./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-21.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-21.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya --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 28a2314d0eb39c8d888aa07b1b8fb1747bceaf1ce795da8e04052ca9dd24aac3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 05:03:25,368 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 05:03:25,434 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 05:03:25,438 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 05:03:25,438 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 05:03:25,461 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 05:03:25,462 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 05:03:25,462 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 05:03:25,463 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 05:03:25,464 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 05:03:25,464 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 05:03:25,465 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 05:03:25,465 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 05:03:25,466 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 05:03:25,466 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 05:03:25,467 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 05:03:25,468 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 05:03:25,468 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 05:03:25,469 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 05:03:25,469 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 05:03:25,470 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 05:03:25,470 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 05:03:25,471 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 05:03:25,471 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 05:03:25,472 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 05:03:25,472 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 05:03:25,473 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 05:03:25,473 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 05:03:25,473 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 05:03:25,474 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 05:03:25,474 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 05:03:25,474 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:03:25,475 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 05:03:25,475 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 05:03:25,475 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 05:03:25,475 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 05:03:25,476 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 05:03:25,476 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 05:03:25,476 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 05:03:25,476 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 05:03:25,476 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 05:03:25,477 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 05:03:25,477 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 28a2314d0eb39c8d888aa07b1b8fb1747bceaf1ce795da8e04052ca9dd24aac3 [2023-11-29 05:03:25,697 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 05:03:25,717 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 05:03:25,719 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 05:03:25,721 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 05:03:25,721 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 05:03:25,722 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-21.i [2023-11-29 05:03:28,472 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 05:03:28,699 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 05:03:28,699 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-21.i [2023-11-29 05:03:28,709 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/data/535309e49/595a11ddb3c34b8cb029eb5229d89115/FLAG53372e281 [2023-11-29 05:03:28,724 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/data/535309e49/595a11ddb3c34b8cb029eb5229d89115 [2023-11-29 05:03:28,726 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 05:03:28,728 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 05:03:28,729 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 05:03:28,729 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 05:03:28,735 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 05:03:28,735 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:03:28" (1/1) ... [2023-11-29 05:03:28,736 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@418a4734 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:03:28, skipping insertion in model container [2023-11-29 05:03:28,736 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:03:28" (1/1) ... [2023-11-29 05:03:28,767 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 05:03:28,919 WARN L240 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_8ce35721-57d5-452c-875b-bdee4fd700bf/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-21.i[917,930] [2023-11-29 05:03:28,994 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:03:29,008 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 05:03:29,020 WARN L240 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_8ce35721-57d5-452c-875b-bdee4fd700bf/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-21.i[917,930] [2023-11-29 05:03:29,050 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:03:29,062 INFO L206 MainTranslator]: Completed translation [2023-11-29 05:03:29,062 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:03:29 WrapperNode [2023-11-29 05:03:29,063 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 05:03:29,063 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 05:03:29,063 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 05:03:29,064 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 05:03:29,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:03:29" (1/1) ... [2023-11-29 05:03:29,082 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:03:29" (1/1) ... [2023-11-29 05:03:29,124 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 192 [2023-11-29 05:03:29,124 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 05:03:29,125 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 05:03:29,125 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 05:03:29,125 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 05:03:29,136 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:03:29" (1/1) ... [2023-11-29 05:03:29,136 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:03:29" (1/1) ... [2023-11-29 05:03:29,140 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:03:29" (1/1) ... [2023-11-29 05:03:29,160 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 05:03:29,160 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:03:29" (1/1) ... [2023-11-29 05:03:29,160 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:03:29" (1/1) ... [2023-11-29 05:03:29,172 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:03:29" (1/1) ... [2023-11-29 05:03:29,176 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:03:29" (1/1) ... [2023-11-29 05:03:29,179 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:03:29" (1/1) ... [2023-11-29 05:03:29,182 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:03:29" (1/1) ... [2023-11-29 05:03:29,187 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 05:03:29,188 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 05:03:29,188 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 05:03:29,189 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 05:03:29,189 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:03:29" (1/1) ... [2023-11-29 05:03:29,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:03:29,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:03:29,216 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 05:03:29,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 05:03:29,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 05:03:29,253 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 05:03:29,253 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 05:03:29,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 05:03:29,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 05:03:29,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 05:03:29,330 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 05:03:29,332 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 05:03:29,679 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 05:03:29,716 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 05:03:29,717 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 05:03:29,717 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:03:29 BoogieIcfgContainer [2023-11-29 05:03:29,717 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 05:03:29,720 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 05:03:29,720 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 05:03:29,724 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 05:03:29,724 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 05:03:28" (1/3) ... [2023-11-29 05:03:29,725 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fe8315e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:03:29, skipping insertion in model container [2023-11-29 05:03:29,725 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:03:29" (2/3) ... [2023-11-29 05:03:29,725 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fe8315e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:03:29, skipping insertion in model container [2023-11-29 05:03:29,725 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:03:29" (3/3) ... [2023-11-29 05:03:29,727 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-21.i [2023-11-29 05:03:29,746 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 05:03:29,746 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 05:03:29,796 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 05:03:29,801 INFO L357 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, mHoare=true, 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;@521526e8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 05:03:29,802 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 05:03:29,805 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 45 states have (on average 1.3555555555555556) internal successors, (61), 46 states have internal predecessors, (61), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 05:03:29,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-29 05:03:29,823 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:03:29,824 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:03:29,824 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:03:29,828 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:03:29,828 INFO L85 PathProgramCache]: Analyzing trace with hash -1713235462, now seen corresponding path program 1 times [2023-11-29 05:03:29,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:03:29,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441311492] [2023-11-29 05:03:29,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:03:29,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:03:29,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:03:30,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:03:30,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441311492] [2023-11-29 05:03:30,049 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 05:03:30,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [457113710] [2023-11-29 05:03:30,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:03:30,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:03:30,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:03:30,052 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:03:30,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 05:03:30,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:03:30,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 05:03:30,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:03:30,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 1922 trivial. 0 not checked. [2023-11-29 05:03:30,363 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:03:30,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [457113710] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:03:30,364 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:03:30,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 05:03:30,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69672235] [2023-11-29 05:03:30,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:03:30,372 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 05:03:30,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:03:30,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 05:03:30,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 05:03:30,403 INFO L87 Difference]: Start difference. First operand has 80 states, 45 states have (on average 1.3555555555555556) internal successors, (61), 46 states have internal predecessors, (61), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 05:03:30,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:03:30,447 INFO L93 Difference]: Finished difference Result 157 states and 280 transitions. [2023-11-29 05:03:30,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 05:03:30,449 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) Word has length 194 [2023-11-29 05:03:30,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:03:30,457 INFO L225 Difference]: With dead ends: 157 [2023-11-29 05:03:30,457 INFO L226 Difference]: Without dead ends: 78 [2023-11-29 05:03:30,462 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 05:03:30,465 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:03:30,466 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 117 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:03:30,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-29 05:03:30,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-29 05:03:30,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 44 states have (on average 1.2727272727272727) internal successors, (56), 44 states have internal predecessors, (56), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 05:03:30,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 120 transitions. [2023-11-29 05:03:30,517 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 120 transitions. Word has length 194 [2023-11-29 05:03:30,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:03:30,517 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 120 transitions. [2023-11-29 05:03:30,518 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 05:03:30,518 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 120 transitions. [2023-11-29 05:03:30,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-29 05:03:30,523 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:03:30,523 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:03:30,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 05:03:30,729 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 05:03:30,729 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:03:30,730 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:03:30,730 INFO L85 PathProgramCache]: Analyzing trace with hash 963034098, now seen corresponding path program 1 times [2023-11-29 05:03:30,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:03:30,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236372003] [2023-11-29 05:03:30,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:03:30,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:03:30,797 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:03:30,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2131029132] [2023-11-29 05:03:30,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:03:30,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:03:30,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:03:30,800 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:03:30,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 05:03:31,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:03:31,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-29 05:03:31,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:03:33,598 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 891 proven. 63 refuted. 0 times theorem prover too weak. 1030 trivial. 0 not checked. [2023-11-29 05:03:33,599 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:03:37,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 05:03:37,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:03:37,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236372003] [2023-11-29 05:03:37,424 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:03:37,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2131029132] [2023-11-29 05:03:37,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2131029132] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 05:03:37,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 05:03:37,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 14 [2023-11-29 05:03:37,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793236690] [2023-11-29 05:03:37,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:03:37,427 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 05:03:37,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:03:37,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 05:03:37,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2023-11-29 05:03:37,429 INFO L87 Difference]: Start difference. First operand 78 states and 120 transitions. Second operand has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:03:37,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:03:37,939 INFO L93 Difference]: Finished difference Result 197 states and 300 transitions. [2023-11-29 05:03:37,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 05:03:37,940 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 194 [2023-11-29 05:03:37,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:03:37,944 INFO L225 Difference]: With dead ends: 197 [2023-11-29 05:03:37,944 INFO L226 Difference]: Without dead ends: 120 [2023-11-29 05:03:37,946 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 391 GetRequests, 374 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=72, Invalid=270, Unknown=0, NotChecked=0, Total=342 [2023-11-29 05:03:37,947 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 145 mSDsluCounter, 367 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 466 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 05:03:37,948 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 466 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 05:03:37,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2023-11-29 05:03:37,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 90. [2023-11-29 05:03:37,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 56 states have (on average 1.3392857142857142) internal successors, (75), 56 states have internal predecessors, (75), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 05:03:37,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 139 transitions. [2023-11-29 05:03:37,965 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 139 transitions. Word has length 194 [2023-11-29 05:03:37,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:03:37,967 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 139 transitions. [2023-11-29 05:03:37,967 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:03:37,967 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 139 transitions. [2023-11-29 05:03:37,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-29 05:03:37,971 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:03:37,972 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:03:37,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 05:03:38,176 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:03:38,176 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:03:38,177 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:03:38,177 INFO L85 PathProgramCache]: Analyzing trace with hash 1221199536, now seen corresponding path program 1 times [2023-11-29 05:03:38,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:03:38,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193865822] [2023-11-29 05:03:38,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:03:38,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:03:38,214 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:03:38,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1377993901] [2023-11-29 05:03:38,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:03:38,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:03:38,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:03:38,216 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:03:38,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 05:03:38,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:03:38,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 57 conjunts are in the unsatisfiable core [2023-11-29 05:03:38,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:03:43,273 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1093 proven. 402 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2023-11-29 05:03:43,274 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:03:46,998 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 05:03:46,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:03:46,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193865822] [2023-11-29 05:03:46,998 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:03:46,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1377993901] [2023-11-29 05:03:46,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1377993901] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 05:03:46,998 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 05:03:46,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [32] total 36 [2023-11-29 05:03:46,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240349659] [2023-11-29 05:03:46,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:03:47,000 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 05:03:47,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:03:47,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 05:03:47,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=287, Invalid=973, Unknown=0, NotChecked=0, Total=1260 [2023-11-29 05:03:47,001 INFO L87 Difference]: Start difference. First operand 90 states and 139 transitions. Second operand has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:03:47,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:03:47,608 INFO L93 Difference]: Finished difference Result 219 states and 334 transitions. [2023-11-29 05:03:47,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 05:03:47,609 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 194 [2023-11-29 05:03:47,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:03:47,612 INFO L225 Difference]: With dead ends: 219 [2023-11-29 05:03:47,613 INFO L226 Difference]: Without dead ends: 130 [2023-11-29 05:03:47,614 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 390 GetRequests, 352 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 411 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=321, Invalid=1239, Unknown=0, NotChecked=0, Total=1560 [2023-11-29 05:03:47,616 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 162 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 05:03:47,616 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 392 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 05:03:47,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2023-11-29 05:03:47,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 90. [2023-11-29 05:03:47,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 56 states have (on average 1.3392857142857142) internal successors, (75), 56 states have internal predecessors, (75), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 05:03:47,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 139 transitions. [2023-11-29 05:03:47,631 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 139 transitions. Word has length 194 [2023-11-29 05:03:47,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:03:47,632 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 139 transitions. [2023-11-29 05:03:47,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:03:47,632 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 139 transitions. [2023-11-29 05:03:47,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-29 05:03:47,635 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:03:47,636 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:03:47,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 05:03:47,838 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:03:47,838 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:03:47,839 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:03:47,839 INFO L85 PathProgramCache]: Analyzing trace with hash -48083152, now seen corresponding path program 1 times [2023-11-29 05:03:47,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:03:47,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698978473] [2023-11-29 05:03:47,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:03:47,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:03:47,870 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:03:47,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1004637815] [2023-11-29 05:03:47,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:03:47,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:03:47,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:03:47,872 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:03:47,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 05:03:47,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:03:47,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 05:03:47,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:03:47,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 05:03:47,998 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:03:47,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:03:47,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698978473] [2023-11-29 05:03:47,998 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:03:47,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1004637815] [2023-11-29 05:03:47,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1004637815] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:03:47,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:03:47,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 05:03:47,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254989174] [2023-11-29 05:03:47,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:03:48,000 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 05:03:48,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:03:48,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 05:03:48,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 05:03:48,001 INFO L87 Difference]: Start difference. First operand 90 states and 139 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:03:48,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:03:48,054 INFO L93 Difference]: Finished difference Result 189 states and 289 transitions. [2023-11-29 05:03:48,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 05:03:48,055 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 194 [2023-11-29 05:03:48,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:03:48,057 INFO L225 Difference]: With dead ends: 189 [2023-11-29 05:03:48,057 INFO L226 Difference]: Without dead ends: 100 [2023-11-29 05:03:48,058 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 05:03:48,059 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 64 mSDsluCounter, 330 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 466 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:03:48,059 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 466 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:03:48,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2023-11-29 05:03:48,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 90. [2023-11-29 05:03:48,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 56 states have (on average 1.3214285714285714) internal successors, (74), 56 states have internal predecessors, (74), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 05:03:48,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 138 transitions. [2023-11-29 05:03:48,072 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 138 transitions. Word has length 194 [2023-11-29 05:03:48,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:03:48,073 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 138 transitions. [2023-11-29 05:03:48,073 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:03:48,073 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 138 transitions. [2023-11-29 05:03:48,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-29 05:03:48,076 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:03:48,076 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:03:48,082 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 05:03:48,276 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:03:48,277 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:03:48,277 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:03:48,277 INFO L85 PathProgramCache]: Analyzing trace with hash 210082286, now seen corresponding path program 1 times [2023-11-29 05:03:48,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:03:48,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004838289] [2023-11-29 05:03:48,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:03:48,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:03:48,312 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:03:48,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [697203414] [2023-11-29 05:03:48,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:03:48,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:03:48,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:03:48,313 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:03:48,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 05:03:48,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:03:48,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 60 conjunts are in the unsatisfiable core [2023-11-29 05:03:48,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:03:55,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1399 proven. 330 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2023-11-29 05:03:55,306 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:03:57,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 05:03:57,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:03:57,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004838289] [2023-11-29 05:03:57,707 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:03:57,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [697203414] [2023-11-29 05:03:57,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [697203414] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 05:03:57,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 05:03:57,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [36] total 42 [2023-11-29 05:03:57,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45901276] [2023-11-29 05:03:57,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:03:57,709 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 05:03:57,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:03:57,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 05:03:57,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=386, Invalid=1336, Unknown=0, NotChecked=0, Total=1722 [2023-11-29 05:03:57,710 INFO L87 Difference]: Start difference. First operand 90 states and 138 transitions. Second operand has 8 states, 8 states have (on average 4.625) internal successors, (37), 8 states have internal predecessors, (37), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:03:59,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:03:59,667 INFO L93 Difference]: Finished difference Result 257 states and 384 transitions. [2023-11-29 05:03:59,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-29 05:03:59,668 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.625) internal successors, (37), 8 states have internal predecessors, (37), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 194 [2023-11-29 05:03:59,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:03:59,670 INFO L225 Difference]: With dead ends: 257 [2023-11-29 05:03:59,670 INFO L226 Difference]: Without dead ends: 168 [2023-11-29 05:03:59,671 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 397 GetRequests, 347 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 799 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=460, Invalid=2192, Unknown=0, NotChecked=0, Total=2652 [2023-11-29 05:03:59,672 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 156 mSDsluCounter, 336 mSDsCounter, 0 mSdLazyCounter, 323 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 465 SdHoareTripleChecker+Invalid, 330 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 05:03:59,673 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 465 Invalid, 330 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 323 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 05:03:59,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2023-11-29 05:03:59,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 94. [2023-11-29 05:03:59,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 60 states have (on average 1.35) internal successors, (81), 60 states have internal predecessors, (81), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 05:03:59,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 145 transitions. [2023-11-29 05:03:59,687 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 145 transitions. Word has length 194 [2023-11-29 05:03:59,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:03:59,688 INFO L495 AbstractCegarLoop]: Abstraction has 94 states and 145 transitions. [2023-11-29 05:03:59,688 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.625) internal successors, (37), 8 states have internal predecessors, (37), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:03:59,688 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 145 transitions. [2023-11-29 05:03:59,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-29 05:03:59,690 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:03:59,690 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:03:59,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-29 05:03:59,892 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:03:59,892 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:03:59,892 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:03:59,893 INFO L85 PathProgramCache]: Analyzing trace with hash 267340588, now seen corresponding path program 1 times [2023-11-29 05:03:59,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:03:59,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308083917] [2023-11-29 05:03:59,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:03:59,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:03:59,922 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:03:59,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [375876638] [2023-11-29 05:03:59,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:03:59,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:03:59,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:03:59,923 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:03:59,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 05:04:00,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:00,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 54 conjunts are in the unsatisfiable core [2023-11-29 05:04:00,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:04:05,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1093 proven. 402 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2023-11-29 05:04:05,824 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:04:08,717 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 05:04:08,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:04:08,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308083917] [2023-11-29 05:04:08,718 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:04:08,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [375876638] [2023-11-29 05:04:08,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [375876638] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 05:04:08,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 05:04:08,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [31] total 34 [2023-11-29 05:04:08,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698740838] [2023-11-29 05:04:08,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:04:08,718 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 05:04:08,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:04:08,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 05:04:08,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=266, Invalid=856, Unknown=0, NotChecked=0, Total=1122 [2023-11-29 05:04:08,720 INFO L87 Difference]: Start difference. First operand 94 states and 145 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:04:08,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:04:08,843 INFO L93 Difference]: Finished difference Result 199 states and 303 transitions. [2023-11-29 05:04:08,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 05:04:08,844 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 194 [2023-11-29 05:04:08,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:04:08,845 INFO L225 Difference]: With dead ends: 199 [2023-11-29 05:04:08,845 INFO L226 Difference]: Without dead ends: 106 [2023-11-29 05:04:08,846 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 387 GetRequests, 354 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 284 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=272, Invalid=918, Unknown=0, NotChecked=0, Total=1190 [2023-11-29 05:04:08,847 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 57 mSDsluCounter, 213 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 333 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 05:04:08,847 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 333 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 05:04:08,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2023-11-29 05:04:08,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 80. [2023-11-29 05:04:08,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 46 states have (on average 1.2391304347826086) internal successors, (57), 46 states have internal predecessors, (57), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 05:04:08,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 121 transitions. [2023-11-29 05:04:08,856 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 121 transitions. Word has length 194 [2023-11-29 05:04:08,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:04:08,857 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 121 transitions. [2023-11-29 05:04:08,858 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:04:08,858 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 121 transitions. [2023-11-29 05:04:08,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-29 05:04:08,859 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:08,860 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:04:08,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 05:04:09,060 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-29 05:04:09,060 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:04:09,061 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:09,061 INFO L85 PathProgramCache]: Analyzing trace with hash 1503510880, now seen corresponding path program 1 times [2023-11-29 05:04:09,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:04:09,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303230684] [2023-11-29 05:04:09,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:09,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:04:09,089 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:04:09,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [321541681] [2023-11-29 05:04:09,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:09,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:04:09,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:04:09,091 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:04:09,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 05:04:09,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:04:09,231 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 05:04:09,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:04:09,378 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 05:04:09,378 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 05:04:09,379 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 05:04:09,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-11-29 05:04:09,580 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-29 05:04:09,583 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:04:09,585 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 05:04:09,677 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short25 could not be translated [2023-11-29 05:04:09,678 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short25 could not be translated [2023-11-29 05:04:09,678 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite24 could not be translated [2023-11-29 05:04:09,678 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite24 could not be translated [2023-11-29 05:04:09,678 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short25 could not be translated [2023-11-29 05:04:09,702 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 05:04:09 BoogieIcfgContainer [2023-11-29 05:04:09,702 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 05:04:09,703 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 05:04:09,703 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 05:04:09,703 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 05:04:09,703 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:03:29" (3/4) ... [2023-11-29 05:04:09,705 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 05:04:09,705 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 05:04:09,706 INFO L158 Benchmark]: Toolchain (without parser) took 40978.35ms. Allocated memory was 146.8MB in the beginning and 478.2MB in the end (delta: 331.4MB). Free memory was 105.8MB in the beginning and 186.0MB in the end (delta: -80.2MB). Peak memory consumption was 250.3MB. Max. memory is 16.1GB. [2023-11-29 05:04:09,706 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 111.1MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 05:04:09,707 INFO L158 Benchmark]: CACSL2BoogieTranslator took 333.78ms. Allocated memory is still 146.8MB. Free memory was 105.8MB in the beginning and 112.5MB in the end (delta: -6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-29 05:04:09,707 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.91ms. Allocated memory is still 146.8MB. Free memory was 112.5MB in the beginning and 108.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 05:04:09,707 INFO L158 Benchmark]: Boogie Preprocessor took 62.74ms. Allocated memory is still 146.8MB. Free memory was 108.3MB in the beginning and 101.4MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-29 05:04:09,708 INFO L158 Benchmark]: RCFGBuilder took 529.07ms. Allocated memory is still 146.8MB. Free memory was 101.4MB in the beginning and 73.8MB in the end (delta: 27.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-29 05:04:09,708 INFO L158 Benchmark]: TraceAbstraction took 39981.92ms. Allocated memory was 146.8MB in the beginning and 478.2MB in the end (delta: 331.4MB). Free memory was 73.2MB in the beginning and 186.0MB in the end (delta: -112.9MB). Peak memory consumption was 220.1MB. Max. memory is 16.1GB. [2023-11-29 05:04:09,708 INFO L158 Benchmark]: Witness Printer took 2.86ms. Allocated memory is still 478.2MB. Free memory is still 186.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 05:04:09,710 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 111.1MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 333.78ms. Allocated memory is still 146.8MB. Free memory was 105.8MB in the beginning and 112.5MB in the end (delta: -6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.91ms. Allocated memory is still 146.8MB. Free memory was 112.5MB in the beginning and 108.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.74ms. Allocated memory is still 146.8MB. Free memory was 108.3MB in the beginning and 101.4MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 529.07ms. Allocated memory is still 146.8MB. Free memory was 101.4MB in the beginning and 73.8MB in the end (delta: 27.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 39981.92ms. Allocated memory was 146.8MB in the beginning and 478.2MB in the end (delta: 331.4MB). Free memory was 73.2MB in the beginning and 186.0MB in the end (delta: -112.9MB). Peak memory consumption was 220.1MB. Max. memory is 16.1GB. * Witness Printer took 2.86ms. Allocated memory is still 478.2MB. Free memory is still 186.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite24 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite24 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short25 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 139, overapproximation of someBinaryArithmeticDOUBLEoperation at line 76. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 10; [L23] signed long int var_1_2 = -500; [L24] signed char var_1_3 = 1; [L25] signed char var_1_4 = 100; [L26] signed char var_1_5 = 5; [L27] signed char var_1_6 = 32; [L28] signed char var_1_7 = 32; [L29] unsigned short int var_1_8 = 8; [L30] unsigned short int var_1_9 = 25; [L31] unsigned short int var_1_10 = 21451; [L32] unsigned short int var_1_11 = 16; [L33] unsigned char var_1_12 = 8; [L34] unsigned short int var_1_13 = 16; [L35] unsigned char var_1_14 = 1; [L36] signed long int var_1_15 = 0; [L37] unsigned short int var_1_16 = 53444; [L38] unsigned char var_1_17 = 0; [L39] unsigned char var_1_18 = 0; [L40] double var_1_19 = 1.2; [L41] signed char var_1_20 = 1; [L42] double var_1_21 = 10.5; [L43] double var_1_22 = 0.0; [L44] double var_1_23 = 10.4; [L45] double var_1_24 = 50.5; [L46] unsigned short int var_1_25 = 2; [L143] isInitial = 1 [L144] FCALL initially() [L145] COND TRUE 1 [L146] FCALL updateLastVariables() [L147] CALL updateVariables() [L85] var_1_2 = __VERIFIER_nondet_long() [L86] CALL assume_abort_if_not(var_1_2 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=1, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=1, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L86] RET assume_abort_if_not(var_1_2 >= -2147483648) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=1, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L87] CALL assume_abort_if_not(var_1_2 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=1, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=1, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L87] RET assume_abort_if_not(var_1_2 <= 2147483647) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=1, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L88] var_1_3 = __VERIFIER_nondet_char() [L89] CALL assume_abort_if_not(var_1_3 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L89] RET assume_abort_if_not(var_1_3 >= -127) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L90] CALL assume_abort_if_not(var_1_3 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L90] RET assume_abort_if_not(var_1_3 <= 126) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L91] var_1_4 = __VERIFIER_nondet_char() [L92] CALL assume_abort_if_not(var_1_4 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L92] RET assume_abort_if_not(var_1_4 >= -127) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L93] CALL assume_abort_if_not(var_1_4 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L93] RET assume_abort_if_not(var_1_4 <= 126) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L94] var_1_5 = __VERIFIER_nondet_char() [L95] CALL assume_abort_if_not(var_1_5 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L95] RET assume_abort_if_not(var_1_5 >= -1) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L96] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L96] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L97] var_1_6 = __VERIFIER_nondet_char() [L98] CALL assume_abort_if_not(var_1_6 >= 31) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=32, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=32, var_1_8=8, var_1_9=25] [L98] RET assume_abort_if_not(var_1_6 >= 31) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=32, var_1_8=8, var_1_9=25] [L99] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=32, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=32, var_1_8=8, var_1_9=25] [L99] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=32, var_1_8=8, var_1_9=25] [L100] var_1_7 = __VERIFIER_nondet_char() [L101] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=25] [L101] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=25] [L102] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=25] [L102] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=25] [L103] var_1_9 = __VERIFIER_nondet_ushort() [L104] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8] [L104] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8] [L105] CALL assume_abort_if_not(var_1_9 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L105] RET assume_abort_if_not(var_1_9 <= 16383) VAL [isInitial=1, var_1_10=21451, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L106] var_1_10 = __VERIFIER_nondet_ushort() [L107] CALL assume_abort_if_not(var_1_10 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=32767, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32767, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L107] RET assume_abort_if_not(var_1_10 >= 16383) VAL [isInitial=1, var_1_10=32767, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L108] CALL assume_abort_if_not(var_1_10 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=32767, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32767, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L108] RET assume_abort_if_not(var_1_10 <= 32767) VAL [isInitial=1, var_1_10=32767, var_1_11=16, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L109] var_1_11 = __VERIFIER_nondet_ushort() [L110] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32767, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32767, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L110] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=32767, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L111] CALL assume_abort_if_not(var_1_11 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L111] RET assume_abort_if_not(var_1_11 <= 16383) VAL [isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=1, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L112] var_1_14 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L113] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L114] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L114] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=0, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L115] var_1_15 = __VERIFIER_nondet_long() [L116] CALL assume_abort_if_not(var_1_15 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L116] RET assume_abort_if_not(var_1_15 >= -2147483648) VAL [isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L117] CALL assume_abort_if_not(var_1_15 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L117] RET assume_abort_if_not(var_1_15 <= 2147483647) VAL [isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L118] var_1_16 = __VERIFIER_nondet_ushort() [L119] CALL assume_abort_if_not(var_1_16 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L119] RET assume_abort_if_not(var_1_16 >= 32767) VAL [isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L120] CALL assume_abort_if_not(var_1_16 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L120] RET assume_abort_if_not(var_1_16 <= 65534) VAL [isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L121] var_1_18 = __VERIFIER_nondet_uchar() [L122] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L122] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L123] CALL assume_abort_if_not(var_1_18 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L123] RET assume_abort_if_not(var_1_18 <= 0) VAL [isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L124] var_1_20 = __VERIFIER_nondet_char() [L125] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=126, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=126, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L125] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=126, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L126] CALL assume_abort_if_not(var_1_20 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=126, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=126, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L126] RET assume_abort_if_not(var_1_20 <= 127) VAL [isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=126, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L127] var_1_21 = __VERIFIER_nondet_double() [L128] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=126, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=126, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L128] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=126, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L129] var_1_22 = __VERIFIER_nondet_double() [L130] CALL assume_abort_if_not((var_1_22 >= 4611686.018427382800e+12F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=126, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=126, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L130] RET assume_abort_if_not((var_1_22 >= 4611686.018427382800e+12F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=126, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L131] var_1_23 = __VERIFIER_nondet_double() [L132] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=126, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=126, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L132] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=126, var_1_24=101/2, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L133] var_1_24 = __VERIFIER_nondet_double() [L134] CALL assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=126, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=126, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L134] RET assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=126, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L147] RET updateVariables() [L148] CALL step() [L50] signed long int stepLocal_0 = -1000000; VAL [isInitial=1, stepLocal_0=-1000000, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=126, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L51] COND TRUE var_1_2 >= stepLocal_0 [L52] var_1_1 = ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))) VAL [isInitial=1, stepLocal_0=-1000000, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=0, var_1_20=126, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=8, var_1_9=0] [L56] var_1_8 = (((var_1_7 + var_1_6) + var_1_9) + (var_1_10 - var_1_11)) [L57] signed long int stepLocal_1 = var_1_2; VAL [isInitial=1, stepLocal_0=-1000000, stepLocal_1=32892, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=0, var_1_20=126, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=32892, var_1_9=0] [L58] COND TRUE var_1_8 == stepLocal_1 [L59] var_1_12 = ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) VAL [isInitial=1, stepLocal_0=-1000000, stepLocal_1=32892, var_1_10=32767, var_1_11=1, var_1_12=63, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=0, var_1_20=126, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=32892, var_1_9=0] [L61] signed long int stepLocal_2 = var_1_15; VAL [isInitial=1, stepLocal_0=-1000000, stepLocal_1=32892, stepLocal_2=-2147483648, var_1_10=32767, var_1_11=1, var_1_12=63, var_1_13=16, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=0, var_1_20=126, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=32892, var_1_9=0] [L62] COND FALSE !(\read(var_1_14)) [L69] var_1_13 = (var_1_16 - var_1_10) VAL [isInitial=1, stepLocal_0=-1000000, stepLocal_1=32892, stepLocal_2=-2147483648, var_1_10=32767, var_1_11=1, var_1_12=63, var_1_13=62, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=0, var_1_20=126, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=32892, var_1_9=0] [L71] COND TRUE ((((((((var_1_11) > (var_1_6)) ? (var_1_11) : (var_1_6)))) < (var_1_8)) ? (((((var_1_11) > (var_1_6)) ? (var_1_11) : (var_1_6)))) : (var_1_8))) > (var_1_3 * var_1_12) [L72] var_1_17 = var_1_18 VAL [isInitial=1, stepLocal_0=-1000000, stepLocal_1=32892, stepLocal_2=-2147483648, var_1_10=32767, var_1_11=1, var_1_12=63, var_1_13=62, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=0, var_1_20=126, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=32892, var_1_9=0] [L74] signed long int stepLocal_3 = var_1_5 - var_1_20; VAL [isInitial=1, stepLocal_0=-1000000, stepLocal_1=32892, stepLocal_2=-2147483648, stepLocal_3=0, var_1_10=32767, var_1_11=1, var_1_12=63, var_1_13=62, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=0, var_1_20=126, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=32892, var_1_9=0] [L75] COND TRUE var_1_1 >= stepLocal_3 [L76] var_1_19 = (((((var_1_21) < ((var_1_22 - var_1_23))) ? (var_1_21) : ((var_1_22 - var_1_23)))) - var_1_24) VAL [isInitial=1, stepLocal_0=-1000000, stepLocal_1=32892, stepLocal_2=-2147483648, stepLocal_3=0, var_1_10=32767, var_1_11=1, var_1_12=63, var_1_13=62, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=126, var_1_25=2, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=32892, var_1_9=0] [L78] COND TRUE (var_1_13 < var_1_12) || var_1_14 [L79] var_1_25 = (((((var_1_11) > (var_1_9)) ? (var_1_11) : (var_1_9))) + var_1_7) VAL [isInitial=1, stepLocal_0=-1000000, stepLocal_1=32892, stepLocal_2=-2147483648, stepLocal_3=0, var_1_10=32767, var_1_11=1, var_1_12=63, var_1_13=62, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=126, var_1_25=64, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=32892, var_1_9=0] [L148] RET step() [L149] CALL, EXPR property() [L139] EXPR ((((var_1_2 >= -1000000) ? (var_1_1 == ((signed char) ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) : (var_1_1 == ((signed char) (var_1_5 - ((var_1_6 - 8) + var_1_7))))) && (var_1_8 == ((unsigned short int) (((var_1_7 + var_1_6) + var_1_9) + (var_1_10 - var_1_11))))) && ((var_1_8 == var_1_2) ? (var_1_12 == ((unsigned char) ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))))) : 1)) && (var_1_14 ? ((((var_1_10 + var_1_9) << var_1_5) < var_1_15) ? (var_1_13 == ((unsigned short int) ((((var_1_7) < (((((var_1_12) > (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))) ? (var_1_12) : (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6)))))))) ? (var_1_7) : (((((var_1_12) > (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))) ? (var_1_12) : (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))))))))) : (var_1_13 == ((unsigned short int) (var_1_16 - (var_1_9 + var_1_11))))) : (var_1_13 == ((unsigned short int) (var_1_16 - var_1_10)))) VAL [isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=63, var_1_13=62, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=126, var_1_25=64, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=32892, var_1_9=0] [L139] EXPR var_1_14 ? ((((var_1_10 + var_1_9) << var_1_5) < var_1_15) ? (var_1_13 == ((unsigned short int) ((((var_1_7) < (((((var_1_12) > (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))) ? (var_1_12) : (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6)))))))) ? (var_1_7) : (((((var_1_12) > (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))) ? (var_1_12) : (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))))))))) : (var_1_13 == ((unsigned short int) (var_1_16 - (var_1_9 + var_1_11))))) : (var_1_13 == ((unsigned short int) (var_1_16 - var_1_10))) VAL [isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=63, var_1_13=62, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=126, var_1_25=64, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=32892, var_1_9=0] [L139] EXPR ((((var_1_2 >= -1000000) ? (var_1_1 == ((signed char) ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) : (var_1_1 == ((signed char) (var_1_5 - ((var_1_6 - 8) + var_1_7))))) && (var_1_8 == ((unsigned short int) (((var_1_7 + var_1_6) + var_1_9) + (var_1_10 - var_1_11))))) && ((var_1_8 == var_1_2) ? (var_1_12 == ((unsigned char) ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))))) : 1)) && (var_1_14 ? ((((var_1_10 + var_1_9) << var_1_5) < var_1_15) ? (var_1_13 == ((unsigned short int) ((((var_1_7) < (((((var_1_12) > (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))) ? (var_1_12) : (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6)))))))) ? (var_1_7) : (((((var_1_12) > (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))) ? (var_1_12) : (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))))))))) : (var_1_13 == ((unsigned short int) (var_1_16 - (var_1_9 + var_1_11))))) : (var_1_13 == ((unsigned short int) (var_1_16 - var_1_10)))) VAL [isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=63, var_1_13=62, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=126, var_1_25=64, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=32892, var_1_9=0] [L139-L140] return (((((((var_1_2 >= -1000000) ? (var_1_1 == ((signed char) ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) : (var_1_1 == ((signed char) (var_1_5 - ((var_1_6 - 8) + var_1_7))))) && (var_1_8 == ((unsigned short int) (((var_1_7 + var_1_6) + var_1_9) + (var_1_10 - var_1_11))))) && ((var_1_8 == var_1_2) ? (var_1_12 == ((unsigned char) ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))))) : 1)) && (var_1_14 ? ((((var_1_10 + var_1_9) << var_1_5) < var_1_15) ? (var_1_13 == ((unsigned short int) ((((var_1_7) < (((((var_1_12) > (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))) ? (var_1_12) : (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6)))))))) ? (var_1_7) : (((((var_1_12) > (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))) ? (var_1_12) : (((((var_1_9) < (var_1_6)) ? (var_1_9) : (var_1_6))))))))))) : (var_1_13 == ((unsigned short int) (var_1_16 - (var_1_9 + var_1_11))))) : (var_1_13 == ((unsigned short int) (var_1_16 - var_1_10))))) && ((((((((((var_1_11) > (var_1_6)) ? (var_1_11) : (var_1_6)))) < (var_1_8)) ? (((((var_1_11) > (var_1_6)) ? (var_1_11) : (var_1_6)))) : (var_1_8))) > (var_1_3 * var_1_12)) ? (var_1_17 == ((unsigned char) var_1_18)) : 1)) && ((var_1_1 >= (var_1_5 - var_1_20)) ? (var_1_19 == ((double) (((((var_1_21) < ((var_1_22 - var_1_23))) ? (var_1_21) : ((var_1_22 - var_1_23)))) - var_1_24))) : 1)) && (((var_1_13 < var_1_12) || var_1_14) ? (var_1_25 == ((unsigned short int) (((((var_1_11) > (var_1_9)) ? (var_1_11) : (var_1_9))) + var_1_7))) : (var_1_25 == ((unsigned short int) var_1_7))) ; [L149] RET, EXPR property() [L149] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=63, var_1_13=62, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=126, var_1_25=64, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=32892, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=32767, var_1_11=1, var_1_12=63, var_1_13=62, var_1_14=0, var_1_15=-2147483648, var_1_16=32829, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=126, var_1_25=64, var_1_2=32892, var_1_3=0, var_1_4=0, var_1_5=126, var_1_6=63, var_1_7=63, var_1_8=32892, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 80 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 39.8s, OverallIterations: 7, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 598 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 584 mSDsluCounter, 2239 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1529 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 752 IncrementalHoareTripleChecker+Invalid, 767 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 710 mSDtfsCounter, 752 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1953 GetRequests, 1810 SyntacticMatches, 0 SemanticMatches, 143 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1547 ImplicationChecksByTransitivity, 9.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=94occurred in iteration=5, InterpolantAutomatonStates: 53, 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, 6 MinimizatonAttempts, 180 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 33.2s InterpolantComputationTime, 1554 NumberOfCodeBlocks, 1554 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1930 ConstructedInterpolants, 0 QuantifiedInterpolants, 23084 SizeOfPredicates, 104 NumberOfNonLiveVariables, 2573 ConjunctsInSsa, 191 ConjunctsInUnsatCore, 10 InterpolantComputations, 6 PerfectInterpolantSequences, 18643/19840 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-29 05:04:09,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-21.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya --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 28a2314d0eb39c8d888aa07b1b8fb1747bceaf1ce795da8e04052ca9dd24aac3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 05:04:11,609 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 05:04:11,686 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 05:04:11,692 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 05:04:11,692 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 05:04:11,721 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 05:04:11,722 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 05:04:11,723 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 05:04:11,723 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 05:04:11,724 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 05:04:11,725 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 05:04:11,725 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 05:04:11,726 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 05:04:11,726 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 05:04:11,727 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 05:04:11,727 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 05:04:11,728 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 05:04:11,728 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 05:04:11,729 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 05:04:11,729 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 05:04:11,730 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 05:04:11,730 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 05:04:11,731 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 05:04:11,731 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 05:04:11,731 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 05:04:11,732 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 05:04:11,732 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 05:04:11,732 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 05:04:11,733 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 05:04:11,733 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 05:04:11,734 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 05:04:11,734 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 05:04:11,734 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 05:04:11,734 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:04:11,735 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 05:04:11,735 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 05:04:11,735 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 05:04:11,735 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 05:04:11,736 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 05:04:11,736 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 05:04:11,736 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 05:04:11,736 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 05:04:11,737 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 05:04:11,737 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 05:04:11,737 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 05:04:11,737 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 28a2314d0eb39c8d888aa07b1b8fb1747bceaf1ce795da8e04052ca9dd24aac3 [2023-11-29 05:04:12,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 05:04:12,032 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 05:04:12,035 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 05:04:12,036 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 05:04:12,036 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 05:04:12,037 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-21.i [2023-11-29 05:04:14,798 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 05:04:15,005 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 05:04:15,005 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-21.i [2023-11-29 05:04:15,019 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/data/cdfd429d3/e01f50fc84334f808bfd77ca94dfb8ce/FLAGa4870110c [2023-11-29 05:04:15,031 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/data/cdfd429d3/e01f50fc84334f808bfd77ca94dfb8ce [2023-11-29 05:04:15,034 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 05:04:15,036 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 05:04:15,037 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 05:04:15,037 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 05:04:15,041 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 05:04:15,041 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:04:15" (1/1) ... [2023-11-29 05:04:15,042 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@446e103e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:15, skipping insertion in model container [2023-11-29 05:04:15,042 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:04:15" (1/1) ... [2023-11-29 05:04:15,069 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 05:04:15,194 WARN L240 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_8ce35721-57d5-452c-875b-bdee4fd700bf/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-21.i[917,930] [2023-11-29 05:04:15,255 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:04:15,271 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 05:04:15,291 WARN L240 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_8ce35721-57d5-452c-875b-bdee4fd700bf/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-21.i[917,930] [2023-11-29 05:04:15,351 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:04:15,369 INFO L206 MainTranslator]: Completed translation [2023-11-29 05:04:15,369 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:15 WrapperNode [2023-11-29 05:04:15,370 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 05:04:15,371 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 05:04:15,371 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 05:04:15,371 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 05:04:15,378 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:15" (1/1) ... [2023-11-29 05:04:15,389 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:15" (1/1) ... [2023-11-29 05:04:15,419 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 167 [2023-11-29 05:04:15,419 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 05:04:15,420 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 05:04:15,420 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 05:04:15,420 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 05:04:15,433 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:15" (1/1) ... [2023-11-29 05:04:15,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:15" (1/1) ... [2023-11-29 05:04:15,439 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:15" (1/1) ... [2023-11-29 05:04:15,453 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]. [2023-11-29 05:04:15,453 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:15" (1/1) ... [2023-11-29 05:04:15,453 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:15" (1/1) ... [2023-11-29 05:04:15,467 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:15" (1/1) ... [2023-11-29 05:04:15,471 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:15" (1/1) ... [2023-11-29 05:04:15,474 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:15" (1/1) ... [2023-11-29 05:04:15,476 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:15" (1/1) ... [2023-11-29 05:04:15,481 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 05:04:15,482 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 05:04:15,482 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 05:04:15,482 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 05:04:15,483 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:15" (1/1) ... [2023-11-29 05:04:15,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:04:15,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:04:15,511 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 05:04:15,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 05:04:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 05:04:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 05:04:15,540 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 05:04:15,540 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 05:04:15,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 05:04:15,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 05:04:15,629 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 05:04:15,631 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 05:04:16,713 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 05:04:16,755 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 05:04:16,755 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 05:04:16,755 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:04:16 BoogieIcfgContainer [2023-11-29 05:04:16,756 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 05:04:16,758 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 05:04:16,758 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 05:04:16,761 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 05:04:16,761 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 05:04:15" (1/3) ... [2023-11-29 05:04:16,762 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77df5ab9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:04:16, skipping insertion in model container [2023-11-29 05:04:16,762 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:04:15" (2/3) ... [2023-11-29 05:04:16,763 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77df5ab9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:04:16, skipping insertion in model container [2023-11-29 05:04:16,763 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:04:16" (3/3) ... [2023-11-29 05:04:16,764 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-21.i [2023-11-29 05:04:16,782 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 05:04:16,782 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 05:04:16,831 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 05:04:16,836 INFO L357 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, mHoare=true, 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;@13d5d3c7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 05:04:16,836 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 05:04:16,840 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 38 states have (on average 1.3157894736842106) internal successors, (50), 39 states have internal predecessors, (50), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 05:04:16,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-29 05:04:16,857 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:16,858 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:04:16,859 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:04:16,863 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:16,863 INFO L85 PathProgramCache]: Analyzing trace with hash -694731706, now seen corresponding path program 1 times [2023-11-29 05:04:16,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:04:16,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [169638521] [2023-11-29 05:04:16,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:16,879 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 [2023-11-29 05:04:16,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:04:16,880 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 05:04:16,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 05:04:17,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:17,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 05:04:17,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:04:17,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 974 proven. 0 refuted. 0 times theorem prover too weak. 1010 trivial. 0 not checked. [2023-11-29 05:04:17,278 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:04:17,279 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:04:17,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [169638521] [2023-11-29 05:04:17,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [169638521] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:04:17,280 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:04:17,280 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 05:04:17,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465250722] [2023-11-29 05:04:17,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:04:17,286 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 05:04:17,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:04:17,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 05:04:17,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 05:04:17,316 INFO L87 Difference]: Start difference. First operand has 73 states, 38 states have (on average 1.3157894736842106) internal successors, (50), 39 states have internal predecessors, (50), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 05:04:17,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:04:17,673 INFO L93 Difference]: Finished difference Result 143 states and 258 transitions. [2023-11-29 05:04:17,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 05:04:17,688 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 192 [2023-11-29 05:04:17,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:04:17,694 INFO L225 Difference]: With dead ends: 143 [2023-11-29 05:04:17,694 INFO L226 Difference]: Without dead ends: 71 [2023-11-29 05:04:17,698 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 05:04:17,702 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 106 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 05:04:17,703 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 106 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 05:04:17,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2023-11-29 05:04:17,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2023-11-29 05:04:17,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 37 states have (on average 1.2162162162162162) internal successors, (45), 37 states have internal predecessors, (45), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 05:04:17,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 109 transitions. [2023-11-29 05:04:17,745 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 109 transitions. Word has length 192 [2023-11-29 05:04:17,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:04:17,746 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 109 transitions. [2023-11-29 05:04:17,746 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 05:04:17,746 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 109 transitions. [2023-11-29 05:04:17,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-29 05:04:17,751 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:04:17,752 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:04:17,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/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)] Forceful destruction successful, exit code 0 [2023-11-29 05:04:17,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 05:04:17,953 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:04:17,954 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:04:17,954 INFO L85 PathProgramCache]: Analyzing trace with hash 273415230, now seen corresponding path program 1 times [2023-11-29 05:04:17,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:04:17,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [986946591] [2023-11-29 05:04:17,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:04:17,956 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 [2023-11-29 05:04:17,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:04:17,957 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 05:04:17,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ce35721-57d5-452c-875b-bdee4fd700bf/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 05:04:20,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:04:20,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 60 conjunts are in the unsatisfiable core [2023-11-29 05:04:20,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:07:28,829 WARN L293 SmtUtils]: Spent 1.24m on a formula simplification that was a NOOP. DAG size: 112 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 05:07:38,087 WARN L293 SmtUtils]: Spent 5.40s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 05:10:23,134 WARN L293 SmtUtils]: Spent 1.21m on a formula simplification. DAG size of input: 119 DAG size of output: 118 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)