./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-61.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-61.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e026d603530f5f2b94625e4bc7a618a196a2433d821b6633fe46dc404e028fe7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 15:17:01,142 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 15:17:01,216 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-13 15:17:01,227 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 15:17:01,227 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 15:17:01,254 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 15:17:01,255 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 15:17:01,256 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 15:17:01,256 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 15:17:01,256 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 15:17:01,256 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 15:17:01,257 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 15:17:01,257 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 15:17:01,257 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 15:17:01,257 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 15:17:01,258 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 15:17:01,258 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 15:17:01,258 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 15:17:01,258 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 15:17:01,258 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 15:17:01,259 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 15:17:01,259 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 15:17:01,259 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 15:17:01,259 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 15:17:01,259 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 15:17:01,259 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 15:17:01,260 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 15:17:01,260 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 15:17:01,260 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 15:17:01,260 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 15:17:01,260 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 15:17:01,260 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 15:17:01,261 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:17:01,261 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 15:17:01,261 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 15:17:01,261 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 15:17:01,261 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 15:17:01,262 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 15:17:01,262 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 15:17:01,262 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 15:17:01,262 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 15:17:01,262 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 15:17:01,262 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e026d603530f5f2b94625e4bc7a618a196a2433d821b6633fe46dc404e028fe7 [2024-11-13 15:17:01,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 15:17:01,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 15:17:01,619 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 15:17:01,620 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 15:17:01,621 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 15:17:01,622 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-61.i Unable to find full path for "g++" [2024-11-13 15:17:03,747 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 15:17:04,071 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 15:17:04,072 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-61.i [2024-11-13 15:17:04,088 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/data/5b3635b51/06bb5f493bae4651a323a9ffc6057e0f/FLAG2ac181ef7 [2024-11-13 15:17:04,117 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/data/5b3635b51/06bb5f493bae4651a323a9ffc6057e0f [2024-11-13 15:17:04,120 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 15:17:04,124 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 15:17:04,126 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 15:17:04,126 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 15:17:04,133 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 15:17:04,134 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:17:04" (1/1) ... [2024-11-13 15:17:04,135 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44639e60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:04, skipping insertion in model container [2024-11-13 15:17:04,137 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:17:04" (1/1) ... [2024-11-13 15:17:04,164 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 15:17:04,366 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_2f457f03-e95a-4be0-8544-277cfeb50552/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-61.i[913,926] [2024-11-13 15:17:04,446 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:17:04,462 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 15:17:04,477 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_2f457f03-e95a-4be0-8544-277cfeb50552/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-61.i[913,926] [2024-11-13 15:17:04,525 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:17:04,553 INFO L204 MainTranslator]: Completed translation [2024-11-13 15:17:04,555 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:04 WrapperNode [2024-11-13 15:17:04,555 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 15:17:04,556 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 15:17:04,557 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 15:17:04,557 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 15:17:04,564 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:04" (1/1) ... [2024-11-13 15:17:04,579 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:04" (1/1) ... [2024-11-13 15:17:04,644 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 133 [2024-11-13 15:17:04,644 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 15:17:04,648 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 15:17:04,648 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 15:17:04,648 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 15:17:04,666 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:04" (1/1) ... [2024-11-13 15:17:04,667 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:04" (1/1) ... [2024-11-13 15:17:04,671 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:04" (1/1) ... [2024-11-13 15:17:04,701 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-13 15:17:04,701 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:04" (1/1) ... [2024-11-13 15:17:04,701 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:04" (1/1) ... [2024-11-13 15:17:04,709 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:04" (1/1) ... [2024-11-13 15:17:04,713 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:04" (1/1) ... [2024-11-13 15:17:04,715 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:04" (1/1) ... [2024-11-13 15:17:04,717 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:04" (1/1) ... [2024-11-13 15:17:04,721 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 15:17:04,722 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 15:17:04,722 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 15:17:04,722 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 15:17:04,723 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:04" (1/1) ... [2024-11-13 15:17:04,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:17:04,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:17:04,764 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 15:17:04,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 15:17:04,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 15:17:04,800 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 15:17:04,800 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 15:17:04,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 15:17:04,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 15:17:04,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 15:17:04,914 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 15:17:04,919 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 15:17:05,311 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 15:17:05,311 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 15:17:05,324 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 15:17:05,325 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 15:17:05,325 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:17:05 BoogieIcfgContainer [2024-11-13 15:17:05,325 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 15:17:05,329 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 15:17:05,329 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 15:17:05,335 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 15:17:05,336 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 03:17:04" (1/3) ... [2024-11-13 15:17:05,336 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b00bc25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:17:05, skipping insertion in model container [2024-11-13 15:17:05,337 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:04" (2/3) ... [2024-11-13 15:17:05,337 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b00bc25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:17:05, skipping insertion in model container [2024-11-13 15:17:05,337 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:17:05" (3/3) ... [2024-11-13 15:17:05,339 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-61.i [2024-11-13 15:17:05,360 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 15:17:05,362 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_normal_file-61.i that has 2 procedures, 64 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 15:17:05,448 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 15:17:05,468 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7aa1c6eb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 15:17:05,469 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 15:17:05,474 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 36 states have (on average 1.2777777777777777) internal successors, (46), 37 states have internal predecessors, (46), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-13 15:17:05,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-13 15:17:05,492 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:17:05,494 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:17:05,497 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:17:05,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:17:05,504 INFO L85 PathProgramCache]: Analyzing trace with hash 743812392, now seen corresponding path program 1 times [2024-11-13 15:17:05,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:17:05,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425628608] [2024-11-13 15:17:05,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:17:05,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:17:05,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:05,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:17:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:05,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:17:05,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:05,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:17:05,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:05,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:17:05,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:05,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:17:05,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:05,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:17:05,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:05,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:17:05,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:05,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:17:06,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:06,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:17:06,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:06,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:17:06,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:06,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:17:06,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:06,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:17:06,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:06,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:17:06,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:06,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:17:06,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:06,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:17:06,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:06,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:17:06,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:06,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:17:06,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:06,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:17:06,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:06,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:17:06,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:06,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:17:06,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:06,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:17:06,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:06,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:17:06,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:06,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:17:06,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:06,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:17:06,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:06,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:17:06,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:06,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-13 15:17:06,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:17:06,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425628608] [2024-11-13 15:17:06,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425628608] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:17:06,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:17:06,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 15:17:06,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201599121] [2024-11-13 15:17:06,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:17:06,199 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 15:17:06,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:17:06,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 15:17:06,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 15:17:06,258 INFO L87 Difference]: Start difference. First operand has 64 states, 36 states have (on average 1.2777777777777777) internal successors, (46), 37 states have internal predecessors, (46), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-13 15:17:06,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:17:06,305 INFO L93 Difference]: Finished difference Result 121 states and 211 transitions. [2024-11-13 15:17:06,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 15:17:06,308 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) Word has length 153 [2024-11-13 15:17:06,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:17:06,318 INFO L225 Difference]: With dead ends: 121 [2024-11-13 15:17:06,318 INFO L226 Difference]: Without dead ends: 60 [2024-11-13 15:17:06,323 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 15:17:06,328 INFO L432 NwaCegarLoop]: 89 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, 89 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 [2024-11-13 15:17:06,330 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:17:06,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2024-11-13 15:17:06,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2024-11-13 15:17:06,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 33 states have (on average 1.1818181818181819) internal successors, (39), 33 states have internal predecessors, (39), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-13 15:17:06,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 89 transitions. [2024-11-13 15:17:06,392 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 89 transitions. Word has length 153 [2024-11-13 15:17:06,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:17:06,393 INFO L471 AbstractCegarLoop]: Abstraction has 60 states and 89 transitions. [2024-11-13 15:17:06,393 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-13 15:17:06,393 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 89 transitions. [2024-11-13 15:17:06,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-13 15:17:06,403 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:17:06,403 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:17:06,403 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 15:17:06,403 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:17:06,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:17:06,405 INFO L85 PathProgramCache]: Analyzing trace with hash 324071526, now seen corresponding path program 1 times [2024-11-13 15:17:06,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:17:06,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458772817] [2024-11-13 15:17:06,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:17:06,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:17:06,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:17:07,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:17:07,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:17:07,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:17:07,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:17:07,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:17:07,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:17:07,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:17:07,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:17:07,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:17:07,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:17:07,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:17:07,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:17:07,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:17:07,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:17:07,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:17:07,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:17:07,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:17:07,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:17:07,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:17:07,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:17:07,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:17:07,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:17:07,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:17:07,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:17:07,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:07,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-13 15:17:07,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:17:07,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458772817] [2024-11-13 15:17:07,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [458772817] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:17:07,338 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:17:07,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 15:17:07,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094501850] [2024-11-13 15:17:07,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:17:07,340 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 15:17:07,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:17:07,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 15:17:07,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 15:17:07,343 INFO L87 Difference]: Start difference. First operand 60 states and 89 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-13 15:17:07,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:17:07,497 INFO L93 Difference]: Finished difference Result 141 states and 206 transitions. [2024-11-13 15:17:07,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 15:17:07,501 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 153 [2024-11-13 15:17:07,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:17:07,506 INFO L225 Difference]: With dead ends: 141 [2024-11-13 15:17:07,507 INFO L226 Difference]: Without dead ends: 84 [2024-11-13 15:17:07,507 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:17:07,508 INFO L432 NwaCegarLoop]: 100 mSDtfsCounter, 29 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:17:07,509 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 259 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:17:07,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2024-11-13 15:17:07,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 81. [2024-11-13 15:17:07,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 49 states have (on average 1.2040816326530612) internal successors, (59), 50 states have internal predecessors, (59), 29 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 28 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-13 15:17:07,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 117 transitions. [2024-11-13 15:17:07,532 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 117 transitions. Word has length 153 [2024-11-13 15:17:07,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:17:07,533 INFO L471 AbstractCegarLoop]: Abstraction has 81 states and 117 transitions. [2024-11-13 15:17:07,533 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-13 15:17:07,533 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 117 transitions. [2024-11-13 15:17:07,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-13 15:17:07,535 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:17:07,536 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:17:07,536 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 15:17:07,536 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:17:07,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:17:07,537 INFO L85 PathProgramCache]: Analyzing trace with hash 1133418152, now seen corresponding path program 1 times [2024-11-13 15:17:07,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:17:07,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587948727] [2024-11-13 15:17:07,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:17:07,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:17:07,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:17:07,805 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:17:07,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:17:08,064 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:17:08,064 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 15:17:08,066 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-13 15:17:08,068 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 15:17:08,072 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-13 15:17:08,221 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 15:17:08,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 03:17:08 BoogieIcfgContainer [2024-11-13 15:17:08,225 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 15:17:08,225 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 15:17:08,225 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 15:17:08,226 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 15:17:08,226 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:17:05" (3/4) ... [2024-11-13 15:17:08,229 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 15:17:08,230 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 15:17:08,231 INFO L158 Benchmark]: Toolchain (without parser) took 4107.48ms. Allocated memory is still 142.6MB. Free memory was 116.4MB in the beginning and 54.1MB in the end (delta: 62.3MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2024-11-13 15:17:08,231 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:17:08,232 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.40ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 103.1MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 15:17:08,232 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.08ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 100.3MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:17:08,233 INFO L158 Benchmark]: Boogie Preprocessor took 73.15ms. Allocated memory is still 142.6MB. Free memory was 100.3MB in the beginning and 95.7MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:17:08,233 INFO L158 Benchmark]: RCFGBuilder took 603.68ms. Allocated memory is still 142.6MB. Free memory was 95.7MB in the beginning and 77.4MB in the end (delta: 18.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 15:17:08,233 INFO L158 Benchmark]: TraceAbstraction took 2895.73ms. Allocated memory is still 142.6MB. Free memory was 76.9MB in the beginning and 54.2MB in the end (delta: 22.7MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2024-11-13 15:17:08,234 INFO L158 Benchmark]: Witness Printer took 4.92ms. Allocated memory is still 142.6MB. Free memory was 54.2MB in the beginning and 54.1MB in the end (delta: 24.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:17:08,238 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 429.40ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 103.1MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.08ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 100.3MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 73.15ms. Allocated memory is still 142.6MB. Free memory was 100.3MB in the beginning and 95.7MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 603.68ms. Allocated memory is still 142.6MB. Free memory was 95.7MB in the beginning and 77.4MB in the end (delta: 18.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2895.73ms. Allocated memory is still 142.6MB. Free memory was 76.9MB in the beginning and 54.2MB in the end (delta: 22.7MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. * Witness Printer took 4.92ms. Allocated memory is still 142.6MB. Free memory was 54.2MB in the beginning and 54.1MB in the end (delta: 24.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 113, overapproximation of someBinaryFLOATComparisonOperation at line 108, overapproximation of someBinaryFLOATComparisonOperation at line 57, overapproximation of someBinaryDOUBLEComparisonOperation at line 113, overapproximation of someBinaryDOUBLEComparisonOperation at line 66. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_5 = 0; [L25] unsigned char var_1_6 = 0; [L26] unsigned char var_1_7 = 8; [L27] unsigned char var_1_9 = 128; [L28] unsigned char var_1_10 = 64; [L29] unsigned char var_1_11 = 100; [L30] unsigned char var_1_12 = 5; [L31] unsigned char var_1_13 = 100; [L32] unsigned char var_1_14 = 32; [L33] unsigned char var_1_15 = 64; [L34] unsigned char var_1_16 = 50; [L35] unsigned char var_1_17 = 8; [L36] unsigned char var_1_18 = 0; [L37] signed char var_1_19 = 0; [L38] float var_1_20 = 255.5; [L39] float var_1_21 = 255.5; [L40] unsigned short int var_1_22 = 64; [L41] double var_1_23 = 32.5; VAL [isInitial=0, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L117] isInitial = 1 [L118] FCALL initially() [L119] COND TRUE 1 [L120] FCALL updateLastVariables() [L121] CALL updateVariables() [L71] var_1_4 = __VERIFIER_nondet_uchar() [L72] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L72] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L73] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L73] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L74] var_1_5 = __VERIFIER_nondet_uchar() [L75] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_6=0, var_1_7=8, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_6=0, var_1_7=8, var_1_9=128] [L75] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_6=0, var_1_7=8, var_1_9=128] [L76] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L76] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L77] var_1_6 = __VERIFIER_nondet_uchar() [L78] CALL assume_abort_if_not(var_1_6 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=128] [L78] RET assume_abort_if_not(var_1_6 >= 1) VAL [isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=128] [L79] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=128] [L79] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=128] [L80] var_1_9 = __VERIFIER_nondet_uchar() [L81] CALL assume_abort_if_not(var_1_9 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L81] RET assume_abort_if_not(var_1_9 >= 127) VAL [isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L82] CALL assume_abort_if_not(var_1_9 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L82] RET assume_abort_if_not(var_1_9 <= 254) VAL [isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L83] var_1_10 = __VERIFIER_nondet_uchar() [L84] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L84] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L85] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L85] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L86] var_1_12 = __VERIFIER_nondet_uchar() [L87] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L87] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L88] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L88] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L89] var_1_13 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L90] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L91] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L91] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L92] var_1_14 = __VERIFIER_nondet_uchar() [L93] CALL assume_abort_if_not(var_1_14 >= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L93] RET assume_abort_if_not(var_1_14 >= 32) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L94] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L94] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L95] var_1_15 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_15 >= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L96] RET assume_abort_if_not(var_1_15 >= 32) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L97] CALL assume_abort_if_not(var_1_15 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L97] RET assume_abort_if_not(var_1_15 <= 64) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L98] var_1_16 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_16 >= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L99] RET assume_abort_if_not(var_1_16 >= 32) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L100] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L100] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L101] var_1_17 = __VERIFIER_nondet_uchar() [L102] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L102] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L103] CALL assume_abort_if_not(var_1_17 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L103] RET assume_abort_if_not(var_1_17 <= 64) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L104] var_1_18 = __VERIFIER_nondet_uchar() [L105] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L105] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L106] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L106] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L107] var_1_21 = __VERIFIER_nondet_float() [L108] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && 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=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L108] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L121] RET updateVariables() [L122] CALL step() [L45] COND TRUE \read(var_1_6) [L46] var_1_11 = (var_1_10 + ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13)))) VAL [isInitial=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L50] unsigned char stepLocal_0 = var_1_6 || var_1_4; VAL [isInitial=1, stepLocal_0=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L51] COND TRUE var_1_5 || stepLocal_0 [L52] var_1_19 = var_1_15 VAL [isInitial=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=64, var_1_1=0, var_1_20=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L54] var_1_20 = var_1_21 [L55] var_1_22 = var_1_18 [L56] var_1_23 = 0.010000000000000009 VAL [isInitial=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=64, var_1_1=0, var_1_20=49189, var_1_21=49189, var_1_22=0, var_1_23=10000000000000009/1000000000000000000, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L57] COND TRUE var_1_20 < var_1_20 [L58] var_1_1 = (var_1_4 || var_1_5) VAL [isInitial=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=64, var_1_1=0, var_1_20=49189, var_1_21=49189, var_1_22=0, var_1_23=10000000000000009/1000000000000000000, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=254] [L66] COND TRUE var_1_23 < ((((var_1_20) > (var_1_20)) ? (var_1_20) : (var_1_20))) [L67] var_1_7 = (var_1_9 - var_1_10) VAL [isInitial=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=64, var_1_1=0, var_1_20=49189, var_1_21=49189, var_1_22=0, var_1_23=10000000000000009/1000000000000000000, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=127, var_1_9=254] [L122] RET step() [L123] CALL, EXPR property() [L113-L114] return (((((((var_1_20 < var_1_20) ? (var_1_1 == ((unsigned char) (var_1_4 || var_1_5))) : ((var_1_20 >= var_1_20) ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_1 == ((unsigned char) var_1_6)))) && ((var_1_23 < ((((var_1_20) > (var_1_20)) ? (var_1_20) : (var_1_20)))) ? (var_1_7 == ((unsigned char) (var_1_9 - var_1_10))) : 1)) && (var_1_6 ? (var_1_11 == ((unsigned char) (var_1_10 + ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13)))))) : (var_1_11 == ((unsigned char) (((64 + var_1_14) + (var_1_15 + var_1_16)) - (var_1_17 + var_1_18)))))) && ((var_1_5 || (var_1_6 || var_1_4)) ? (var_1_19 == ((signed char) var_1_15)) : 1)) && (var_1_20 == ((float) var_1_21))) && (var_1_22 == ((unsigned short int) var_1_18))) && (var_1_23 == ((double) 0.010000000000000009)) ; VAL [\result=0, isInitial=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=64, var_1_1=0, var_1_20=49189, var_1_21=49189, var_1_22=0, var_1_23=10000000000000009/1000000000000000000, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=127, var_1_9=254] [L123] RET, EXPR property() [L123] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=64, var_1_1=0, var_1_20=49189, var_1_21=49189, var_1_22=0, var_1_23=10000000000000009/1000000000000000000, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=127, var_1_9=254] [L19] reach_error() VAL [isInitial=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=49184, var_1_15=64, var_1_16=-224, var_1_17=-192, var_1_18=0, var_1_19=64, var_1_1=0, var_1_20=49189, var_1_21=49189, var_1_22=0, var_1_23=10000000000000009/1000000000000000000, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=127, var_1_9=254] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 64 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 3, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 29 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 29 mSDsluCounter, 348 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 159 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 38 IncrementalHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 189 mSDtfsCounter, 38 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 132 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=81occurred in iteration=2, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 459 NumberOfCodeBlocks, 459 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 304 ConstructedInterpolants, 0 QuantifiedInterpolants, 325 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 2400/2400 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 [2024-11-13 15:17:08,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-61.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e026d603530f5f2b94625e4bc7a618a196a2433d821b6633fe46dc404e028fe7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 15:17:11,530 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 15:17:11,626 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-13 15:17:11,632 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 15:17:11,633 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 15:17:11,672 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 15:17:11,673 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 15:17:11,673 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 15:17:11,674 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 15:17:11,678 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 15:17:11,678 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 15:17:11,678 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 15:17:11,678 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 15:17:11,679 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 15:17:11,679 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 15:17:11,679 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 15:17:11,679 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 15:17:11,679 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 15:17:11,679 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 15:17:11,679 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 15:17:11,679 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 15:17:11,680 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 15:17:11,680 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 15:17:11,680 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 15:17:11,680 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 15:17:11,680 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 15:17:11,680 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 15:17:11,680 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 15:17:11,680 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 15:17:11,680 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 15:17:11,680 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 15:17:11,680 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 15:17:11,680 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 15:17:11,681 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 15:17:11,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:17:11,681 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 15:17:11,681 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 15:17:11,681 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 15:17:11,681 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-13 15:17:11,681 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 15:17:11,681 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 15:17:11,681 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 15:17:11,681 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 15:17:11,682 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 15:17:11,686 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e026d603530f5f2b94625e4bc7a618a196a2433d821b6633fe46dc404e028fe7 [2024-11-13 15:17:12,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 15:17:12,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 15:17:12,042 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 15:17:12,045 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 15:17:12,045 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 15:17:12,048 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-61.i Unable to find full path for "g++" [2024-11-13 15:17:14,238 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 15:17:14,603 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 15:17:14,604 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-61.i [2024-11-13 15:17:14,620 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/data/d4a4065f1/5479e110b4804db8adb1833721997ac7/FLAGb7dd8a31a [2024-11-13 15:17:14,644 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/data/d4a4065f1/5479e110b4804db8adb1833721997ac7 [2024-11-13 15:17:14,646 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 15:17:14,647 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 15:17:14,649 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 15:17:14,650 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 15:17:14,655 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 15:17:14,656 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:17:14" (1/1) ... [2024-11-13 15:17:14,657 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d82599d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:14, skipping insertion in model container [2024-11-13 15:17:14,657 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:17:14" (1/1) ... [2024-11-13 15:17:14,679 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 15:17:14,876 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_2f457f03-e95a-4be0-8544-277cfeb50552/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-61.i[913,926] [2024-11-13 15:17:14,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:17:14,953 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 15:17:14,966 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_2f457f03-e95a-4be0-8544-277cfeb50552/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-61.i[913,926] [2024-11-13 15:17:14,995 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:17:15,018 INFO L204 MainTranslator]: Completed translation [2024-11-13 15:17:15,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:15 WrapperNode [2024-11-13 15:17:15,020 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 15:17:15,022 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 15:17:15,022 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 15:17:15,022 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 15:17:15,031 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:15" (1/1) ... [2024-11-13 15:17:15,043 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:15" (1/1) ... [2024-11-13 15:17:15,081 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 133 [2024-11-13 15:17:15,081 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 15:17:15,082 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 15:17:15,082 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 15:17:15,082 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 15:17:15,098 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:15" (1/1) ... [2024-11-13 15:17:15,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:15" (1/1) ... [2024-11-13 15:17:15,103 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:15" (1/1) ... [2024-11-13 15:17:15,139 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-13 15:17:15,139 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:15" (1/1) ... [2024-11-13 15:17:15,140 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:15" (1/1) ... [2024-11-13 15:17:15,162 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:15" (1/1) ... [2024-11-13 15:17:15,170 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:15" (1/1) ... [2024-11-13 15:17:15,172 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:15" (1/1) ... [2024-11-13 15:17:15,178 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:15" (1/1) ... [2024-11-13 15:17:15,182 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 15:17:15,189 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 15:17:15,189 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 15:17:15,189 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 15:17:15,190 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:15" (1/1) ... [2024-11-13 15:17:15,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:17:15,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:17:15,239 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 15:17:15,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 15:17:15,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 15:17:15,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-13 15:17:15,278 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 15:17:15,278 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 15:17:15,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 15:17:15,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 15:17:15,399 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 15:17:15,403 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 15:17:15,926 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 15:17:15,926 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 15:17:15,940 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 15:17:15,940 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 15:17:15,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:17:15 BoogieIcfgContainer [2024-11-13 15:17:15,941 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 15:17:15,945 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 15:17:15,945 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 15:17:15,951 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 15:17:15,951 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 03:17:14" (1/3) ... [2024-11-13 15:17:15,952 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59d012bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:17:15, skipping insertion in model container [2024-11-13 15:17:15,952 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:17:15" (2/3) ... [2024-11-13 15:17:15,953 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59d012bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:17:15, skipping insertion in model container [2024-11-13 15:17:15,953 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:17:15" (3/3) ... [2024-11-13 15:17:15,954 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-61.i [2024-11-13 15:17:15,974 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 15:17:15,978 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_normal_file-61.i that has 2 procedures, 64 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 15:17:16,057 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 15:17:16,072 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3cb6b859, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 15:17:16,073 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 15:17:16,078 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 36 states have (on average 1.2777777777777777) internal successors, (46), 37 states have internal predecessors, (46), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-13 15:17:16,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-13 15:17:16,094 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:17:16,094 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:17:16,095 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:17:16,100 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:17:16,101 INFO L85 PathProgramCache]: Analyzing trace with hash 743812392, now seen corresponding path program 1 times [2024-11-13 15:17:16,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:17:16,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [75676548] [2024-11-13 15:17:16,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:17:16,116 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 [2024-11-13 15:17:16,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:17:16,119 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 15:17:16,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 15:17:16,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:16,430 INFO L255 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 15:17:16,449 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:17:16,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2024-11-13 15:17:16,545 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 15:17:16,546 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:17:16,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [75676548] [2024-11-13 15:17:16,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [75676548] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:17:16,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:17:16,548 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 15:17:16,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600552223] [2024-11-13 15:17:16,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:17:16,555 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 15:17:16,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:17:16,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 15:17:16,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 15:17:16,584 INFO L87 Difference]: Start difference. First operand has 64 states, 36 states have (on average 1.2777777777777777) internal successors, (46), 37 states have internal predecessors, (46), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-13 15:17:16,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:17:16,620 INFO L93 Difference]: Finished difference Result 121 states and 211 transitions. [2024-11-13 15:17:16,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 15:17:16,625 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 153 [2024-11-13 15:17:16,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:17:16,633 INFO L225 Difference]: With dead ends: 121 [2024-11-13 15:17:16,633 INFO L226 Difference]: Without dead ends: 60 [2024-11-13 15:17:16,639 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 15:17:16,644 INFO L432 NwaCegarLoop]: 88 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, 88 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 [2024-11-13 15:17:16,644 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:17:16,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2024-11-13 15:17:16,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2024-11-13 15:17:16,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-13 15:17:16,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 88 transitions. [2024-11-13 15:17:16,710 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 88 transitions. Word has length 153 [2024-11-13 15:17:16,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:17:16,712 INFO L471 AbstractCegarLoop]: Abstraction has 60 states and 88 transitions. [2024-11-13 15:17:16,712 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-13 15:17:16,713 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 88 transitions. [2024-11-13 15:17:16,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-13 15:17:16,722 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:17:16,723 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:17:16,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-13 15:17:16,924 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 15:17:16,924 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:17:16,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:17:16,925 INFO L85 PathProgramCache]: Analyzing trace with hash -1239208645, now seen corresponding path program 1 times [2024-11-13 15:17:16,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:17:16,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [418322690] [2024-11-13 15:17:16,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:17:16,927 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 [2024-11-13 15:17:16,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:17:16,929 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 15:17:16,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 15:17:17,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:17,158 INFO L255 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 15:17:17,167 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:17:17,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 352 proven. 60 refuted. 0 times theorem prover too weak. 788 trivial. 0 not checked. [2024-11-13 15:17:17,870 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:17:18,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 12 proven. 60 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-13 15:17:18,434 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:17:18,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [418322690] [2024-11-13 15:17:18,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [418322690] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 15:17:18,434 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 15:17:18,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2024-11-13 15:17:18,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608168712] [2024-11-13 15:17:18,435 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 15:17:18,437 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-13 15:17:18,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:17:18,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-13 15:17:18,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-13 15:17:18,439 INFO L87 Difference]: Start difference. First operand 60 states and 88 transitions. Second operand has 9 states, 9 states have (on average 4.777777777777778) internal successors, (43), 9 states have internal predecessors, (43), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-13 15:17:19,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:17:19,257 INFO L93 Difference]: Finished difference Result 133 states and 192 transitions. [2024-11-13 15:17:19,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-13 15:17:19,258 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.777777777777778) internal successors, (43), 9 states have internal predecessors, (43), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 154 [2024-11-13 15:17:19,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:17:19,261 INFO L225 Difference]: With dead ends: 133 [2024-11-13 15:17:19,261 INFO L226 Difference]: Without dead ends: 76 [2024-11-13 15:17:19,262 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 311 GetRequests, 298 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2024-11-13 15:17:19,264 INFO L432 NwaCegarLoop]: 64 mSDtfsCounter, 23 mSDsluCounter, 140 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 204 SdHoareTripleChecker+Invalid, 234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-13 15:17:19,264 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 204 Invalid, 234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 224 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-13 15:17:19,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2024-11-13 15:17:19,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 71. [2024-11-13 15:17:19,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 39 states have (on average 1.0769230769230769) internal successors, (42), 40 states have internal predecessors, (42), 29 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 28 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-13 15:17:19,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 100 transitions. [2024-11-13 15:17:19,295 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 100 transitions. Word has length 154 [2024-11-13 15:17:19,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:17:19,296 INFO L471 AbstractCegarLoop]: Abstraction has 71 states and 100 transitions. [2024-11-13 15:17:19,297 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.777777777777778) internal successors, (43), 9 states have internal predecessors, (43), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-13 15:17:19,297 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2024-11-13 15:17:19,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-13 15:17:19,303 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:17:19,304 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:17:19,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-13 15:17:19,504 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 15:17:19,505 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:17:19,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:17:19,505 INFO L85 PathProgramCache]: Analyzing trace with hash -1919267015, now seen corresponding path program 1 times [2024-11-13 15:17:19,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:17:19,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1129045010] [2024-11-13 15:17:19,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:17:19,506 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 [2024-11-13 15:17:19,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:17:19,510 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 15:17:19,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f457f03-e95a-4be0-8544-277cfeb50552/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-13 15:17:19,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:17:19,672 INFO L255 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 15:17:19,682 INFO L278 TraceCheckSpWp]: Computing forward predicates...