./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 a0165632 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_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-21.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 28a2314d0eb39c8d888aa07b1b8fb1747bceaf1ce795da8e04052ca9dd24aac3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:47:08,118 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:47:08,216 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 05:47:08,220 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:47:08,221 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:47:08,247 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:47:08,248 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:47:08,249 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:47:08,249 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:47:08,252 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:47:08,252 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:47:08,253 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:47:08,253 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:47:08,254 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:47:08,258 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:47:08,258 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:47:08,259 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:47:08,259 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:47:08,259 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:47:08,259 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:47:08,260 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:47:08,260 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:47:08,261 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:47:08,261 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:47:08,262 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:47:08,262 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:47:08,262 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:47:08,262 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:47:08,263 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:47:08,263 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:47:08,263 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:47:08,264 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:47:08,267 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:47:08,268 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:47:08,268 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:47:08,269 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:47:08,269 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:47:08,270 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:47:08,270 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:47:08,270 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:47:08,270 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:47:08,271 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:47:08,271 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:47:08,271 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:47:08,272 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:47:08,272 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:47:08,272 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:47:08,273 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 28a2314d0eb39c8d888aa07b1b8fb1747bceaf1ce795da8e04052ca9dd24aac3 [2024-11-09 05:47:08,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:47:08,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:47:08,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:47:08,592 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:47:08,593 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:47:08,594 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-21.i Unable to find full path for "g++" [2024-11-09 05:47:10,625 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:47:10,808 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:47:10,809 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-21.i [2024-11-09 05:47:10,823 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/data/739a82e8f/71fc03ae37df44d98655114aafbab6c8/FLAGc2fa82881 [2024-11-09 05:47:10,848 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/data/739a82e8f/71fc03ae37df44d98655114aafbab6c8 [2024-11-09 05:47:10,851 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:47:10,853 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:47:10,855 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:47:10,855 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:47:10,861 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:47:10,861 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:47:10" (1/1) ... [2024-11-09 05:47:10,865 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d6d43e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:10, skipping insertion in model container [2024-11-09 05:47:10,865 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:47:10" (1/1) ... [2024-11-09 05:47:10,894 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:47:11,072 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-21.i[917,930] [2024-11-09 05:47:11,157 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:47:11,168 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:47:11,181 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-21.i[917,930] [2024-11-09 05:47:11,242 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:47:11,273 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:47:11,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:11 WrapperNode [2024-11-09 05:47:11,274 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:47:11,275 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:47:11,275 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:47:11,275 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:47:11,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:11" (1/1) ... [2024-11-09 05:47:11,298 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:11" (1/1) ... [2024-11-09 05:47:11,353 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 198 [2024-11-09 05:47:11,356 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:47:11,357 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:47:11,357 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:47:11,357 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:47:11,367 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:11" (1/1) ... [2024-11-09 05:47:11,368 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:11" (1/1) ... [2024-11-09 05:47:11,371 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:11" (1/1) ... [2024-11-09 05:47:11,372 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:11" (1/1) ... [2024-11-09 05:47:11,383 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:11" (1/1) ... [2024-11-09 05:47:11,387 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:11" (1/1) ... [2024-11-09 05:47:11,391 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:11" (1/1) ... [2024-11-09 05:47:11,393 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:11" (1/1) ... [2024-11-09 05:47:11,399 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:47:11,400 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:47:11,400 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:47:11,400 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:47:11,401 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:11" (1/1) ... [2024-11-09 05:47:11,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:47:11,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:47:11,441 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:47:11,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:47:11,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:47:11,497 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:47:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:47:11,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:47:11,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:47:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:47:11,605 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:47:11,609 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:47:12,129 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-09 05:47:12,129 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:47:12,408 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:47:12,408 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:47:12,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:47:12 BoogieIcfgContainer [2024-11-09 05:47:12,409 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:47:12,411 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:47:12,411 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:47:12,416 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:47:12,417 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:47:10" (1/3) ... [2024-11-09 05:47:12,417 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@527870c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:47:12, skipping insertion in model container [2024-11-09 05:47:12,418 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:11" (2/3) ... [2024-11-09 05:47:12,418 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@527870c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:47:12, skipping insertion in model container [2024-11-09 05:47:12,418 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:47:12" (3/3) ... [2024-11-09 05:47:12,419 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-21.i [2024-11-09 05:47:12,439 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:47:12,439 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:47:12,522 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:47:12,530 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, 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;@71b1b049, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:47:12,530 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:47:12,535 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 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) [2024-11-09 05:47:12,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-09 05:47:12,551 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:47:12,552 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-09 05:47:12,552 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:47:12,559 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:47:12,560 INFO L85 PathProgramCache]: Analyzing trace with hash 1889127210, now seen corresponding path program 1 times [2024-11-09 05:47:12,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:47:12,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878222418] [2024-11-09 05:47:12,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:47:12,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:47:13,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 05:47:13,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [516398735] [2024-11-09 05:47:13,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:47:13,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:47:13,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:47:13,278 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:47:13,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 05:47:13,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:47:13,619 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 05:47:13,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:47:13,823 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 05:47:13,826 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 05:47:13,828 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 05:47:13,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-09 05:47:14,030 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 05:47:14,034 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 05:47:14,158 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 05:47:14,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:47:14 BoogieIcfgContainer [2024-11-09 05:47:14,161 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 05:47:14,162 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 05:47:14,162 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 05:47:14,163 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 05:47:14,163 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:47:12" (3/4) ... [2024-11-09 05:47:14,166 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 05:47:14,167 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 05:47:14,169 INFO L158 Benchmark]: Toolchain (without parser) took 3315.45ms. Allocated memory was 136.3MB in the beginning and 172.0MB in the end (delta: 35.7MB). Free memory was 98.7MB in the beginning and 87.8MB in the end (delta: 10.8MB). Peak memory consumption was 49.6MB. Max. memory is 16.1GB. [2024-11-09 05:47:14,169 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 136.3MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:47:14,170 INFO L158 Benchmark]: CACSL2BoogieTranslator took 419.62ms. Allocated memory is still 136.3MB. Free memory was 98.2MB in the beginning and 81.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 05:47:14,170 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.33ms. Allocated memory is still 136.3MB. Free memory was 81.5MB in the beginning and 76.8MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 05:47:14,171 INFO L158 Benchmark]: Boogie Preprocessor took 42.18ms. Allocated memory is still 136.3MB. Free memory was 76.8MB in the beginning and 74.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:47:14,172 INFO L158 Benchmark]: RCFGBuilder took 1009.15ms. Allocated memory was 136.3MB in the beginning and 172.0MB in the end (delta: 35.7MB). Free memory was 74.7MB in the beginning and 101.0MB in the end (delta: -26.3MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. [2024-11-09 05:47:14,172 INFO L158 Benchmark]: TraceAbstraction took 1750.31ms. Allocated memory is still 172.0MB. Free memory was 101.0MB in the beginning and 87.8MB in the end (delta: 13.2MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2024-11-09 05:47:14,173 INFO L158 Benchmark]: Witness Printer took 5.25ms. Allocated memory is still 172.0MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:47:14,176 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 136.3MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 419.62ms. Allocated memory is still 136.3MB. Free memory was 98.2MB in the beginning and 81.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.33ms. Allocated memory is still 136.3MB. Free memory was 81.5MB in the beginning and 76.8MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.18ms. Allocated memory is still 136.3MB. Free memory was 76.8MB in the beginning and 74.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1009.15ms. Allocated memory was 136.3MB in the beginning and 172.0MB in the end (delta: 35.7MB). Free memory was 74.7MB in the beginning and 101.0MB in the end (delta: -26.3MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1750.31ms. Allocated memory is still 172.0MB. Free memory was 101.0MB in the beginning and 87.8MB in the end (delta: 13.2MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * Witness Printer took 5.25ms. Allocated memory is still 172.0MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 139, overapproximation of shiftLeft at line 63, 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=16381, 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) [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=16381, 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=16381, 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) [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=16381, 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=16381, 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) [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=16381, 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=16381, 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) [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=16381, 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=16381, 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) [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=16381, 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=16381, 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) [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=16381, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) [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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) [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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=32, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) [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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=32, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) [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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) [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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=25] [L20] COND FALSE !(!cond) [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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8] [L20] COND FALSE !(!cond) [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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L20] COND FALSE !(!cond) [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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [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=32578, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_10 >= 16383) VAL [isInitial=1, var_1_10=32578, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L108] CALL assume_abort_if_not(var_1_10 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=32578, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_10 <= 32767) VAL [isInitial=1, var_1_10=32578, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [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=32578, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=32578, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L111] CALL assume_abort_if_not(var_1_11 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=32578, var_1_11=81919, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_11 <= 16383) VAL [isInitial=1, var_1_10=32578, var_1_11=81919, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [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=32578, var_1_11=81919, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=32578, var_1_11=81919, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L114] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, var_1_10=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [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=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_15 >= -2147483648) VAL [isInitial=1, var_1_10=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L117] CALL assume_abort_if_not(var_1_15 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_15 <= 2147483647) VAL [isInitial=1, var_1_10=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [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=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, var_1_15=-2147483648, var_1_16=32767, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_16 >= 32767) VAL [isInitial=1, var_1_10=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, var_1_15=-2147483648, var_1_16=32767, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L120] CALL assume_abort_if_not(var_1_16 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, var_1_15=-2147483648, var_1_16=32767, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_16 <= 65534) VAL [isInitial=1, var_1_10=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, var_1_15=-2147483648, var_1_16=32767, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [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=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, var_1_15=-2147483648, var_1_16=32767, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, var_1_15=-2147483648, var_1_16=32767, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L123] CALL assume_abort_if_not(var_1_18 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, var_1_15=-2147483648, var_1_16=32767, var_1_17=0, var_1_18=256, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_18 <= 0) VAL [isInitial=1, var_1_10=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, var_1_15=-2147483648, var_1_16=32767, var_1_17=0, var_1_18=256, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [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=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, var_1_15=-2147483648, var_1_16=32767, var_1_17=0, var_1_18=256, var_1_19=6/5, var_1_1=10, var_1_20=0, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, var_1_15=-2147483648, var_1_16=32767, var_1_17=0, var_1_18=256, var_1_19=6/5, var_1_1=10, var_1_20=0, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L126] CALL assume_abort_if_not(var_1_20 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, var_1_15=-2147483648, var_1_16=32767, var_1_17=0, var_1_18=256, var_1_19=6/5, var_1_1=10, var_1_20=0, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_20 <= 127) VAL [isInitial=1, var_1_10=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, var_1_15=-2147483648, var_1_16=32767, var_1_17=0, var_1_18=256, var_1_19=6/5, var_1_1=10, var_1_20=0, 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=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [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=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, var_1_15=-2147483648, var_1_16=32767, var_1_17=0, var_1_18=256, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L20] COND FALSE !(!cond) [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=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, var_1_15=-2147483648, var_1_16=32767, var_1_17=0, var_1_18=256, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [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=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, var_1_15=-2147483648, var_1_16=32767, var_1_17=0, var_1_18=256, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L20] COND FALSE !(!cond) [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=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, var_1_15=-2147483648, var_1_16=32767, var_1_17=0, var_1_18=256, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_2=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [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=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, var_1_15=-2147483648, var_1_16=32767, var_1_17=0, var_1_18=256, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_24=101/2, var_1_25=2, var_1_2=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L20] COND FALSE !(!cond) [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=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, var_1_15=-2147483648, var_1_16=32767, var_1_17=0, var_1_18=256, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_24=101/2, var_1_25=2, var_1_2=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [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=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, var_1_15=-2147483648, var_1_16=32767, var_1_17=0, var_1_18=256, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_25=2, var_1_2=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L20] COND FALSE !(!cond) [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=32578, var_1_11=81919, var_1_12=8, var_1_13=16, var_1_14=-255, var_1_15=-2147483648, var_1_16=32767, var_1_17=0, var_1_18=256, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_25=2, var_1_2=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=8, var_1_9=196670] [L147] RET updateVariables() [L148] CALL step() [L50] signed long int stepLocal_0 = -1000000; [L51] COND TRUE var_1_2 >= stepLocal_0 [L52] var_1_1 = ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))) [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; [L58] COND FALSE !(var_1_8 == stepLocal_1) [L61] signed long int stepLocal_2 = var_1_15; [L62] COND TRUE \read(var_1_14) [L63] EXPR (var_1_10 + var_1_9) << var_1_5 [L63] COND FALSE !(((var_1_10 + var_1_9) << var_1_5) < stepLocal_2) [L66] var_1_13 = (var_1_16 - (var_1_9 + var_1_11)) [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 [L74] signed long int stepLocal_3 = var_1_5 - var_1_20; [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) [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) [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)))) [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))) [L139] EXPR (var_1_10 + var_1_9) << var_1_5 [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))) [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)))) [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 [isInitial=1, var_1_10=32578, var_1_11=81919, var_1_12=8, var_1_13=16322, var_1_14=-255, var_1_15=-2147483648, var_1_16=32767, var_1_17=256, var_1_18=256, var_1_19=0, var_1_1=0, var_1_20=0, var_1_25=16445, var_1_2=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=16382, var_1_9=196670] [L19] reach_error() VAL [isInitial=1, var_1_10=32578, var_1_11=81919, var_1_12=8, var_1_13=16322, var_1_14=-255, var_1_15=-2147483648, var_1_16=32767, var_1_17=256, var_1_18=256, var_1_19=0, var_1_1=0, var_1_20=0, var_1_25=16445, var_1_2=16381, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=63, var_1_7=62, var_1_8=16382, var_1_9=196670] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 236 NumberOfCodeBlocks, 236 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 [2024-11-09 05:47:14,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-21.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 28a2314d0eb39c8d888aa07b1b8fb1747bceaf1ce795da8e04052ca9dd24aac3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:47:16,559 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:47:16,667 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 05:47:16,675 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:47:16,676 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:47:16,711 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:47:16,712 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:47:16,712 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:47:16,713 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:47:16,718 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:47:16,718 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:47:16,719 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:47:16,719 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:47:16,719 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:47:16,720 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:47:16,720 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:47:16,721 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:47:16,722 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:47:16,723 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:47:16,723 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:47:16,723 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:47:16,724 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:47:16,725 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:47:16,725 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:47:16,725 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:47:16,725 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 05:47:16,726 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:47:16,726 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 05:47:16,726 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:47:16,727 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:47:16,727 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:47:16,727 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:47:16,727 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 05:47:16,728 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:47:16,729 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:47:16,729 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:47:16,729 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:47:16,730 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:47:16,730 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:47:16,730 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 05:47:16,731 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 05:47:16,733 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:47:16,733 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:47:16,733 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 28a2314d0eb39c8d888aa07b1b8fb1747bceaf1ce795da8e04052ca9dd24aac3 [2024-11-09 05:47:17,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:47:17,182 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:47:17,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:47:17,187 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:47:17,187 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:47:17,188 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-21.i Unable to find full path for "g++" [2024-11-09 05:47:19,401 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:47:19,689 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:47:19,690 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-21.i [2024-11-09 05:47:19,705 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/data/2565dbabf/2adaa32e54e14a298200fe97f001ae52/FLAGff20f6be8 [2024-11-09 05:47:19,718 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/data/2565dbabf/2adaa32e54e14a298200fe97f001ae52 [2024-11-09 05:47:19,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:47:19,722 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:47:19,723 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:47:19,723 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:47:19,729 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:47:19,729 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:47:19" (1/1) ... [2024-11-09 05:47:19,731 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b83740d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:19, skipping insertion in model container [2024-11-09 05:47:19,731 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:47:19" (1/1) ... [2024-11-09 05:47:19,760 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:47:19,997 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-21.i[917,930] [2024-11-09 05:47:20,124 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:47:20,145 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:47:20,159 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-21.i[917,930] [2024-11-09 05:47:20,214 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:47:20,243 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:47:20,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:20 WrapperNode [2024-11-09 05:47:20,244 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:47:20,246 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:47:20,246 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:47:20,246 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:47:20,253 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:20" (1/1) ... [2024-11-09 05:47:20,273 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:20" (1/1) ... [2024-11-09 05:47:20,315 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 166 [2024-11-09 05:47:20,315 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:47:20,316 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:47:20,316 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:47:20,316 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:47:20,337 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:20" (1/1) ... [2024-11-09 05:47:20,339 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:20" (1/1) ... [2024-11-09 05:47:20,348 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:20" (1/1) ... [2024-11-09 05:47:20,348 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:20" (1/1) ... [2024-11-09 05:47:20,359 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:20" (1/1) ... [2024-11-09 05:47:20,363 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:20" (1/1) ... [2024-11-09 05:47:20,379 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:20" (1/1) ... [2024-11-09 05:47:20,380 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:20" (1/1) ... [2024-11-09 05:47:20,390 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:47:20,391 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:47:20,391 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:47:20,392 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:47:20,399 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:20" (1/1) ... [2024-11-09 05:47:20,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:47:20,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:47:20,466 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:47:20,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:47:20,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:47:20,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 05:47:20,510 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:47:20,511 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:47:20,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:47:20,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:47:20,621 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:47:20,625 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:47:22,495 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-09 05:47:22,495 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:47:22,523 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:47:22,523 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:47:22,524 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:47:22 BoogieIcfgContainer [2024-11-09 05:47:22,524 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:47:22,528 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:47:22,529 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:47:22,533 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:47:22,533 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:47:19" (1/3) ... [2024-11-09 05:47:22,534 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cb8f4eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:47:22, skipping insertion in model container [2024-11-09 05:47:22,535 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:47:20" (2/3) ... [2024-11-09 05:47:22,536 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cb8f4eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:47:22, skipping insertion in model container [2024-11-09 05:47:22,536 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:47:22" (3/3) ... [2024-11-09 05:47:22,538 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-21.i [2024-11-09 05:47:22,556 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:47:22,556 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:47:22,618 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:47:22,640 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, 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;@3deab47a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:47:22,643 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:47:22,649 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 44 states have (on average 1.2727272727272727) internal successors, (56), 45 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) [2024-11-09 05:47:22,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-09 05:47:22,675 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:47:22,676 INFO L215 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] [2024-11-09 05:47:22,676 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:47:22,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:47:22,684 INFO L85 PathProgramCache]: Analyzing trace with hash 1707235437, now seen corresponding path program 1 times [2024-11-09 05:47:22,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:47:22,702 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1369038114] [2024-11-09 05:47:22,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:47:22,703 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:47:22,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:47:22,707 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:47:22,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-09 05:47:23,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:47:23,191 INFO L255 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 05:47:23,213 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:47:23,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 734 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2024-11-09 05:47:23,297 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:47:23,298 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:47:23,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1369038114] [2024-11-09 05:47:23,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1369038114] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:47:23,300 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:47:23,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 05:47:23,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445542469] [2024-11-09 05:47:23,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:47:23,308 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 05:47:23,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:47:23,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 05:47:23,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 05:47:23,336 INFO L87 Difference]: Start difference. First operand has 79 states, 44 states have (on average 1.2727272727272727) internal successors, (56), 45 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) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 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) [2024-11-09 05:47:23,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:47:23,387 INFO L93 Difference]: Finished difference Result 151 states and 266 transitions. [2024-11-09 05:47:23,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 05:47:23,389 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 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 196 [2024-11-09 05:47:23,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:47:23,397 INFO L225 Difference]: With dead ends: 151 [2024-11-09 05:47:23,397 INFO L226 Difference]: Without dead ends: 75 [2024-11-09 05:47:23,401 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 05:47:23,405 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:47:23,406 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 05:47:23,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2024-11-09 05:47:23,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2024-11-09 05:47:23,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 41 states have (on average 1.1951219512195121) internal successors, (49), 41 states have internal predecessors, (49), 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) [2024-11-09 05:47:23,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 113 transitions. [2024-11-09 05:47:23,452 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 113 transitions. Word has length 196 [2024-11-09 05:47:23,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:47:23,452 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 113 transitions. [2024-11-09 05:47:23,453 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 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) [2024-11-09 05:47:23,453 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 113 transitions. [2024-11-09 05:47:23,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-09 05:47:23,457 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:47:23,458 INFO L215 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] [2024-11-09 05:47:23,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-09 05:47:23,658 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:47:23,659 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:47:23,659 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:47:23,660 INFO L85 PathProgramCache]: Analyzing trace with hash 1655019381, now seen corresponding path program 1 times [2024-11-09 05:47:23,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:47:23,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1012784871] [2024-11-09 05:47:23,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:47:23,661 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:47:23,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:47:23,665 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:47:23,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc753d-f91d-4113-96b5-2503ecaf6551/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-09 05:47:26,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:47:26,774 INFO L255 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 60 conjuncts are in the unsatisfiable core [2024-11-09 05:47:26,804 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:51:12,685 WARN L286 SmtUtils]: Spent 1.52m on a formula simplification that was a NOOP. DAG size: 112 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:55:19,328 WARN L286 SmtUtils]: Spent 1.86m on a formula simplification. DAG size of input: 119 DAG size of output: 118 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)