./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-30.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_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/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_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-30.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/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_2da1e663-34fc-4d16-97ec-8aff2de6e801/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 a08c6747264c764d5ed0361e49eac1ff0225d17fdd1ef8a1d226da9ac4a6494c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:44:04,630 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:44:04,746 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 03:44:04,759 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:44:04,763 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:44:04,809 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:44:04,810 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:44:04,810 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:44:04,811 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:44:04,811 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:44:04,812 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:44:04,813 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:44:04,813 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:44:04,813 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:44:04,813 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:44:04,814 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:44:04,814 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:44:04,815 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:44:04,815 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:44:04,815 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:44:04,815 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:44:04,815 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:44:04,816 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:44:04,816 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:44:04,816 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:44:04,816 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:44:04,817 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:44:04,817 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:44:04,817 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:44:04,817 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:44:04,817 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:44:04,818 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:44:04,818 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:44:04,818 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:44:04,818 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:44:04,818 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:44:04,818 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:44:04,818 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:44:04,818 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:44:04,819 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:44:04,819 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:44:04,819 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:44:04,819 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:44:04,819 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:44:04,819 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:44:04,819 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:44:04,819 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:44:04,821 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_2da1e663-34fc-4d16-97ec-8aff2de6e801/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 -> a08c6747264c764d5ed0361e49eac1ff0225d17fdd1ef8a1d226da9ac4a6494c [2024-11-14 03:44:05,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:44:05,234 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:44:05,237 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:44:05,238 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:44:05,239 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:44:05,240 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-30.i Unable to find full path for "g++" [2024-11-14 03:44:07,513 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:44:07,902 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:44:07,903 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-30.i [2024-11-14 03:44:07,920 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/data/8ab01420e/e2e809487d4041b08f40e7b4c55cf550/FLAG3ed6489ce [2024-11-14 03:44:07,946 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/data/8ab01420e/e2e809487d4041b08f40e7b4c55cf550 [2024-11-14 03:44:07,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:44:07,960 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:44:07,961 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:44:07,962 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:44:07,967 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:44:07,968 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:44:07" (1/1) ... [2024-11-14 03:44:07,969 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@239c0f56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:07, skipping insertion in model container [2024-11-14 03:44:07,970 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:44:07" (1/1) ... [2024-11-14 03:44:07,996 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:44:08,206 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_2da1e663-34fc-4d16-97ec-8aff2de6e801/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-30.i[919,932] [2024-11-14 03:44:08,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:44:08,318 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:44:08,329 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_2da1e663-34fc-4d16-97ec-8aff2de6e801/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-30.i[919,932] [2024-11-14 03:44:08,375 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:44:08,403 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:44:08,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:08 WrapperNode [2024-11-14 03:44:08,404 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:44:08,405 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:44:08,405 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:44:08,406 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:44:08,414 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:08" (1/1) ... [2024-11-14 03:44:08,424 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:08" (1/1) ... [2024-11-14 03:44:08,465 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 218 [2024-11-14 03:44:08,465 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:44:08,466 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:44:08,468 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:44:08,468 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:44:08,479 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:08" (1/1) ... [2024-11-14 03:44:08,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:08" (1/1) ... [2024-11-14 03:44:08,484 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:08" (1/1) ... [2024-11-14 03:44:08,487 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:08" (1/1) ... [2024-11-14 03:44:08,500 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:08" (1/1) ... [2024-11-14 03:44:08,513 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:08" (1/1) ... [2024-11-14 03:44:08,516 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:08" (1/1) ... [2024-11-14 03:44:08,521 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:08" (1/1) ... [2024-11-14 03:44:08,527 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:44:08,532 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:44:08,532 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:44:08,532 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:44:08,534 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:08" (1/1) ... [2024-11-14 03:44:08,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:44:08,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:44:08,590 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:44:08,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:44:08,624 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:44:08,625 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:44:08,625 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:44:08,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:44:08,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:44:08,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:44:08,765 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:44:08,767 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:44:09,264 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-14 03:44:09,264 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:44:09,729 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:44:09,730 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:44:09,730 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:44:09 BoogieIcfgContainer [2024-11-14 03:44:09,730 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:44:09,734 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:44:09,734 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:44:09,740 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:44:09,741 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:44:07" (1/3) ... [2024-11-14 03:44:09,742 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@425b4df9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:44:09, skipping insertion in model container [2024-11-14 03:44:09,742 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:08" (2/3) ... [2024-11-14 03:44:09,743 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@425b4df9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:44:09, skipping insertion in model container [2024-11-14 03:44:09,743 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:44:09" (3/3) ... [2024-11-14 03:44:09,745 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-30.i [2024-11-14 03:44:09,765 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:44:09,768 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-30.i that has 2 procedures, 48 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:44:09,860 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:44:09,883 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;@3ea2cb53, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:44:09,883 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:44:09,890 INFO L276 IsEmpty]: Start isEmpty. Operand has 48 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-14 03:44:09,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-14 03:44:09,902 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:44:09,903 INFO L215 NwaCegarLoop]: trace histogram [24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:44:09,904 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:44:09,911 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:44:09,912 INFO L85 PathProgramCache]: Analyzing trace with hash 1551793666, now seen corresponding path program 1 times [2024-11-14 03:44:09,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:44:09,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896263024] [2024-11-14 03:44:09,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:44:09,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:44:10,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:44:10,457 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 03:44:10,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:44:10,949 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 03:44:10,954 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 03:44:10,956 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 03:44:10,959 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 03:44:10,968 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 03:44:11,148 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:44:11,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:44:11 BoogieIcfgContainer [2024-11-14 03:44:11,157 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:44:11,158 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:44:11,159 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:44:11,159 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:44:11,160 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:44:09" (3/4) ... [2024-11-14 03:44:11,164 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 03:44:11,165 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:44:11,168 INFO L158 Benchmark]: Toolchain (without parser) took 3207.89ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 93.3MB in the beginning and 294.0MB in the end (delta: -200.7MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2024-11-14 03:44:11,171 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:44:11,171 INFO L158 Benchmark]: CACSL2BoogieTranslator took 443.20ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 78.5MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 03:44:11,172 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.27ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 76.2MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:44:11,172 INFO L158 Benchmark]: Boogie Preprocessor took 65.42ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 74.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:44:11,177 INFO L158 Benchmark]: RCFGBuilder took 1198.38ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 67.9MB in the end (delta: 6.8MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. [2024-11-14 03:44:11,178 INFO L158 Benchmark]: TraceAbstraction took 1423.21ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 67.3MB in the beginning and 294.0MB in the end (delta: -226.7MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2024-11-14 03:44:11,178 INFO L158 Benchmark]: Witness Printer took 7.84ms. Allocated memory is still 352.3MB. Free memory was 294.0MB in the beginning and 294.0MB in the end (delta: 11.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:44:11,181 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 443.20ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 78.5MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.27ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 76.2MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 65.42ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 74.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1198.38ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 67.9MB in the end (delta: 6.8MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1423.21ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 67.3MB in the beginning and 294.0MB in the end (delta: -226.7MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * Witness Printer took 7.84ms. Allocated memory is still 352.3MB. Free memory was 294.0MB in the beginning and 294.0MB in the end (delta: 11.7kB). 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 someBinaryArithmeticDOUBLEoperation at line 117, overapproximation of bitwiseAnd at line 96, overapproximation of someUnaryDOUBLEoperation at line 112, overapproximation of someBinaryDOUBLEComparisonOperation at line 58, overapproximation of someBinaryDOUBLEComparisonOperation at line 169, overapproximation of someBinaryDOUBLEComparisonOperation at line 171, overapproximation of someBinaryDOUBLEComparisonOperation at line 157, overapproximation of someBinaryDOUBLEComparisonOperation at line 172, overapproximation of someBinaryDOUBLEComparisonOperation at line 165, overapproximation of someBinaryDOUBLEComparisonOperation at line 155, overapproximation of someBinaryDOUBLEComparisonOperation at line 167, overapproximation of someBinaryDOUBLEComparisonOperation at line 180. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_4 = 0; [L24] double var_1_5 = 127.5; [L25] double var_1_7 = 10000000000000.125; [L26] double var_1_8 = 1.25; [L27] double var_1_10 = 25.7; [L28] signed long int var_1_11 = -2; [L29] signed long int var_1_13 = 5; [L30] signed long int var_1_14 = 128; [L31] signed long int var_1_15 = 1000; [L32] double var_1_16 = 0.2; [L33] double var_1_17 = 0.25; [L34] double var_1_18 = 99999999999999.5; [L35] signed short int var_1_19 = -64; [L36] double var_1_21 = 100.4; [L37] signed long int var_1_24 = 10; [L38] signed char var_1_25 = -8; [L39] double var_1_26 = 9.75; [L40] signed char var_1_28 = 8; [L41] unsigned long int var_1_29 = 16; [L42] unsigned long int var_1_30 = 1; [L43] float var_1_31 = 16.6; [L44] signed short int var_1_35 = 256; [L45] unsigned long int var_1_36 = 16; [L46] double var_1_37 = 8.5; [L47] unsigned long int var_1_38 = 3569725445; [L48] unsigned long int var_1_39 = 3551809449; [L49] unsigned long int var_1_40 = 10000000; [L50] unsigned char last_1_var_1_1 = 1; [L51] signed long int last_1_var_1_11 = -2; [L52] signed long int last_1_var_1_15 = 1000; [L53] double last_1_var_1_16 = 0.2; [L202] isInitial = 1 [L203] FCALL initially() [L204] COND TRUE 1 [L205] CALL updateLastVariables() [L192] last_1_var_1_1 = var_1_1 [L193] last_1_var_1_11 = var_1_11 [L194] last_1_var_1_15 = var_1_15 [L195] last_1_var_1_16 = var_1_16 [L205] RET updateLastVariables() [L206] CALL updateVariables() [L151] var_1_4 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_4 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_7=80000000000001/8, var_1_8=5/4] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_4 >= 1) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_7=80000000000001/8, var_1_8=5/4] [L153] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_7=80000000000001/8, var_1_8=5/4] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_7=80000000000001/8, var_1_8=5/4] [L154] var_1_7 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=257/10, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L156] var_1_10 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=5, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L158] var_1_13 = __VERIFIER_nondet_long() [L159] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L160] CALL assume_abort_if_not(var_1_13 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_13 <= 2147483646) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=128, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L161] var_1_14 = __VERIFIER_nondet_long() [L162] CALL assume_abort_if_not(var_1_14 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_14 >= -2147483647) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L163] CALL assume_abort_if_not(var_1_14 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_14 <= 2147483646) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_17=1/4, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L164] var_1_17 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_18=199999999999999/2, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L166] var_1_18 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_21=502/5, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L168] var_1_21 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_26=39/4, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L170] var_1_26 = __VERIFIER_nondet_double() [L171] CALL assume_abort_if_not((var_1_26 >= -922337.2036854776000e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854776000e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not((var_1_26 >= -922337.2036854776000e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854776000e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L172] CALL assume_abort_if_not(var_1_26 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_26 != 0.0F) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=8, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L173] var_1_28 = __VERIFIER_nondet_char() [L174] CALL assume_abort_if_not(var_1_28 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=-127, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_28 >= -127) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=-127, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L175] CALL assume_abort_if_not(var_1_28 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=-127, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_28 <= 126) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=-127, var_1_29=16, var_1_30=1, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L176] var_1_30 = __VERIFIER_nondet_ulong() [L177] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=-127, var_1_29=16, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=-127, var_1_29=16, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L178] CALL assume_abort_if_not(var_1_30 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=-127, var_1_29=16, var_1_30=-2, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_30 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=-127, var_1_29=16, var_1_30=-2, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_37=17/2, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L179] var_1_37 = __VERIFIER_nondet_double() [L180] CALL assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854776000e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=-127, var_1_29=16, var_1_30=-2, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854776000e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=-127, var_1_29=16, var_1_30=-2, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_38=3569725445, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L181] var_1_38 = __VERIFIER_nondet_ulong() [L182] CALL assume_abort_if_not(var_1_38 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=-127, var_1_29=16, var_1_30=-2, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_38=2147483903, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_38 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=-127, var_1_29=16, var_1_30=-2, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_38=2147483903, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L183] CALL assume_abort_if_not(var_1_38 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=-127, var_1_29=16, var_1_30=-2, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_38=2147483903, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_38 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=-127, var_1_29=16, var_1_30=-2, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_38=2147483903, var_1_39=3551809449, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L184] var_1_39 = __VERIFIER_nondet_ulong() [L185] CALL assume_abort_if_not(var_1_39 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=-127, var_1_29=16, var_1_30=-2, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_38=2147483903, var_1_39=2147483903, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_39 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=-127, var_1_29=16, var_1_30=-2, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_38=2147483903, var_1_39=2147483903, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L186] CALL assume_abort_if_not(var_1_39 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=-127, var_1_29=16, var_1_30=-2, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_38=2147483903, var_1_39=2147483903, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_39 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=-127, var_1_29=16, var_1_30=-2, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_38=2147483903, var_1_39=2147483903, var_1_40=10000000, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L187] var_1_40 = __VERIFIER_nondet_ulong() [L188] CALL assume_abort_if_not(var_1_40 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=-127, var_1_29=16, var_1_30=-2, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_38=2147483903, var_1_39=2147483903, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_40 >= 0) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=-127, var_1_29=16, var_1_30=-2, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_38=2147483903, var_1_39=2147483903, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L189] CALL assume_abort_if_not(var_1_40 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=-127, var_1_29=16, var_1_30=-2, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_38=2147483903, var_1_39=2147483903, var_1_40=2147483647, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_40 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=1000, var_1_16=1/5, var_1_19=-64, var_1_1=1, var_1_24=10, var_1_25=-8, var_1_28=-127, var_1_29=16, var_1_30=-2, var_1_31=83/5, var_1_35=256, var_1_36=16, var_1_38=2147483903, var_1_39=2147483903, var_1_40=2147483647, var_1_4=257, var_1_5=255/2, var_1_8=5/4] [L206] RET updateVariables() [L207] CALL step() [L57] COND TRUE \read(last_1_var_1_1) [L58] COND FALSE !(((((last_1_var_1_16) > (49.75)) ? (last_1_var_1_16) : (49.75))) > last_1_var_1_16) [L64] COND FALSE !((((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))) - var_1_21) == (var_1_10 * var_1_7)) [L67] signed long int stepLocal_0 = last_1_var_1_11; [L68] COND TRUE (last_1_var_1_11 / ((((-16) < 0 ) ? -(-16) : (-16)))) >= stepLocal_0 [L69] var_1_1 = var_1_4 [L71] COND TRUE var_1_21 != var_1_16 [L72] COND FALSE !(var_1_17 < (var_1_5 / var_1_26)) [L75] var_1_25 = 64 [L84] signed long int stepLocal_2 = var_1_11; [L85] unsigned char stepLocal_1 = var_1_1; [L86] COND TRUE \read(var_1_1) [L87] COND TRUE var_1_11 >= stepLocal_2 [L88] COND TRUE stepLocal_1 || (var_1_11 < var_1_11) [L89] var_1_5 = var_1_7 [L95] var_1_24 = var_1_11 [L96] EXPR var_1_11 & var_1_13 [L96] COND FALSE !((- var_1_11) > (var_1_11 & var_1_13)) [L107] var_1_15 = var_1_13 [L109] COND FALSE !(var_1_7 > var_1_5) [L116] COND TRUE \read(var_1_1) [L117] var_1_31 = ((((((((var_1_7) < (var_1_7)) ? (var_1_7) : (var_1_7))) < 0 ) ? -((((var_1_7) < (var_1_7)) ? (var_1_7) : (var_1_7))) : ((((var_1_7) < (var_1_7)) ? (var_1_7) : (var_1_7))))) - 256.35f) [L120] COND FALSE !(! ((1 + var_1_11) <= var_1_13)) [L125] COND TRUE var_1_21 < var_1_7 [L126] COND FALSE !(var_1_21 == (var_1_37 - 199.3)) [L129] var_1_36 = 256u [L132] COND FALSE !(((((var_1_5) < (last_1_var_1_16)) ? (var_1_5) : (last_1_var_1_16))) >= var_1_7) [L135] var_1_16 = var_1_17 [L137] var_1_29 = var_1_30 [L138] COND FALSE !(10.55f < var_1_16) [L143] COND TRUE var_1_16 > var_1_7 [L144] var_1_8 = var_1_10 [L207] RET step() [L208] CALL, EXPR property() [L198] EXPR ((((((last_1_var_1_11 / ((((-16) < 0 ) ? -(-16) : (-16)))) >= last_1_var_1_11) ? (var_1_1 == ((unsigned char) var_1_4)) : 1) && (var_1_1 ? ((var_1_11 >= var_1_11) ? ((var_1_1 || (var_1_11 < var_1_11)) ? (var_1_5 == ((double) var_1_7)) : 1) : (var_1_5 == ((double) var_1_7))) : 1)) && ((10.55f < var_1_16) ? ((var_1_16 > (var_1_7 * var_1_16)) ? (var_1_8 == ((double) ((((var_1_7) > (var_1_10)) ? (var_1_7) : (var_1_10))))) : 1) : ((var_1_16 > var_1_7) ? (var_1_8 == ((double) var_1_10)) : (var_1_8 == ((double) var_1_7))))) && (last_1_var_1_1 ? ((((((last_1_var_1_16) > (49.75)) ? (last_1_var_1_16) : (49.75))) > last_1_var_1_16) ? (var_1_11 == ((signed long int) ((((last_1_var_1_15) < ((((((var_1_13 - 5)) > (var_1_14)) ? ((var_1_13 - 5)) : (var_1_14))))) ? (last_1_var_1_15) : ((((((var_1_13 - 5)) > (var_1_14)) ? ((var_1_13 - 5)) : (var_1_14)))))))) : 1) : (var_1_11 == ((signed long int) last_1_var_1_15)))) && (((- var_1_11) > (var_1_11 & var_1_13)) ? ((var_1_11 <= 128) ? (var_1_1 ? (var_1_15 == ((signed long int) var_1_14)) : (var_1_15 == ((signed long int) var_1_14))) : (var_1_15 == ((signed long int) var_1_14))) : (var_1_15 == ((signed long int) var_1_13))) [L198-L199] return (((((((last_1_var_1_11 / ((((-16) < 0 ) ? -(-16) : (-16)))) >= last_1_var_1_11) ? (var_1_1 == ((unsigned char) var_1_4)) : 1) && (var_1_1 ? ((var_1_11 >= var_1_11) ? ((var_1_1 || (var_1_11 < var_1_11)) ? (var_1_5 == ((double) var_1_7)) : 1) : (var_1_5 == ((double) var_1_7))) : 1)) && ((10.55f < var_1_16) ? ((var_1_16 > (var_1_7 * var_1_16)) ? (var_1_8 == ((double) ((((var_1_7) > (var_1_10)) ? (var_1_7) : (var_1_10))))) : 1) : ((var_1_16 > var_1_7) ? (var_1_8 == ((double) var_1_10)) : (var_1_8 == ((double) var_1_7))))) && (last_1_var_1_1 ? ((((((last_1_var_1_16) > (49.75)) ? (last_1_var_1_16) : (49.75))) > last_1_var_1_16) ? (var_1_11 == ((signed long int) ((((last_1_var_1_15) < ((((((var_1_13 - 5)) > (var_1_14)) ? ((var_1_13 - 5)) : (var_1_14))))) ? (last_1_var_1_15) : ((((((var_1_13 - 5)) > (var_1_14)) ? ((var_1_13 - 5)) : (var_1_14)))))))) : 1) : (var_1_11 == ((signed long int) last_1_var_1_15)))) && (((- var_1_11) > (var_1_11 & var_1_13)) ? ((var_1_11 <= 128) ? (var_1_1 ? (var_1_15 == ((signed long int) var_1_14)) : (var_1_15 == ((signed long int) var_1_14))) : (var_1_15 == ((signed long int) var_1_14))) : (var_1_15 == ((signed long int) var_1_13)))) && ((((((var_1_5) < (last_1_var_1_16)) ? (var_1_5) : (last_1_var_1_16))) >= var_1_7) ? (var_1_16 == ((double) (var_1_17 + (var_1_18 + 16.75)))) : (var_1_16 == ((double) var_1_17))) ; [L208] RET, EXPR property() [L208] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=255/2, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=9, var_1_16=100000000000005, var_1_17=100000000000005, var_1_19=-64, var_1_1=257, var_1_24=-2, var_1_25=64, var_1_28=-127, var_1_29=-2, var_1_30=-2, var_1_31=255/2, var_1_35=256, var_1_36=256, var_1_38=2147483903, var_1_39=2147483903, var_1_40=2147483647, var_1_4=257, var_1_5=255/2, var_1_7=255/2, var_1_8=255/2] [L19] reach_error() VAL [isInitial=1, last_1_var_1_11=-2, last_1_var_1_15=1000, last_1_var_1_16=1/5, last_1_var_1_1=1, var_1_10=255/2, var_1_11=-2, var_1_13=9, var_1_14=9, var_1_15=9, var_1_16=100000000000005, var_1_17=100000000000005, var_1_19=-64, var_1_1=257, var_1_24=-2, var_1_25=64, var_1_28=-127, var_1_29=-2, var_1_30=-2, var_1_31=255/2, var_1_35=256, var_1_36=256, var_1_38=2147483903, var_1_39=2147483903, var_1_40=2147483647, var_1_4=257, var_1_5=255/2, var_1_7=255/2, var_1_8=255/2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 48 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=48occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 91 NumberOfCodeBlocks, 91 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 03:44:11,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/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_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-30.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/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_2da1e663-34fc-4d16-97ec-8aff2de6e801/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 a08c6747264c764d5ed0361e49eac1ff0225d17fdd1ef8a1d226da9ac4a6494c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:44:14,218 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:44:14,339 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 03:44:14,350 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:44:14,350 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:44:14,412 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:44:14,413 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:44:14,414 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:44:14,416 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:44:14,416 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:44:14,416 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:44:14,416 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:44:14,417 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:44:14,417 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:44:14,417 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:44:14,417 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:44:14,418 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:44:14,418 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:44:14,418 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:44:14,418 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:44:14,418 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:44:14,418 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:44:14,418 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:44:14,419 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:44:14,419 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 03:44:14,419 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 03:44:14,419 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:44:14,419 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 03:44:14,419 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:44:14,419 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:44:14,425 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:44:14,425 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:44:14,425 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 03:44:14,426 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:44:14,426 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:44:14,426 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:44:14,426 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:44:14,426 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:44:14,426 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:44:14,426 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 03:44:14,426 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 03:44:14,426 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:44:14,427 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:44:14,427 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_2da1e663-34fc-4d16-97ec-8aff2de6e801/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 -> a08c6747264c764d5ed0361e49eac1ff0225d17fdd1ef8a1d226da9ac4a6494c [2024-11-14 03:44:14,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:44:14,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:44:14,853 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:44:14,855 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:44:14,855 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:44:14,857 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-30.i Unable to find full path for "g++" [2024-11-14 03:44:17,403 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:44:17,770 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:44:17,771 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-30.i [2024-11-14 03:44:17,782 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/data/a938345a5/265c4075d0d74105adfe39ba3ff65898/FLAG0d29213c8 [2024-11-14 03:44:17,802 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/data/a938345a5/265c4075d0d74105adfe39ba3ff65898 [2024-11-14 03:44:17,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:44:17,807 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:44:17,809 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:44:17,810 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:44:17,816 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:44:17,817 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:44:17" (1/1) ... [2024-11-14 03:44:17,819 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a890d02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:17, skipping insertion in model container [2024-11-14 03:44:17,819 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:44:17" (1/1) ... [2024-11-14 03:44:17,863 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:44:18,102 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_2da1e663-34fc-4d16-97ec-8aff2de6e801/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-30.i[919,932] [2024-11-14 03:44:18,248 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:44:18,280 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:44:18,299 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_2da1e663-34fc-4d16-97ec-8aff2de6e801/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-30.i[919,932] [2024-11-14 03:44:18,384 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:44:18,420 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:44:18,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:18 WrapperNode [2024-11-14 03:44:18,421 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:44:18,424 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:44:18,424 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:44:18,425 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:44:18,434 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:18" (1/1) ... [2024-11-14 03:44:18,458 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:18" (1/1) ... [2024-11-14 03:44:18,506 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 192 [2024-11-14 03:44:18,507 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:44:18,507 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:44:18,508 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:44:18,508 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:44:18,517 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:18" (1/1) ... [2024-11-14 03:44:18,521 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:18" (1/1) ... [2024-11-14 03:44:18,526 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:18" (1/1) ... [2024-11-14 03:44:18,526 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:18" (1/1) ... [2024-11-14 03:44:18,539 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:18" (1/1) ... [2024-11-14 03:44:18,544 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:18" (1/1) ... [2024-11-14 03:44:18,548 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:18" (1/1) ... [2024-11-14 03:44:18,550 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:18" (1/1) ... [2024-11-14 03:44:18,555 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:44:18,558 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:44:18,559 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:44:18,560 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:44:18,561 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:18" (1/1) ... [2024-11-14 03:44:18,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:44:18,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:44:18,611 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:44:18,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:44:18,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:44:18,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 03:44:18,661 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:44:18,662 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:44:18,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:44:18,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:44:18,843 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:44:18,847 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:44:34,568 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-14 03:44:34,568 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:44:34,583 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:44:34,584 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:44:34,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:44:34 BoogieIcfgContainer [2024-11-14 03:44:34,584 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:44:34,587 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:44:34,587 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:44:34,593 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:44:34,593 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:44:17" (1/3) ... [2024-11-14 03:44:34,594 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ed511d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:44:34, skipping insertion in model container [2024-11-14 03:44:34,594 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:44:18" (2/3) ... [2024-11-14 03:44:34,595 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ed511d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:44:34, skipping insertion in model container [2024-11-14 03:44:34,595 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:44:34" (3/3) ... [2024-11-14 03:44:34,596 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-30.i [2024-11-14 03:44:34,614 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:44:34,616 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-30.i that has 2 procedures, 87 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:44:34,722 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:44:34,737 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;@efd6a6a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:44:34,738 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:44:34,742 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 60 states have (on average 1.5) internal successors, (90), 61 states have internal predecessors, (90), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-14 03:44:34,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-14 03:44:34,758 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:44:34,758 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:44:34,759 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:44:34,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:44:34,765 INFO L85 PathProgramCache]: Analyzing trace with hash -965232644, now seen corresponding path program 1 times [2024-11-14 03:44:34,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:44:34,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1822085755] [2024-11-14 03:44:34,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:44:34,784 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:44:34,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:44:34,786 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:44:34,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 03:44:36,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:44:36,763 INFO L255 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 03:44:36,773 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:44:36,843 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 574 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2024-11-14 03:44:36,844 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:44:36,844 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:44:36,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1822085755] [2024-11-14 03:44:36,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1822085755] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:44:36,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:44:36,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:44:36,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065505535] [2024-11-14 03:44:36,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:44:36,858 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 03:44:36,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:44:36,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 03:44:36,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:44:36,887 INFO L87 Difference]: Start difference. First operand has 87 states, 60 states have (on average 1.5) internal successors, (90), 61 states have internal predecessors, (90), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-14 03:44:36,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:44:36,917 INFO L93 Difference]: Finished difference Result 167 states and 294 transitions. [2024-11-14 03:44:36,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 03:44:36,919 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 162 [2024-11-14 03:44:36,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:44:36,926 INFO L225 Difference]: With dead ends: 167 [2024-11-14 03:44:36,926 INFO L226 Difference]: Without dead ends: 83 [2024-11-14 03:44:36,929 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:44:36,932 INFO L432 NwaCegarLoop]: 131 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, 131 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:44:36,933 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 03:44:36,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2024-11-14 03:44:36,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2024-11-14 03:44:36,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 57 states have (on average 1.456140350877193) internal successors, (83), 57 states have internal predecessors, (83), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-14 03:44:36,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 131 transitions. [2024-11-14 03:44:36,989 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 131 transitions. Word has length 162 [2024-11-14 03:44:36,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:44:36,991 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 131 transitions. [2024-11-14 03:44:36,991 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-14 03:44:36,992 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 131 transitions. [2024-11-14 03:44:36,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-14 03:44:36,995 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:44:36,995 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:44:37,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-14 03:44:37,196 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:44:37,196 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:44:37,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:44:37,197 INFO L85 PathProgramCache]: Analyzing trace with hash 1583131508, now seen corresponding path program 1 times [2024-11-14 03:44:37,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:44:37,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [869568444] [2024-11-14 03:44:37,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:44:37,198 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:44:37,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:44:37,200 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:44:37,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-14 03:44:39,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:44:39,112 INFO L255 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 03:44:39,119 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:44:41,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-14 03:44:41,535 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:44:41,536 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:44:41,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [869568444] [2024-11-14 03:44:41,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [869568444] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:44:41,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:44:41,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 03:44:41,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346574525] [2024-11-14 03:44:41,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:44:41,538 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 03:44:41,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:44:41,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 03:44:41,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 03:44:41,540 INFO L87 Difference]: Start difference. First operand 83 states and 131 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-14 03:44:43,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:44:46,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:44:48,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:44:50,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:44:52,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:44:54,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:44:54,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:44:54,466 INFO L93 Difference]: Finished difference Result 274 states and 439 transitions. [2024-11-14 03:44:54,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 03:44:54,507 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 162 [2024-11-14 03:44:54,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:44:54,511 INFO L225 Difference]: With dead ends: 274 [2024-11-14 03:44:54,512 INFO L226 Difference]: Without dead ends: 194 [2024-11-14 03:44:54,513 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-14 03:44:54,514 INFO L432 NwaCegarLoop]: 167 mSDtfsCounter, 135 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 53 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 405 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.8s IncrementalHoareTripleChecker+Time [2024-11-14 03:44:54,514 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 405 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 26 Invalid, 4 Unknown, 0 Unchecked, 12.8s Time] [2024-11-14 03:44:54,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2024-11-14 03:44:54,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 161. [2024-11-14 03:44:54,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 110 states have (on average 1.4272727272727272) internal successors, (157), 110 states have internal predecessors, (157), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-14 03:44:54,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 253 transitions. [2024-11-14 03:44:54,553 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 253 transitions. Word has length 162 [2024-11-14 03:44:54,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:44:54,555 INFO L471 AbstractCegarLoop]: Abstraction has 161 states and 253 transitions. [2024-11-14 03:44:54,555 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-14 03:44:54,555 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 253 transitions. [2024-11-14 03:44:54,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-14 03:44:54,558 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:44:54,559 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:44:54,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-14 03:44:54,759 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:44:54,759 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:44:54,760 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:44:54,760 INFO L85 PathProgramCache]: Analyzing trace with hash 835875766, now seen corresponding path program 1 times [2024-11-14 03:44:54,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:44:54,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [810360643] [2024-11-14 03:44:54,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:44:54,761 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:44:54,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:44:54,765 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:44:54,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-14 03:44:56,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:44:56,659 INFO L255 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 03:44:56,682 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:45:01,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 48 proven. 132 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-14 03:45:01,516 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:45:03,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-11-14 03:45:03,398 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:45:03,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [810360643] [2024-11-14 03:45:03,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [810360643] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:45:03,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2058693522] [2024-11-14 03:45:03,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:45:03,399 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:45:03,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:45:03,402 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:45:03,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-14 03:45:04,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:45:04,382 INFO L255 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 03:45:04,387 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:45:04,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-14 03:45:04,572 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:45:04,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2058693522] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:45:04,572 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-14 03:45:04,573 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9, 6] total 13 [2024-11-14 03:45:04,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194634997] [2024-11-14 03:45:04,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:45:04,573 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:45:04,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:45:04,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:45:04,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-14 03:45:04,575 INFO L87 Difference]: Start difference. First operand 161 states and 253 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-14 03:45:08,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:45:10,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:45:10,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:45:10,259 INFO L93 Difference]: Finished difference Result 318 states and 503 transitions. [2024-11-14 03:45:10,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:45:10,260 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 163 [2024-11-14 03:45:10,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:45:10,264 INFO L225 Difference]: With dead ends: 318 [2024-11-14 03:45:10,265 INFO L226 Difference]: Without dead ends: 238 [2024-11-14 03:45:10,266 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 486 GetRequests, 474 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-14 03:45:10,267 INFO L432 NwaCegarLoop]: 207 mSDtfsCounter, 111 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 7 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 323 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-14 03:45:10,267 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 323 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 18 Invalid, 2 Unknown, 0 Unchecked, 5.6s Time] [2024-11-14 03:45:10,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2024-11-14 03:45:10,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 236. [2024-11-14 03:45:10,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 236 states, 160 states have (on average 1.40625) internal successors, (225), 160 states have internal predecessors, (225), 72 states have call successors, (72), 3 states have call predecessors, (72), 3 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-14 03:45:10,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 369 transitions. [2024-11-14 03:45:10,322 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 369 transitions. Word has length 163 [2024-11-14 03:45:10,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:45:10,323 INFO L471 AbstractCegarLoop]: Abstraction has 236 states and 369 transitions. [2024-11-14 03:45:10,324 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-14 03:45:10,324 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 369 transitions. [2024-11-14 03:45:10,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-14 03:45:10,331 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:45:10,332 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:45:10,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-14 03:45:10,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-14 03:45:10,732 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:45:10,733 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:45:10,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:45:10,734 INFO L85 PathProgramCache]: Analyzing trace with hash 1536940344, now seen corresponding path program 1 times [2024-11-14 03:45:10,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:45:10,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2026827183] [2024-11-14 03:45:10,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:45:10,735 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:45:10,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:45:10,739 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:45:10,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-14 03:45:12,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:45:12,595 INFO L255 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 03:45:12,600 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:45:16,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 48 proven. 132 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-14 03:45:16,786 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:45:18,671 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-11-14 03:45:18,671 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:45:18,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2026827183] [2024-11-14 03:45:18,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2026827183] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:45:18,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1870216994] [2024-11-14 03:45:18,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:45:18,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:45:18,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:45:18,674 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:45:18,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-14 03:45:22,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:45:22,515 INFO L255 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 03:45:22,519 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:45:24,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 23 proven. 69 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-14 03:45:24,564 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:45:26,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-11-14 03:45:26,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1870216994] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:45:26,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2073898998] [2024-11-14 03:45:26,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:45:26,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:45:26,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:45:26,152 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:45:26,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-14 03:45:27,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:45:27,168 INFO L255 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 03:45:27,172 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:45:29,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 23 proven. 69 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-14 03:45:29,109 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:45:30,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-11-14 03:45:30,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2073898998] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:45:30,727 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-14 03:45:30,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6, 6, 6, 6, 6] total 12 [2024-11-14 03:45:30,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886453884] [2024-11-14 03:45:30,728 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-14 03:45:30,729 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-14 03:45:30,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:45:30,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-14 03:45:30,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2024-11-14 03:45:30,731 INFO L87 Difference]: Start difference. First operand 236 states and 369 transitions. Second operand has 12 states, 12 states have (on average 7.5) internal successors, (90), 12 states have internal predecessors, (90), 3 states have call successors, (69), 3 states have call predecessors, (69), 6 states have return successors, (71), 2 states have call predecessors, (71), 3 states have call successors, (71) [2024-11-14 03:45:37,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:45:39,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:45:41,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:45:43,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:45:44,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:45:44,146 INFO L93 Difference]: Finished difference Result 416 states and 637 transitions. [2024-11-14 03:45:44,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 03:45:44,147 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.5) internal successors, (90), 12 states have internal predecessors, (90), 3 states have call successors, (69), 3 states have call predecessors, (69), 6 states have return successors, (71), 2 states have call predecessors, (71), 3 states have call successors, (71) Word has length 163 [2024-11-14 03:45:44,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:45:44,150 INFO L225 Difference]: With dead ends: 416 [2024-11-14 03:45:44,151 INFO L226 Difference]: Without dead ends: 183 [2024-11-14 03:45:44,153 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 983 GetRequests, 959 SyntacticMatches, 5 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=138, Invalid=282, Unknown=0, NotChecked=0, Total=420 [2024-11-14 03:45:44,154 INFO L432 NwaCegarLoop]: 97 mSDtfsCounter, 302 mSDsluCounter, 211 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 103 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 308 SdHoareTripleChecker+Invalid, 345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.6s IncrementalHoareTripleChecker+Time [2024-11-14 03:45:44,155 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [303 Valid, 308 Invalid, 345 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 238 Invalid, 4 Unknown, 0 Unchecked, 12.6s Time] [2024-11-14 03:45:44,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2024-11-14 03:45:44,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 177. [2024-11-14 03:45:44,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 122 states have (on average 1.3360655737704918) internal successors, (163), 122 states have internal predecessors, (163), 48 states have call successors, (48), 6 states have call predecessors, (48), 6 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-14 03:45:44,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 259 transitions. [2024-11-14 03:45:44,190 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 259 transitions. Word has length 163 [2024-11-14 03:45:44,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:45:44,191 INFO L471 AbstractCegarLoop]: Abstraction has 177 states and 259 transitions. [2024-11-14 03:45:44,191 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.5) internal successors, (90), 12 states have internal predecessors, (90), 3 states have call successors, (69), 3 states have call predecessors, (69), 6 states have return successors, (71), 2 states have call predecessors, (71), 3 states have call successors, (71) [2024-11-14 03:45:44,191 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 259 transitions. [2024-11-14 03:45:44,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-14 03:45:44,194 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:45:44,194 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:45:44,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-14 03:45:44,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/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 03:45:44,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-14 03:45:44,795 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:45:44,796 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:45:44,796 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:45:44,796 INFO L85 PathProgramCache]: Analyzing trace with hash 1097669181, now seen corresponding path program 1 times [2024-11-14 03:45:44,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:45:44,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [158609840] [2024-11-14 03:45:44,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:45:44,799 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:45:44,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:45:44,802 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:45:44,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/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 (9)] Waiting until timeout for monitored process [2024-11-14 03:45:46,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:45:46,729 INFO L255 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 03:45:46,733 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:45:46,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-14 03:45:46,806 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:45:46,806 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:45:46,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [158609840] [2024-11-14 03:45:46,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [158609840] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:45:46,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:45:46,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 03:45:46,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921316571] [2024-11-14 03:45:46,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:45:46,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:45:46,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:45:46,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:45:46,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:45:46,809 INFO L87 Difference]: Start difference. First operand 177 states and 259 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-14 03:45:49,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:45:49,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:45:49,313 INFO L93 Difference]: Finished difference Result 351 states and 515 transitions. [2024-11-14 03:45:49,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:45:49,314 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 164 [2024-11-14 03:45:49,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:45:49,317 INFO L225 Difference]: With dead ends: 351 [2024-11-14 03:45:49,317 INFO L226 Difference]: Without dead ends: 177 [2024-11-14 03:45:49,319 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:45:49,320 INFO L432 NwaCegarLoop]: 124 mSDtfsCounter, 0 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 229 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-14 03:45:49,320 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 229 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2024-11-14 03:45:49,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2024-11-14 03:45:49,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177. [2024-11-14 03:45:49,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 122 states have (on average 1.319672131147541) internal successors, (161), 122 states have internal predecessors, (161), 48 states have call successors, (48), 6 states have call predecessors, (48), 6 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-14 03:45:49,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 257 transitions. [2024-11-14 03:45:49,379 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 257 transitions. Word has length 164 [2024-11-14 03:45:49,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:45:49,380 INFO L471 AbstractCegarLoop]: Abstraction has 177 states and 257 transitions. [2024-11-14 03:45:49,380 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-14 03:45:49,380 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 257 transitions. [2024-11-14 03:45:49,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-14 03:45:49,383 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:45:49,383 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:45:49,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/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 (9)] Ended with exit code 0 [2024-11-14 03:45:49,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:45:49,584 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:45:49,585 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:45:49,585 INFO L85 PathProgramCache]: Analyzing trace with hash -1387699061, now seen corresponding path program 1 times [2024-11-14 03:45:49,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:45:49,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [249616763] [2024-11-14 03:45:49,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:45:49,586 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:45:49,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:45:49,589 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:45:49,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2da1e663-34fc-4d16-97ec-8aff2de6e801/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 (10)] Waiting until timeout for monitored process [2024-11-14 03:45:51,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:45:51,571 INFO L255 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 03:45:51,576 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:47:35,184 WARN L286 SmtUtils]: Spent 15.03s on a formula simplification that was a NOOP. DAG size: 80 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 03:49:13,688 WARN L286 SmtUtils]: Spent 18.51s on a formula simplification that was a NOOP. DAG size: 85 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 03:50:55,941 WARN L286 SmtUtils]: Spent 39.74s on a formula simplification that was a NOOP. DAG size: 86 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)