./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-23.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_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0fd6af94f023bb5f79f2f1fda166cb63b73d71c8f30823c00ad4ea17c46c9784 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:10:06,407 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:10:06,498 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 03:10:06,507 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:10:06,508 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:10:06,547 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:10:06,549 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:10:06,550 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:10:06,550 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:10:06,551 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:10:06,551 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:10:06,552 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:10:06,552 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:10:06,553 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:10:06,553 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:10:06,553 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:10:06,553 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:10:06,553 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:10:06,553 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:10:06,553 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:10:06,553 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:10:06,553 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:10:06,554 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:10:06,554 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:10:06,554 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:10:06,554 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:10:06,554 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:10:06,555 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:10:06,555 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:10:06,555 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:10:06,555 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:10:06,555 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:10:06,555 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:10:06,555 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:10:06,556 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:10:06,556 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:10:06,556 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:10:06,556 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:10:06,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:10:06,557 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:10:06,557 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:10:06,557 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:10:06,557 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:10:06,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:10:06,558 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:10:06,558 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:10:06,558 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:10:06,558 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0fd6af94f023bb5f79f2f1fda166cb63b73d71c8f30823c00ad4ea17c46c9784 [2024-11-14 03:10:06,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:10:06,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:10:06,920 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:10:06,922 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:10:06,923 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:10:06,924 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-23.i Unable to find full path for "g++" [2024-11-14 03:10:08,830 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:10:09,138 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:10:09,138 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-23.i [2024-11-14 03:10:09,147 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/data/3ab36fcf0/446af7141e7e40a58dd00a94126c05fc/FLAGaa0e54686 [2024-11-14 03:10:09,161 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/data/3ab36fcf0/446af7141e7e40a58dd00a94126c05fc [2024-11-14 03:10:09,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:10:09,165 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:10:09,167 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:10:09,167 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:10:09,171 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:10:09,172 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:10:09" (1/1) ... [2024-11-14 03:10:09,173 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e517d38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:09, skipping insertion in model container [2024-11-14 03:10:09,173 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:10:09" (1/1) ... [2024-11-14 03:10:09,194 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:10:09,348 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_0e745173-fcbd-4379-95bb-de67adf74708/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-23.i[919,932] [2024-11-14 03:10:09,416 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:10:09,430 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:10:09,444 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_0e745173-fcbd-4379-95bb-de67adf74708/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-23.i[919,932] [2024-11-14 03:10:09,492 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:10:09,514 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:10:09,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:09 WrapperNode [2024-11-14 03:10:09,515 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:10:09,516 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:10:09,516 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:10:09,517 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:10:09,524 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:09" (1/1) ... [2024-11-14 03:10:09,535 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:09" (1/1) ... [2024-11-14 03:10:09,595 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2024-11-14 03:10:09,598 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:10:09,599 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:10:09,599 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:10:09,599 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:10:09,609 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:09" (1/1) ... [2024-11-14 03:10:09,609 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:09" (1/1) ... [2024-11-14 03:10:09,613 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:09" (1/1) ... [2024-11-14 03:10:09,615 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:09" (1/1) ... [2024-11-14 03:10:09,636 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:09" (1/1) ... [2024-11-14 03:10:09,644 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:09" (1/1) ... [2024-11-14 03:10:09,651 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:09" (1/1) ... [2024-11-14 03:10:09,656 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:09" (1/1) ... [2024-11-14 03:10:09,664 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:10:09,669 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:10:09,669 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:10:09,669 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:10:09,670 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:09" (1/1) ... [2024-11-14 03:10:09,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:10:09,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:10:09,716 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:10:09,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:10:09,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:10:09,747 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:10:09,747 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:10:09,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:10:09,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:10:09,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:10:09,864 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:10:09,866 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:10:10,381 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-14 03:10:10,381 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:10:10,702 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:10:10,702 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:10:10,702 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:10:10 BoogieIcfgContainer [2024-11-14 03:10:10,702 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:10:10,704 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:10:10,704 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:10:10,709 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:10:10,709 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:10:09" (1/3) ... [2024-11-14 03:10:10,709 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c56b5d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:10:10, skipping insertion in model container [2024-11-14 03:10:10,709 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:09" (2/3) ... [2024-11-14 03:10:10,710 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c56b5d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:10:10, skipping insertion in model container [2024-11-14 03:10:10,710 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:10:10" (3/3) ... [2024-11-14 03:10:10,711 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-23.i [2024-11-14 03:10:10,726 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:10:10,727 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-23.i that has 2 procedures, 48 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:10:10,794 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:10:10,811 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2dcca467, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:10:10,811 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:10:10,818 INFO L276 IsEmpty]: Start isEmpty. Operand has 48 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 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) [2024-11-14 03:10:10,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-14 03:10:10,827 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:10:10,828 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-14 03:10:10,829 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:10:10,834 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:10:10,835 INFO L85 PathProgramCache]: Analyzing trace with hash 2018162591, now seen corresponding path program 1 times [2024-11-14 03:10:10,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:10:10,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541295040] [2024-11-14 03:10:10,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:10:10,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:10:11,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 03:10:11,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1992593647] [2024-11-14 03:10:11,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:10:11,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:10:11,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:10:11,347 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:10:11,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 03:10:11,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:10:11,712 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 03:10:11,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:10:12,091 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 03:10:12,094 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 03:10:12,095 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 03:10:12,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 03:10:12,298 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-14 03:10:12,301 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 03:10:12,435 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:10:12,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:10:12 BoogieIcfgContainer [2024-11-14 03:10:12,442 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:10:12,443 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:10:12,443 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:10:12,443 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:10:12,444 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:10:10" (3/4) ... [2024-11-14 03:10:12,446 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 03:10:12,447 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:10:12,451 INFO L158 Benchmark]: Toolchain (without parser) took 3283.40ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 93.7MB in the beginning and 279.6MB in the end (delta: -185.9MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2024-11-14 03:10:12,451 INFO L158 Benchmark]: CDTParser took 1.00ms. Allocated memory is still 167.8MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:10:12,452 INFO L158 Benchmark]: CACSL2BoogieTranslator took 349.14ms. Allocated memory is still 117.4MB. Free memory was 93.5MB in the beginning and 77.7MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 03:10:12,452 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.88ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 73.2MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:10:12,452 INFO L158 Benchmark]: Boogie Preprocessor took 69.58ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 71.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:10:12,453 INFO L158 Benchmark]: RCFGBuilder took 1033.54ms. Allocated memory is still 117.4MB. Free memory was 71.1MB in the beginning and 64.2MB in the end (delta: 6.9MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. [2024-11-14 03:10:12,453 INFO L158 Benchmark]: TraceAbstraction took 1737.74ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 63.6MB in the beginning and 280.1MB in the end (delta: -216.4MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2024-11-14 03:10:12,454 INFO L158 Benchmark]: Witness Printer took 4.81ms. Allocated memory is still 352.3MB. Free memory was 280.1MB in the beginning and 279.6MB in the end (delta: 495.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:10:12,456 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.00ms. Allocated memory is still 167.8MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 349.14ms. Allocated memory is still 117.4MB. Free memory was 93.5MB in the beginning and 77.7MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.88ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 73.2MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 69.58ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 71.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1033.54ms. Allocated memory is still 117.4MB. Free memory was 71.1MB in the beginning and 64.2MB in the end (delta: 6.9MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1737.74ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 63.6MB in the beginning and 280.1MB in the end (delta: -216.4MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. * Witness Printer took 4.81ms. Allocated memory is still 352.3MB. Free memory was 280.1MB in the beginning and 279.6MB in the end (delta: 495.1kB). 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 152, overapproximation of someBinaryFLOATComparisonOperation at line 156, overapproximation of someBinaryFLOATComparisonOperation at line 158, overapproximation of someBinaryFLOATComparisonOperation at line 84, overapproximation of someBinaryFLOATComparisonOperation at line 154, overapproximation of someBinaryFLOATComparisonOperation at line 150, overapproximation of someUnaryDOUBLEoperation at line 41, overapproximation of someBinaryDOUBLEComparisonOperation at line 59, overapproximation of someBinaryArithmeticFLOAToperation at line 98. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 0; [L25] float var_1_4 = 1.4; [L26] float var_1_7 = 9.25; [L27] float var_1_8 = 1.2; [L28] float var_1_9 = 0.0; [L29] float var_1_10 = 3.1; [L30] float var_1_11 = 500.5; [L31] signed long int var_1_12 = 0; [L32] unsigned char var_1_13 = 10; [L33] unsigned char var_1_14 = 8; [L34] unsigned char var_1_17 = 64; [L35] unsigned long int var_1_18 = 25; [L36] signed char var_1_19 = -100; [L37] signed short int var_1_20 = -4; [L38] unsigned short int var_1_21 = 200; [L39] unsigned short int var_1_22 = 54878; [L40] double var_1_23 = 9999.8; [L41] float var_1_24 = -0.25; [L42] signed char var_1_25 = 50; [L43] signed char var_1_26 = 100; [L44] unsigned char var_1_36 = 32; [L45] unsigned char var_1_39 = 64; [L46] unsigned char var_1_40 = 16; [L47] unsigned short int var_1_42 = 8; [L48] signed char var_1_43 = -16; [L49] unsigned char var_1_46 = 128; [L50] unsigned short int var_1_47 = 64; [L51] signed char var_1_49 = 0; [L52] signed char last_1_var_1_19 = -100; [L191] isInitial = 1 [L192] FCALL initially() [L193] COND TRUE 1 [L194] CALL updateLastVariables() [L184] last_1_var_1_19 = var_1_19 [L194] RET updateLastVariables() [L195] CALL updateVariables() [L143] var_1_2 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_36=32, var_1_39=64, var_1_3=0, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_36=32, var_1_39=64, var_1_3=0, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L145] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=0, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=0, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L146] var_1_3 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L148] CALL assume_abort_if_not(var_1_3 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_3 <= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L149] var_1_7 = __VERIFIER_nondet_float() [L150] CALL assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5, var_1_8=6/5, var_1_9=0] [L151] var_1_8 = __VERIFIER_nondet_float() [L152] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5, var_1_9=0] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5, var_1_9=0] [L153] var_1_9 = __VERIFIER_nondet_float() [L154] CALL assume_abort_if_not((var_1_9 >= 4611686.018427382800e+12F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_9 >= 4611686.018427382800e+12F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L155] var_1_10 = __VERIFIER_nondet_float() [L156] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=-100, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L157] var_1_11 = __VERIFIER_nondet_float() [L158] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L159] var_1_13 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L161] CALL assume_abort_if_not(var_1_13 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_13 <= 64) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L162] var_1_14 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L164] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L165] var_1_17 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L167] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L168] CALL assume_abort_if_not(var_1_17 != 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_17 != 127) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L169] var_1_20 = __VERIFIER_nondet_short() [L170] CALL assume_abort_if_not(var_1_20 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=64, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_20 >= -32768) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=64, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L171] CALL assume_abort_if_not(var_1_20 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=64, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_20 <= 32767) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=64, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L172] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=64, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=64, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L173] var_1_22 = __VERIFIER_nondet_ushort() [L174] CALL assume_abort_if_not(var_1_22 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=64, var_1_21=200, var_1_22=-32731, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_22 >= 32767) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=64, var_1_21=200, var_1_22=-32731, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L175] CALL assume_abort_if_not(var_1_22 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=64, var_1_21=200, var_1_22=-32731, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_22 <= 65534) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=64, var_1_21=200, var_1_22=-32731, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=64, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L176] var_1_39 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_39 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=64, var_1_21=200, var_1_22=-32731, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=63, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_39 >= 63) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=64, var_1_21=200, var_1_22=-32731, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=63, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L178] CALL assume_abort_if_not(var_1_39 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=64, var_1_21=200, var_1_22=-32731, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=63, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_39 <= 127) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=64, var_1_21=200, var_1_22=-32731, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=63, var_1_3=-256, var_1_40=16, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L179] var_1_40 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_40 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=64, var_1_21=200, var_1_22=-32731, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=63, var_1_3=-256, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_40 >= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=64, var_1_21=200, var_1_22=-32731, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=63, var_1_3=-256, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L181] CALL assume_abort_if_not(var_1_40 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=64, var_1_21=200, var_1_22=-32731, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=63, var_1_3=-256, var_1_40=268, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_40 <= 63) VAL [isInitial=1, last_1_var_1_19=-100, var_1_12=0, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=64, var_1_21=200, var_1_22=-32731, var_1_23=49999/5, var_1_25=50, var_1_26=100, var_1_2=0, var_1_36=32, var_1_39=63, var_1_3=-256, var_1_40=268, var_1_42=8, var_1_43=-16, var_1_46=128, var_1_47=64, var_1_49=0, var_1_4=7/5] [L195] RET updateVariables() [L196] CALL step() [L56] COND FALSE !(\read(var_1_2)) [L59] COND TRUE var_1_23 < 256.5 [L60] COND FALSE !((((((var_1_17) > (var_1_14)) ? (var_1_17) : (var_1_14))) > var_1_17) && (var_1_23 < var_1_9)) [L63] COND FALSE !((var_1_17 < var_1_14) && var_1_1) [L66] var_1_26 = ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))) [L70] signed long int stepLocal_4 = 5; [L71] COND TRUE stepLocal_4 <= var_1_17 [L72] var_1_21 = (var_1_22 - var_1_17) [L82] var_1_23 = var_1_10 [L83] var_1_24 = 31.75f [L84] COND TRUE (var_1_10 - var_1_9) > var_1_10 [L85] var_1_36 = ((var_1_39 - var_1_40) + var_1_17) [L89] COND FALSE !(\read(var_1_1)) [L92] var_1_46 = var_1_40 [L93] var_1_25 = -5 [L94] unsigned char stepLocal_0 = var_1_1; [L95] COND TRUE (var_1_23 <= var_1_23) || stepLocal_0 [L96] var_1_4 = ((((31.5f) > (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))))) ? (31.5f) : (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))))) [L100] signed long int stepLocal_3 = (200 - var_1_13) - var_1_14; [L101] unsigned char stepLocal_2 = var_1_13; [L102] unsigned char stepLocal_1 = var_1_13; [L103] COND TRUE stepLocal_3 != var_1_25 [L104] var_1_12 = (var_1_13 + ((((var_1_14) < (var_1_21)) ? (var_1_14) : (var_1_21)))) [L116] COND TRUE (((((var_1_23) > (var_1_10)) ? (var_1_23) : (var_1_10))) / var_1_9) > ((((var_1_8) < (var_1_10)) ? (var_1_8) : (var_1_10))) [L117] COND FALSE !((-5 < var_1_17) && var_1_1) [L125] var_1_49 = var_1_13 [L126] COND FALSE !((- (var_1_13 / var_1_17)) > var_1_25) [L129] COND FALSE !(var_1_20 < ((((var_1_40) > (var_1_17)) ? (var_1_40) : (var_1_17)))) [L134] var_1_47 = ((((((((var_1_17) > (var_1_39)) ? (var_1_17) : (var_1_39)))) > (var_1_20)) ? (((((var_1_17) > (var_1_39)) ? (var_1_17) : (var_1_39)))) : (var_1_20))) [L136] COND FALSE !((last_1_var_1_19 / ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20)))) > var_1_21) [L139] var_1_19 = var_1_17 [L196] RET step() [L197] CALL, EXPR property() [L187-L188] return ((((((((var_1_2 ? (var_1_1 == ((unsigned char) var_1_3)) : 1) && (((var_1_23 <= var_1_23) || var_1_1) ? (var_1_4 == ((float) ((((31.5f) > (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))))) ? (31.5f) : (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))))))) : (var_1_4 == ((float) ((var_1_9 - var_1_10) - var_1_11))))) && ((((200 - var_1_13) - var_1_14) != var_1_25) ? (var_1_12 == ((signed long int) (var_1_13 + ((((var_1_14) < (var_1_21)) ? (var_1_14) : (var_1_21)))))) : (((var_1_25 / (128 - var_1_17)) < var_1_13) ? ((var_1_13 >= var_1_25) ? (var_1_12 == ((signed long int) var_1_14)) : (var_1_12 == ((signed long int) var_1_17))) : (var_1_12 == ((signed long int) var_1_17))))) && (((- (var_1_13 / var_1_17)) > var_1_25) ? (var_1_18 == ((unsigned long int) var_1_13)) : 1)) && (((last_1_var_1_19 / ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20)))) > var_1_21) ? (var_1_19 == ((signed char) ((((var_1_17) > (var_1_13)) ? (var_1_17) : (var_1_13))))) : (var_1_19 == ((signed char) var_1_17)))) && ((5 <= var_1_17) ? (var_1_21 == ((unsigned short int) (var_1_22 - var_1_17))) : (var_1_1 ? (var_1_1 ? (var_1_21 == ((unsigned short int) var_1_17)) : (var_1_21 == ((unsigned short int) var_1_17))) : 1))) && (var_1_23 == ((double) var_1_10))) && (var_1_24 == ((float) 31.75f))) && (var_1_25 == ((signed char) -5)) ; [L197] RET, EXPR property() [L197] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=2, var_1_12=64, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=12, var_1_1=0, var_1_20=64, var_1_21=32793, var_1_22=-32731, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_26=12, var_1_2=0, var_1_36=63, var_1_39=63, var_1_3=-256, var_1_40=268, var_1_42=8, var_1_43=-16, var_1_46=268, var_1_47=64, var_1_49=64, var_1_4=63/2, var_1_7=0, var_1_8=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=2, var_1_12=64, var_1_13=64, var_1_14=-512, var_1_17=-1524, var_1_18=25, var_1_19=12, var_1_1=0, var_1_20=64, var_1_21=32793, var_1_22=-32731, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_26=12, var_1_2=0, var_1_36=63, var_1_39=63, var_1_3=-256, var_1_40=268, var_1_42=8, var_1_43=-16, var_1_46=268, var_1_47=64, var_1_49=64, var_1_4=63/2, var_1_7=0, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 48 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=48occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 186 NumberOfCodeBlocks, 186 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 03:10:12,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0fd6af94f023bb5f79f2f1fda166cb63b73d71c8f30823c00ad4ea17c46c9784 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:10:15,187 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:10:15,323 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 03:10:15,329 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:10:15,330 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:10:15,352 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:10:15,352 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:10:15,352 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:10:15,353 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:10:15,353 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:10:15,353 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:10:15,353 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:10:15,353 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:10:15,353 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:10:15,353 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:10:15,353 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:10:15,354 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:10:15,354 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:10:15,354 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:10:15,354 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:10:15,354 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:10:15,354 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:10:15,355 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:10:15,355 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:10:15,355 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 03:10:15,355 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 03:10:15,355 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:10:15,355 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 03:10:15,355 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:10:15,355 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:10:15,355 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:10:15,356 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:10:15,356 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 03:10:15,356 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:10:15,356 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:10:15,356 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:10:15,356 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:10:15,356 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:10:15,356 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:10:15,356 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 03:10:15,356 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 03:10:15,357 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:10:15,357 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:10:15,357 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0fd6af94f023bb5f79f2f1fda166cb63b73d71c8f30823c00ad4ea17c46c9784 [2024-11-14 03:10:15,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:10:15,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:10:15,642 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:10:15,643 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:10:15,643 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:10:15,644 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-23.i Unable to find full path for "g++" [2024-11-14 03:10:17,547 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:10:17,819 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:10:17,820 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-23.i [2024-11-14 03:10:17,838 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/data/6f45e6d8e/e0727cb6c5c74f66b3f4c9f5bae04283/FLAG189c00c63 [2024-11-14 03:10:17,864 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/data/6f45e6d8e/e0727cb6c5c74f66b3f4c9f5bae04283 [2024-11-14 03:10:17,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:10:17,869 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:10:17,870 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:10:17,870 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:10:17,874 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:10:17,875 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:10:17" (1/1) ... [2024-11-14 03:10:17,876 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@782047b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:17, skipping insertion in model container [2024-11-14 03:10:17,876 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:10:17" (1/1) ... [2024-11-14 03:10:17,907 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:10:18,082 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_0e745173-fcbd-4379-95bb-de67adf74708/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-23.i[919,932] [2024-11-14 03:10:18,201 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:10:18,222 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:10:18,239 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_0e745173-fcbd-4379-95bb-de67adf74708/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-23.i[919,932] [2024-11-14 03:10:18,289 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:10:18,309 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:10:18,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:18 WrapperNode [2024-11-14 03:10:18,310 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:10:18,312 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:10:18,312 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:10:18,312 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:10:18,323 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:18" (1/1) ... [2024-11-14 03:10:18,341 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:18" (1/1) ... [2024-11-14 03:10:18,381 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 185 [2024-11-14 03:10:18,381 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:10:18,389 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:10:18,389 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:10:18,389 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:10:18,396 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:18" (1/1) ... [2024-11-14 03:10:18,397 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:18" (1/1) ... [2024-11-14 03:10:18,403 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:18" (1/1) ... [2024-11-14 03:10:18,403 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:18" (1/1) ... [2024-11-14 03:10:18,417 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:18" (1/1) ... [2024-11-14 03:10:18,424 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:18" (1/1) ... [2024-11-14 03:10:18,427 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:18" (1/1) ... [2024-11-14 03:10:18,431 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:18" (1/1) ... [2024-11-14 03:10:18,439 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:10:18,440 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:10:18,440 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:10:18,440 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:10:18,443 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:18" (1/1) ... [2024-11-14 03:10:18,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:10:18,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:10:18,488 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:10:18,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:10:18,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:10:18,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 03:10:18,519 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:10:18,520 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:10:18,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:10:18,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:10:18,652 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:10:18,654 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:10:25,097 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-14 03:10:25,097 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:10:25,108 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:10:25,108 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:10:25,108 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:10:25 BoogieIcfgContainer [2024-11-14 03:10:25,109 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:10:25,111 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:10:25,111 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:10:25,116 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:10:25,116 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:10:17" (1/3) ... [2024-11-14 03:10:25,117 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e777ed9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:10:25, skipping insertion in model container [2024-11-14 03:10:25,117 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:10:18" (2/3) ... [2024-11-14 03:10:25,117 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e777ed9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:10:25, skipping insertion in model container [2024-11-14 03:10:25,118 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:10:25" (3/3) ... [2024-11-14 03:10:25,119 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-23.i [2024-11-14 03:10:25,134 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:10:25,136 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-23.i that has 2 procedures, 83 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:10:25,191 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:10:25,207 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@78f5630f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:10:25,207 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:10:25,212 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 56 states have internal predecessors, (80), 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) [2024-11-14 03:10:25,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-14 03:10:25,228 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:10:25,228 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:10:25,229 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:10:25,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:10:25,235 INFO L85 PathProgramCache]: Analyzing trace with hash -1114567116, now seen corresponding path program 1 times [2024-11-14 03:10:25,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:10:25,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [927380324] [2024-11-14 03:10:25,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:10:25,248 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 [2024-11-14 03:10:25,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:10:25,251 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:10:25,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:10:26,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:10:26,405 INFO L255 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 03:10:26,414 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:10:26,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 620 proven. 0 refuted. 0 times theorem prover too weak. 580 trivial. 0 not checked. [2024-11-14 03:10:26,485 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:10:26,487 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:10:26,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [927380324] [2024-11-14 03:10:26,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [927380324] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:10:26,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:10:26,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:10:26,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860302495] [2024-11-14 03:10:26,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:10:26,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 03:10:26,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:10:26,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 03:10:26,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:10:26,522 INFO L87 Difference]: Start difference. First operand has 83 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 56 states have internal predecessors, (80), 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 23.0) internal successors, (46), 2 states have internal predecessors, (46), 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) [2024-11-14 03:10:26,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:10:26,568 INFO L93 Difference]: Finished difference Result 159 states and 279 transitions. [2024-11-14 03:10:26,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 03:10:26,570 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 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 164 [2024-11-14 03:10:26,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:10:26,581 INFO L225 Difference]: With dead ends: 159 [2024-11-14 03:10:26,582 INFO L226 Difference]: Without dead ends: 79 [2024-11-14 03:10:26,586 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:10:26,592 INFO L432 NwaCegarLoop]: 123 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, 123 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 [2024-11-14 03:10:26,593 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 03:10:26,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2024-11-14 03:10:26,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2024-11-14 03:10:26,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 52 states have (on average 1.4038461538461537) internal successors, (73), 52 states have internal predecessors, (73), 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) [2024-11-14 03:10:26,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 123 transitions. [2024-11-14 03:10:26,636 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 123 transitions. Word has length 164 [2024-11-14 03:10:26,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:10:26,637 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 123 transitions. [2024-11-14 03:10:26,637 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 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) [2024-11-14 03:10:26,637 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 123 transitions. [2024-11-14 03:10:26,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-14 03:10:26,640 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:10:26,640 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:10:26,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-14 03:10:26,841 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:10:26,841 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:10:26,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:10:26,842 INFO L85 PathProgramCache]: Analyzing trace with hash 1422948866, now seen corresponding path program 1 times [2024-11-14 03:10:26,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:10:26,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1876068463] [2024-11-14 03:10:26,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:10:26,843 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 [2024-11-14 03:10:26,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:10:26,845 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:10:26,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:10:28,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:10:28,058 INFO L255 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 03:10:28,065 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:10:31,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 282 proven. 63 refuted. 0 times theorem prover too weak. 855 trivial. 0 not checked. [2024-11-14 03:10:31,313 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:10:33,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 9 proven. 63 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-14 03:10:33,906 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:10:33,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1876068463] [2024-11-14 03:10:33,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1876068463] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:10:33,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [645482045] [2024-11-14 03:10:33,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:10:33,907 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:10:33,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:10:33,917 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:10:33,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-14 03:10:36,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:10:36,326 INFO L255 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 03:10:36,332 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:10:39,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 282 proven. 63 refuted. 0 times theorem prover too weak. 855 trivial. 0 not checked. [2024-11-14 03:10:39,083 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:10:41,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 9 proven. 63 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-14 03:10:41,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [645482045] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:10:41,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1486687896] [2024-11-14 03:10:41,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:10:41,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:10:41,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:10:41,362 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:10:41,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-14 03:10:42,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:10:42,460 INFO L255 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 03:10:42,464 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:10:45,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 282 proven. 63 refuted. 0 times theorem prover too weak. 855 trivial. 0 not checked. [2024-11-14 03:10:45,102 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:10:47,242 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 9 proven. 63 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-14 03:10:47,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1486687896] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:10:47,243 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-14 03:10:47,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 8 [2024-11-14 03:10:47,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264259197] [2024-11-14 03:10:47,244 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-14 03:10:47,248 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 03:10:47,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:10:47,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 03:10:47,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-14 03:10:47,252 INFO L87 Difference]: Start difference. First operand 79 states and 123 transitions. Second operand has 8 states, 8 states have (on average 6.375) internal successors, (51), 8 states have internal predecessors, (51), 2 states have call successors, (46), 2 states have call predecessors, (46), 4 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-14 03:10:50,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:10:50,175 INFO L93 Difference]: Finished difference Result 161 states and 246 transitions. [2024-11-14 03:10:50,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 03:10:50,192 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 8 states have internal predecessors, (51), 2 states have call successors, (46), 2 states have call predecessors, (46), 4 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 164 [2024-11-14 03:10:50,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:10:50,194 INFO L225 Difference]: With dead ends: 161 [2024-11-14 03:10:50,194 INFO L226 Difference]: Without dead ends: 85 [2024-11-14 03:10:50,195 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 986 GetRequests, 970 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2024-11-14 03:10:50,196 INFO L432 NwaCegarLoop]: 81 mSDtfsCounter, 164 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 191 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-14 03:10:50,196 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [166 Valid, 191 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-14 03:10:50,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2024-11-14 03:10:50,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 81. [2024-11-14 03:10:50,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 53 states have (on average 1.2830188679245282) internal successors, (68), 53 states have internal predecessors, (68), 25 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-14 03:10:50,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 118 transitions. [2024-11-14 03:10:50,213 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 118 transitions. Word has length 164 [2024-11-14 03:10:50,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:10:50,214 INFO L471 AbstractCegarLoop]: Abstraction has 81 states and 118 transitions. [2024-11-14 03:10:50,214 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 8 states have internal predecessors, (51), 2 states have call successors, (46), 2 states have call predecessors, (46), 4 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-14 03:10:50,214 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 118 transitions. [2024-11-14 03:10:50,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-14 03:10:50,217 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:10:50,217 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:10:50,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-14 03:10:50,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-14 03:10:50,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:10:50,818 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:10:50,818 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:10:50,819 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:10:50,819 INFO L85 PathProgramCache]: Analyzing trace with hash 411831616, now seen corresponding path program 1 times [2024-11-14 03:10:50,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:10:50,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [185190261] [2024-11-14 03:10:50,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:10:50,820 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 [2024-11-14 03:10:50,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:10:50,822 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:10:50,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e745173-fcbd-4379-95bb-de67adf74708/bin/utaipan-verify-sOmjnqqW8E/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 (6)] Waiting until timeout for monitored process [2024-11-14 03:10:51,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:10:51,846 INFO L255 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-14 03:10:51,857 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:14:13,390 WARN L286 SmtUtils]: Spent 7.84s on a formula simplification that was a NOOP. DAG size: 126 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)