./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.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_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/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_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/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_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/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 ba41fad7f72744fe0e42c26f1418f056b21d09a04b2ad100829310a14fd9d787 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:20:24,595 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:20:24,690 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 05:20:24,703 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:20:24,704 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:20:24,740 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:20:24,741 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:20:24,741 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:20:24,742 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:20:24,742 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:20:24,742 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:20:24,742 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:20:24,742 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:20:24,743 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 05:20:24,743 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:20:24,743 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:20:24,743 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 05:20:24,743 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 05:20:24,744 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:20:24,744 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 05:20:24,744 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 05:20:24,744 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 05:20:24,745 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:20:24,745 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:20:24,745 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:20:24,745 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 05:20:24,746 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:20:24,746 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:20:24,746 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:20:24,746 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:20:24,746 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:20:24,746 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:20:24,746 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:20:24,746 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:20:24,747 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:20:24,747 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:20:24,747 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:20:24,747 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:20:24,747 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:20:24,747 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:20:24,747 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:20:24,747 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:20:24,748 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 05:20:24,748 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 05:20:24,748 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:20:24,748 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:20:24,748 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 05:20:24,748 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_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/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 -> ba41fad7f72744fe0e42c26f1418f056b21d09a04b2ad100829310a14fd9d787 [2024-11-14 05:20:25,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:20:25,221 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:20:25,226 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:20:25,229 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:20:25,229 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:20:25,231 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i Unable to find full path for "g++" [2024-11-14 05:20:27,803 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:20:28,115 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:20:28,116 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i [2024-11-14 05:20:28,131 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/data/bc296188c/7212a5465a954ad9b040431a56f9053b/FLAG4050f8c5a [2024-11-14 05:20:28,151 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/data/bc296188c/7212a5465a954ad9b040431a56f9053b [2024-11-14 05:20:28,153 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:20:28,155 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:20:28,156 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:20:28,157 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:20:28,161 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:20:28,163 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:20:28" (1/1) ... [2024-11-14 05:20:28,164 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f3d96e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:28, skipping insertion in model container [2024-11-14 05:20:28,164 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:20:28" (1/1) ... [2024-11-14 05:20:28,196 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:20:28,422 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_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i[916,929] [2024-11-14 05:20:28,569 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:20:28,584 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:20:28,598 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_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i[916,929] [2024-11-14 05:20:28,656 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:20:28,678 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:20:28,679 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:28 WrapperNode [2024-11-14 05:20:28,679 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:20:28,680 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:20:28,680 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:20:28,681 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:20:28,689 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:28" (1/1) ... [2024-11-14 05:20:28,704 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:28" (1/1) ... [2024-11-14 05:20:28,763 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 213 [2024-11-14 05:20:28,763 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:20:28,764 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:20:28,764 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:20:28,764 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:20:28,775 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:28" (1/1) ... [2024-11-14 05:20:28,775 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:28" (1/1) ... [2024-11-14 05:20:28,780 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:28" (1/1) ... [2024-11-14 05:20:28,781 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:28" (1/1) ... [2024-11-14 05:20:28,797 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:28" (1/1) ... [2024-11-14 05:20:28,802 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:28" (1/1) ... [2024-11-14 05:20:28,806 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:28" (1/1) ... [2024-11-14 05:20:28,809 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:28" (1/1) ... [2024-11-14 05:20:28,815 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:20:28,816 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:20:28,816 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:20:28,817 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:20:28,818 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:28" (1/1) ... [2024-11-14 05:20:28,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:20:28,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:20:28,858 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:20:28,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:20:28,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:20:28,896 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:20:28,896 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:20:28,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 05:20:28,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:20:28,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:20:29,043 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:20:29,045 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:20:29,687 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-14 05:20:29,688 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:20:30,096 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:20:30,096 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:20:30,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:20:30 BoogieIcfgContainer [2024-11-14 05:20:30,097 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:20:30,103 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:20:30,104 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:20:30,110 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:20:30,111 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:20:28" (1/3) ... [2024-11-14 05:20:30,115 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a48405c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:20:30, skipping insertion in model container [2024-11-14 05:20:30,116 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:28" (2/3) ... [2024-11-14 05:20:30,116 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a48405c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:20:30, skipping insertion in model container [2024-11-14 05:20:30,116 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:20:30" (3/3) ... [2024-11-14 05:20:30,118 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-51.i [2024-11-14 05:20:30,145 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:20:30,147 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-1loop_file-51.i that has 2 procedures, 59 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:20:30,235 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:20:30,254 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;@2f9075a4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:20:30,254 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:20:30,261 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-14 05:20:30,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-14 05:20:30,277 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:20:30,279 INFO L215 NwaCegarLoop]: trace histogram [32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:20:30,279 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:20:30,286 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:20:30,287 INFO L85 PathProgramCache]: Analyzing trace with hash -437833048, now seen corresponding path program 1 times [2024-11-14 05:20:30,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:20:30,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533872020] [2024-11-14 05:20:30,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:20:30,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:20:31,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 05:20:31,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [596704569] [2024-11-14 05:20:31,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:20:31,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:20:31,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:20:31,660 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:20:31,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 05:20:32,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:20:32,553 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 05:20:32,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:20:33,073 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 05:20:33,076 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 05:20:33,078 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 05:20:33,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 05:20:33,282 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-14 05:20:33,287 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 05:20:33,471 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 05:20:33,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 05:20:33 BoogieIcfgContainer [2024-11-14 05:20:33,483 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 05:20:33,484 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 05:20:33,484 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 05:20:33,484 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 05:20:33,486 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:20:30" (3/4) ... [2024-11-14 05:20:33,490 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 05:20:33,491 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 05:20:33,492 INFO L158 Benchmark]: Toolchain (without parser) took 5337.75ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 29.0MB in the end (delta: 61.9MB). Peak memory consumption was 60.4MB. Max. memory is 16.1GB. [2024-11-14 05:20:33,493 INFO L158 Benchmark]: CDTParser took 1.22ms. Allocated memory is still 83.9MB. Free memory is still 39.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:20:33,493 INFO L158 Benchmark]: CACSL2BoogieTranslator took 523.28ms. Allocated memory is still 117.4MB. Free memory was 90.2MB in the beginning and 73.0MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 05:20:33,494 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.02ms. Allocated memory is still 117.4MB. Free memory was 73.0MB in the beginning and 68.1MB in the end (delta: 4.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 05:20:33,494 INFO L158 Benchmark]: Boogie Preprocessor took 51.49ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 66.0MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:20:33,495 INFO L158 Benchmark]: RCFGBuilder took 1280.47ms. Allocated memory is still 117.4MB. Free memory was 66.0MB in the beginning and 49.3MB in the end (delta: 16.7MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2024-11-14 05:20:33,495 INFO L158 Benchmark]: TraceAbstraction took 3380.01ms. Allocated memory is still 117.4MB. Free memory was 48.6MB in the beginning and 29.0MB in the end (delta: 19.7MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2024-11-14 05:20:33,496 INFO L158 Benchmark]: Witness Printer took 6.85ms. Allocated memory is still 117.4MB. Free memory was 29.0MB in the beginning and 29.0MB in the end (delta: 7.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:20:33,499 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.22ms. Allocated memory is still 83.9MB. Free memory is still 39.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 523.28ms. Allocated memory is still 117.4MB. Free memory was 90.2MB in the beginning and 73.0MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.02ms. Allocated memory is still 117.4MB. Free memory was 73.0MB in the beginning and 68.1MB in the end (delta: 4.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.49ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 66.0MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1280.47ms. Allocated memory is still 117.4MB. Free memory was 66.0MB in the beginning and 49.3MB in the end (delta: 16.7MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. * TraceAbstraction took 3380.01ms. Allocated memory is still 117.4MB. Free memory was 48.6MB in the beginning and 29.0MB in the end (delta: 19.7MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. * Witness Printer took 6.85ms. Allocated memory is still 117.4MB. Free memory was 29.0MB in the beginning and 29.0MB in the end (delta: 7.9kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 146, overapproximation of someBinaryFLOATComparisonOperation at line 63, overapproximation of someBinaryFLOATComparisonOperation at line 142, overapproximation of someBinaryFLOATComparisonOperation at line 144, overapproximation of someUnaryDOUBLEoperation at line 23, overapproximation of someBinaryDOUBLEComparisonOperation at line 187, overapproximation of someBinaryDOUBLEComparisonOperation at line 122, overapproximation of someBinaryDOUBLEComparisonOperation at line 189, overapproximation of someBinaryDOUBLEComparisonOperation at line 190. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 0; [L23] float var_1_3 = -0.1; [L24] float var_1_4 = 127.25; [L25] float var_1_5 = 2.75; [L26] signed char var_1_6 = 1; [L27] signed char var_1_7 = -2; [L28] signed char var_1_8 = 25; [L29] signed char var_1_9 = 32; [L30] signed char var_1_11 = 0; [L31] signed long int var_1_12 = 2; [L32] unsigned long int var_1_13 = 256; [L33] unsigned long int var_1_16 = 3775050608; [L34] unsigned char var_1_18 = 16; [L35] unsigned char var_1_19 = 100; [L36] unsigned char var_1_20 = 0; [L37] unsigned char var_1_21 = 0; [L38] unsigned char var_1_22 = 0; [L39] unsigned char var_1_23 = 4; [L40] unsigned char var_1_24 = 32; [L41] unsigned char var_1_25 = 16; [L42] unsigned char var_1_26 = 32; [L43] unsigned char var_1_27 = 0; [L44] unsigned short int var_1_28 = 4; [L45] unsigned short int var_1_29 = 38930; [L46] unsigned short int var_1_30 = 59162; [L47] unsigned short int var_1_31 = 1; [L48] unsigned short int var_1_32 = 30817; [L49] unsigned long int var_1_33 = 50; [L50] double var_1_34 = 50.25; [L51] double var_1_35 = 10000000000000.75; [L52] unsigned long int last_1_var_1_13 = 256; [L53] unsigned short int last_1_var_1_31 = 1; [L54] unsigned long int last_1_var_1_33 = 50; [L202] isInitial = 1 [L203] FCALL initially() [L204] int k_loop; [L205] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=509/4, var_1_5=11/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L205] COND TRUE k_loop < 1 [L206] CALL updateLastVariables() [L193] last_1_var_1_13 = var_1_13 [L194] last_1_var_1_31 = var_1_31 [L195] last_1_var_1_33 = var_1_33 [L206] RET updateLastVariables() [L207] CALL updateVariables() [L141] var_1_3 = __VERIFIER_nondet_float() [L142] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=509/4, var_1_5=11/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=509/4, var_1_5=11/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L143] var_1_4 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_5=11/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_5=11/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L145] var_1_5 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L147] var_1_6 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_6 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_6 >= -127) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L149] CALL assume_abort_if_not(var_1_6 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_6 <= 126) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L150] var_1_8 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L152] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L153] var_1_11 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_11 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_11 >= -126) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L155] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L156] var_1_16 = __VERIFIER_nondet_ulong() [L157] CALL assume_abort_if_not(var_1_16 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_16 >= 2147483647) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L158] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L159] var_1_19 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L161] CALL assume_abort_if_not(var_1_19 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_19 <= 254) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L162] var_1_21 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L164] CALL assume_abort_if_not(var_1_21 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_21 <= 0) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L165] var_1_24 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L167] CALL assume_abort_if_not(var_1_24 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_24 <= 64) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L168] var_1_25 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L170] CALL assume_abort_if_not(var_1_25 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_25 <= 63) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L171] var_1_26 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_26 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_26 >= 31) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L173] CALL assume_abort_if_not(var_1_26 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_26 <= 64) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L174] var_1_27 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L176] CALL assume_abort_if_not(var_1_27 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=63, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_27 <= 63) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=63, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L177] var_1_29 = __VERIFIER_nondet_ushort() [L178] CALL assume_abort_if_not(var_1_29 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_29 >= 32767) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L179] CALL assume_abort_if_not(var_1_29 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_29 <= 65534) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L180] var_1_30 = __VERIFIER_nondet_ushort() [L181] CALL assume_abort_if_not(var_1_30 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32768, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_30 >= 32767) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32768, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L182] CALL assume_abort_if_not(var_1_30 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32768, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_30 <= 65534) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32768, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L183] var_1_32 = __VERIFIER_nondet_ushort() [L184] CALL assume_abort_if_not(var_1_32 >= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32768, var_1_31=1, var_1_32=-114688, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_32 >= 16384) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32768, var_1_31=1, var_1_32=-114688, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L185] CALL assume_abort_if_not(var_1_32 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32768, var_1_31=1, var_1_32=-114688, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_32 <= 32767) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32768, var_1_31=1, var_1_32=-114688, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L186] var_1_34 = __VERIFIER_nondet_double() [L187] CALL assume_abort_if_not((var_1_34 >= -922337.2036854776000e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854776000e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32768, var_1_31=1, var_1_32=-114688, var_1_33=50, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_34 >= -922337.2036854776000e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854776000e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32768, var_1_31=1, var_1_32=-114688, var_1_33=50, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L188] var_1_35 = __VERIFIER_nondet_double() [L189] CALL assume_abort_if_not((var_1_35 >= -922337.2036854776000e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854776000e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32768, var_1_31=1, var_1_32=-114688, var_1_33=50, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not((var_1_35 >= -922337.2036854776000e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854776000e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32768, var_1_31=1, var_1_32=-114688, var_1_33=50, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L190] CALL assume_abort_if_not(var_1_35 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32768, var_1_31=1, var_1_32=-114688, var_1_33=50, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_35 != 0.0F) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=2147525486, var_1_18=16, var_1_19=-256, var_1_1=0, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=4, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=63, var_1_28=4, var_1_29=32767, var_1_30=32768, var_1_31=1, var_1_32=-114688, var_1_33=50, var_1_6=1, var_1_7=-2, var_1_8=126, var_1_9=32] [L207] RET updateVariables() [L208] CALL step() [L58] COND FALSE !(last_1_var_1_13 > ((((last_1_var_1_31) > (var_1_16)) ? (last_1_var_1_31) : (var_1_16)))) [L61] var_1_28 = (var_1_25 + var_1_19) [L63] COND FALSE !((- var_1_3) <= (var_1_4 - var_1_5)) [L70] COND FALSE !(var_1_4 != var_1_5) [L73] var_1_7 = var_1_8 [L75] var_1_18 = var_1_19 [L76] COND FALSE !(var_1_18 > ((32u / var_1_16) + 32u)) [L79] COND FALSE !(\read(var_1_21)) [L82] var_1_23 = var_1_27 [L84] COND TRUE var_1_5 <= (- ((((var_1_4) < (var_1_3)) ? (var_1_4) : (var_1_3)))) [L85] var_1_31 = ((25454 + var_1_32) - var_1_1) [L89] unsigned short int stepLocal_2 = var_1_31; [L90] COND FALSE !(stepLocal_2 == var_1_11) [L97] COND TRUE (var_1_31 / var_1_16) <= var_1_28 [L98] COND TRUE var_1_28 <= var_1_18 [L99] var_1_20 = var_1_21 [L102] unsigned char stepLocal_1 = var_1_20; [L103] unsigned char stepLocal_0 = var_1_22; [L104] COND FALSE !(var_1_22 || stepLocal_1) [L107] COND FALSE !(var_1_20 && stepLocal_0) [L111] signed long int stepLocal_4 = (var_1_6 * var_1_1) / -64; [L112] unsigned short int stepLocal_3 = var_1_28; [L113] COND TRUE stepLocal_4 >= var_1_28 [L114] var_1_13 = ((((var_1_28) < (var_1_31)) ? (var_1_28) : (var_1_31))) [L120] unsigned long int stepLocal_6 = var_1_16; [L121] signed long int stepLocal_5 = (- var_1_18) / var_1_26; [L122] COND TRUE var_1_34 < (var_1_5 / var_1_35) [L123] COND TRUE stepLocal_6 > ((((64u) < (var_1_28)) ? (64u) : (var_1_28))) [L124] COND TRUE (var_1_4 - var_1_5) <= var_1_3 [L125] var_1_33 = (((((8u) < 0 ) ? -(8u) : (8u))) + 25u) [L208] RET step() [L209] CALL, EXPR property() [L198-L199] return (((((((((((((- var_1_3) <= (var_1_4 - var_1_5)) ? ((var_1_3 >= (var_1_5 / 255.75f)) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) var_1_6))) : 1) && ((var_1_4 != var_1_5) ? (var_1_7 == ((signed char) var_1_6)) : (var_1_7 == ((signed char) var_1_8)))) && ((var_1_22 || var_1_20) ? (var_1_9 == ((signed char) ((((((((((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) > (((((-2) < 0 ) ? -(-2) : (-2))))) ? (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) : (((((-2) < 0 ) ? -(-2) : (-2))))))) > (var_1_6)) ? (((((((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) > (((((-2) < 0 ) ? -(-2) : (-2))))) ? (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) : (((((-2) < 0 ) ? -(-2) : (-2))))))) : (var_1_6))))) : ((var_1_20 && var_1_22) ? (var_1_9 == ((signed char) ((((var_1_11) < (var_1_8)) ? (var_1_11) : (var_1_8))))) : 1))) && ((var_1_31 == var_1_11) ? ((! var_1_22) ? (var_1_22 ? (var_1_12 == ((signed long int) var_1_18)) : 1) : 1) : 1)) && ((((var_1_6 * var_1_1) / -64) >= var_1_28) ? (var_1_13 == ((unsigned long int) ((((var_1_28) < (var_1_31)) ? (var_1_28) : (var_1_31))))) : ((50u >= var_1_28) ? (var_1_13 == ((unsigned long int) (var_1_16 - var_1_18))) : 1))) && (var_1_18 == ((unsigned char) var_1_19))) && (((var_1_31 / var_1_16) <= var_1_28) ? ((var_1_28 <= var_1_18) ? (var_1_20 == ((unsigned char) var_1_21)) : 1) : 1)) && ((var_1_18 > ((32u / var_1_16) + 32u)) ? (var_1_22 == ((unsigned char) var_1_21)) : 1)) && (var_1_21 ? (var_1_23 == ((unsigned char) ((var_1_24 + var_1_25) + ((var_1_26 + 32) - var_1_27)))) : (var_1_23 == ((unsigned char) var_1_27)))) && ((last_1_var_1_13 > ((((last_1_var_1_31) > (var_1_16)) ? (last_1_var_1_31) : (var_1_16)))) ? (var_1_28 == ((unsigned short int) (((((var_1_29) > (var_1_30)) ? (var_1_29) : (var_1_30))) - last_1_var_1_33))) : (var_1_28 == ((unsigned short int) (var_1_25 + var_1_19))))) && ((var_1_5 <= (- ((((var_1_4) < (var_1_3)) ? (var_1_4) : (var_1_3))))) ? (var_1_31 == ((unsigned short int) ((25454 + var_1_32) - var_1_1))) : (var_1_31 == ((unsigned short int) ((((((((var_1_19) < (var_1_23)) ? (var_1_19) : (var_1_23)))) > (var_1_29)) ? (((((var_1_19) < (var_1_23)) ? (var_1_19) : (var_1_23)))) : (var_1_29))))))) && ((var_1_34 < (var_1_5 / var_1_35)) ? ((var_1_16 > ((((64u) < (var_1_28)) ? (64u) : (var_1_28)))) ? (((var_1_4 - var_1_5) <= var_1_3) ? (var_1_33 == ((unsigned long int) (((((8u) < 0 ) ? -(8u) : (8u))) + 25u))) : (var_1_33 == ((unsigned long int) ((((var_1_27) > ((var_1_29 + ((((16u) < (var_1_18)) ? (16u) : (var_1_18)))))) ? (var_1_27) : ((var_1_29 + ((((16u) < (var_1_18)) ? (16u) : (var_1_18)))))))))) : ((((- var_1_18) / var_1_26) < var_1_25) ? (var_1_33 == ((unsigned long int) var_1_30)) : (var_1_33 == ((unsigned long int) var_1_7)))) : (var_1_33 == ((unsigned long int) var_1_30))) ; [L209] RET, EXPR property() [L209] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=0, var_1_16=2147525486, var_1_18=-256, var_1_19=-256, var_1_1=0, var_1_20=256, var_1_21=256, var_1_22=0, var_1_23=63, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=63, var_1_28=0, var_1_29=32767, var_1_30=32768, var_1_31=41838, var_1_32=-114688, var_1_33=33, var_1_6=1, var_1_7=126, var_1_8=126, var_1_9=32] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=0, var_1_16=2147525486, var_1_18=-256, var_1_19=-256, var_1_1=0, var_1_20=256, var_1_21=256, var_1_22=0, var_1_23=63, var_1_24=0, var_1_25=256, var_1_26=-225, var_1_27=63, var_1_28=0, var_1_29=32767, var_1_30=32768, var_1_31=41838, var_1_32=-114688, var_1_33=33, var_1_6=1, var_1_7=126, var_1_8=126, var_1_9=32] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.1s, OverallIterations: 1, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 236 NumberOfCodeBlocks, 236 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 05:20:33,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/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_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/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_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/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 ba41fad7f72744fe0e42c26f1418f056b21d09a04b2ad100829310a14fd9d787 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:20:36,819 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:20:37,005 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 05:20:37,021 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:20:37,021 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:20:37,074 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:20:37,075 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:20:37,077 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:20:37,078 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:20:37,078 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:20:37,079 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:20:37,080 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:20:37,080 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:20:37,080 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:20:37,080 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:20:37,080 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:20:37,081 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:20:37,081 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:20:37,081 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:20:37,081 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:20:37,082 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:20:37,082 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:20:37,082 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:20:37,083 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:20:37,083 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 05:20:37,083 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 05:20:37,083 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:20:37,083 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 05:20:37,083 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:20:37,084 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:20:37,084 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:20:37,084 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:20:37,084 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 05:20:37,084 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:20:37,085 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:20:37,085 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:20:37,085 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:20:37,085 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:20:37,085 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:20:37,085 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 05:20:37,086 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 05:20:37,086 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:20:37,086 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:20:37,086 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_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/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 -> ba41fad7f72744fe0e42c26f1418f056b21d09a04b2ad100829310a14fd9d787 [2024-11-14 05:20:37,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:20:37,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:20:37,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:20:37,495 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:20:37,496 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:20:37,498 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i Unable to find full path for "g++" [2024-11-14 05:20:40,168 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:20:40,518 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:20:40,522 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i [2024-11-14 05:20:40,535 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/data/4cc0c3fb5/4ecebacb18d14a1fa3d97fd2a79e7c76/FLAGa233d349d [2024-11-14 05:20:40,559 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/data/4cc0c3fb5/4ecebacb18d14a1fa3d97fd2a79e7c76 [2024-11-14 05:20:40,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:20:40,563 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:20:40,564 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:20:40,565 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:20:40,571 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:20:40,572 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:20:40" (1/1) ... [2024-11-14 05:20:40,573 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4048b010 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:40, skipping insertion in model container [2024-11-14 05:20:40,573 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:20:40" (1/1) ... [2024-11-14 05:20:40,608 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:20:40,799 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_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i[916,929] [2024-11-14 05:20:40,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:20:40,983 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:20:41,004 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_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i[916,929] [2024-11-14 05:20:41,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:20:41,109 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:20:41,111 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:41 WrapperNode [2024-11-14 05:20:41,111 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:20:41,114 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:20:41,114 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:20:41,114 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:20:41,124 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:41" (1/1) ... [2024-11-14 05:20:41,149 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:41" (1/1) ... [2024-11-14 05:20:41,212 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 210 [2024-11-14 05:20:41,212 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:20:41,213 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:20:41,213 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:20:41,213 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:20:41,232 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:41" (1/1) ... [2024-11-14 05:20:41,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:41" (1/1) ... [2024-11-14 05:20:41,244 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:41" (1/1) ... [2024-11-14 05:20:41,245 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:41" (1/1) ... [2024-11-14 05:20:41,273 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:41" (1/1) ... [2024-11-14 05:20:41,282 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:41" (1/1) ... [2024-11-14 05:20:41,288 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:41" (1/1) ... [2024-11-14 05:20:41,290 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:41" (1/1) ... [2024-11-14 05:20:41,295 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:20:41,296 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:20:41,296 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:20:41,296 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:20:41,297 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:41" (1/1) ... [2024-11-14 05:20:41,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:20:41,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:20:41,354 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:20:41,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:20:41,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:20:41,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 05:20:41,393 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:20:41,394 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:20:41,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:20:41,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:20:41,571 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:20:41,574 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:20:49,868 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-14 05:20:49,869 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:20:49,883 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:20:49,883 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:20:49,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:20:49 BoogieIcfgContainer [2024-11-14 05:20:49,884 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:20:49,889 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:20:49,890 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:20:49,896 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:20:49,897 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:20:40" (1/3) ... [2024-11-14 05:20:49,897 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21c22958 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:20:49, skipping insertion in model container [2024-11-14 05:20:49,898 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:20:41" (2/3) ... [2024-11-14 05:20:49,898 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21c22958 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:20:49, skipping insertion in model container [2024-11-14 05:20:49,899 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:20:49" (3/3) ... [2024-11-14 05:20:49,901 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-51.i [2024-11-14 05:20:49,925 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:20:49,928 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-1loop_file-51.i that has 2 procedures, 94 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:20:50,010 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:20:50,024 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;@567f42df, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:20:50,025 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:20:50,030 INFO L276 IsEmpty]: Start isEmpty. Operand has 94 states, 59 states have (on average 1.423728813559322) internal successors, (84), 60 states have internal predecessors, (84), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-14 05:20:50,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-14 05:20:50,052 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:20:50,053 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:20:50,053 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:20:50,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:20:50,062 INFO L85 PathProgramCache]: Analyzing trace with hash 876677320, now seen corresponding path program 1 times [2024-11-14 05:20:50,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:20:50,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1620485074] [2024-11-14 05:20:50,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:20:50,083 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 05:20:50,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:20:50,087 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/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 05:20:50,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/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 05:20:51,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:20:51,795 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 05:20:51,808 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:20:51,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 494 proven. 0 refuted. 0 times theorem prover too weak. 1490 trivial. 0 not checked. [2024-11-14 05:20:51,881 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:20:51,882 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:20:51,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1620485074] [2024-11-14 05:20:51,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1620485074] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:20:51,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:20:51,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 05:20:51,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981662225] [2024-11-14 05:20:51,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:20:51,894 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 05:20:51,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:20:51,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 05:20:51,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 05:20:51,928 INFO L87 Difference]: Start difference. First operand has 94 states, 59 states have (on average 1.423728813559322) internal successors, (84), 60 states have internal predecessors, (84), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-14 05:20:51,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:20:51,995 INFO L93 Difference]: Finished difference Result 185 states and 325 transitions. [2024-11-14 05:20:51,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 05:20:51,998 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 203 [2024-11-14 05:20:51,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:20:52,008 INFO L225 Difference]: With dead ends: 185 [2024-11-14 05:20:52,009 INFO L226 Difference]: Without dead ends: 90 [2024-11-14 05:20:52,013 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 202 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 05:20:52,017 INFO L432 NwaCegarLoop]: 145 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, 145 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 05:20:52,018 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 05:20:52,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-11-14 05:20:52,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2024-11-14 05:20:52,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 56 states have (on average 1.375) internal successors, (77), 56 states have internal predecessors, (77), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-14 05:20:52,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 141 transitions. [2024-11-14 05:20:52,082 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 141 transitions. Word has length 203 [2024-11-14 05:20:52,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:20:52,082 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 141 transitions. [2024-11-14 05:20:52,083 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-14 05:20:52,083 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 141 transitions. [2024-11-14 05:20:52,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-14 05:20:52,092 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:20:52,093 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:20:52,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/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 05:20:52,293 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/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 05:20:52,294 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:20:52,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:20:52,295 INFO L85 PathProgramCache]: Analyzing trace with hash 1492413956, now seen corresponding path program 1 times [2024-11-14 05:20:52,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:20:52,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [803357184] [2024-11-14 05:20:52,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:20:52,299 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 05:20:52,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:20:52,302 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/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 05:20:52,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/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 05:20:53,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:20:53,845 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 05:20:53,857 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:20:57,346 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1011 proven. 51 refuted. 0 times theorem prover too weak. 922 trivial. 0 not checked. [2024-11-14 05:20:57,346 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:21:00,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 42 proven. 51 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2024-11-14 05:21:00,756 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:21:00,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [803357184] [2024-11-14 05:21:00,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [803357184] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 05:21:00,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1554599405] [2024-11-14 05:21:00,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:21:00,758 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:21:00,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:21:00,765 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:21:00,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-14 05:21:03,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:21:03,232 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 05:21:03,241 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:21:06,402 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1011 proven. 51 refuted. 0 times theorem prover too weak. 922 trivial. 0 not checked. [2024-11-14 05:21:06,403 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:21:09,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 42 proven. 51 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2024-11-14 05:21:09,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1554599405] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 05:21:09,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [540650563] [2024-11-14 05:21:09,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:21:09,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:21:09,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:21:09,575 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:21:09,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-14 05:21:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:21:10,854 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 05:21:10,859 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:21:13,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1011 proven. 51 refuted. 0 times theorem prover too weak. 922 trivial. 0 not checked. [2024-11-14 05:21:13,539 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:21:16,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 42 proven. 51 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2024-11-14 05:21:16,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [540650563] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 05:21:16,263 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-14 05:21:16,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2024-11-14 05:21:16,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903881045] [2024-11-14 05:21:16,264 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-14 05:21:16,266 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-14 05:21:16,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:21:16,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-14 05:21:16,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-14 05:21:16,268 INFO L87 Difference]: Start difference. First operand 90 states and 141 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2024-11-14 05:21:21,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:21:23,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:21:25,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:21:25,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:21:25,492 INFO L93 Difference]: Finished difference Result 185 states and 286 transitions. [2024-11-14 05:21:25,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 05:21:25,621 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 203 [2024-11-14 05:21:25,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:21:25,624 INFO L225 Difference]: With dead ends: 185 [2024-11-14 05:21:25,625 INFO L226 Difference]: Without dead ends: 98 [2024-11-14 05:21:25,626 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1216 GetRequests, 1204 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-14 05:21:25,627 INFO L432 NwaCegarLoop]: 103 mSDtfsCounter, 71 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 6 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2024-11-14 05:21:25,627 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 242 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 178 Invalid, 3 Unknown, 0 Unchecked, 8.8s Time] [2024-11-14 05:21:25,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2024-11-14 05:21:25,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 94. [2024-11-14 05:21:25,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 59 states have (on average 1.3389830508474576) internal successors, (79), 59 states have internal predecessors, (79), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-14 05:21:25,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 143 transitions. [2024-11-14 05:21:25,663 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 143 transitions. Word has length 203 [2024-11-14 05:21:25,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:21:25,664 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 143 transitions. [2024-11-14 05:21:25,664 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2024-11-14 05:21:25,664 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 143 transitions. [2024-11-14 05:21:25,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-14 05:21:25,671 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:21:25,672 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:21:25,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/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 05:21:25,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-14 05:21:26,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-14 05:21:26,273 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:21:26,273 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:21:26,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:21:26,274 INFO L85 PathProgramCache]: Analyzing trace with hash 212550278, now seen corresponding path program 1 times [2024-11-14 05:21:26,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:21:26,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [187138058] [2024-11-14 05:21:26,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:21:26,275 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 05:21:26,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:21:26,279 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/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 05:21:26,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-14 05:21:27,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:21:27,589 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 05:21:27,596 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:21:37,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1011 proven. 51 refuted. 0 times theorem prover too weak. 922 trivial. 0 not checked. [2024-11-14 05:21:37,511 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:21:43,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 42 proven. 51 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2024-11-14 05:21:43,686 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:21:43,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [187138058] [2024-11-14 05:21:43,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [187138058] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 05:21:43,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1379996360] [2024-11-14 05:21:43,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:21:43,687 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:21:43,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:21:43,692 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:21:43,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-14 05:21:45,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:21:45,986 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 05:21:45,990 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:21:51,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-14 05:21:51,946 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:21:51,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1379996360] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:21:51,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-14 05:21:51,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7, 8] total 11 [2024-11-14 05:21:51,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572350236] [2024-11-14 05:21:51,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:21:51,948 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 05:21:51,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:21:51,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 05:21:51,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-14 05:21:51,951 INFO L87 Difference]: Start difference. First operand 94 states and 143 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-14 05:21:56,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:21:58,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:21:58,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:21:58,684 INFO L93 Difference]: Finished difference Result 190 states and 287 transitions. [2024-11-14 05:21:58,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 05:21:58,825 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-11-14 05:21:58,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:21:58,828 INFO L225 Difference]: With dead ends: 190 [2024-11-14 05:21:58,828 INFO L226 Difference]: Without dead ends: 99 [2024-11-14 05:21:58,831 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 608 GetRequests, 595 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-14 05:21:58,832 INFO L432 NwaCegarLoop]: 129 mSDtfsCounter, 160 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 60 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2024-11-14 05:21:58,832 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [160 Valid, 214 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 120 Invalid, 2 Unknown, 0 Unchecked, 6.3s Time] [2024-11-14 05:21:58,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2024-11-14 05:21:58,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 98. [2024-11-14 05:21:58,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 62 states have (on average 1.2580645161290323) internal successors, (78), 62 states have internal predecessors, (78), 32 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-14 05:21:58,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 142 transitions. [2024-11-14 05:21:58,859 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 142 transitions. Word has length 203 [2024-11-14 05:21:58,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:21:58,860 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 142 transitions. [2024-11-14 05:21:58,860 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-14 05:21:58,860 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 142 transitions. [2024-11-14 05:21:58,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-14 05:21:58,864 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:21:58,864 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:21:58,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-14 05:21:59,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-14 05:21:59,265 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/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=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 05:21:59,265 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:21:59,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:21:59,266 INFO L85 PathProgramCache]: Analyzing trace with hash 258193000, now seen corresponding path program 1 times [2024-11-14 05:21:59,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:21:59,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [489231134] [2024-11-14 05:21:59,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:21:59,267 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 05:21:59,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:21:59,269 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/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 05:21:59,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/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 (8)] Waiting until timeout for monitored process [2024-11-14 05:22:00,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:22:00,735 INFO L255 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 05:22:00,739 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:22:09,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 841 proven. 66 refuted. 0 times theorem prover too weak. 1077 trivial. 0 not checked. [2024-11-14 05:22:09,953 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:22:10,770 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:22:10,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [489231134] [2024-11-14 05:22:10,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [489231134] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:22:10,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1475376730] [2024-11-14 05:22:10,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:22:10,771 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:22:10,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:22:10,774 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:22:10,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-14 05:22:13,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:22:13,170 INFO L255 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-14 05:22:13,176 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:22:32,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 849 proven. 39 refuted. 0 times theorem prover too weak. 1096 trivial. 0 not checked. [2024-11-14 05:22:32,941 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:22:36,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1475376730] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:22:36,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [911359076] [2024-11-14 05:22:36,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:22:36,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:22:36,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:22:36,111 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:22:36,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-14 05:22:37,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:22:37,374 INFO L255 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 05:22:37,379 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:22:42,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 841 proven. 66 refuted. 0 times theorem prover too weak. 1077 trivial. 0 not checked. [2024-11-14 05:22:42,468 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:22:45,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [911359076] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:22:45,952 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 05:22:45,952 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 11, 5] total 20 [2024-11-14 05:22:45,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756089516] [2024-11-14 05:22:45,952 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 05:22:45,954 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-14 05:22:45,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:22:45,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-14 05:22:45,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=522, Unknown=0, NotChecked=0, Total=600 [2024-11-14 05:22:45,956 INFO L87 Difference]: Start difference. First operand 98 states and 142 transitions. Second operand has 20 states, 20 states have (on average 7.4) internal successors, (148), 20 states have internal predecessors, (148), 7 states have call successors, (96), 7 states have call predecessors, (96), 11 states have return successors, (96), 7 states have call predecessors, (96), 7 states have call successors, (96) [2024-11-14 05:23:03,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:23:05,067 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:23:07,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:23:09,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:23:11,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:23:13,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:23:15,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:23:17,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:23:19,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:23:21,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:23:23,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:23:25,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:23:26,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:23:29,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.49s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:23:31,876 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:23:33,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:23:35,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:23:37,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:23:39,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:23:41,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:23:43,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:23:45,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:23:47,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:23:49,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:23:51,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:23:53,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:23:56,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.52s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:23:58,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:24:00,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:24:06,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.57s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:24:09,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:24:11,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:24:13,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:24:15,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:24:17,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:24:19,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:24:21,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:24:23,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:24:25,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:24:27,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:24:29,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:24:31,152 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:24:33,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:24:35,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:24:37,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:24:39,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:24:41,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:24:43,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:24:45,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:24:47,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:24:49,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:24:51,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:24:53,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:24:55,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:24:57,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:24:59,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:25:01,317 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:25:04,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:25:06,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:25:08,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:25:10,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:25:12,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:25:14,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:25:16,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:25:18,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:25:20,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:25:22,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:25:24,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:25:26,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:25:28,798 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:25:30,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:25:32,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:25:45,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:25:47,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:25:49,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:25:51,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:25:53,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:25:55,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:25:57,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:25:59,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:26:01,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:26:03,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:26:05,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:26:07,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:26:09,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:26:11,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:26:13,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:26:16,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:26:16,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:26:16,812 INFO L93 Difference]: Finished difference Result 446 states and 625 transitions. [2024-11-14 05:26:16,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-14 05:26:16,813 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 7.4) internal successors, (148), 20 states have internal predecessors, (148), 7 states have call successors, (96), 7 states have call predecessors, (96), 11 states have return successors, (96), 7 states have call predecessors, (96), 7 states have call successors, (96) Word has length 204 [2024-11-14 05:26:16,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:26:16,823 INFO L225 Difference]: With dead ends: 446 [2024-11-14 05:26:16,823 INFO L226 Difference]: Without dead ends: 351 [2024-11-14 05:26:16,825 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 709 GetRequests, 660 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 593 ImplicationChecksByTransitivity, 19.6s TimeCoverageRelationStatistics Valid=497, Invalid=2053, Unknown=0, NotChecked=0, Total=2550 [2024-11-14 05:26:16,826 INFO L432 NwaCegarLoop]: 97 mSDtfsCounter, 475 mSDsluCounter, 1061 mSDsCounter, 0 mSdLazyCounter, 1014 mSolverCounterSat, 353 mSolverCounterUnsat, 87 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 198.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 484 SdHoareTripleChecker+Valid, 1158 SdHoareTripleChecker+Invalid, 1454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 353 IncrementalHoareTripleChecker+Valid, 1014 IncrementalHoareTripleChecker+Invalid, 87 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 200.4s IncrementalHoareTripleChecker+Time [2024-11-14 05:26:16,826 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [484 Valid, 1158 Invalid, 1454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [353 Valid, 1014 Invalid, 87 Unknown, 0 Unchecked, 200.4s Time] [2024-11-14 05:26:16,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2024-11-14 05:26:16,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 274. [2024-11-14 05:26:16,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 274 states, 163 states have (on average 1.177914110429448) internal successors, (192), 164 states have internal predecessors, (192), 96 states have call successors, (96), 14 states have call predecessors, (96), 14 states have return successors, (96), 95 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-14 05:26:16,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 384 transitions. [2024-11-14 05:26:16,932 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 384 transitions. Word has length 204 [2024-11-14 05:26:16,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:26:16,933 INFO L471 AbstractCegarLoop]: Abstraction has 274 states and 384 transitions. [2024-11-14 05:26:16,933 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 7.4) internal successors, (148), 20 states have internal predecessors, (148), 7 states have call successors, (96), 7 states have call predecessors, (96), 11 states have return successors, (96), 7 states have call predecessors, (96), 7 states have call successors, (96) [2024-11-14 05:26:16,933 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 384 transitions. [2024-11-14 05:26:16,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-11-14 05:26:16,936 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:26:16,936 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:26:17,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-14 05:26:17,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-14 05:26:17,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/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 (8)] Ended with exit code 0 [2024-11-14 05:26:17,537 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/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 05:26:17,538 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:26:17,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:26:17,538 INFO L85 PathProgramCache]: Analyzing trace with hash 811066565, now seen corresponding path program 1 times [2024-11-14 05:26:17,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:26:17,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1108500576] [2024-11-14 05:26:17,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:26:17,539 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 05:26:17,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:26:17,542 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/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 05:26:17,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_387a3f39-73e4-4e6c-a58f-aa924c63a2ba/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 (11)] Waiting until timeout for monitored process [2024-11-14 05:26:18,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:26:18,786 INFO L255 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-14 05:26:18,795 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:27:40,890 WARN L286 SmtUtils]: Spent 5.15s on a formula simplification that was a NOOP. DAG size: 66 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 05:28:08,016 WARN L286 SmtUtils]: Spent 5.47s on a formula simplification that was a NOOP. DAG size: 72 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 05:28:08,341 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1329 proven. 147 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2024-11-14 05:28:08,342 INFO L311 TraceCheckSpWp]: Computing backward predicates...