./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-54.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_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/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_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-54.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/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_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/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 780c9695fce8078284347d8ef4dbfa2e5efe201a2854717b9c7057b4f7bacd67 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:29:22,675 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:29:22,785 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-27 20:29:22,793 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:29:22,796 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:29:22,834 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:29:22,835 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:29:22,836 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:29:22,836 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:29:22,836 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:29:22,837 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:29:22,837 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:29:22,838 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:29:22,838 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:29:22,838 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:29:22,838 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:29:22,839 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 20:29:22,840 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 20:29:22,840 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 20:29:22,840 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 20:29:22,840 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:29:22,840 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 20:29:22,840 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:29:22,840 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 20:29:22,840 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 20:29:22,841 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 20:29:22,841 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:29:22,841 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:29:22,841 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:29:22,841 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:29:22,841 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:29:22,841 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:29:22,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:29:22,841 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:29:22,841 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:29:22,841 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:29:22,842 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:29:22,842 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:29:22,842 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:29:22,842 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:29:22,842 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 20:29:22,842 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 20:29:22,842 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 20:29:22,842 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 20:29:22,842 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:29:22,842 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:29:22,842 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:29:22,842 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:29:22,843 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_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/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 -> 780c9695fce8078284347d8ef4dbfa2e5efe201a2854717b9c7057b4f7bacd67 [2024-11-27 20:29:23,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:29:23,175 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:29:23,177 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:29:23,182 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:29:23,182 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:29:23,184 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-54.i [2024-11-27 20:29:26,120 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/data/495b91558/9af649d3d07b40b5a73d7622c0e46651/FLAG85dd1da9b [2024-11-27 20:29:26,479 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:29:26,480 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-54.i [2024-11-27 20:29:26,489 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/data/495b91558/9af649d3d07b40b5a73d7622c0e46651/FLAG85dd1da9b [2024-11-27 20:29:26,504 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/data/495b91558/9af649d3d07b40b5a73d7622c0e46651 [2024-11-27 20:29:26,507 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:29:26,509 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:29:26,510 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:29:26,510 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:29:26,515 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:29:26,516 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:29:26" (1/1) ... [2024-11-27 20:29:26,517 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70247a82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:26, skipping insertion in model container [2024-11-27 20:29:26,517 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:29:26" (1/1) ... [2024-11-27 20:29:26,536 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:29:26,687 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_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-54.i[915,928] [2024-11-27 20:29:26,743 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:29:26,757 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 20:29:26,771 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_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-54.i[915,928] [2024-11-27 20:29:26,822 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:29:26,853 INFO L204 MainTranslator]: Completed translation [2024-11-27 20:29:26,853 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:26 WrapperNode [2024-11-27 20:29:26,854 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:29:26,855 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 20:29:26,855 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 20:29:26,855 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 20:29:26,864 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:26" (1/1) ... [2024-11-27 20:29:26,872 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:26" (1/1) ... [2024-11-27 20:29:26,906 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 145 [2024-11-27 20:29:26,907 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 20:29:26,908 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 20:29:26,908 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 20:29:26,908 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 20:29:26,918 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:26" (1/1) ... [2024-11-27 20:29:26,918 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:26" (1/1) ... [2024-11-27 20:29:26,920 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:26" (1/1) ... [2024-11-27 20:29:26,934 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 20:29:26,934 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:26" (1/1) ... [2024-11-27 20:29:26,934 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:26" (1/1) ... [2024-11-27 20:29:26,940 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:26" (1/1) ... [2024-11-27 20:29:26,941 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:26" (1/1) ... [2024-11-27 20:29:26,944 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:26" (1/1) ... [2024-11-27 20:29:26,946 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:26" (1/1) ... [2024-11-27 20:29:26,947 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:26" (1/1) ... [2024-11-27 20:29:26,950 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 20:29:26,950 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 20:29:26,951 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 20:29:26,951 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 20:29:26,952 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:26" (1/1) ... [2024-11-27 20:29:26,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:29:26,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:29:26,988 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 20:29:26,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 20:29:27,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 20:29:27,016 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 20:29:27,016 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 20:29:27,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 20:29:27,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 20:29:27,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 20:29:27,087 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 20:29:27,089 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 20:29:27,404 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-27 20:29:27,404 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 20:29:27,416 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 20:29:27,417 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-27 20:29:27,417 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:29:27 BoogieIcfgContainer [2024-11-27 20:29:27,419 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 20:29:27,421 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 20:29:27,423 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 20:29:27,428 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 20:29:27,428 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 08:29:26" (1/3) ... [2024-11-27 20:29:27,429 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b83d289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:29:27, skipping insertion in model container [2024-11-27 20:29:27,430 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:26" (2/3) ... [2024-11-27 20:29:27,431 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b83d289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:29:27, skipping insertion in model container [2024-11-27 20:29:27,431 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:29:27" (3/3) ... [2024-11-27 20:29:27,432 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-54.i [2024-11-27 20:29:27,448 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 20:29:27,450 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-54.i that has 2 procedures, 64 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 20:29:27,506 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 20:29:27,521 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;@447188dc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 20:29:27,521 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 20:29:27,526 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 40 states have (on average 1.325) internal successors, (53), 41 states have internal predecessors, (53), 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 20:29:27,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-27 20:29:27,540 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:29:27,544 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, 1, 1, 1] [2024-11-27 20:29:27,545 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:29:27,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:27,551 INFO L85 PathProgramCache]: Analyzing trace with hash 1432791073, now seen corresponding path program 1 times [2024-11-27 20:29:27,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:27,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048227454] [2024-11-27 20:29:27,560 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:27,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:27,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:28,555 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 20:29:28,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:28,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048227454] [2024-11-27 20:29:28,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048227454] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:28,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:28,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 20:29:28,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743974635] [2024-11-27 20:29:28,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:28,566 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 20:29:28,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:28,593 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 20:29:28,594 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 20:29:28,598 INFO L87 Difference]: Start difference. First operand has 64 states, 40 states have (on average 1.325) internal successors, (53), 41 states have internal predecessors, (53), 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 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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 20:29:28,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:29:28,906 INFO L93 Difference]: Finished difference Result 192 states and 328 transitions. [2024-11-27 20:29:28,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 20:29:28,912 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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 136 [2024-11-27 20:29:28,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:29:28,924 INFO L225 Difference]: With dead ends: 192 [2024-11-27 20:29:28,924 INFO L226 Difference]: Without dead ends: 119 [2024-11-27 20:29:28,928 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:29:28,934 INFO L435 NwaCegarLoop]: 89 mSDtfsCounter, 70 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 20:29:28,936 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 259 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 20:29:28,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2024-11-27 20:29:29,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 102. [2024-11-27 20:29:29,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 57 states have (on average 1.1578947368421053) internal successors, (66), 57 states have internal predecessors, (66), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-27 20:29:29,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 150 transitions. [2024-11-27 20:29:29,023 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 150 transitions. Word has length 136 [2024-11-27 20:29:29,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:29:29,024 INFO L471 AbstractCegarLoop]: Abstraction has 102 states and 150 transitions. [2024-11-27 20:29:29,024 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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 20:29:29,024 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 150 transitions. [2024-11-27 20:29:29,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-27 20:29:29,032 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:29:29,035 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, 1, 1, 1, 1] [2024-11-27 20:29:29,035 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-27 20:29:29,035 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:29:29,036 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:29,036 INFO L85 PathProgramCache]: Analyzing trace with hash -174721296, now seen corresponding path program 1 times [2024-11-27 20:29:29,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:29,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461937101] [2024-11-27 20:29:29,037 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:29,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:29,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-27 20:29:29,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [237287471] [2024-11-27 20:29:29,384 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:29,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:29:29,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:29:29,388 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:29:29,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-27 20:29:30,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:29:30,082 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:29:30,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:29:30,256 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-27 20:29:30,257 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-27 20:29:30,258 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-27 20:29:30,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-27 20:29:30,462 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:29:30,466 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-27 20:29:30,588 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 20:29:30,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 08:29:30 BoogieIcfgContainer [2024-11-27 20:29:30,593 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 20:29:30,595 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 20:29:30,595 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 20:29:30,595 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 20:29:30,596 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:29:27" (3/4) ... [2024-11-27 20:29:30,598 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 20:29:30,599 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 20:29:30,601 INFO L158 Benchmark]: Toolchain (without parser) took 4091.34ms. Allocated memory is still 142.6MB. Free memory was 100.6MB in the beginning and 60.9MB in the end (delta: 39.7MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2024-11-27 20:29:30,601 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 167.8MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:29:30,602 INFO L158 Benchmark]: CACSL2BoogieTranslator took 344.02ms. Allocated memory is still 142.6MB. Free memory was 100.6MB in the beginning and 87.0MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 20:29:30,603 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.19ms. Allocated memory is still 142.6MB. Free memory was 87.0MB in the beginning and 84.8MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 20:29:30,604 INFO L158 Benchmark]: Boogie Preprocessor took 41.74ms. Allocated memory is still 142.6MB. Free memory was 84.8MB in the beginning and 82.2MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:29:30,604 INFO L158 Benchmark]: RCFGBuilder took 468.71ms. Allocated memory is still 142.6MB. Free memory was 81.8MB in the beginning and 63.8MB in the end (delta: 18.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 20:29:30,605 INFO L158 Benchmark]: TraceAbstraction took 3171.75ms. Allocated memory is still 142.6MB. Free memory was 63.1MB in the beginning and 61.0MB in the end (delta: 2.2MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-11-27 20:29:30,605 INFO L158 Benchmark]: Witness Printer took 4.38ms. Allocated memory is still 142.6MB. Free memory was 61.0MB in the beginning and 60.9MB in the end (delta: 36.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:29:30,607 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 167.8MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 344.02ms. Allocated memory is still 142.6MB. Free memory was 100.6MB in the beginning and 87.0MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.19ms. Allocated memory is still 142.6MB. Free memory was 87.0MB in the beginning and 84.8MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.74ms. Allocated memory is still 142.6MB. Free memory was 84.8MB in the beginning and 82.2MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 468.71ms. Allocated memory is still 142.6MB. Free memory was 81.8MB in the beginning and 63.8MB in the end (delta: 18.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 3171.75ms. Allocated memory is still 142.6MB. Free memory was 63.1MB in the beginning and 61.0MB in the end (delta: 2.2MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * Witness Printer took 4.38ms. Allocated memory is still 142.6MB. Free memory was 61.0MB in the beginning and 60.9MB in the end (delta: 36.9kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 116, overapproximation of someBinaryFLOATComparisonOperation at line 112, overapproximation of someBinaryFLOATComparisonOperation at line 72, overapproximation of someBinaryFLOATComparisonOperation at line 122, overapproximation of someBinaryFLOATComparisonOperation at line 114, overapproximation of someBinaryFLOATComparisonOperation at line 110, overapproximation of someBinaryDOUBLEComparisonOperation at line 63, overapproximation of someBinaryDOUBLEComparisonOperation at line 122, overapproximation of someBinaryDOUBLEComparisonOperation at line 103, overapproximation of someBinaryDOUBLEComparisonOperation at line 105. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -4; [L23] signed short int var_1_4 = 256; [L24] signed short int var_1_5 = 0; [L25] signed short int var_1_6 = 25; [L26] signed short int var_1_8 = 100; [L27] unsigned char var_1_9 = 1; [L28] signed short int var_1_10 = -4; [L29] unsigned char var_1_11 = 0; [L30] unsigned char var_1_12 = 0; [L31] unsigned char var_1_13 = 1; [L32] unsigned long int var_1_14 = 64; [L33] double var_1_15 = 10.3; [L34] double var_1_16 = 128.6; [L35] unsigned long int var_1_17 = 2600113953; [L36] float var_1_18 = 8.25; [L37] float var_1_19 = 31.5; [L38] float var_1_20 = 2.625; [L39] float var_1_21 = 999999999999999.2; [L40] float var_1_22 = 127.5; [L41] unsigned char last_1_var_1_9 = 1; VAL [isInitial=0, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=256, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L126] isInitial = 1 [L127] FCALL initially() [L128] int k_loop; [L129] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=256, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L129] COND TRUE k_loop < 1 VAL [isInitial=1, k_loop=0, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=256, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L130] CALL updateLastVariables() [L119] last_1_var_1_9 = var_1_9 VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=256, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L130] RET updateLastVariables() [L131] CALL updateVariables() [L83] var_1_4 = __VERIFIER_nondet_short() [L84] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L84] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L85] CALL assume_abort_if_not(var_1_4 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L85] RET assume_abort_if_not(var_1_4 <= 16383) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L86] var_1_5 = __VERIFIER_nondet_short() [L87] CALL assume_abort_if_not(var_1_5 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=100, var_1_9=1] [L87] RET assume_abort_if_not(var_1_5 >= -1) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=100, var_1_9=1] [L88] CALL assume_abort_if_not(var_1_5 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=100, var_1_9=1] [L88] RET assume_abort_if_not(var_1_5 <= 32766) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=100, var_1_9=1] [L89] var_1_8 = __VERIFIER_nondet_short() [L90] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L90] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L91] CALL assume_abort_if_not(var_1_8 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L91] RET assume_abort_if_not(var_1_8 <= 32766) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L92] var_1_10 = __VERIFIER_nondet_short() [L93] CALL assume_abort_if_not(var_1_10 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L93] RET assume_abort_if_not(var_1_10 >= -32768) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L94] CALL assume_abort_if_not(var_1_10 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L94] RET assume_abort_if_not(var_1_10 <= 32767) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L95] CALL assume_abort_if_not(var_1_10 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L95] RET assume_abort_if_not(var_1_10 != 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L96] var_1_11 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L97] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L98] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L98] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L99] var_1_12 = __VERIFIER_nondet_uchar() [L100] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L100] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L101] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L101] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L102] var_1_15 = __VERIFIER_nondet_double() [L103] CALL assume_abort_if_not((var_1_15 >= 0.0F && 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_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L103] RET assume_abort_if_not((var_1_15 >= 0.0F && 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_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L104] var_1_16 = __VERIFIER_nondet_double() [L105] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L105] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L106] var_1_17 = __VERIFIER_nondet_ulong() [L107] CALL assume_abort_if_not(var_1_17 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L107] RET assume_abort_if_not(var_1_17 >= 2147483647) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L108] CALL assume_abort_if_not(var_1_17 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L108] RET assume_abort_if_not(var_1_17 <= 4294967294) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L109] var_1_19 = __VERIFIER_nondet_float() [L110] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=33/4, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=33/4, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L110] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=33/4, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L111] var_1_20 = __VERIFIER_nondet_float() [L112] CALL assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=33/4, var_1_1=-4, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=33/4, var_1_1=-4, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L112] RET assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=33/4, var_1_1=-4, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L113] var_1_21 = __VERIFIER_nondet_float() [L114] CALL assume_abort_if_not((var_1_21 >= -230584.3009213691390e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=33/4, var_1_1=-4, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=33/4, var_1_1=-4, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L114] RET assume_abort_if_not((var_1_21 >= -230584.3009213691390e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=33/4, var_1_1=-4, var_1_22=255/2, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L115] var_1_22 = __VERIFIER_nondet_float() [L116] CALL assume_abort_if_not((var_1_22 >= -230584.3009213691390e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=33/4, var_1_1=-4, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=33/4, var_1_1=-4, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L116] RET assume_abort_if_not((var_1_22 >= -230584.3009213691390e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=33/4, var_1_1=-4, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L131] RET updateVariables() [L132] CALL step() [L45] COND TRUE \read(last_1_var_1_9) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=33/4, var_1_1=-4, var_1_4=7, var_1_5=7, var_1_6=25, var_1_8=3, var_1_9=1] [L46] COND TRUE var_1_5 == var_1_4 [L47] var_1_6 = ((((((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) < ((var_1_4 - var_1_8))) ? (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) : ((var_1_4 - var_1_8)))) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=33/4, var_1_1=-4, var_1_4=7, var_1_5=7, var_1_6=4, var_1_8=3, var_1_9=1] [L54] COND FALSE !(-32 >= (var_1_5 - var_1_8)) [L61] var_1_18 = var_1_19 VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=2, var_1_19=2, var_1_1=-4, var_1_4=7, var_1_5=7, var_1_6=4, var_1_8=3, var_1_9=1] [L63] COND FALSE !(var_1_18 < ((((var_1_18) > ((var_1_15 - var_1_16))) ? (var_1_18) : ((var_1_15 - var_1_16))))) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=2, var_1_19=2, var_1_1=-4, var_1_4=7, var_1_5=7, var_1_6=4, var_1_8=3, var_1_9=1] [L66] unsigned long int stepLocal_0 = var_1_14; VAL [isInitial=1, last_1_var_1_9=1, stepLocal_0=64, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=2, var_1_19=2, var_1_1=-4, var_1_4=7, var_1_5=7, var_1_6=4, var_1_8=3, var_1_9=1] [L67] COND TRUE ((var_1_8 % var_1_10) * (8 + var_1_14)) >= stepLocal_0 [L68] var_1_9 = ((! var_1_11) || var_1_12) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=2, var_1_19=2, var_1_1=-4, var_1_4=7, var_1_5=7, var_1_6=4, var_1_8=3, var_1_9=0] [L72] COND TRUE var_1_18 > var_1_18 [L73] var_1_1 = ((((((2 + var_1_4)) < (var_1_5)) ? ((2 + var_1_4)) : (var_1_5))) - 2) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=2, var_1_19=2, var_1_1=5, var_1_4=7, var_1_5=7, var_1_6=4, var_1_8=3, var_1_9=0] [L77] unsigned long int stepLocal_1 = (((var_1_14) < (var_1_5)) ? (var_1_14) : (var_1_5)); VAL [isInitial=1, last_1_var_1_9=1, stepLocal_1=7, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=-10737418241, var_1_18=2, var_1_19=2, var_1_1=5, var_1_4=7, var_1_5=7, var_1_6=4, var_1_8=3, var_1_9=0] [L78] COND TRUE ((var_1_8 * var_1_1) + var_1_4) >= stepLocal_1 [L79] var_1_13 = var_1_12 VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=64, var_1_17=-10737418241, var_1_18=2, var_1_19=2, var_1_1=5, var_1_4=7, var_1_5=7, var_1_6=4, var_1_8=3, var_1_9=0] [L132] RET step() [L133] CALL, EXPR property() [L122-L123] return ((((((var_1_18 > var_1_18) ? (var_1_1 == ((signed short int) ((((((2 + var_1_4)) < (var_1_5)) ? ((2 + var_1_4)) : (var_1_5))) - 2))) : (var_1_1 == ((signed short int) var_1_4))) && (last_1_var_1_9 ? ((var_1_5 == var_1_4) ? (var_1_6 == ((signed short int) ((((((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) < ((var_1_4 - var_1_8))) ? (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) : ((var_1_4 - var_1_8)))))) : (var_1_6 == ((signed short int) var_1_8))) : (var_1_6 == ((signed short int) var_1_4)))) && ((((var_1_8 % var_1_10) * (8 + var_1_14)) >= var_1_14) ? (var_1_9 == ((unsigned char) ((! var_1_11) || var_1_12))) : (var_1_9 == ((unsigned char) (! var_1_12))))) && ((((var_1_8 * var_1_1) + var_1_4) >= ((((var_1_14) < (var_1_5)) ? (var_1_14) : (var_1_5)))) ? (var_1_13 == ((unsigned char) var_1_12)) : 1)) && ((var_1_18 < ((((var_1_18) > ((var_1_15 - var_1_16))) ? (var_1_18) : ((var_1_15 - var_1_16))))) ? (var_1_14 == ((unsigned long int) (var_1_17 - (var_1_8 + var_1_4)))) : 1)) && ((-32 >= (var_1_5 - var_1_8)) ? ((var_1_10 > var_1_6) ? (var_1_18 == ((float) ((var_1_19 - var_1_20) + (var_1_21 + var_1_22)))) : (var_1_18 == ((float) var_1_20))) : (var_1_18 == ((float) var_1_19))) ; VAL [\result=0, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=64, var_1_17=-10737418241, var_1_18=2, var_1_19=2, var_1_1=5, var_1_4=7, var_1_5=7, var_1_6=4, var_1_8=3, var_1_9=0] [L133] RET, EXPR property() [L133] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=64, var_1_17=-10737418241, var_1_18=2, var_1_19=2, var_1_1=5, var_1_4=7, var_1_5=7, var_1_6=4, var_1_8=3, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=64, var_1_17=-10737418241, var_1_18=2, var_1_19=2, var_1_1=5, var_1_4=7, var_1_5=7, var_1_6=4, var_1_8=3, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 64 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.0s, OverallIterations: 2, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 70 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 70 mSDsluCounter, 259 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 170 mSDsCounter, 64 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 64 mSolverCounterUnsat, 89 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=102occurred in iteration=1, InterpolantAutomatonStates: 4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 17 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 410 NumberOfCodeBlocks, 410 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 135 ConstructedInterpolants, 0 QuantifiedInterpolants, 431 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 840/840 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-27 20:29:30,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/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_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-54.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/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_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/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 780c9695fce8078284347d8ef4dbfa2e5efe201a2854717b9c7057b4f7bacd67 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:29:33,501 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:29:33,642 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-27 20:29:33,653 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:29:33,653 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:29:33,689 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:29:33,690 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:29:33,690 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:29:33,691 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:29:33,691 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:29:33,692 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:29:33,692 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:29:33,693 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:29:33,693 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:29:33,694 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:29:33,694 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:29:33,694 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 20:29:33,694 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 20:29:33,694 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 20:29:33,694 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:29:33,694 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 20:29:33,694 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:29:33,695 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 20:29:33,695 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 20:29:33,695 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-27 20:29:33,695 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-27 20:29:33,695 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 20:29:33,695 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 20:29:33,695 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:29:33,695 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:29:33,696 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:29:33,696 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:29:33,696 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:29:33,696 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:29:33,696 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:29:33,696 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:29:33,696 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:29:33,696 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:29:33,696 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:29:33,697 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:29:33,697 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:29:33,697 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:29:33,697 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 20:29:33,697 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 20:29:33,697 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-27 20:29:33,697 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-27 20:29:33,697 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:29:33,697 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:29:33,698 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:29:33,698 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:29:33,698 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_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/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 -> 780c9695fce8078284347d8ef4dbfa2e5efe201a2854717b9c7057b4f7bacd67 [2024-11-27 20:29:34,053 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:29:34,061 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:29:34,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:29:34,068 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:29:34,068 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:29:34,070 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-54.i [2024-11-27 20:29:37,062 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/data/cd4a1ad08/ab3448c9ffa3424c8d45981b4146d0e4/FLAG394901cf4 [2024-11-27 20:29:37,376 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:29:37,376 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-54.i [2024-11-27 20:29:37,389 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/data/cd4a1ad08/ab3448c9ffa3424c8d45981b4146d0e4/FLAG394901cf4 [2024-11-27 20:29:37,420 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/data/cd4a1ad08/ab3448c9ffa3424c8d45981b4146d0e4 [2024-11-27 20:29:37,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:29:37,425 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:29:37,427 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:29:37,428 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:29:37,433 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:29:37,434 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:29:37" (1/1) ... [2024-11-27 20:29:37,435 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f1b5fef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:37, skipping insertion in model container [2024-11-27 20:29:37,437 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:29:37" (1/1) ... [2024-11-27 20:29:37,461 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:29:37,644 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_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-54.i[915,928] [2024-11-27 20:29:37,731 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:29:37,746 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 20:29:37,761 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_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-54.i[915,928] [2024-11-27 20:29:37,826 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:29:37,852 INFO L204 MainTranslator]: Completed translation [2024-11-27 20:29:37,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:37 WrapperNode [2024-11-27 20:29:37,853 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:29:37,854 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 20:29:37,854 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 20:29:37,854 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 20:29:37,862 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:37" (1/1) ... [2024-11-27 20:29:37,880 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:37" (1/1) ... [2024-11-27 20:29:37,922 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 141 [2024-11-27 20:29:37,926 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 20:29:37,927 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 20:29:37,927 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 20:29:37,927 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 20:29:37,940 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:37" (1/1) ... [2024-11-27 20:29:37,940 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:37" (1/1) ... [2024-11-27 20:29:37,944 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:37" (1/1) ... [2024-11-27 20:29:37,962 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 20:29:37,962 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:37" (1/1) ... [2024-11-27 20:29:37,962 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:37" (1/1) ... [2024-11-27 20:29:37,972 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:37" (1/1) ... [2024-11-27 20:29:37,973 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:37" (1/1) ... [2024-11-27 20:29:37,976 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:37" (1/1) ... [2024-11-27 20:29:37,978 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:37" (1/1) ... [2024-11-27 20:29:37,980 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:37" (1/1) ... [2024-11-27 20:29:37,983 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 20:29:37,984 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 20:29:37,984 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 20:29:37,984 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 20:29:37,985 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:37" (1/1) ... [2024-11-27 20:29:37,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:29:38,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:29:38,028 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 20:29:38,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 20:29:38,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 20:29:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-27 20:29:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 20:29:38,062 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 20:29:38,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 20:29:38,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 20:29:38,174 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 20:29:38,177 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 20:29:44,296 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-27 20:29:44,297 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 20:29:44,312 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 20:29:44,312 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-27 20:29:44,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:29:44 BoogieIcfgContainer [2024-11-27 20:29:44,313 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 20:29:44,319 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 20:29:44,319 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 20:29:44,351 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 20:29:44,352 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 08:29:37" (1/3) ... [2024-11-27 20:29:44,352 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d09b92d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:29:44, skipping insertion in model container [2024-11-27 20:29:44,353 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:37" (2/3) ... [2024-11-27 20:29:44,353 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d09b92d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:29:44, skipping insertion in model container [2024-11-27 20:29:44,354 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:29:44" (3/3) ... [2024-11-27 20:29:44,356 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-54.i [2024-11-27 20:29:44,372 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 20:29:44,374 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-54.i that has 2 procedures, 64 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 20:29:44,446 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 20:29:44,462 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;@7dc84c7f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 20:29:44,464 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 20:29:44,469 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 40 states have (on average 1.325) internal successors, (53), 41 states have internal predecessors, (53), 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 20:29:44,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-27 20:29:44,480 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:29:44,481 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, 1, 1, 1] [2024-11-27 20:29:44,482 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:29:44,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:44,488 INFO L85 PathProgramCache]: Analyzing trace with hash 1432791073, now seen corresponding path program 1 times [2024-11-27 20:29:44,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:29:44,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [98242971] [2024-11-27 20:29:44,503 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:44,504 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 20:29:44,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:29:44,513 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/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 20:29:44,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/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 20:29:44,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:45,014 INFO L256 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 20:29:45,023 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:29:45,070 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 20:29:45,070 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:29:45,071 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 20:29:45,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [98242971] [2024-11-27 20:29:45,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [98242971] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:45,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:45,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:29:45,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004832450] [2024-11-27 20:29:45,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:45,078 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 20:29:45,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 20:29:45,100 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 20:29:45,101 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 20:29:45,103 INFO L87 Difference]: Start difference. First operand has 64 states, 40 states have (on average 1.325) internal successors, (53), 41 states have internal predecessors, (53), 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), 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 20:29:45,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:29:45,130 INFO L93 Difference]: Finished difference Result 125 states and 208 transitions. [2024-11-27 20:29:45,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 20:29:45,133 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), 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 136 [2024-11-27 20:29:45,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:29:45,140 INFO L225 Difference]: With dead ends: 125 [2024-11-27 20:29:45,141 INFO L226 Difference]: Without dead ends: 60 [2024-11-27 20:29:45,144 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 135 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 20:29:45,147 INFO L435 NwaCegarLoop]: 91 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, 91 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 20:29:45,148 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 20:29:45,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2024-11-27 20:29:45,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2024-11-27 20:29:45,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 37 states have (on average 1.2162162162162162) internal successors, (45), 37 states have internal predecessors, (45), 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 20:29:45,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 87 transitions. [2024-11-27 20:29:45,192 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 87 transitions. Word has length 136 [2024-11-27 20:29:45,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:29:45,195 INFO L471 AbstractCegarLoop]: Abstraction has 60 states and 87 transitions. [2024-11-27 20:29:45,195 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), 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 20:29:45,196 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 87 transitions. [2024-11-27 20:29:45,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-27 20:29:45,199 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:29:45,199 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, 1, 1, 1] [2024-11-27 20:29:45,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/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 20:29:45,400 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/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 20:29:45,401 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:29:45,402 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:45,402 INFO L85 PathProgramCache]: Analyzing trace with hash -1087168861, now seen corresponding path program 1 times [2024-11-27 20:29:45,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:29:45,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1576002544] [2024-11-27 20:29:45,403 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:45,403 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 20:29:45,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:29:45,406 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/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 20:29:45,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/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 20:29:45,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:45,835 INFO L256 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-27 20:29:45,841 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:29:46,957 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 20:29:46,958 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:29:46,958 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 20:29:46,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1576002544] [2024-11-27 20:29:46,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1576002544] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:46,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:46,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 20:29:46,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593689891] [2024-11-27 20:29:46,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:46,960 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 20:29:46,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 20:29:46,961 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 20:29:46,961 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 20:29:46,961 INFO L87 Difference]: Start difference. First operand 60 states and 87 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 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 20:29:50,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.88s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 20:29:53,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.78s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 20:29:53,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:29:53,069 INFO L93 Difference]: Finished difference Result 176 states and 257 transitions. [2024-11-27 20:29:53,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 20:29:53,094 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 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 136 [2024-11-27 20:29:53,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:29:53,096 INFO L225 Difference]: With dead ends: 176 [2024-11-27 20:29:53,096 INFO L226 Difference]: Without dead ends: 119 [2024-11-27 20:29:53,097 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:29:53,098 INFO L435 NwaCegarLoop]: 84 mSDtfsCounter, 54 mSDsluCounter, 160 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 244 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2024-11-27 20:29:53,098 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 244 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2024-11-27 20:29:53,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2024-11-27 20:29:53,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 102. [2024-11-27 20:29:53,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 57 states have (on average 1.1403508771929824) internal successors, (65), 57 states have internal predecessors, (65), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-27 20:29:53,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 149 transitions. [2024-11-27 20:29:53,128 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 149 transitions. Word has length 136 [2024-11-27 20:29:53,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:29:53,129 INFO L471 AbstractCegarLoop]: Abstraction has 102 states and 149 transitions. [2024-11-27 20:29:53,129 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 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 20:29:53,129 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 149 transitions. [2024-11-27 20:29:53,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-27 20:29:53,131 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:29:53,131 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, 1, 1, 1, 1] [2024-11-27 20:29:53,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-27 20:29:53,335 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/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 20:29:53,335 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:29:53,336 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:53,336 INFO L85 PathProgramCache]: Analyzing trace with hash 1600286066, now seen corresponding path program 1 times [2024-11-27 20:29:53,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:29:53,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1285297913] [2024-11-27 20:29:53,337 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:53,337 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 20:29:53,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:29:53,341 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/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 20:29:53,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2235bfd-5dd7-4c8f-b3a3-c37395fd4acb/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 20:29:53,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:53,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-27 20:29:53,747 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:30:23,018 WARN L286 SmtUtils]: Spent 7.06s on a formula simplification that was a NOOP. DAG size: 62 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-27 20:30:48,101 WARN L286 SmtUtils]: Spent 6.35s 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) [2024-11-27 20:31:29,779 WARN L286 SmtUtils]: Spent 11.84s on a formula simplification that was a NOOP. DAG size: 82 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-27 20:32:15,989 WARN L286 SmtUtils]: Spent 10.52s on a formula simplification that was a NOOP. DAG size: 84 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-27 20:33:31,891 WARN L286 SmtUtils]: Spent 15.19s on a formula simplification that was a NOOP. DAG size: 86 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)