./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-33.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_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/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_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-33.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/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_e82d3938-6b4d-4229-80b5-1b7eb212479c/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 c52cc1cfa687d4e0596ede1192526e31c714126f3f91e10bd5cf1c55ab4e3d14 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:21:41,646 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:21:41,712 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 04:21:41,717 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:21:41,718 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:21:41,744 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:21:41,745 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:21:41,745 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:21:41,745 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:21:41,745 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:21:41,745 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:21:41,746 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:21:41,746 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:21:41,746 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:21:41,746 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:21:41,746 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:21:41,746 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:21:41,746 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:21:41,747 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:21:41,747 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:21:41,747 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:21:41,747 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:21:41,747 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:21:41,747 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:21:41,751 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:21:41,751 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:21:41,752 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:21:41,753 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:21:41,753 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:21:41,753 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:21:41,753 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:21:41,753 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:21:41,753 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:21:41,753 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:21:41,753 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:21:41,753 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:21:41,754 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:21:41,754 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:21:41,754 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:21:41,754 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:21:41,754 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:21:41,754 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:21:41,754 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:21:41,754 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:21:41,754 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:21:41,754 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:21:41,755 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:21:41,755 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_e82d3938-6b4d-4229-80b5-1b7eb212479c/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 -> c52cc1cfa687d4e0596ede1192526e31c714126f3f91e10bd5cf1c55ab4e3d14 [2024-11-14 04:21:42,135 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:21:42,148 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:21:42,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:21:42,154 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:21:42,155 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:21:42,156 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-33.i Unable to find full path for "g++" [2024-11-14 04:21:44,118 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:21:44,400 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:21:44,400 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-33.i [2024-11-14 04:21:44,409 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/data/49580710a/880c62eb15aa45be9ffd03fbdd434cb2/FLAG3404158ba [2024-11-14 04:21:44,703 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/data/49580710a/880c62eb15aa45be9ffd03fbdd434cb2 [2024-11-14 04:21:44,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:21:44,708 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:21:44,710 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:21:44,710 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:21:44,714 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:21:44,716 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:21:44" (1/1) ... [2024-11-14 04:21:44,717 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61c038d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:44, skipping insertion in model container [2024-11-14 04:21:44,719 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:21:44" (1/1) ... [2024-11-14 04:21:44,748 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:21:44,924 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_e82d3938-6b4d-4229-80b5-1b7eb212479c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-33.i[917,930] [2024-11-14 04:21:45,031 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:21:45,053 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:21:45,065 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_e82d3938-6b4d-4229-80b5-1b7eb212479c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-33.i[917,930] [2024-11-14 04:21:45,115 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:21:45,142 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:21:45,144 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:45 WrapperNode [2024-11-14 04:21:45,144 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:21:45,146 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:21:45,146 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:21:45,147 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:21:45,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:45" (1/1) ... [2024-11-14 04:21:45,168 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:45" (1/1) ... [2024-11-14 04:21:45,221 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 177 [2024-11-14 04:21:45,225 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:21:45,225 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:21:45,225 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:21:45,225 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:21:45,238 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:45" (1/1) ... [2024-11-14 04:21:45,238 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:45" (1/1) ... [2024-11-14 04:21:45,244 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:45" (1/1) ... [2024-11-14 04:21:45,244 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:45" (1/1) ... [2024-11-14 04:21:45,257 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:45" (1/1) ... [2024-11-14 04:21:45,261 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:45" (1/1) ... [2024-11-14 04:21:45,263 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:45" (1/1) ... [2024-11-14 04:21:45,265 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:45" (1/1) ... [2024-11-14 04:21:45,271 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:21:45,275 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:21:45,275 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:21:45,275 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:21:45,276 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:45" (1/1) ... [2024-11-14 04:21:45,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:21:45,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:21:45,324 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:21:45,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:21:45,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:21:45,360 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:21:45,360 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:21:45,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 04:21:45,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:21:45,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:21:45,471 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:21:45,472 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:21:45,989 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-14 04:21:45,989 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:21:46,220 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:21:46,220 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:21:46,221 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:21:46 BoogieIcfgContainer [2024-11-14 04:21:46,221 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:21:46,224 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:21:46,224 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:21:46,229 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:21:46,231 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:21:44" (1/3) ... [2024-11-14 04:21:46,231 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@528f40bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:21:46, skipping insertion in model container [2024-11-14 04:21:46,232 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:45" (2/3) ... [2024-11-14 04:21:46,232 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@528f40bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:21:46, skipping insertion in model container [2024-11-14 04:21:46,232 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:21:46" (3/3) ... [2024-11-14 04:21:46,233 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-33.i [2024-11-14 04:21:46,249 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:21:46,250 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-33.i that has 2 procedures, 51 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:21:46,321 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:21:46,335 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;@477d590, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:21:46,335 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:21:46,340 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-14 04:21:46,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-14 04:21:46,352 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:46,353 INFO L215 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:21:46,353 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:21:46,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:46,358 INFO L85 PathProgramCache]: Analyzing trace with hash -780311935, now seen corresponding path program 1 times [2024-11-14 04:21:46,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:46,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101761259] [2024-11-14 04:21:46,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:46,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:46,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 04:21:46,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1166129589] [2024-11-14 04:21:46,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:46,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:21:46,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:21:46,924 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:21:46,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 04:21:47,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:21:47,384 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 04:21:47,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:21:47,617 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 04:21:47,620 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 04:21:47,621 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 04:21:47,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-14 04:21:47,824 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-14 04:21:47,828 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 04:21:47,904 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 04:21:47,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 04:21:47 BoogieIcfgContainer [2024-11-14 04:21:47,908 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 04:21:47,908 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 04:21:47,908 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 04:21:47,909 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 04:21:47,909 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:21:46" (3/4) ... [2024-11-14 04:21:47,911 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 04:21:47,912 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 04:21:47,913 INFO L158 Benchmark]: Toolchain (without parser) took 3205.87ms. Allocated memory is still 109.1MB. Free memory was 82.5MB in the beginning and 41.2MB in the end (delta: 41.3MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2024-11-14 04:21:47,914 INFO L158 Benchmark]: CDTParser took 1.08ms. Allocated memory is still 83.9MB. Free memory is still 39.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:21:47,914 INFO L158 Benchmark]: CACSL2BoogieTranslator took 436.05ms. Allocated memory is still 109.1MB. Free memory was 82.5MB in the beginning and 68.7MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 04:21:47,914 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.61ms. Allocated memory is still 109.1MB. Free memory was 68.7MB in the beginning and 65.1MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:21:47,915 INFO L158 Benchmark]: Boogie Preprocessor took 49.17ms. Allocated memory is still 109.1MB. Free memory was 65.1MB in the beginning and 63.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:21:47,915 INFO L158 Benchmark]: RCFGBuilder took 945.92ms. Allocated memory is still 109.1MB. Free memory was 63.6MB in the beginning and 61.5MB in the end (delta: 2.1MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2024-11-14 04:21:47,916 INFO L158 Benchmark]: TraceAbstraction took 1683.56ms. Allocated memory is still 109.1MB. Free memory was 60.9MB in the beginning and 41.2MB in the end (delta: 19.7MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2024-11-14 04:21:47,916 INFO L158 Benchmark]: Witness Printer took 3.95ms. Allocated memory is still 109.1MB. Free memory was 41.2MB in the beginning and 41.2MB in the end (delta: 7.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:21:47,918 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08ms. Allocated memory is still 83.9MB. Free memory is still 39.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 436.05ms. Allocated memory is still 109.1MB. Free memory was 82.5MB in the beginning and 68.7MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.61ms. Allocated memory is still 109.1MB. Free memory was 68.7MB in the beginning and 65.1MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.17ms. Allocated memory is still 109.1MB. Free memory was 65.1MB in the beginning and 63.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 945.92ms. Allocated memory is still 109.1MB. Free memory was 63.6MB in the beginning and 61.5MB in the end (delta: 2.1MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1683.56ms. Allocated memory is still 109.1MB. Free memory was 60.9MB in the beginning and 41.2MB in the end (delta: 19.7MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. * Witness Printer took 3.95ms. Allocated memory is still 109.1MB. Free memory was 41.2MB in the beginning and 41.2MB in the end (delta: 7.9kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 49, overapproximation of someUnaryDOUBLEoperation at line 30, overapproximation of someBinaryDOUBLEComparisonOperation at line 93, overapproximation of someBinaryDOUBLEComparisonOperation at line 57, overapproximation of someBinaryDOUBLEComparisonOperation at line 95. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 8; [L23] unsigned char var_1_2 = 10; [L24] signed long int var_1_3 = 64; [L25] signed long int var_1_4 = 50; [L26] signed short int var_1_5 = -10; [L27] signed short int var_1_6 = 25; [L28] unsigned short int var_1_7 = 256; [L29] double var_1_8 = 4.58; [L30] double var_1_9 = -0.1; [L31] unsigned char var_1_10 = 1; [L32] signed short int var_1_11 = 0; [L33] unsigned char var_1_12 = 0; [L34] unsigned char var_1_13 = 1; [L35] signed char var_1_14 = -16; [L36] signed char var_1_15 = 8; [L37] signed char var_1_16 = 8; [L38] signed char var_1_17 = 10; [L39] signed char var_1_18 = 0; [L40] unsigned long int var_1_19 = 16; [L41] signed char var_1_20 = 10; [L42] signed char var_1_21 = -50; [L130] isInitial = 1 [L131] FCALL initially() [L132] COND TRUE 1 [L133] FCALL updateLastVariables() [L134] CALL updateVariables() [L80] var_1_2 = __VERIFIER_nondet_uchar() [L81] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=64, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=64, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L82] CALL assume_abort_if_not(var_1_2 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=64, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_2 <= 255) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=64, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L83] var_1_3 = __VERIFIER_nondet_long() [L84] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L85] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L86] var_1_4 = __VERIFIER_nondet_long() [L87] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L88] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L89] var_1_6 = __VERIFIER_nondet_short() [L90] CALL assume_abort_if_not(var_1_6 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_6 >= -32767) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256, var_1_8=229/50] [L91] CALL assume_abort_if_not(var_1_6 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_6 <= 32766) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256, var_1_8=229/50] [L92] var_1_8 = __VERIFIER_nondet_double() [L93] CALL assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L94] var_1_9 = __VERIFIER_nondet_double() [L95] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L96] var_1_10 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L98] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L99] var_1_13 = __VERIFIER_nondet_uchar() [L100] CALL assume_abort_if_not(var_1_13 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L101] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L102] var_1_15 = __VERIFIER_nondet_char() [L103] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L104] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L105] var_1_16 = __VERIFIER_nondet_char() [L106] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L107] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L108] var_1_17 = __VERIFIER_nondet_char() [L109] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L110] CALL assume_abort_if_not(var_1_17 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_17 <= 63) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L111] var_1_18 = __VERIFIER_nondet_char() [L112] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L113] CALL assume_abort_if_not(var_1_18 <= 31) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_18 <= 31) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L114] var_1_20 = __VERIFIER_nondet_char() [L115] CALL assume_abort_if_not(var_1_20 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=126, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_20 >= -128) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=126, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L116] CALL assume_abort_if_not(var_1_20 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=126, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_20 <= 127) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=126, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L117] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=126, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=126, var_1_21=-50, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L118] var_1_21 = __VERIFIER_nondet_char() [L119] CALL assume_abort_if_not(var_1_21 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=126, var_1_21=127, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_21 >= -128) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=126, var_1_21=127, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L120] CALL assume_abort_if_not(var_1_21 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=126, var_1_21=127, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_21 <= 127) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=126, var_1_21=127, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L121] CALL assume_abort_if_not(var_1_21 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=126, var_1_21=127, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_21 != 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=126, var_1_21=127, var_1_3=-1, var_1_4=-1, var_1_5=-10, var_1_6=124, var_1_7=256] [L134] RET updateVariables() [L135] CALL step() [L46] signed long int stepLocal_1 = - var_1_2; [L47] signed long int stepLocal_0 = var_1_4; [L48] COND FALSE !(stepLocal_1 >= (-10 + ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) [L53] var_1_1 = var_1_2 [L55] var_1_5 = ((((var_1_2) > (var_1_6)) ? (var_1_2) : (var_1_6))) [L56] unsigned char stepLocal_2 = var_1_10; [L57] COND FALSE !(((32.6 * var_1_8) >= var_1_9) && stepLocal_2) [L60] COND FALSE !(! (! (var_1_3 == var_1_5))) [L63] var_1_12 = (! ((var_1_2 < var_1_4) || var_1_13)) [L64] var_1_14 = ((((((var_1_15) > (1)) ? (var_1_15) : (1))) - var_1_16) + (var_1_17 - (4 + var_1_18))) [L65] COND TRUE var_1_14 >= var_1_11 [L66] COND TRUE (var_1_17 + (- 256u)) >= (var_1_4 % ((((500u) < 0 ) ? -(500u) : (500u)))) [L67] COND TRUE var_1_14 >= (((((var_1_15) > (var_1_1)) ? (var_1_15) : (var_1_1))) / ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21)))) [L68] var_1_19 = var_1_17 [L135] RET step() [L136] CALL, EXPR property() [L126] EXPR ((- var_1_2) >= (-10 + ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) ? (((~ (var_1_3 | var_1_2)) >= var_1_4) ? (var_1_1 == ((unsigned short int) var_1_2)) : 1) : (var_1_1 == ((unsigned short int) var_1_2)) [L126-L127] return ((((((((- var_1_2) >= (-10 + ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) ? (((~ (var_1_3 | var_1_2)) >= var_1_4) ? (var_1_1 == ((unsigned short int) var_1_2)) : 1) : (var_1_1 == ((unsigned short int) var_1_2))) && (var_1_5 == ((signed short int) ((((var_1_2) > (var_1_6)) ? (var_1_2) : (var_1_6)))))) && ((((32.6 * var_1_8) >= var_1_9) && var_1_10) ? (var_1_7 == ((unsigned short int) var_1_2)) : 1)) && ((! (! (var_1_3 == var_1_5))) ? (var_1_11 == ((signed short int) (((((0) > (var_1_2)) ? (0) : (var_1_2))) + 100))) : 1)) && (var_1_12 == ((unsigned char) (! ((var_1_2 < var_1_4) || var_1_13))))) && (var_1_14 == ((signed char) ((((((var_1_15) > (1)) ? (var_1_15) : (1))) - var_1_16) + (var_1_17 - (4 + var_1_18)))))) && ((var_1_14 >= var_1_11) ? (((var_1_17 + (- 256u)) >= (var_1_4 % ((((500u) < 0 ) ? -(500u) : (500u))))) ? ((var_1_14 >= (((((var_1_15) > (var_1_1)) ? (var_1_15) : (var_1_1))) / ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))) ? (var_1_19 == ((unsigned long int) var_1_17)) : (var_1_19 == ((unsigned long int) var_1_7))) : (var_1_19 == ((unsigned long int) var_1_16))) : (var_1_19 == ((unsigned long int) var_1_18))) ; [L136] RET, EXPR property() [L136] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=3, var_1_1=125, var_1_20=126, var_1_21=127, var_1_2=125, var_1_3=-1, var_1_4=-1, var_1_5=125, var_1_6=124, var_1_7=256] [L19] reach_error() VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=3, var_1_1=125, var_1_20=126, var_1_21=127, var_1_2=125, var_1_3=-1, var_1_4=-1, var_1_5=125, var_1_6=124, var_1_7=256] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 28, 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=51occurred 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, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 204 NumberOfCodeBlocks, 204 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 04:21:47,950 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/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_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-33.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/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_e82d3938-6b4d-4229-80b5-1b7eb212479c/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 c52cc1cfa687d4e0596ede1192526e31c714126f3f91e10bd5cf1c55ab4e3d14 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:21:50,659 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:21:50,775 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 04:21:50,783 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:21:50,783 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:21:50,847 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:21:50,849 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:21:50,849 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:21:50,850 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:21:50,850 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:21:50,854 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:21:50,854 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:21:50,854 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:21:50,854 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:21:50,854 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:21:50,854 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:21:50,855 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:21:50,855 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:21:50,855 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:21:50,855 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:21:50,855 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:21:50,855 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:21:50,855 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:21:50,855 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:21:50,855 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 04:21:50,855 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 04:21:50,856 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:21:50,856 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 04:21:50,856 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:21:50,856 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:21:50,856 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:21:50,856 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:21:50,856 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 04:21:50,856 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:21:50,856 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:21:50,859 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:21:50,862 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:21:50,863 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:21:50,863 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:21:50,863 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 04:21:50,863 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 04:21:50,863 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:21:50,863 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:21:50,863 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_e82d3938-6b4d-4229-80b5-1b7eb212479c/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 -> c52cc1cfa687d4e0596ede1192526e31c714126f3f91e10bd5cf1c55ab4e3d14 [2024-11-14 04:21:51,191 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:21:51,199 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:21:51,201 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:21:51,203 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:21:51,203 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:21:51,204 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-33.i Unable to find full path for "g++" [2024-11-14 04:21:53,086 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:21:53,428 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:21:53,431 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-33.i [2024-11-14 04:21:53,444 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/data/318b33a09/e04d23f6d3414315b815e114ae641375/FLAG0774c1bb1 [2024-11-14 04:21:53,467 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/data/318b33a09/e04d23f6d3414315b815e114ae641375 [2024-11-14 04:21:53,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:21:53,471 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:21:53,474 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:21:53,474 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:21:53,480 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:21:53,481 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:21:53" (1/1) ... [2024-11-14 04:21:53,482 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3266905c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:53, skipping insertion in model container [2024-11-14 04:21:53,483 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:21:53" (1/1) ... [2024-11-14 04:21:53,505 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:21:53,689 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_e82d3938-6b4d-4229-80b5-1b7eb212479c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-33.i[917,930] [2024-11-14 04:21:53,799 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:21:53,823 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:21:53,836 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_e82d3938-6b4d-4229-80b5-1b7eb212479c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-33.i[917,930] [2024-11-14 04:21:53,892 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:21:53,916 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:21:53,917 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:53 WrapperNode [2024-11-14 04:21:53,917 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:21:53,918 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:21:53,918 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:21:53,918 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:21:53,927 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:53" (1/1) ... [2024-11-14 04:21:53,947 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:53" (1/1) ... [2024-11-14 04:21:53,985 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 145 [2024-11-14 04:21:53,985 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:21:53,990 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:21:53,990 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:21:53,990 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:21:53,997 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:53" (1/1) ... [2024-11-14 04:21:53,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:53" (1/1) ... [2024-11-14 04:21:54,001 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:53" (1/1) ... [2024-11-14 04:21:54,002 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:53" (1/1) ... [2024-11-14 04:21:54,011 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:53" (1/1) ... [2024-11-14 04:21:54,015 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:53" (1/1) ... [2024-11-14 04:21:54,017 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:53" (1/1) ... [2024-11-14 04:21:54,018 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:53" (1/1) ... [2024-11-14 04:21:54,022 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:21:54,022 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:21:54,026 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:21:54,027 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:21:54,028 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:53" (1/1) ... [2024-11-14 04:21:54,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:21:54,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:21:54,065 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:21:54,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:21:54,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:21:54,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 04:21:54,095 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:21:54,095 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:21:54,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:21:54,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:21:54,184 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:21:54,189 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:21:59,183 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-14 04:21:59,183 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:21:59,199 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:21:59,199 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:21:59,199 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:21:59 BoogieIcfgContainer [2024-11-14 04:21:59,199 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:21:59,205 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:21:59,205 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:21:59,209 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:21:59,209 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:21:53" (1/3) ... [2024-11-14 04:21:59,211 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ebfb189 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:21:59, skipping insertion in model container [2024-11-14 04:21:59,211 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:21:53" (2/3) ... [2024-11-14 04:21:59,211 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ebfb189 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:21:59, skipping insertion in model container [2024-11-14 04:21:59,211 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:21:59" (3/3) ... [2024-11-14 04:21:59,213 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-33.i [2024-11-14 04:21:59,230 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:21:59,233 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-33.i that has 2 procedures, 70 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:21:59,306 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:21:59,318 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;@7c3159a6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:21:59,318 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:21:59,321 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 40 states have internal predecessors, (51), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-14 04:21:59,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-14 04:21:59,332 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:59,333 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:21:59,333 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:21:59,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:59,338 INFO L85 PathProgramCache]: Analyzing trace with hash 343232264, now seen corresponding path program 1 times [2024-11-14 04:21:59,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:21:59,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1426982101] [2024-11-14 04:21:59,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:59,350 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 04:21:59,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:21:59,354 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 04:21:59,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e82d3938-6b4d-4229-80b5-1b7eb212479c/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 04:22:00,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:00,047 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-14 04:22:00,071 INFO L278 TraceCheckSpWp]: Computing forward predicates...