort_if_not(var_1_4 <= 536870912) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=10, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=10, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L72] RET assume_abort_if_not(var_1_4 <= 536870912) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=10, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L73] var_1_5 = __VERIFIER_nondet_long() [L74] CALL assume_abort_if_not(var_1_5 >= -536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L74] RET assume_abort_if_not(var_1_5 >= -536870911) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L75] CALL assume_abort_if_not(var_1_5 <= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L75] RET assume_abort_if_not(var_1_5 <= 536870911) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1, var_1_7=25, var_1_8=1, var_1_9=2] [L76] var_1_6 = __VERIFIER_nondet_long() [L77] CALL assume_abort_if_not(var_1_6 >= -1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=1, var_1_9=2] [L77] RET assume_abort_if_not(var_1_6 >= -1073741823) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=1, var_1_9=2] [L78] CALL assume_abort_if_not(var_1_6 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=1, var_1_9=2] [L78] RET assume_abort_if_not(var_1_6 <= 1073741823) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=1, var_1_9=2] [L79] var_1_8 = __VERIFIER_nondet_uchar() [L80] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_9=2] [L80] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_9=2] [L81] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=2] [L81] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=2] [L82] var_1_9 = __VERIFIER_nondet_ulong() [L83] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0] [L83] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0] [L84] CALL assume_abort_if_not(var_1_9 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L84] RET assume_abort_if_not(var_1_9 <= 4294967294) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=32, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L85] var_1_10 = __VERIFIER_nondet_ulong() [L86] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L86] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L87] CALL assume_abort_if_not(var_1_10 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L87] RET assume_abort_if_not(var_1_10 <= 4294967294) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=128, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L88] var_1_11 = __VERIFIER_nondet_ulong() [L89] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L89] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L90] CALL assume_abort_if_not(var_1_11 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L90] RET assume_abort_if_not(var_1_11 <= 4294967294) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_13=4999999999999996/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L91] var_1_13 = __VERIFIER_nondet_double() [L92] CALL assume_abort_if_not((var_1_13 >= 0.0F && 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_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L92] RET assume_abort_if_not((var_1_13 >= 0.0F && 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_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_14=49999998/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L93] var_1_14 = __VERIFIER_nondet_double() [L94] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L94] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_15=39/4, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L95] var_1_15 = __VERIFIER_nondet_double() [L96] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L96] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_16=4999999999999997/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L97] var_1_16 = __VERIFIER_nondet_float() [L98] 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_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L98] 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_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_17=1283/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L99] var_1_17 = __VERIFIER_nondet_float() [L100] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L100] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_18=71/8, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L101] var_1_18 = __VERIFIER_nondet_float() [L102] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L102] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_19=1025/4, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L103] var_1_19 = __VERIFIER_nondet_float() [L104] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L104] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_1=-128, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L119] RET updateVariables() [L120] CALL step() [L44] COND TRUE ((((last_1_var_1_7) > (1)) ? (last_1_var_1_7) : (1))) <= (256 + last_1_var_1_1) [L45] var_1_1 = ((var_1_4 + var_1_5) + var_1_6) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_1=-1073741822, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=25, var_1_8=0, var_1_9=4294967294] [L49] COND FALSE !(\read(var_1_8)) [L56] var_1_7 = var_1_11 VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_1=-1073741822, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=4294967293, var_1_8=0, var_1_9=4294967294] [L58] unsigned long int stepLocal_0 = var_1_7; VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, stepLocal_0=4294967293, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_1=-1073741822, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=4294967293, var_1_8=0, var_1_9=4294967294] [L59] COND TRUE var_1_7 <= stepLocal_0 VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=121/5, var_1_1=-1073741822, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=4294967293, var_1_8=0, var_1_9=4294967294] [L60] COND TRUE (var_1_13 - var_1_14) == var_1_15 [L61] var_1_12 = ((((var_1_16) > (((var_1_17 + var_1_18) - var_1_19))) ? (var_1_16) : (((var_1_17 + var_1_18) - var_1_19)))) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=1000000000000004, var_1_16=1000000000000004, var_1_1=-1073741822, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=4294967293, var_1_8=0, var_1_9=4294967294] [L120] RET step() [L121] CALL, EXPR property() [L111-L112] return (((((((last_1_var_1_7) > (1)) ? (last_1_var_1_7) : (1))) <= (256 + last_1_var_1_1)) ? (var_1_1 == ((signed long int) ((var_1_4 + var_1_5) + var_1_6))) : (var_1_1 == ((signed long int) var_1_6))) && (var_1_8 ? ((var_1_1 <= var_1_1) ? (var_1_7 == ((unsigned long int) ((((var_1_9) > (((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))))) ? (var_1_9) : (((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11)))))))) : (var_1_7 == ((unsigned long int) var_1_10))) : (var_1_7 == ((unsigned long int) var_1_11)))) && ((var_1_7 <= var_1_7) ? (((var_1_13 - var_1_14) == var_1_15) ? (var_1_12 == ((float) ((((var_1_16) > (((var_1_17 + var_1_18) - var_1_19))) ? (var_1_16) : (((var_1_17 + var_1_18) - var_1_19)))))) : (var_1_12 == ((float) var_1_19))) : (var_1_12 == ((float) var_1_16))) ; VAL [\result=0, isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=1000000000000004, var_1_16=1000000000000004, var_1_1=-1073741822, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=4294967293, var_1_8=0, var_1_9=4294967294] [L121] RET, EXPR property() [L121] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=1000000000000004, var_1_16=1000000000000004, var_1_1=-1073741822, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=4294967293, var_1_8=0, var_1_9=4294967294] [L19] reach_error() VAL [isInitial=1, last_1_var_1_1=-128, last_1_var_1_7=25, var_1_10=4294967294, var_1_11=4294967293, var_1_12=1000000000000004, var_1_16=1000000000000004, var_1_1=-1073741822, var_1_4=-536870910, var_1_5=536870911, var_1_6=-1073741823, var_1_7=4294967293, var_1_8=0, var_1_9=4294967294] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 3, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 229 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 71 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 158 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 136 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=0, InterpolantAutomatonStates: 5, 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 529 NumberOfCodeBlocks, 529 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 393 ConstructedInterpolants, 0 QuantifiedInterpolants, 403 SizeOfPredicates, 0 NumberOfNonLiveVariables, 300 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 2480/2520 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 19:49:57,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/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_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/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_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-59.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/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_0f353da7-9041-419a-8a89-0e34586039ba/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 0bb8b5663ba2dc071251b4140110d0fdb4bbd97b62df4eade29867521161d85e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 19:50:00,800 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 19:50:00,952 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-27 19:50:00,963 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 19:50:00,964 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 19:50:00,999 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 19:50:01,001 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 19:50:01,001 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 19:50:01,002 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 19:50:01,002 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 19:50:01,003 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 19:50:01,003 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 19:50:01,004 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 19:50:01,004 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 19:50:01,005 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 19:50:01,005 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 19:50:01,005 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 19:50:01,005 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 19:50:01,006 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 19:50:01,006 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 19:50:01,006 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 19:50:01,006 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 19:50:01,006 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 19:50:01,006 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 19:50:01,006 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-27 19:50:01,006 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-27 19:50:01,006 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 19:50:01,006 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 19:50:01,006 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 19:50:01,007 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 19:50:01,007 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 19:50:01,007 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:50:01,007 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:50:01,007 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:50:01,007 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:50:01,007 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 19:50:01,007 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:50:01,007 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:50:01,007 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:50:01,007 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:50:01,008 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 19:50:01,008 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 19:50:01,008 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 19:50:01,008 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 19:50:01,008 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-27 19:50:01,008 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-27 19:50:01,008 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 19:50:01,008 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 19:50:01,008 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 19:50:01,008 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 19:50:01,008 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_0f353da7-9041-419a-8a89-0e34586039ba/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 -> 0bb8b5663ba2dc071251b4140110d0fdb4bbd97b62df4eade29867521161d85e [2024-11-27 19:50:01,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 19:50:01,370 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 19:50:01,372 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 19:50:01,373 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 19:50:01,374 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 19:50:01,375 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-59.i [2024-11-27 19:50:04,459 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/data/7ca63adda/4af58e4bb9f04195bba427ab27a2b8ae/FLAGb9608f9e1 [2024-11-27 19:50:04,711 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 19:50:04,712 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-59.i [2024-11-27 19:50:04,720 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/data/7ca63adda/4af58e4bb9f04195bba427ab27a2b8ae/FLAGb9608f9e1 [2024-11-27 19:50:04,734 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/data/7ca63adda/4af58e4bb9f04195bba427ab27a2b8ae [2024-11-27 19:50:04,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 19:50:04,738 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 19:50:04,740 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 19:50:04,740 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 19:50:04,744 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 19:50:04,745 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:50:04" (1/1) ... [2024-11-27 19:50:04,746 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2442bdf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:04, skipping insertion in model container [2024-11-27 19:50:04,746 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:50:04" (1/1) ... [2024-11-27 19:50:04,765 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 19:50:04,920 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_0f353da7-9041-419a-8a89-0e34586039ba/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-59.i[915,928] [2024-11-27 19:50:04,971 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:50:04,987 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 19:50:04,999 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_0f353da7-9041-419a-8a89-0e34586039ba/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-59.i[915,928] [2024-11-27 19:50:05,024 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:50:05,047 INFO L204 MainTranslator]: Completed translation [2024-11-27 19:50:05,048 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:05 WrapperNode [2024-11-27 19:50:05,048 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 19:50:05,050 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 19:50:05,051 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 19:50:05,051 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 19:50:05,061 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:05" (1/1) ... [2024-11-27 19:50:05,079 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:05" (1/1) ... [2024-11-27 19:50:05,123 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 131 [2024-11-27 19:50:05,123 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 19:50:05,123 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 19:50:05,124 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 19:50:05,124 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 19:50:05,133 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:05" (1/1) ... [2024-11-27 19:50:05,133 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:05" (1/1) ... [2024-11-27 19:50:05,138 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:05" (1/1) ... [2024-11-27 19:50:05,160 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 19:50:05,160 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:05" (1/1) ... [2024-11-27 19:50:05,160 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:05" (1/1) ... [2024-11-27 19:50:05,177 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:05" (1/1) ... [2024-11-27 19:50:05,182 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:05" (1/1) ... [2024-11-27 19:50:05,186 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:05" (1/1) ... [2024-11-27 19:50:05,192 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:05" (1/1) ... [2024-11-27 19:50:05,194 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:05" (1/1) ... [2024-11-27 19:50:05,201 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 19:50:05,203 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 19:50:05,203 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 19:50:05,204 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 19:50:05,205 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:05" (1/1) ... [2024-11-27 19:50:05,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:50:05,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:05,253 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:05,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 19:50:05,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 19:50:05,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-27 19:50:05,288 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 19:50:05,288 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 19:50:05,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 19:50:05,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 19:50:05,395 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 19:50:05,397 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 19:50:08,482 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-27 19:50:08,482 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 19:50:08,492 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 19:50:08,493 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 19:50:08,493 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:50:08 BoogieIcfgContainer [2024-11-27 19:50:08,493 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 19:50:08,496 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 19:50:08,496 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 19:50:08,501 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 19:50:08,501 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 07:50:04" (1/3) ... [2024-11-27 19:50:08,502 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c0096ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 07:50:08, skipping insertion in model container [2024-11-27 19:50:08,502 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:05" (2/3) ... [2024-11-27 19:50:08,502 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c0096ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 07:50:08, skipping insertion in model container [2024-11-27 19:50:08,502 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:50:08" (3/3) ... [2024-11-27 19:50:08,504 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount25_file-59.i [2024-11-27 19:50:08,517 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 19:50:08,519 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount25_file-59.i that has 2 procedures, 60 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 19:50:08,593 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 19:50:08,604 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@376ce691, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 19:50:08,605 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 19:50:08,609 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 36 states have (on average 1.2777777777777777) internal successors, (46), 37 states have internal predecessors, (46), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-27 19:50:08,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-27 19:50:08,620 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:50:08,621 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:50:08,621 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:50:08,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:08,626 INFO L85 PathProgramCache]: Analyzing trace with hash 2068994391, now seen corresponding path program 1 times [2024-11-27 19:50:08,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 19:50:08,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1841953585] [2024-11-27 19:50:08,638 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:08,638 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 19:50:08,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 19:50:08,642 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/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 19:50:08,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/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 19:50:09,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:09,171 INFO L256 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 19:50:09,184 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:50:09,244 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2024-11-27 19:50:09,244 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 19:50:09,247 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 19:50:09,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1841953585] [2024-11-27 19:50:09,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1841953585] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:50:09,248 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:50:09,248 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 19:50:09,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126416817] [2024-11-27 19:50:09,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:50:09,255 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 19:50:09,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 19:50:09,278 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 19:50:09,278 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 19:50:09,281 INFO L87 Difference]: Start difference. First operand has 60 states, 36 states have (on average 1.2777777777777777) internal successors, (46), 37 states have internal predecessors, (46), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-27 19:50:09,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:50:09,316 INFO L93 Difference]: Finished difference Result 113 states and 191 transitions. [2024-11-27 19:50:09,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 19:50:09,320 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, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 132 [2024-11-27 19:50:09,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:50:09,329 INFO L225 Difference]: With dead ends: 113 [2024-11-27 19:50:09,330 INFO L226 Difference]: Without dead ends: 56 [2024-11-27 19:50:09,334 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 131 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 19:50:09,339 INFO L435 NwaCegarLoop]: 80 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, 80 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 19:50:09,342 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 19:50:09,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2024-11-27 19:50:09,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2024-11-27 19:50:09,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-27 19:50:09,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 80 transitions. [2024-11-27 19:50:09,394 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 80 transitions. Word has length 132 [2024-11-27 19:50:09,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:50:09,396 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 80 transitions. [2024-11-27 19:50:09,396 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, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-27 19:50:09,396 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 80 transitions. [2024-11-27 19:50:09,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-27 19:50:09,401 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:50:09,402 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:50:09,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/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 19:50:09,602 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/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 19:50:09,603 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:50:09,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:09,603 INFO L85 PathProgramCache]: Analyzing trace with hash -557139255, now seen corresponding path program 1 times [2024-11-27 19:50:09,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 19:50:09,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [648522429] [2024-11-27 19:50:09,604 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:09,605 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 19:50:09,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 19:50:09,610 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/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 19:50:09,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/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 19:50:10,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:10,058 INFO L256 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 19:50:10,065 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:50:10,149 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-27 19:50:10,149 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 19:50:10,149 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 19:50:10,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [648522429] [2024-11-27 19:50:10,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [648522429] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:50:10,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:50:10,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 19:50:10,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938695829] [2024-11-27 19:50:10,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:50:10,151 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 19:50:10,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 19:50:10,154 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 19:50:10,154 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 19:50:10,154 INFO L87 Difference]: Start difference. First operand 56 states and 80 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-27 19:50:11,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 19:50:11,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:50:11,338 INFO L93 Difference]: Finished difference Result 109 states and 157 transitions. [2024-11-27 19:50:11,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 19:50:11,353 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 132 [2024-11-27 19:50:11,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:50:11,355 INFO L225 Difference]: With dead ends: 109 [2024-11-27 19:50:11,355 INFO L226 Difference]: Without dead ends: 56 [2024-11-27 19:50:11,356 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 19:50:11,356 INFO L435 NwaCegarLoop]: 78 mSDtfsCounter, 0 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 149 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-27 19:50:11,361 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 149 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-27 19:50:11,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2024-11-27 19:50:11,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2024-11-27 19:50:11,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 33 states have (on average 1.121212121212121) internal successors, (37), 33 states have internal predecessors, (37), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-27 19:50:11,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 79 transitions. [2024-11-27 19:50:11,381 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 79 transitions. Word has length 132 [2024-11-27 19:50:11,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:50:11,383 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 79 transitions. [2024-11-27 19:50:11,383 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-27 19:50:11,385 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 79 transitions. [2024-11-27 19:50:11,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-27 19:50:11,386 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:50:11,389 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:50:11,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/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)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:11,589 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/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 19:50:11,589 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:50:11,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:11,590 INFO L85 PathProgramCache]: Analyzing trace with hash -327008013, now seen corresponding path program 1 times [2024-11-27 19:50:11,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 19:50:11,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2046143356] [2024-11-27 19:50:11,591 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:11,591 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 19:50:11,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 19:50:11,595 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/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 19:50:11,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f353da7-9041-419a-8a89-0e34586039ba/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 19:50:12,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:12,040 INFO L256 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-27 19:50:12,050 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:51:24,881 WARN L286 SmtUtils]: Spent 18.05s on a formula simplification that was a NOOP. DAG size: 64 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)