./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-13.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_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/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_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-13.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/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_a384ab6b-765f-466e-98ba-d71c68223bce/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 2560b738ff052bf16c149e104498edb5d9849fa876e12776a2b593e99264618a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:26:17,553 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:26:17,665 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-27 20:26:17,672 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:26:17,672 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:26:17,702 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:26:17,703 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:26:17,703 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:26:17,704 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:26:17,704 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:26:17,704 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:26:17,704 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:26:17,705 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:26:17,705 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:26:17,705 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:26:17,705 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:26:17,706 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 20:26:17,706 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 20:26:17,706 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 20:26:17,706 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 20:26:17,706 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:26:17,707 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 20:26:17,707 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:26:17,707 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 20:26:17,707 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 20:26:17,707 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 20:26:17,707 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:26:17,708 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:26:17,708 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:26:17,708 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:26:17,708 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:26:17,708 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:26:17,709 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:26:17,709 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:26:17,709 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:26:17,709 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:26:17,709 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:26:17,710 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:26:17,710 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:26:17,710 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:26:17,710 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 20:26:17,710 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 20:26:17,711 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 20:26:17,711 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 20:26:17,711 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:26:17,711 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:26:17,711 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:26:17,711 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:26:17,712 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_a384ab6b-765f-466e-98ba-d71c68223bce/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 -> 2560b738ff052bf16c149e104498edb5d9849fa876e12776a2b593e99264618a [2024-11-27 20:26:18,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:26:18,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:26:18,053 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:26:18,055 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:26:18,055 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:26:18,059 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-13.i [2024-11-27 20:26:21,762 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/data/6bb60cea2/d33d96f9fffa4bc28a1dc023aeafa7ac/FLAG4a5ae9ac6 [2024-11-27 20:26:22,085 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:26:22,088 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-13.i [2024-11-27 20:26:22,100 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/data/6bb60cea2/d33d96f9fffa4bc28a1dc023aeafa7ac/FLAG4a5ae9ac6 [2024-11-27 20:26:22,120 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/data/6bb60cea2/d33d96f9fffa4bc28a1dc023aeafa7ac [2024-11-27 20:26:22,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:26:22,126 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:26:22,127 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:26:22,128 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:26:22,134 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:26:22,135 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:26:22" (1/1) ... [2024-11-27 20:26:22,136 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77245d95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:22, skipping insertion in model container [2024-11-27 20:26:22,136 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:26:22" (1/1) ... [2024-11-27 20:26:22,164 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:26:22,403 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_a384ab6b-765f-466e-98ba-d71c68223bce/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-13.i[917,930] [2024-11-27 20:26:22,520 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:26:22,535 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 20:26:22,550 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_a384ab6b-765f-466e-98ba-d71c68223bce/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-13.i[917,930] [2024-11-27 20:26:22,609 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:26:22,634 INFO L204 MainTranslator]: Completed translation [2024-11-27 20:26:22,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:22 WrapperNode [2024-11-27 20:26:22,635 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:26:22,636 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 20:26:22,637 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 20:26:22,637 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 20:26:22,654 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:22" (1/1) ... [2024-11-27 20:26:22,673 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:22" (1/1) ... [2024-11-27 20:26:22,727 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 176 [2024-11-27 20:26:22,728 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 20:26:22,729 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 20:26:22,729 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 20:26:22,729 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 20:26:22,742 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:22" (1/1) ... [2024-11-27 20:26:22,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:22" (1/1) ... [2024-11-27 20:26:22,753 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:22" (1/1) ... [2024-11-27 20:26:22,794 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 20:26:22,794 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:22" (1/1) ... [2024-11-27 20:26:22,795 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:22" (1/1) ... [2024-11-27 20:26:22,815 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:22" (1/1) ... [2024-11-27 20:26:22,817 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:22" (1/1) ... [2024-11-27 20:26:22,824 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:22" (1/1) ... [2024-11-27 20:26:22,828 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:22" (1/1) ... [2024-11-27 20:26:22,830 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:22" (1/1) ... [2024-11-27 20:26:22,835 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 20:26:22,838 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 20:26:22,838 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 20:26:22,839 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 20:26:22,843 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:22" (1/1) ... [2024-11-27 20:26:22,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:26:22,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:26:22,889 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 20:26:22,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 20:26:22,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 20:26:22,932 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 20:26:22,932 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 20:26:22,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 20:26:22,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 20:26:22,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 20:26:23,064 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 20:26:23,067 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 20:26:23,618 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-27 20:26:23,618 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 20:26:23,631 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 20:26:23,632 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 20:26:23,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:26:23 BoogieIcfgContainer [2024-11-27 20:26:23,632 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 20:26:23,635 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 20:26:23,635 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 20:26:23,642 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 20:26:23,642 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 08:26:22" (1/3) ... [2024-11-27 20:26:23,643 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5226b07b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:26:23, skipping insertion in model container [2024-11-27 20:26:23,643 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:22" (2/3) ... [2024-11-27 20:26:23,644 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5226b07b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:26:23, skipping insertion in model container [2024-11-27 20:26:23,644 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:26:23" (3/3) ... [2024-11-27 20:26:23,646 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-13.i [2024-11-27 20:26:23,666 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 20:26:23,668 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-13.i that has 2 procedures, 82 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 20:26:23,769 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 20:26:23,793 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;@78aac599, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 20:26:23,794 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 20:26:23,800 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 51 states have (on average 1.3333333333333333) internal successors, (68), 52 states have internal predecessors, (68), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-27 20:26:23,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-27 20:26:23,821 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:26:23,822 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:26:23,822 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:26:23,829 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:26:23,829 INFO L85 PathProgramCache]: Analyzing trace with hash -878372441, now seen corresponding path program 1 times [2024-11-27 20:26:23,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:26:23,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945681184] [2024-11-27 20:26:23,838 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:26:23,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:26:23,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:26:24,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2024-11-27 20:26:24,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:26:24,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945681184] [2024-11-27 20:26:24,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1945681184] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:26:24,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1917346201] [2024-11-27 20:26:24,288 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:26:24,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:26:24,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:26:24,293 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:26:24,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-27 20:26:24,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:26:24,567 INFO L256 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 20:26:24,584 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:26:24,631 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2024-11-27 20:26:24,632 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:26:24,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1917346201] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:26:24,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 20:26:24,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-27 20:26:24,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105618687] [2024-11-27 20:26:24,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:26:24,640 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 20:26:24,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:26:24,666 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 20:26:24,666 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 20:26:24,670 INFO L87 Difference]: Start difference. First operand has 82 states, 51 states have (on average 1.3333333333333333) internal successors, (68), 52 states have internal predecessors, (68), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-27 20:26:24,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:26:24,697 INFO L93 Difference]: Finished difference Result 157 states and 270 transitions. [2024-11-27 20:26:24,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 20:26:24,699 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 179 [2024-11-27 20:26:24,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:26:24,706 INFO L225 Difference]: With dead ends: 157 [2024-11-27 20:26:24,707 INFO L226 Difference]: Without dead ends: 78 [2024-11-27 20:26:24,710 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 180 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 20:26:24,712 INFO L435 NwaCegarLoop]: 116 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, 116 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 20:26:24,713 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 20:26:24,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-11-27 20:26:24,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2024-11-27 20:26:24,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 48 states have (on average 1.25) internal successors, (60), 48 states have internal predecessors, (60), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-27 20:26:24,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 116 transitions. [2024-11-27 20:26:24,766 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 116 transitions. Word has length 179 [2024-11-27 20:26:24,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:26:24,766 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 116 transitions. [2024-11-27 20:26:24,767 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-27 20:26:24,767 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 116 transitions. [2024-11-27 20:26:24,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-27 20:26:24,770 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:26:24,770 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:26:24,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-27 20:26:24,971 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-27 20:26:24,971 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:26:24,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:26:24,972 INFO L85 PathProgramCache]: Analyzing trace with hash 550614943, now seen corresponding path program 1 times [2024-11-27 20:26:24,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:26:24,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782903890] [2024-11-27 20:26:24,972 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:26:24,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:26:25,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:26:25,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-27 20:26:25,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:26:25,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782903890] [2024-11-27 20:26:25,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782903890] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:26:25,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:26:25,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 20:26:25,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711596040] [2024-11-27 20:26:25,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:26:25,364 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:26:25,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:26:25,365 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:26:25,365 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:26:25,366 INFO L87 Difference]: Start difference. First operand 78 states and 116 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-27 20:26:25,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:26:25,439 INFO L93 Difference]: Finished difference Result 196 states and 290 transitions. [2024-11-27 20:26:25,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:26:25,440 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 179 [2024-11-27 20:26:25,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:26:25,443 INFO L225 Difference]: With dead ends: 196 [2024-11-27 20:26:25,443 INFO L226 Difference]: Without dead ends: 121 [2024-11-27 20:26:25,444 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:26:25,445 INFO L435 NwaCegarLoop]: 165 mSDtfsCounter, 55 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 20:26:25,445 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 273 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 20:26:25,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-11-27 20:26:25,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 118. [2024-11-27 20:26:25,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 75 states have (on average 1.2533333333333334) internal successors, (94), 76 states have internal predecessors, (94), 40 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 39 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-27 20:26:25,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 174 transitions. [2024-11-27 20:26:25,473 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 174 transitions. Word has length 179 [2024-11-27 20:26:25,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:26:25,474 INFO L471 AbstractCegarLoop]: Abstraction has 118 states and 174 transitions. [2024-11-27 20:26:25,475 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-27 20:26:25,475 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 174 transitions. [2024-11-27 20:26:25,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-27 20:26:25,482 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:26:25,482 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:26:25,482 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-27 20:26:25,482 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:26:25,483 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:26:25,483 INFO L85 PathProgramCache]: Analyzing trace with hash -729248735, now seen corresponding path program 1 times [2024-11-27 20:26:25,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:26:25,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778529905] [2024-11-27 20:26:25,484 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:26:25,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:26:25,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:26:26,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-27 20:26:26,050 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:26:26,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778529905] [2024-11-27 20:26:26,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1778529905] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:26:26,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:26:26,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:26:26,051 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284278041] [2024-11-27 20:26:26,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:26:26,051 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:26:26,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:26:26,052 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:26:26,055 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:26:26,055 INFO L87 Difference]: Start difference. First operand 118 states and 174 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-27 20:26:26,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:26:26,244 INFO L93 Difference]: Finished difference Result 296 states and 430 transitions. [2024-11-27 20:26:26,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:26:26,245 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 179 [2024-11-27 20:26:26,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:26:26,253 INFO L225 Difference]: With dead ends: 296 [2024-11-27 20:26:26,255 INFO L226 Difference]: Without dead ends: 181 [2024-11-27 20:26:26,256 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 20:26:26,260 INFO L435 NwaCegarLoop]: 120 mSDtfsCounter, 95 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 310 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 20:26:26,260 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 310 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 20:26:26,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2024-11-27 20:26:26,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 177. [2024-11-27 20:26:26,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 124 states have (on average 1.2741935483870968) internal successors, (158), 127 states have internal predecessors, (158), 48 states have call successors, (48), 4 states have call predecessors, (48), 4 states have return successors, (48), 45 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-27 20:26:26,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 254 transitions. [2024-11-27 20:26:26,336 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 254 transitions. Word has length 179 [2024-11-27 20:26:26,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:26:26,337 INFO L471 AbstractCegarLoop]: Abstraction has 177 states and 254 transitions. [2024-11-27 20:26:26,337 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-27 20:26:26,338 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 254 transitions. [2024-11-27 20:26:26,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-27 20:26:26,341 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:26:26,341 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:26:26,342 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-27 20:26:26,342 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:26:26,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:26:26,342 INFO L85 PathProgramCache]: Analyzing trace with hash -28184157, now seen corresponding path program 1 times [2024-11-27 20:26:26,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:26:26,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604668127] [2024-11-27 20:26:26,343 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:26:26,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:26:26,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-27 20:26:26,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [697295479] [2024-11-27 20:26:26,658 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:26:26,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:26:26,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:26:26,662 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:26:26,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-27 20:26:26,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:26:26,937 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:26:27,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:26:27,176 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-27 20:26:27,177 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-27 20:26:27,178 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-27 20:26:27,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-27 20:26:27,380 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:26:27,383 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-27 20:26:27,516 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 20:26:27,524 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 08:26:27 BoogieIcfgContainer [2024-11-27 20:26:27,524 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 20:26:27,525 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 20:26:27,525 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 20:26:27,525 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 20:26:27,530 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:26:23" (3/4) ... [2024-11-27 20:26:27,533 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 20:26:27,534 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 20:26:27,536 INFO L158 Benchmark]: Toolchain (without parser) took 5409.54ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 51.5MB in the end (delta: 65.9MB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. [2024-11-27 20:26:27,537 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:26:27,537 INFO L158 Benchmark]: CACSL2BoogieTranslator took 508.58ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 102.8MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 20:26:27,538 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.51ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 99.2MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:26:27,539 INFO L158 Benchmark]: Boogie Preprocessor took 106.69ms. Allocated memory is still 142.6MB. Free memory was 99.2MB in the beginning and 93.8MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 20:26:27,539 INFO L158 Benchmark]: RCFGBuilder took 794.19ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 71.2MB in the end (delta: 22.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 20:26:27,540 INFO L158 Benchmark]: TraceAbstraction took 3889.20ms. Allocated memory is still 142.6MB. Free memory was 70.6MB in the beginning and 51.6MB in the end (delta: 19.1MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2024-11-27 20:26:27,542 INFO L158 Benchmark]: Witness Printer took 8.80ms. Allocated memory is still 142.6MB. Free memory was 51.6MB in the beginning and 51.5MB in the end (delta: 24.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:26:27,544 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 508.58ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 102.8MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.51ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 99.2MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 106.69ms. Allocated memory is still 142.6MB. Free memory was 99.2MB in the beginning and 93.8MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 794.19ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 71.2MB in the end (delta: 22.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 3889.20ms. Allocated memory is still 142.6MB. Free memory was 70.6MB in the beginning and 51.6MB in the end (delta: 19.1MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * Witness Printer took 8.80ms. Allocated memory is still 142.6MB. Free memory was 51.6MB in the beginning and 51.5MB in the end (delta: 24.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 82, overapproximation of someBinaryDOUBLEComparisonOperation at line 132, overapproximation of someBinaryDOUBLEComparisonOperation at line 134, overapproximation of someBinaryDOUBLEComparisonOperation at line 128, overapproximation of someBinaryDOUBLEComparisonOperation at line 130, overapproximation of someBinaryDOUBLEComparisonOperation at line 139. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 32; [L23] unsigned short int var_1_2 = 256; [L24] signed long int var_1_3 = 500; [L25] signed char var_1_4 = 16; [L26] unsigned char var_1_5 = 1; [L27] unsigned char var_1_6 = 1; [L28] unsigned short int var_1_7 = 50; [L29] unsigned char var_1_8 = 1; [L30] unsigned char var_1_9 = 0; [L31] unsigned char var_1_10 = 128; [L32] unsigned char var_1_11 = 64; [L33] signed char var_1_12 = -10; [L34] signed char var_1_13 = -10; [L35] signed char var_1_14 = -25; [L36] double var_1_15 = 64.875; [L37] unsigned long int var_1_16 = 1000000; [L38] double var_1_17 = 1.625; [L39] double var_1_18 = 32.2; [L40] double var_1_19 = 8.6; [L41] double var_1_20 = 10.5; [L42] signed short int var_1_21 = -64; [L43] unsigned char var_1_22 = 25; [L44] unsigned char var_1_23 = 0; [L45] unsigned long int var_1_24 = 5; VAL [isInitial=0, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_2=256, var_1_3=500, var_1_4=16, var_1_5=1, var_1_6=1, var_1_7=50, var_1_8=1, var_1_9=0] [L143] isInitial = 1 [L144] FCALL initially() [L146] FCALL updateLastVariables() [L147] CALL updateVariables() [L91] var_1_2 = __VERIFIER_nondet_ushort() [L92] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=500, var_1_4=16, var_1_5=1, var_1_6=1, var_1_7=50, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=500, var_1_4=16, var_1_5=1, var_1_6=1, var_1_7=50, var_1_8=1, var_1_9=0] [L92] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=500, var_1_4=16, var_1_5=1, var_1_6=1, var_1_7=50, var_1_8=1, var_1_9=0] [L93] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=500, var_1_4=16, var_1_5=1, var_1_6=1, var_1_7=50, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=500, var_1_4=16, var_1_5=1, var_1_6=1, var_1_7=50, var_1_8=1, var_1_9=0] [L93] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=500, var_1_4=16, var_1_5=1, var_1_6=1, var_1_7=50, var_1_8=1, var_1_9=0] [L94] var_1_3 = __VERIFIER_nondet_long() [L95] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=16, var_1_5=1, var_1_6=1, var_1_7=50, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=16, var_1_5=1, var_1_6=1, var_1_7=50, var_1_8=1, var_1_9=0] [L95] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=16, var_1_5=1, var_1_6=1, var_1_7=50, var_1_8=1, var_1_9=0] [L96] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=16, var_1_5=1, var_1_6=1, var_1_7=50, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=16, var_1_5=1, var_1_6=1, var_1_7=50, var_1_8=1, var_1_9=0] [L96] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=16, var_1_5=1, var_1_6=1, var_1_7=50, var_1_8=1, var_1_9=0] [L97] var_1_4 = __VERIFIER_nondet_char() [L98] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=50, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=50, var_1_8=1, var_1_9=0] [L98] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=50, var_1_8=1, var_1_9=0] [L99] CALL assume_abort_if_not(var_1_4 <= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=50, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=50, var_1_8=1, var_1_9=0] [L99] RET assume_abort_if_not(var_1_4 <= 32) VAL [isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=50, var_1_8=1, var_1_9=0] [L100] var_1_5 = __VERIFIER_nondet_uchar() [L101] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_6=1, var_1_7=50, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_6=1, var_1_7=50, var_1_8=1, var_1_9=0] [L101] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_6=1, var_1_7=50, var_1_8=1, var_1_9=0] [L102] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=50, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=50, var_1_8=1, var_1_9=0] [L102] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=50, var_1_8=1, var_1_9=0] [L103] var_1_6 = __VERIFIER_nondet_uchar() [L104] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_7=50, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_7=50, var_1_8=1, var_1_9=0] [L104] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_7=50, var_1_8=1, var_1_9=0] [L105] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=50, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=50, var_1_8=1, var_1_9=0] [L105] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=50, var_1_8=1, var_1_9=0] [L106] var_1_7 = __VERIFIER_nondet_ushort() [L107] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L107] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_8=1, var_1_9=0] [L108] CALL assume_abort_if_not(var_1_7 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L108] RET assume_abort_if_not(var_1_7 <= 65534) VAL [isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L109] var_1_9 = __VERIFIER_nondet_uchar() [L110] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1] [L110] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1] [L111] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L111] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L112] var_1_10 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_10 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L113] RET assume_abort_if_not(var_1_10 >= 127) VAL [isInitial=1, var_1_10=254, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L114] CALL assume_abort_if_not(var_1_10 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L114] RET assume_abort_if_not(var_1_10 <= 254) VAL [isInitial=1, var_1_10=254, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L115] var_1_11 = __VERIFIER_nondet_uchar() [L116] CALL assume_abort_if_not(var_1_11 >= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L116] RET assume_abort_if_not(var_1_11 >= 63) VAL [isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L117] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L117] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L118] var_1_13 = __VERIFIER_nondet_char() [L119] CALL assume_abort_if_not(var_1_13 >= -31) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L119] RET assume_abort_if_not(var_1_13 >= -31) VAL [isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L120] CALL assume_abort_if_not(var_1_13 <= 31) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L120] RET assume_abort_if_not(var_1_13 <= 31) VAL [isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-25, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L121] var_1_14 = __VERIFIER_nondet_char() [L122] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L122] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L123] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L123] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_16=1000000, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L124] var_1_16 = __VERIFIER_nondet_ulong() [L125] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L125] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L126] CALL assume_abort_if_not(var_1_16 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L126] RET assume_abort_if_not(var_1_16 <= 4294967295) VAL [isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L127] var_1_17 = __VERIFIER_nondet_double() [L128] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L128] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L129] var_1_18 = __VERIFIER_nondet_double() [L130] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L130] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L131] var_1_19 = __VERIFIER_nondet_double() [L132] CALL assume_abort_if_not((var_1_19 >= -230584.3009213691390e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 2305843.009213691390e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L132] RET assume_abort_if_not((var_1_19 >= -230584.3009213691390e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 2305843.009213691390e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L133] var_1_20 = __VERIFIER_nondet_double() [L134] CALL assume_abort_if_not((var_1_20 >= -230584.3009213691390e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 2305843.009213691390e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L134] RET assume_abort_if_not((var_1_20 >= -230584.3009213691390e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 2305843.009213691390e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L147] RET updateVariables() [L148] CALL step() [L49] unsigned char stepLocal_1 = var_1_5; VAL [isInitial=1, stepLocal_1=0, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L50] EXPR var_1_3 >> var_1_4 VAL [isInitial=1, stepLocal_1=0, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L50] signed long int stepLocal_0 = var_1_3 >> var_1_4; [L51] COND FALSE !((~ var_1_2) != stepLocal_0) [L58] var_1_1 = 100 VAL [isInitial=1, stepLocal_1=0, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_1=100, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_2=0, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L60] COND FALSE !(\read(var_1_9)) VAL [isInitial=1, stepLocal_1=0, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_1=100, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_2=0, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L63] unsigned char stepLocal_2 = var_1_8; VAL [isInitial=1, stepLocal_1=0, stepLocal_2=1, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_1=100, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_2=0, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L64] COND TRUE var_1_10 > stepLocal_2 [L65] var_1_12 = ((var_1_4 + var_1_13) + var_1_14) VAL [isInitial=1, stepLocal_1=0, var_1_10=254, var_1_11=63, var_1_12=11, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_1=100, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_2=0, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L67] unsigned short int stepLocal_3 = var_1_1; VAL [isInitial=1, stepLocal_1=0, stepLocal_3=100, var_1_10=254, var_1_11=63, var_1_12=11, var_1_13=31, var_1_14=-20, var_1_15=519/8, var_1_1=100, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_2=0, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L68] COND FALSE !(var_1_4 > stepLocal_3) [L71] var_1_15 = var_1_17 VAL [isInitial=1, stepLocal_1=0, var_1_10=254, var_1_11=63, var_1_12=11, var_1_13=31, var_1_14=-20, var_1_15=2, var_1_17=2, var_1_1=100, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_2=0, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L73] COND FALSE !(var_1_6 || var_1_9) VAL [isInitial=1, stepLocal_1=0, var_1_10=254, var_1_11=63, var_1_12=11, var_1_13=31, var_1_14=-20, var_1_15=2, var_1_17=2, var_1_1=100, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_2=0, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L78] COND TRUE ((- var_1_11) < 8) || var_1_9 [L79] var_1_22 = (var_1_4 + ((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) VAL [isInitial=1, stepLocal_1=0, var_1_10=254, var_1_11=63, var_1_12=11, var_1_13=31, var_1_14=-20, var_1_15=2, var_1_17=2, var_1_1=100, var_1_21=-64, var_1_22=63, var_1_23=0, var_1_24=5, var_1_2=0, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L81] var_1_23 = (var_1_11 + var_1_4) VAL [isInitial=1, stepLocal_1=0, var_1_10=254, var_1_11=63, var_1_12=11, var_1_13=31, var_1_14=-20, var_1_15=2, var_1_17=2, var_1_1=100, var_1_21=-64, var_1_22=63, var_1_23=63, var_1_24=5, var_1_2=0, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L82] COND TRUE var_1_18 <= var_1_20 [L83] var_1_24 = ((((var_1_8) < ((var_1_7 + var_1_11))) ? (var_1_8) : ((var_1_7 + var_1_11)))) VAL [isInitial=1, stepLocal_1=0, var_1_10=254, var_1_11=63, var_1_12=11, var_1_13=31, var_1_14=-20, var_1_15=2, var_1_17=2, var_1_1=100, var_1_21=-64, var_1_22=63, var_1_23=63, var_1_24=1, var_1_2=0, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L148] RET step() [L149] CALL, EXPR property() [L139] EXPR var_1_3 >> var_1_4 VAL [isInitial=1, var_1_10=254, var_1_11=63, var_1_12=11, var_1_13=31, var_1_14=-20, var_1_15=2, var_1_17=2, var_1_1=100, var_1_21=-64, var_1_22=63, var_1_23=63, var_1_24=1, var_1_2=0, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L139-L140] return (((((((((~ var_1_2) != (var_1_3 >> var_1_4)) ? ((var_1_5 || var_1_6) ? (var_1_1 == ((unsigned short int) var_1_4)) : (var_1_1 == ((unsigned short int) var_1_7))) : (var_1_1 == ((unsigned short int) 100))) && (var_1_9 ? (var_1_8 == ((unsigned char) (var_1_10 - (var_1_11 - var_1_4)))) : 1)) && ((var_1_10 > var_1_8) ? (var_1_12 == ((signed char) ((var_1_4 + var_1_13) + var_1_14))) : 1)) && ((var_1_4 > var_1_1) ? (var_1_15 == ((double) ((var_1_17 - var_1_18) + (((((var_1_19) > (499.25)) ? (var_1_19) : (499.25))) + var_1_20)))) : (var_1_15 == ((double) var_1_17)))) && ((var_1_6 || var_1_9) ? (((var_1_8 % var_1_10) > var_1_16) ? (var_1_21 == ((signed short int) (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) + var_1_14))) : 1) : 1)) && ((((- var_1_11) < 8) || var_1_9) ? (var_1_22 == ((unsigned char) (var_1_4 + ((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))))) : 1)) && (var_1_23 == ((unsigned char) (var_1_11 + var_1_4)))) && ((var_1_18 <= var_1_20) ? (var_1_24 == ((unsigned long int) ((((var_1_8) < ((var_1_7 + var_1_11))) ? (var_1_8) : ((var_1_7 + var_1_11)))))) : ((9.99999999999998E13 < var_1_20) ? (var_1_24 == ((unsigned long int) var_1_23)) : 1)) ; [L149] RET, EXPR property() [L149] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=254, var_1_11=63, var_1_12=11, var_1_13=31, var_1_14=-20, var_1_15=2, var_1_16=0, var_1_17=2, var_1_1=100, var_1_21=-64, var_1_22=63, var_1_23=63, var_1_24=1, var_1_2=0, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_10=254, var_1_11=63, var_1_12=11, var_1_13=31, var_1_14=-20, var_1_15=2, var_1_16=0, var_1_17=2, var_1_1=100, var_1_21=-64, var_1_22=63, var_1_23=63, var_1_24=1, var_1_2=0, var_1_3=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 82 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.6s, OverallIterations: 4, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 150 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 150 mSDsluCounter, 699 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 298 mSDsCounter, 16 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 64 IncrementalHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16 mSolverCounterUnsat, 401 mSDtfsCounter, 64 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 188 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=177occurred in iteration=3, InterpolantAutomatonStates: 10, 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, 3 MinimizatonAttempts, 7 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 1074 NumberOfCodeBlocks, 1074 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 712 ConstructedInterpolants, 0 QuantifiedInterpolants, 763 SizeOfPredicates, 0 NumberOfNonLiveVariables, 397 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 5994/6048 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 20:26:27,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/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_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-13.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/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_a384ab6b-765f-466e-98ba-d71c68223bce/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 2560b738ff052bf16c149e104498edb5d9849fa876e12776a2b593e99264618a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:26:30,917 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:26:31,064 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-27 20:26:31,074 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:26:31,074 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:26:31,108 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:26:31,109 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:26:31,109 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:26:31,110 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:26:31,110 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:26:31,110 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:26:31,110 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:26:31,111 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:26:31,111 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:26:31,111 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:26:31,111 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:26:31,111 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 20:26:31,112 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 20:26:31,112 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 20:26:31,112 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:26:31,112 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 20:26:31,112 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:26:31,113 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 20:26:31,113 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 20:26:31,113 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-27 20:26:31,113 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-27 20:26:31,113 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 20:26:31,113 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 20:26:31,113 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:26:31,114 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:26:31,114 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:26:31,114 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:26:31,114 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:26:31,114 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:26:31,114 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:26:31,114 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:26:31,114 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:26:31,115 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:26:31,115 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:26:31,115 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:26:31,115 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:26:31,115 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:26:31,115 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 20:26:31,115 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 20:26:31,115 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-27 20:26:31,115 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-27 20:26:31,115 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:26:31,115 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:26:31,116 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:26:31,116 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:26:31,116 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_a384ab6b-765f-466e-98ba-d71c68223bce/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 -> 2560b738ff052bf16c149e104498edb5d9849fa876e12776a2b593e99264618a [2024-11-27 20:26:31,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:26:31,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:26:31,524 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:26:31,526 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:26:31,526 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:26:31,527 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-13.i [2024-11-27 20:26:34,929 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/data/7bdcb0f3e/abc2ecc09915452f800ded7bca79bf21/FLAG6050fb6f3 [2024-11-27 20:26:35,335 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:26:35,336 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-13.i [2024-11-27 20:26:35,353 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/data/7bdcb0f3e/abc2ecc09915452f800ded7bca79bf21/FLAG6050fb6f3 [2024-11-27 20:26:35,382 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/data/7bdcb0f3e/abc2ecc09915452f800ded7bca79bf21 [2024-11-27 20:26:35,386 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:26:35,388 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:26:35,390 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:26:35,392 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:26:35,397 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:26:35,398 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:26:35" (1/1) ... [2024-11-27 20:26:35,399 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78fad906 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:35, skipping insertion in model container [2024-11-27 20:26:35,400 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:26:35" (1/1) ... [2024-11-27 20:26:35,434 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:26:35,641 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_a384ab6b-765f-466e-98ba-d71c68223bce/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-13.i[917,930] [2024-11-27 20:26:35,722 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:26:35,738 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 20:26:35,755 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_a384ab6b-765f-466e-98ba-d71c68223bce/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-13.i[917,930] [2024-11-27 20:26:35,803 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:26:35,822 INFO L204 MainTranslator]: Completed translation [2024-11-27 20:26:35,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:35 WrapperNode [2024-11-27 20:26:35,823 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:26:35,824 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 20:26:35,824 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 20:26:35,824 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 20:26:35,831 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:35" (1/1) ... [2024-11-27 20:26:35,843 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:35" (1/1) ... [2024-11-27 20:26:35,879 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 159 [2024-11-27 20:26:35,882 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 20:26:35,883 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 20:26:35,883 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 20:26:35,883 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 20:26:35,895 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:35" (1/1) ... [2024-11-27 20:26:35,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:35" (1/1) ... [2024-11-27 20:26:35,899 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:35" (1/1) ... [2024-11-27 20:26:35,916 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 20:26:35,916 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:35" (1/1) ... [2024-11-27 20:26:35,917 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:35" (1/1) ... [2024-11-27 20:26:35,927 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:35" (1/1) ... [2024-11-27 20:26:35,929 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:35" (1/1) ... [2024-11-27 20:26:35,933 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:35" (1/1) ... [2024-11-27 20:26:35,935 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:35" (1/1) ... [2024-11-27 20:26:35,937 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:35" (1/1) ... [2024-11-27 20:26:35,941 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 20:26:35,942 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 20:26:35,942 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 20:26:35,942 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 20:26:35,943 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:35" (1/1) ... [2024-11-27 20:26:35,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:26:35,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:26:36,004 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 20:26:36,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 20:26:36,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 20:26:36,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-27 20:26:36,045 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 20:26:36,045 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 20:26:36,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 20:26:36,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 20:26:36,144 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 20:26:36,146 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 20:26:44,744 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-27 20:26:44,746 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 20:26:44,763 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 20:26:44,766 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 20:26:44,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:26:44 BoogieIcfgContainer [2024-11-27 20:26:44,767 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 20:26:44,773 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 20:26:44,773 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 20:26:44,782 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 20:26:44,782 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 08:26:35" (1/3) ... [2024-11-27 20:26:44,783 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58f2e7ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:26:44, skipping insertion in model container [2024-11-27 20:26:44,784 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:35" (2/3) ... [2024-11-27 20:26:44,784 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58f2e7ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:26:44, skipping insertion in model container [2024-11-27 20:26:44,787 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:26:44" (3/3) ... [2024-11-27 20:26:44,788 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-13.i [2024-11-27 20:26:44,808 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 20:26:44,810 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-13.i that has 2 procedures, 76 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 20:26:44,889 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 20:26:44,905 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;@7550b97b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 20:26:44,905 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 20:26:44,911 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 45 states have (on average 1.3333333333333333) internal successors, (60), 46 states have internal predecessors, (60), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-27 20:26:44,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-27 20:26:44,931 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:26:44,932 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:26:44,932 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:26:44,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:26:44,940 INFO L85 PathProgramCache]: Analyzing trace with hash -1522441889, now seen corresponding path program 1 times [2024-11-27 20:26:44,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:26:44,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [553814946] [2024-11-27 20:26:44,957 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:26:44,958 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 20:26:44,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:26:44,961 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/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 20:26:44,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/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 20:26:45,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:26:45,759 INFO L256 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 20:26:45,772 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:26:45,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 614 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2024-11-27 20:26:45,858 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:26:45,860 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 20:26:45,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [553814946] [2024-11-27 20:26:45,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [553814946] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:26:45,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:26:45,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:26:45,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147261618] [2024-11-27 20:26:45,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:26:45,871 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 20:26:45,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 20:26:45,897 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 20:26:45,898 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 20:26:45,902 INFO L87 Difference]: Start difference. First operand has 76 states, 45 states have (on average 1.3333333333333333) internal successors, (60), 46 states have internal predecessors, (60), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-27 20:26:45,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:26:45,946 INFO L93 Difference]: Finished difference Result 145 states and 254 transitions. [2024-11-27 20:26:45,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 20:26:45,948 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 175 [2024-11-27 20:26:45,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:26:45,962 INFO L225 Difference]: With dead ends: 145 [2024-11-27 20:26:45,964 INFO L226 Difference]: Without dead ends: 72 [2024-11-27 20:26:45,969 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 174 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 20:26:45,977 INFO L435 NwaCegarLoop]: 108 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, 108 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 20:26:45,981 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 20:26:45,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2024-11-27 20:26:46,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2024-11-27 20:26:46,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 42 states have (on average 1.2380952380952381) internal successors, (52), 42 states have internal predecessors, (52), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-27 20:26:46,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 108 transitions. [2024-11-27 20:26:46,053 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 108 transitions. Word has length 175 [2024-11-27 20:26:46,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:26:46,054 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 108 transitions. [2024-11-27 20:26:46,054 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-27 20:26:46,055 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 108 transitions. [2024-11-27 20:26:46,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-27 20:26:46,060 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:26:46,060 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:26:46,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/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 20:26:46,261 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/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 20:26:46,261 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:26:46,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:26:46,262 INFO L85 PathProgramCache]: Analyzing trace with hash -1013204137, now seen corresponding path program 1 times [2024-11-27 20:26:46,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:26:46,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1659721959] [2024-11-27 20:26:46,265 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:26:46,266 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 20:26:46,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:26:46,269 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/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 20:26:46,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/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 20:26:46,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:26:46,983 INFO L256 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-27 20:26:47,001 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:26:49,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 428 proven. 132 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2024-11-27 20:26:49,937 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:26:51,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 15 proven. 66 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-27 20:26:51,330 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 20:26:51,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1659721959] [2024-11-27 20:26:51,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1659721959] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 20:26:51,330 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-27 20:26:51,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 15 [2024-11-27 20:26:51,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22545349] [2024-11-27 20:26:51,331 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-27 20:26:51,333 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-27 20:26:51,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 20:26:51,335 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-27 20:26:51,335 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2024-11-27 20:26:51,336 INFO L87 Difference]: Start difference. First operand 72 states and 108 transitions. Second operand has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 14 states have internal predecessors, (70), 4 states have call successors, (51), 3 states have call predecessors, (51), 5 states have return successors, (52), 4 states have call predecessors, (52), 4 states have call successors, (52) [2024-11-27 20:26:57,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 20:26:59,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 20:27:03,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 20:27:05,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:27:05,347 INFO L93 Difference]: Finished difference Result 209 states and 299 transitions. [2024-11-27 20:27:05,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-27 20:27:05,348 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 14 states have internal predecessors, (70), 4 states have call successors, (51), 3 states have call predecessors, (51), 5 states have return successors, (52), 4 states have call predecessors, (52), 4 states have call successors, (52) Word has length 175 [2024-11-27 20:27:05,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:27:05,351 INFO L225 Difference]: With dead ends: 209 [2024-11-27 20:27:05,351 INFO L226 Difference]: Without dead ends: 140 [2024-11-27 20:27:05,353 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 360 GetRequests, 336 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=191, Invalid=459, Unknown=0, NotChecked=0, Total=650 [2024-11-27 20:27:05,354 INFO L435 NwaCegarLoop]: 77 mSDtfsCounter, 318 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 528 mSolverCounterSat, 74 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 326 SdHoareTripleChecker+Valid, 353 SdHoareTripleChecker+Invalid, 604 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 528 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2024-11-27 20:27:05,354 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [326 Valid, 353 Invalid, 604 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 528 Invalid, 2 Unknown, 0 Unchecked, 13.2s Time] [2024-11-27 20:27:05,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2024-11-27 20:27:05,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 106. [2024-11-27 20:27:05,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 69 states have (on average 1.2463768115942029) internal successors, (86), 70 states have internal predecessors, (86), 32 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 31 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-27 20:27:05,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 150 transitions. [2024-11-27 20:27:05,379 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 150 transitions. Word has length 175 [2024-11-27 20:27:05,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:27:05,380 INFO L471 AbstractCegarLoop]: Abstraction has 106 states and 150 transitions. [2024-11-27 20:27:05,381 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 14 states have internal predecessors, (70), 4 states have call successors, (51), 3 states have call predecessors, (51), 5 states have return successors, (52), 4 states have call predecessors, (52), 4 states have call successors, (52) [2024-11-27 20:27:05,381 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 150 transitions. [2024-11-27 20:27:05,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-27 20:27:05,384 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:27:05,384 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:27:05,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-27 20:27:05,585 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/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 20:27:05,585 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:27:05,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:27:05,586 INFO L85 PathProgramCache]: Analyzing trace with hash -333145767, now seen corresponding path program 1 times [2024-11-27 20:27:05,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:27:05,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1836532379] [2024-11-27 20:27:05,587 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:27:05,587 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 20:27:05,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:27:05,590 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/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 20:27:05,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/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 20:27:06,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:27:06,069 INFO L256 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 20:27:06,075 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:27:06,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-27 20:27:06,157 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:27:06,157 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 20:27:06,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1836532379] [2024-11-27 20:27:06,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1836532379] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:27:06,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:27:06,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 20:27:06,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958279128] [2024-11-27 20:27:06,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:27:06,159 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:27:06,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 20:27:06,160 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:27:06,160 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:27:06,161 INFO L87 Difference]: Start difference. First operand 106 states and 150 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-27 20:27:09,868 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.64s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 20:27:09,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:27:09,968 INFO L93 Difference]: Finished difference Result 282 states and 394 transitions. [2024-11-27 20:27:09,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:27:09,970 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 175 [2024-11-27 20:27:09,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:27:09,979 INFO L225 Difference]: With dead ends: 282 [2024-11-27 20:27:09,979 INFO L226 Difference]: Without dead ends: 179 [2024-11-27 20:27:09,980 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:27:09,981 INFO L435 NwaCegarLoop]: 152 mSDtfsCounter, 51 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 250 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-11-27 20:27:09,985 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 250 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-11-27 20:27:09,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2024-11-27 20:27:10,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 176. [2024-11-27 20:27:10,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 119 states have (on average 1.2352941176470589) internal successors, (147), 122 states have internal predecessors, (147), 48 states have call successors, (48), 8 states have call predecessors, (48), 8 states have return successors, (48), 45 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-27 20:27:10,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 243 transitions. [2024-11-27 20:27:10,054 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 243 transitions. Word has length 175 [2024-11-27 20:27:10,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:27:10,055 INFO L471 AbstractCegarLoop]: Abstraction has 176 states and 243 transitions. [2024-11-27 20:27:10,055 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-27 20:27:10,055 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 243 transitions. [2024-11-27 20:27:10,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-27 20:27:10,063 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:27:10,063 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:27:10,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/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)] Ended with exit code 0 [2024-11-27 20:27:10,263 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/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 20:27:10,264 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:27:10,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:27:10,265 INFO L85 PathProgramCache]: Analyzing trace with hash -919951781, now seen corresponding path program 1 times [2024-11-27 20:27:10,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:27:10,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1246281123] [2024-11-27 20:27:10,266 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:27:10,266 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 20:27:10,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:27:10,268 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/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 20:27:10,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a384ab6b-765f-466e-98ba-d71c68223bce/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 (5)] Waiting until timeout for monitored process [2024-11-27 20:27:10,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:27:10,804 INFO L256 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-27 20:27:10,815 INFO L279 TraceCheckSpWp]: Computing forward predicates...