./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/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_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/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_b16021d9-faeb-47f1-8fbf-8009be68040d/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 7014f5cf86bf85960587729bb0a84b56b2d8b79500e75091317911ebcbd2002f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:23:33,741 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:23:33,820 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 04:23:33,829 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:23:33,832 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:23:33,862 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:23:33,863 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:23:33,863 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:23:33,864 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:23:33,864 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:23:33,864 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:23:33,864 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:23:33,864 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:23:33,864 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:23:33,864 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:23:33,864 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:23:33,866 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:23:33,866 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:23:33,867 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:23:33,867 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:23:33,867 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:23:33,867 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:23:33,868 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:23:33,869 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:23:33,869 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:23:33,869 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:23:33,869 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:23:33,869 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:23:33,869 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:23:33,869 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:23:33,869 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:23:33,869 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:23:33,869 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:23:33,869 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:23:33,870 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:23:33,870 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:23:33,870 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:23:33,870 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:23:33,870 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:23:33,871 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:23:33,871 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:23:33,871 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:23:33,871 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:23:33,871 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:23:33,871 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:23:33,871 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:23:33,871 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:23:33,872 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_b16021d9-faeb-47f1-8fbf-8009be68040d/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 -> 7014f5cf86bf85960587729bb0a84b56b2d8b79500e75091317911ebcbd2002f [2024-11-14 04:23:34,183 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:23:34,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:23:34,193 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:23:34,195 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:23:34,195 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:23:34,196 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i Unable to find full path for "g++" [2024-11-14 04:23:36,029 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:23:36,277 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:23:36,277 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i [2024-11-14 04:23:36,286 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/data/063ebd27d/619f772af9434d8a8442c1c6e704e216/FLAG89308d980 [2024-11-14 04:23:36,301 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/data/063ebd27d/619f772af9434d8a8442c1c6e704e216 [2024-11-14 04:23:36,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:23:36,304 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:23:36,306 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:23:36,306 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:23:36,310 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:23:36,311 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:23:36" (1/1) ... [2024-11-14 04:23:36,312 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@adcddac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:36, skipping insertion in model container [2024-11-14 04:23:36,312 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:23:36" (1/1) ... [2024-11-14 04:23:36,333 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:23:36,510 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_b16021d9-faeb-47f1-8fbf-8009be68040d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i[919,932] [2024-11-14 04:23:36,597 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:23:36,612 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:23:36,626 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_b16021d9-faeb-47f1-8fbf-8009be68040d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i[919,932] [2024-11-14 04:23:36,692 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:23:36,719 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:23:36,720 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:36 WrapperNode [2024-11-14 04:23:36,721 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:23:36,722 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:23:36,722 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:23:36,722 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:23:36,729 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:36" (1/1) ... [2024-11-14 04:23:36,746 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:36" (1/1) ... [2024-11-14 04:23:36,784 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 225 [2024-11-14 04:23:36,784 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:23:36,785 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:23:36,785 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:23:36,785 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:23:36,792 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:36" (1/1) ... [2024-11-14 04:23:36,792 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:36" (1/1) ... [2024-11-14 04:23:36,795 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:36" (1/1) ... [2024-11-14 04:23:36,795 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:36" (1/1) ... [2024-11-14 04:23:36,803 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:36" (1/1) ... [2024-11-14 04:23:36,813 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:36" (1/1) ... [2024-11-14 04:23:36,815 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:36" (1/1) ... [2024-11-14 04:23:36,817 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:36" (1/1) ... [2024-11-14 04:23:36,820 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:23:36,821 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:23:36,821 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:23:36,821 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:23:36,822 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:36" (1/1) ... [2024-11-14 04:23:36,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:23:36,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:23:36,857 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:23:36,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:23:36,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:23:36,889 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:23:36,889 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:23:36,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 04:23:36,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:23:36,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:23:37,009 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:23:37,011 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:23:37,529 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-14 04:23:37,529 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:23:37,972 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:23:37,973 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:23:37,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:23:37 BoogieIcfgContainer [2024-11-14 04:23:37,973 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:23:37,976 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:23:37,976 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:23:37,981 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:23:37,981 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:23:36" (1/3) ... [2024-11-14 04:23:37,982 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bb052f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:23:37, skipping insertion in model container [2024-11-14 04:23:37,982 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:36" (2/3) ... [2024-11-14 04:23:37,983 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bb052f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:23:37, skipping insertion in model container [2024-11-14 04:23:37,983 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:23:37" (3/3) ... [2024-11-14 04:23:37,984 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i [2024-11-14 04:23:38,000 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:23:38,002 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i that has 2 procedures, 46 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:23:38,055 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:23:38,066 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;@13d13011, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:23:38,066 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:23:38,070 INFO L276 IsEmpty]: Start isEmpty. Operand has 46 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-14 04:23:38,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-14 04:23:38,080 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:23:38,081 INFO L215 NwaCegarLoop]: trace histogram [24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:23:38,082 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:23:38,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:23:38,088 INFO L85 PathProgramCache]: Analyzing trace with hash -1942418785, now seen corresponding path program 1 times [2024-11-14 04:23:38,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:23:38,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523642362] [2024-11-14 04:23:38,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:23:38,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:23:38,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 04:23:38,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [367828598] [2024-11-14 04:23:38,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:23:38,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:23:38,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:23:38,724 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:23:38,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 04:23:39,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:23:39,330 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 04:23:39,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:23:39,629 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 04:23:39,631 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 04:23:39,633 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 04:23:39,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-14 04:23:39,836 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-14 04:23:39,846 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 04:23:39,942 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 04:23:39,949 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 04:23:39 BoogieIcfgContainer [2024-11-14 04:23:39,949 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 04:23:39,950 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 04:23:39,950 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 04:23:39,950 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 04:23:39,951 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:23:37" (3/4) ... [2024-11-14 04:23:39,955 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 04:23:39,956 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 04:23:39,957 INFO L158 Benchmark]: Toolchain (without parser) took 3652.51ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 30.8MB in the end (delta: 61.9MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2024-11-14 04:23:39,957 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 73.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:23:39,958 INFO L158 Benchmark]: CACSL2BoogieTranslator took 415.40ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 77.7MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 04:23:39,958 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.64ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 74.9MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:23:39,958 INFO L158 Benchmark]: Boogie Preprocessor took 35.36ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 73.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:23:39,958 INFO L158 Benchmark]: RCFGBuilder took 1152.35ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 46.1MB in the end (delta: 27.1MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. [2024-11-14 04:23:39,959 INFO L158 Benchmark]: TraceAbstraction took 1973.03ms. Allocated memory is still 117.4MB. Free memory was 45.6MB in the beginning and 31.6MB in the end (delta: 14.0MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2024-11-14 04:23:39,959 INFO L158 Benchmark]: Witness Printer took 6.10ms. Allocated memory is still 117.4MB. Free memory was 31.6MB in the beginning and 30.8MB in the end (delta: 761.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:23:39,964 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 73.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 415.40ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 77.7MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.64ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 74.9MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.36ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 73.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1152.35ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 46.1MB in the end (delta: 27.1MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1973.03ms. Allocated memory is still 117.4MB. Free memory was 45.6MB in the beginning and 31.6MB in the end (delta: 14.0MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * Witness Printer took 6.10ms. Allocated memory is still 117.4MB. Free memory was 31.6MB in the beginning and 30.8MB in the end (delta: 761.6kB). 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 shiftRight at line 57, overapproximation of someBinaryArithmeticDOUBLEoperation at line 66, overapproximation of someBinaryFLOATComparisonOperation at line 150, overapproximation of someBinaryFLOATComparisonOperation at line 83, overapproximation of bitwiseOr at line 108, overapproximation of someBinaryDOUBLEComparisonOperation at line 176, overapproximation of someBinaryDOUBLEComparisonOperation at line 68, overapproximation of someBinaryDOUBLEComparisonOperation at line 174, overapproximation of someUnaryFLOAToperation at line 83. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 8.5; [L23] unsigned long int var_1_4 = 1; [L24] unsigned long int var_1_5 = 50; [L25] unsigned long int var_1_6 = 4; [L26] float var_1_7 = 15.8; [L27] float var_1_8 = 64.25; [L28] signed long int var_1_9 = -50; [L29] unsigned char var_1_13 = 1; [L30] unsigned long int var_1_14 = 3207304078; [L31] unsigned long int var_1_15 = 50; [L32] unsigned long int var_1_16 = 25; [L33] unsigned char var_1_17 = 1; [L34] unsigned char var_1_18 = 0; [L35] unsigned char var_1_19 = 0; [L36] unsigned short int var_1_20 = 1; [L37] unsigned long int var_1_21 = 50; [L38] signed char var_1_22 = -4; [L39] signed char var_1_23 = -10; [L40] unsigned long int var_1_24 = 2; [L41] unsigned long int var_1_26 = 1; [L42] double var_1_33 = 1.5; [L43] double var_1_35 = 50.5; [L44] double var_1_36 = 1.9; [L45] unsigned long int var_1_37 = 10000; [L46] unsigned char var_1_38 = 1; [L47] unsigned char var_1_39 = 0; [L48] double var_1_40 = 15.5; [L49] unsigned long int var_1_42 = 128; [L50] signed char var_1_43 = -1; [L51] signed long int last_1_var_1_9 = -50; [L189] isInitial = 1 [L190] FCALL initially() [L191] COND TRUE 1 [L192] CALL updateLastVariables() [L182] last_1_var_1_9 = var_1_9 [L192] RET updateLastVariables() [L193] CALL updateVariables() [L143] var_1_5 = __VERIFIER_nondet_ulong() [L144] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L145] CALL assume_abort_if_not(var_1_5 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_5 <= 4294967294) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L146] var_1_6 = __VERIFIER_nondet_ulong() [L147] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L148] CALL assume_abort_if_not(var_1_6 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_6 <= 4294967294) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L149] var_1_8 = __VERIFIER_nondet_float() [L150] 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_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L150] 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_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L151] var_1_14 = __VERIFIER_nondet_ulong() [L152] CALL assume_abort_if_not(var_1_14 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_14 >= 2147483647) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L153] CALL assume_abort_if_not(var_1_14 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_14 <= 4294967295) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L154] var_1_15 = __VERIFIER_nondet_ulong() [L155] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L156] CALL assume_abort_if_not(var_1_15 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_15 <= 2147483647) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L157] var_1_16 = __VERIFIER_nondet_ulong() [L158] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L159] CALL assume_abort_if_not(var_1_16 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_16 <= 2147483647) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L160] var_1_17 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L162] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L163] var_1_18 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L165] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L166] var_1_20 = __VERIFIER_nondet_ushort() [L167] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L168] CALL assume_abort_if_not(var_1_20 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_20 <= 65535) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L169] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=51, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=51, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L170] var_1_23 = __VERIFIER_nondet_char() [L171] CALL assume_abort_if_not(var_1_23 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=51, var_1_21=50, var_1_22=-4, var_1_23=104, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_23 >= -127) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=51, var_1_21=50, var_1_22=-4, var_1_23=104, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L172] CALL assume_abort_if_not(var_1_23 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=51, var_1_21=50, var_1_22=-4, var_1_23=104, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_23 <= 126) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=51, var_1_21=50, var_1_22=-4, var_1_23=104, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L173] var_1_35 = __VERIFIER_nondet_double() [L174] CALL assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=51, var_1_21=50, var_1_22=-4, var_1_23=104, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=51, var_1_21=50, var_1_22=-4, var_1_23=104, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L175] var_1_36 = __VERIFIER_nondet_double() [L176] CALL assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=51, var_1_21=50, var_1_22=-4, var_1_23=104, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=51, var_1_21=50, var_1_22=-4, var_1_23=104, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L177] var_1_39 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=51, var_1_21=50, var_1_22=-4, var_1_23=104, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=51, var_1_21=50, var_1_22=-4, var_1_23=104, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L179] CALL assume_abort_if_not(var_1_39 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=51, var_1_21=50, var_1_22=-4, var_1_23=104, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_39 <= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=51, var_1_21=50, var_1_22=-4, var_1_23=104, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L193] RET updateVariables() [L194] CALL step() [L55] var_1_24 = var_1_6 [L56] COND TRUE var_1_5 != var_1_21 [L57] EXPR -50 >> var_1_5 [L57] COND FALSE !((~ var_1_20) != (-50 >> var_1_5)) [L60] var_1_26 = ((((var_1_15 + var_1_15) < 0 ) ? -(var_1_15 + var_1_15) : (var_1_15 + var_1_15))) [L65] COND TRUE \read(var_1_17) [L66] var_1_33 = (var_1_35 - var_1_36) [L68] COND TRUE var_1_35 >= var_1_8 [L69] COND FALSE !(var_1_4 > var_1_16) [L73] COND TRUE var_1_16 < ((var_1_6 + 16u) * var_1_9) [L74] COND FALSE !(var_1_17 && (var_1_35 < var_1_36)) [L82] COND TRUE (var_1_35 <= 64.5) && var_1_18 [L83] var_1_40 = ((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))) [L87] COND FALSE !(var_1_20 < var_1_9) [L90] COND TRUE \read(var_1_17) [L91] var_1_43 = ((((((((-16) < 0 ) ? -(-16) : (-16)))) > (var_1_23)) ? (((((-16) < 0 ) ? -(-16) : (-16)))) : (var_1_23))) [L93] signed long int stepLocal_0 = last_1_var_1_9; [L94] COND FALSE !(stepLocal_0 < last_1_var_1_9) [L97] var_1_21 = var_1_6 [L98] var_1_22 = var_1_23 [L99] COND FALSE !((var_1_21 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_4) [L102] unsigned long int stepLocal_4 = 4256310412u - 128u; [L103] COND FALSE !(var_1_4 >= stepLocal_4) [L106] signed long int stepLocal_3 = var_1_9; [L107] unsigned long int stepLocal_2 = (((var_1_21) > (var_1_5)) ? (var_1_21) : (var_1_5)); [L108] EXPR var_1_21 ^ 4u [L108] unsigned long int stepLocal_1 = var_1_21 ^ 4u; [L109] COND FALSE !(var_1_9 <= stepLocal_2) [L118] var_1_7 = var_1_8 [L120] COND FALSE !(var_1_21 >= (var_1_14 - ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))))) [L127] var_1_13 = var_1_18 [L129] signed long int stepLocal_5 = (var_1_22 / 2) / var_1_20; [L130] COND TRUE stepLocal_5 >= (~ 100) [L131] COND TRUE \read(var_1_13) [L132] var_1_19 = (var_1_17 && var_1_18) [L194] RET step() [L195] CALL, EXPR property() [L185] EXPR ((((var_1_21 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_4) ? (var_1_1 == ((double) (8.8 - 255.2))) : 1) && ((last_1_var_1_9 < last_1_var_1_9) ? (var_1_4 == ((unsigned long int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) : 1)) && ((var_1_9 <= ((((var_1_21) > (var_1_5)) ? (var_1_21) : (var_1_5)))) ? ((var_1_9 < var_1_5) ? ((var_1_9 >= (var_1_21 ^ 4u)) ? (var_1_7 == ((float) var_1_8)) : 1) : (var_1_7 == ((float) var_1_8))) : (var_1_7 == ((float) var_1_8))) [L185] EXPR (var_1_9 <= ((((var_1_21) > (var_1_5)) ? (var_1_21) : (var_1_5)))) ? ((var_1_9 < var_1_5) ? ((var_1_9 >= (var_1_21 ^ 4u)) ? (var_1_7 == ((float) var_1_8)) : 1) : (var_1_7 == ((float) var_1_8))) : (var_1_7 == ((float) var_1_8)) [L185] EXPR ((((var_1_21 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_4) ? (var_1_1 == ((double) (8.8 - 255.2))) : 1) && ((last_1_var_1_9 < last_1_var_1_9) ? (var_1_4 == ((unsigned long int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) : 1)) && ((var_1_9 <= ((((var_1_21) > (var_1_5)) ? (var_1_21) : (var_1_5)))) ? ((var_1_9 < var_1_5) ? ((var_1_9 >= (var_1_21 ^ 4u)) ? (var_1_7 == ((float) var_1_8)) : 1) : (var_1_7 == ((float) var_1_8))) : (var_1_7 == ((float) var_1_8))) [L185-L186] return (((((((((var_1_21 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_4) ? (var_1_1 == ((double) (8.8 - 255.2))) : 1) && ((last_1_var_1_9 < last_1_var_1_9) ? (var_1_4 == ((unsigned long int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) : 1)) && ((var_1_9 <= ((((var_1_21) > (var_1_5)) ? (var_1_21) : (var_1_5)))) ? ((var_1_9 < var_1_5) ? ((var_1_9 >= (var_1_21 ^ 4u)) ? (var_1_7 == ((float) var_1_8)) : 1) : (var_1_7 == ((float) var_1_8))) : (var_1_7 == ((float) var_1_8)))) && ((var_1_4 >= (4256310412u - 128u)) ? (var_1_9 == ((signed long int) (((((var_1_22 + var_1_22) < 0 ) ? -(var_1_22 + var_1_22) : (var_1_22 + var_1_22))) + var_1_22))) : 1)) && ((var_1_21 >= (var_1_14 - ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))))) ? ((var_1_16 < var_1_9) ? (var_1_13 == ((unsigned char) var_1_17)) : (var_1_13 == ((unsigned char) var_1_17))) : (var_1_13 == ((unsigned char) var_1_18)))) && ((((var_1_22 / 2) / var_1_20) >= (~ 100)) ? (var_1_13 ? (var_1_19 == ((unsigned char) (var_1_17 && var_1_18))) : 1) : (var_1_17 ? (var_1_19 == ((unsigned char) var_1_18)) : (var_1_19 == ((unsigned char) var_1_18))))) && (var_1_21 == ((unsigned long int) var_1_6))) && (var_1_22 == ((signed char) var_1_23)) ; [L195] RET, EXPR property() [L195] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=1, var_1_19=1, var_1_1=17/2, var_1_20=51, var_1_21=0, var_1_22=104, var_1_23=104, var_1_24=0, var_1_26=2, var_1_33=0, var_1_36=3, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=3, var_1_42=128, var_1_43=104, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=2, var_1_8=2, var_1_9=-50] [L19] reach_error() VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=2147483647, var_1_15=1, var_1_16=-4294967295, var_1_17=-255, var_1_18=1, var_1_19=1, var_1_1=17/2, var_1_20=51, var_1_21=0, var_1_22=104, var_1_23=104, var_1_24=0, var_1_26=2, var_1_33=0, var_1_36=3, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=3, var_1_42=128, var_1_43=104, var_1_4=1, var_1_5=1, var_1_6=0, var_1_7=2, var_1_8=2, var_1_9=-50] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 46 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 1, TraceHistogramMax: 24, 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=46occurred 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, 0.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 178 NumberOfCodeBlocks, 178 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 04:23:39,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/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_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/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_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/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_b16021d9-faeb-47f1-8fbf-8009be68040d/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 7014f5cf86bf85960587729bb0a84b56b2d8b79500e75091317911ebcbd2002f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:23:42,507 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:23:42,582 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 04:23:42,588 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:23:42,588 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:23:42,635 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:23:42,636 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:23:42,636 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:23:42,637 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:23:42,637 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:23:42,637 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:23:42,637 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:23:42,637 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:23:42,640 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:23:42,640 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:23:42,640 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:23:42,641 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:23:42,641 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:23:42,641 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:23:42,641 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:23:42,641 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:23:42,641 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:23:42,645 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:23:42,646 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:23:42,646 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 04:23:42,646 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 04:23:42,646 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:23:42,646 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 04:23:42,646 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:23:42,647 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:23:42,650 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:23:42,651 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:23:42,651 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 04:23:42,651 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:23:42,651 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:23:42,651 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:23:42,651 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:23:42,651 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:23:42,651 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:23:42,651 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 04:23:42,652 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 04:23:42,652 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:23:42,652 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:23:42,652 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_b16021d9-faeb-47f1-8fbf-8009be68040d/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 -> 7014f5cf86bf85960587729bb0a84b56b2d8b79500e75091317911ebcbd2002f [2024-11-14 04:23:42,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:23:42,986 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:23:42,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:23:42,991 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:23:42,991 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:23:42,995 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i Unable to find full path for "g++" [2024-11-14 04:23:45,066 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:23:45,389 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:23:45,393 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i [2024-11-14 04:23:45,410 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/data/381bdd00e/5a36dfd0324c4fe08fecd7aa41ff3e78/FLAGcc0370c4f [2024-11-14 04:23:45,434 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/data/381bdd00e/5a36dfd0324c4fe08fecd7aa41ff3e78 [2024-11-14 04:23:45,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:23:45,440 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:23:45,443 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:23:45,443 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:23:45,448 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:23:45,449 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:23:45" (1/1) ... [2024-11-14 04:23:45,450 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d44388c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:45, skipping insertion in model container [2024-11-14 04:23:45,452 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:23:45" (1/1) ... [2024-11-14 04:23:45,482 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:23:45,664 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_b16021d9-faeb-47f1-8fbf-8009be68040d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i[919,932] [2024-11-14 04:23:45,745 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:23:45,760 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:23:45,772 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_b16021d9-faeb-47f1-8fbf-8009be68040d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i[919,932] [2024-11-14 04:23:45,807 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:23:45,824 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:23:45,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:45 WrapperNode [2024-11-14 04:23:45,825 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:23:45,826 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:23:45,826 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:23:45,826 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:23:45,833 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:45" (1/1) ... [2024-11-14 04:23:45,843 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:45" (1/1) ... [2024-11-14 04:23:45,869 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 181 [2024-11-14 04:23:45,869 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:23:45,870 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:23:45,870 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:23:45,870 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:23:45,877 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:45" (1/1) ... [2024-11-14 04:23:45,877 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:45" (1/1) ... [2024-11-14 04:23:45,881 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:45" (1/1) ... [2024-11-14 04:23:45,881 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:45" (1/1) ... [2024-11-14 04:23:45,890 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:45" (1/1) ... [2024-11-14 04:23:45,893 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:45" (1/1) ... [2024-11-14 04:23:45,896 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:45" (1/1) ... [2024-11-14 04:23:45,897 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:45" (1/1) ... [2024-11-14 04:23:45,900 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:23:45,901 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:23:45,901 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:23:45,901 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:23:45,902 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:45" (1/1) ... [2024-11-14 04:23:45,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:23:45,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:23:45,948 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:23:45,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:23:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:23:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 04:23:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:23:45,979 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:23:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:23:45,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:23:46,096 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:23:46,098 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:23:46,879 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-14 04:23:46,879 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:23:46,906 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:23:46,906 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:23:46,906 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:23:46 BoogieIcfgContainer [2024-11-14 04:23:46,907 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:23:46,909 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:23:46,909 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:23:46,914 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:23:46,914 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:23:45" (1/3) ... [2024-11-14 04:23:46,914 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c97f5e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:23:46, skipping insertion in model container [2024-11-14 04:23:46,915 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:23:45" (2/3) ... [2024-11-14 04:23:46,915 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c97f5e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:23:46, skipping insertion in model container [2024-11-14 04:23:46,915 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:23:46" (3/3) ... [2024-11-14 04:23:46,916 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i [2024-11-14 04:23:46,930 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:23:46,932 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-61.i that has 2 procedures, 84 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:23:46,984 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:23:46,995 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;@6467e69, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:23:46,995 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:23:46,999 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 57 states have (on average 1.4912280701754386) internal successors, (85), 58 states have internal predecessors, (85), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-14 04:23:47,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-14 04:23:47,018 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:23:47,019 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:23:47,019 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:23:47,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:23:47,025 INFO L85 PathProgramCache]: Analyzing trace with hash 507339308, now seen corresponding path program 1 times [2024-11-14 04:23:47,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:23:47,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [985077428] [2024-11-14 04:23:47,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:23:47,037 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 04:23:47,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:23:47,039 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/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 04:23:47,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/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 04:23:47,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:23:47,526 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 04:23:47,535 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:23:47,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 454 proven. 0 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2024-11-14 04:23:47,576 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:23:47,577 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:23:47,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [985077428] [2024-11-14 04:23:47,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [985077428] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:23:47,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:23:47,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 04:23:47,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098813753] [2024-11-14 04:23:47,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:23:47,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 04:23:47,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:23:47,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 04:23:47,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 04:23:47,609 INFO L87 Difference]: Start difference. First operand has 84 states, 57 states have (on average 1.4912280701754386) internal successors, (85), 58 states have internal predecessors, (85), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-14 04:23:47,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:23:47,644 INFO L93 Difference]: Finished difference Result 161 states and 284 transitions. [2024-11-14 04:23:47,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 04:23:47,645 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 161 [2024-11-14 04:23:47,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:23:47,651 INFO L225 Difference]: With dead ends: 161 [2024-11-14 04:23:47,651 INFO L226 Difference]: Without dead ends: 80 [2024-11-14 04:23:47,654 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 160 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 04:23:47,657 INFO L432 NwaCegarLoop]: 126 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, 126 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 04:23:47,658 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 04:23:47,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2024-11-14 04:23:47,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2024-11-14 04:23:47,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 54 states have internal predecessors, (78), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-14 04:23:47,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 126 transitions. [2024-11-14 04:23:47,703 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 126 transitions. Word has length 161 [2024-11-14 04:23:47,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:23:47,704 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 126 transitions. [2024-11-14 04:23:47,704 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-14 04:23:47,704 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 126 transitions. [2024-11-14 04:23:47,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-14 04:23:47,707 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:23:47,707 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:23:47,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/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 04:23:47,908 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/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 04:23:47,908 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:23:47,909 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:23:47,909 INFO L85 PathProgramCache]: Analyzing trace with hash 1140551656, now seen corresponding path program 1 times [2024-11-14 04:23:47,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:23:47,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [691717705] [2024-11-14 04:23:47,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:23:47,910 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 04:23:47,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:23:47,915 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/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 04:23:47,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/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 04:23:48,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:23:48,398 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 04:23:48,404 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:23:49,129 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-14 04:23:49,129 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:23:49,129 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:23:49,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [691717705] [2024-11-14 04:23:49,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [691717705] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:23:49,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:23:49,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 04:23:49,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712008783] [2024-11-14 04:23:49,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:23:49,131 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:23:49,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:23:49,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:23:49,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:23:49,133 INFO L87 Difference]: Start difference. First operand 80 states and 126 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-14 04:23:49,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:23:49,517 INFO L93 Difference]: Finished difference Result 234 states and 372 transitions. [2024-11-14 04:23:49,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:23:49,521 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 161 [2024-11-14 04:23:49,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:23:49,524 INFO L225 Difference]: With dead ends: 234 [2024-11-14 04:23:49,524 INFO L226 Difference]: Without dead ends: 157 [2024-11-14 04:23:49,529 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:23:49,530 INFO L432 NwaCegarLoop]: 112 mSDtfsCounter, 50 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 219 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:23:49,530 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 219 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-14 04:23:49,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2024-11-14 04:23:49,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 155. [2024-11-14 04:23:49,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 104 states have (on average 1.4519230769230769) internal successors, (151), 104 states have internal predecessors, (151), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-14 04:23:49,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 247 transitions. [2024-11-14 04:23:49,588 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 247 transitions. Word has length 161 [2024-11-14 04:23:49,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:23:49,588 INFO L471 AbstractCegarLoop]: Abstraction has 155 states and 247 transitions. [2024-11-14 04:23:49,589 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-14 04:23:49,589 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 247 transitions. [2024-11-14 04:23:49,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-14 04:23:49,594 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:23:49,594 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:23:49,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/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 04:23:49,795 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/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 04:23:49,795 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:23:49,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:23:49,796 INFO L85 PathProgramCache]: Analyzing trace with hash -853593050, now seen corresponding path program 1 times [2024-11-14 04:23:49,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:23:49,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [584858496] [2024-11-14 04:23:49,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:23:49,796 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 04:23:49,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:23:49,799 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/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 04:23:49,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/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 (4)] Waiting until timeout for monitored process [2024-11-14 04:23:50,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:23:50,176 INFO L255 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 04:23:50,180 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:23:50,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-14 04:23:50,867 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:23:50,868 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:23:50,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [584858496] [2024-11-14 04:23:50,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [584858496] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:23:50,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:23:50,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 04:23:50,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030668207] [2024-11-14 04:23:50,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:23:50,871 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 04:23:50,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:23:50,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 04:23:50,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:23:50,875 INFO L87 Difference]: Start difference. First operand 155 states and 247 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-14 04:23:51,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:23:51,746 INFO L93 Difference]: Finished difference Result 326 states and 517 transitions. [2024-11-14 04:23:51,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 04:23:51,754 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 161 [2024-11-14 04:23:51,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:23:51,757 INFO L225 Difference]: With dead ends: 326 [2024-11-14 04:23:51,757 INFO L226 Difference]: Without dead ends: 174 [2024-11-14 04:23:51,758 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-14 04:23:51,759 INFO L432 NwaCegarLoop]: 110 mSDtfsCounter, 145 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 394 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:23:51,759 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 394 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-14 04:23:51,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2024-11-14 04:23:51,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 155. [2024-11-14 04:23:51,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 104 states have (on average 1.4423076923076923) internal successors, (150), 104 states have internal predecessors, (150), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-14 04:23:51,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 246 transitions. [2024-11-14 04:23:51,789 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 246 transitions. Word has length 161 [2024-11-14 04:23:51,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:23:51,790 INFO L471 AbstractCegarLoop]: Abstraction has 155 states and 246 transitions. [2024-11-14 04:23:51,790 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-14 04:23:51,790 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 246 transitions. [2024-11-14 04:23:51,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-14 04:23:51,792 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:23:51,793 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:23:51,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/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 (4)] Ended with exit code 0 [2024-11-14 04:23:51,997 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/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 04:23:51,997 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:23:51,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:23:51,999 INFO L85 PathProgramCache]: Analyzing trace with hash -2133456728, now seen corresponding path program 1 times [2024-11-14 04:23:52,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:23:52,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1320413040] [2024-11-14 04:23:52,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:23:52,000 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 04:23:52,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:23:52,005 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/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 04:23:52,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/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 (5)] Waiting until timeout for monitored process [2024-11-14 04:23:52,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:23:52,344 INFO L255 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 04:23:52,351 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:23:54,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 563 proven. 39 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2024-11-14 04:23:54,617 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:23:55,414 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:23:55,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1320413040] [2024-11-14 04:23:55,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1320413040] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:23:55,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [665512406] [2024-11-14 04:23:55,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:23:55,415 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:23:55,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:23:55,426 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:23:55,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b16021d9-faeb-47f1-8fbf-8009be68040d/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-14 04:23:56,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:23:56,931 INFO L255 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-14 04:23:56,941 INFO L278 TraceCheckSpWp]: Computing forward predicates...