./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-23.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/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_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/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_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/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 9a6eb020dd5fc267d88746fe4eb11cf317cd32bdb77c0e2b4d0f38e8ddbe11e3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:11:23,322 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:11:23,426 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 03:11:23,434 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:11:23,435 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:11:23,462 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:11:23,463 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:11:23,463 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:11:23,464 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:11:23,464 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:11:23,464 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:11:23,464 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:11:23,464 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:11:23,464 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:11:23,464 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:11:23,465 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:11:23,465 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:11:23,465 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:11:23,465 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:11:23,465 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:11:23,465 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:11:23,466 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:11:23,466 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:11:23,466 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:11:23,466 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:11:23,466 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:11:23,467 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:11:23,467 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:11:23,467 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:11:23,467 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:11:23,467 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:11:23,467 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:11:23,467 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:11:23,468 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:11:23,468 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:11:23,468 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:11:23,468 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:11:23,468 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:11:23,468 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:11:23,468 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:11:23,469 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:11:23,469 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:11:23,469 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:11:23,469 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:11:23,469 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:11:23,469 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:11:23,469 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:11:23,469 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_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/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 -> 9a6eb020dd5fc267d88746fe4eb11cf317cd32bdb77c0e2b4d0f38e8ddbe11e3 [2024-11-14 03:11:23,840 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:11:23,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:11:23,857 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:11:23,860 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:11:23,860 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:11:23,862 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-23.i Unable to find full path for "g++" [2024-11-14 03:11:26,062 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:11:26,490 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:11:26,491 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-23.i [2024-11-14 03:11:26,507 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/data/dca27041f/574460c813bc4d6896d1e7faa2e56c8a/FLAGd956a8730 [2024-11-14 03:11:26,682 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/data/dca27041f/574460c813bc4d6896d1e7faa2e56c8a [2024-11-14 03:11:26,686 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:11:26,689 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:11:26,692 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:11:26,693 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:11:26,699 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:11:26,701 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:11:26" (1/1) ... [2024-11-14 03:11:26,703 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@674a0936 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:26, skipping insertion in model container [2024-11-14 03:11:26,703 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:11:26" (1/1) ... [2024-11-14 03:11:26,736 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:11:26,956 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_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-23.i[917,930] [2024-11-14 03:11:27,066 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:11:27,088 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:11:27,101 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_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-23.i[917,930] [2024-11-14 03:11:27,145 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:11:27,173 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:11:27,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:27 WrapperNode [2024-11-14 03:11:27,177 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:11:27,180 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:11:27,181 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:11:27,181 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:11:27,192 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:27" (1/1) ... [2024-11-14 03:11:27,210 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:27" (1/1) ... [2024-11-14 03:11:27,261 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 167 [2024-11-14 03:11:27,262 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:11:27,263 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:11:27,263 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:11:27,263 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:11:27,273 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:27" (1/1) ... [2024-11-14 03:11:27,273 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:27" (1/1) ... [2024-11-14 03:11:27,277 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:27" (1/1) ... [2024-11-14 03:11:27,277 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:27" (1/1) ... [2024-11-14 03:11:27,289 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:27" (1/1) ... [2024-11-14 03:11:27,294 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:27" (1/1) ... [2024-11-14 03:11:27,301 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:27" (1/1) ... [2024-11-14 03:11:27,304 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:27" (1/1) ... [2024-11-14 03:11:27,312 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:11:27,313 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:11:27,313 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:11:27,313 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:11:27,318 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:27" (1/1) ... [2024-11-14 03:11:27,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:11:27,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:11:27,365 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:11:27,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:11:27,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:11:27,407 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:11:27,408 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:11:27,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:11:27,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:11:27,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:11:27,547 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:11:27,549 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:11:28,008 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-14 03:11:28,008 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:11:28,261 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:11:28,262 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:11:28,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:11:28 BoogieIcfgContainer [2024-11-14 03:11:28,263 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:11:28,265 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:11:28,265 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:11:28,271 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:11:28,272 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:11:26" (1/3) ... [2024-11-14 03:11:28,273 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3321d2da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:11:28, skipping insertion in model container [2024-11-14 03:11:28,273 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:27" (2/3) ... [2024-11-14 03:11:28,274 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3321d2da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:11:28, skipping insertion in model container [2024-11-14 03:11:28,274 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:11:28" (3/3) ... [2024-11-14 03:11:28,276 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-23.i [2024-11-14 03:11:28,296 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:11:28,299 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-23.i that has 2 procedures, 52 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:11:28,374 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:11:28,394 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;@1bc7ed3f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:11:28,394 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:11:28,399 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-14 03:11:28,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-14 03:11:28,413 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:11:28,413 INFO L215 NwaCegarLoop]: trace histogram [27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:11:28,414 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:11:28,421 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:11:28,421 INFO L85 PathProgramCache]: Analyzing trace with hash 1047333324, now seen corresponding path program 1 times [2024-11-14 03:11:28,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:11:28,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391651650] [2024-11-14 03:11:28,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:11:28,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:11:28,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 03:11:28,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1119720564] [2024-11-14 03:11:28,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:11:28,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:11:28,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:11:28,942 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:11:28,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 03:11:29,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:11:29,546 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 03:11:29,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:11:29,864 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 03:11:29,867 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 03:11:29,870 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 03:11:29,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-14 03:11:30,074 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:11:30,082 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 03:11:30,214 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:11:30,221 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:11:30 BoogieIcfgContainer [2024-11-14 03:11:30,222 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:11:30,222 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:11:30,223 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:11:30,223 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:11:30,224 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:11:28" (3/4) ... [2024-11-14 03:11:30,227 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 03:11:30,228 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:11:30,232 INFO L158 Benchmark]: Toolchain (without parser) took 3540.55ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 73.9MB in the end (delta: 19.9MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2024-11-14 03:11:30,233 INFO L158 Benchmark]: CDTParser took 1.16ms. Allocated memory is still 167.8MB. Free memory is still 103.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:11:30,233 INFO L158 Benchmark]: CACSL2BoogieTranslator took 486.37ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 79.5MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 03:11:30,233 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.33ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 75.6MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:11:30,234 INFO L158 Benchmark]: Boogie Preprocessor took 49.23ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 73.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:11:30,234 INFO L158 Benchmark]: RCFGBuilder took 950.17ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 84.2MB in the end (delta: -10.4MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. [2024-11-14 03:11:30,234 INFO L158 Benchmark]: TraceAbstraction took 1956.66ms. Allocated memory is still 117.4MB. Free memory was 83.6MB in the beginning and 73.9MB in the end (delta: 9.7MB). Peak memory consumption was 56.2MB. Max. memory is 16.1GB. [2024-11-14 03:11:30,235 INFO L158 Benchmark]: Witness Printer took 5.49ms. Allocated memory is still 117.4MB. Free memory was 73.9MB in the beginning and 73.9MB in the end (delta: 11.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:11:30,237 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.16ms. Allocated memory is still 167.8MB. Free memory is still 103.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 486.37ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 79.5MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.33ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 75.6MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.23ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 73.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 950.17ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 84.2MB in the end (delta: -10.4MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1956.66ms. Allocated memory is still 117.4MB. Free memory was 83.6MB in the beginning and 73.9MB in the end (delta: 9.7MB). Peak memory consumption was 56.2MB. Max. memory is 16.1GB. * Witness Printer took 5.49ms. Allocated memory is still 117.4MB. Free memory was 73.9MB in the beginning and 73.9MB 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 someBinaryFLOATComparisonOperation at line 113, overapproximation of someBinaryFLOATComparisonOperation at line 117, overapproximation of someBinaryFLOATComparisonOperation at line 111, overapproximation of someBinaryFLOATComparisonOperation at line 115, overapproximation of someBinaryFLOATComparisonOperation at line 55, overapproximation of someBinaryFLOATComparisonOperation at line 119, overapproximation of someUnaryDOUBLEoperation at line 45, overapproximation of someBinaryDOUBLEComparisonOperation at line 109, overapproximation of someBinaryDOUBLEComparisonOperation at line 53, overapproximation of someBinaryDOUBLEComparisonOperation at line 107, overapproximation of someBinaryArithmeticFLOAToperation at line 57. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 0; [L25] float var_1_4 = 1.4; [L26] double var_1_5 = 3.6; [L27] double var_1_6 = 10.6; [L28] float var_1_7 = 9.25; [L29] float var_1_8 = 1.2; [L30] float var_1_9 = 0.0; [L31] float var_1_10 = 3.1; [L32] float var_1_11 = 500.5; [L33] signed long int var_1_12 = 0; [L34] unsigned char var_1_13 = 10; [L35] unsigned char var_1_14 = 8; [L36] signed long int var_1_15 = 8; [L37] signed long int var_1_16 = -25; [L38] unsigned char var_1_17 = 64; [L39] unsigned long int var_1_18 = 25; [L40] signed char var_1_19 = -100; [L41] signed short int var_1_20 = -4; [L42] unsigned short int var_1_21 = 200; [L43] unsigned short int var_1_22 = 54878; [L44] double var_1_23 = 9999.8; [L45] float var_1_24 = -0.25; [L46] signed char var_1_25 = 50; [L151] isInitial = 1 [L152] FCALL initially() [L153] COND TRUE 1 [L154] FCALL updateLastVariables() [L155] CALL updateVariables() [L100] var_1_2 = __VERIFIER_nondet_uchar() [L101] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_3=0, var_1_4=7/5, var_1_5=18/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_3=0, var_1_4=7/5, var_1_5=18/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L102] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_5=18/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_5=18/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L103] var_1_3 = __VERIFIER_nondet_uchar() [L104] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_4=7/5, var_1_5=18/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_4=7/5, var_1_5=18/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L105] CALL assume_abort_if_not(var_1_3 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5, var_1_5=18/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_3 <= 0) VAL [isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5, var_1_5=18/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L106] var_1_5 = __VERIFIER_nondet_double() [L107] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L108] var_1_6 = __VERIFIER_nondet_double() [L109] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L110] var_1_7 = __VERIFIER_nondet_float() [L111] 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, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) [L111] 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, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5, var_1_8=6/5, var_1_9=0] [L112] var_1_8 = __VERIFIER_nondet_float() [L113] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5, var_1_9=0] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5, var_1_9=0] [L114] var_1_9 = __VERIFIER_nondet_float() [L115] CALL assume_abort_if_not((var_1_9 >= 4611686.018427382800e+12F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not((var_1_9 >= 4611686.018427382800e+12F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L116] var_1_10 = __VERIFIER_nondet_float() [L117] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L118] var_1_11 = __VERIFIER_nondet_float() [L119] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L120] var_1_13 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_12=0, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L122] CALL assume_abort_if_not(var_1_13 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=257, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_13 <= 64) VAL [isInitial=1, var_1_12=0, var_1_13=257, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L123] var_1_14 = __VERIFIER_nondet_uchar() [L124] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=257, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_12=0, var_1_13=257, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L125] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L126] var_1_15 = __VERIFIER_nondet_long() [L127] CALL assume_abort_if_not(var_1_15 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_15 >= -2147483648) VAL [isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L128] CALL assume_abort_if_not(var_1_15 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_15 <= 2147483647) VAL [isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L129] var_1_16 = __VERIFIER_nondet_long() [L130] CALL assume_abort_if_not(var_1_16 >= -1073741823) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=26, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_16 >= -1073741823) VAL [isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=26, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L131] CALL assume_abort_if_not(var_1_16 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=26, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_16 <= 1073741823) VAL [isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=26, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L132] var_1_17 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=26, var_1_17=1, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=26, var_1_17=1, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L134] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=26, var_1_17=1, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=26, var_1_17=1, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L135] CALL assume_abort_if_not(var_1_17 != 127) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=26, var_1_17=1, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_17 != 127) VAL [isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=26, var_1_17=1, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L136] var_1_20 = __VERIFIER_nondet_short() [L137] CALL assume_abort_if_not(var_1_20 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=26, var_1_17=1, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=2, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_20 >= -32768) VAL [isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=26, var_1_17=1, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=2, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L138] CALL assume_abort_if_not(var_1_20 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=26, var_1_17=1, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=2, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_20 <= 32767) VAL [isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=26, var_1_17=1, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=2, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L139] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=26, var_1_17=1, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=2, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=26, var_1_17=1, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=2, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L140] var_1_22 = __VERIFIER_nondet_ushort() [L141] CALL assume_abort_if_not(var_1_22 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=26, var_1_17=1, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=2, var_1_21=200, var_1_22=-32769, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_22 >= 32767) VAL [isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=26, var_1_17=1, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=2, var_1_21=200, var_1_22=-32769, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L142] CALL assume_abort_if_not(var_1_22 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=26, var_1_17=1, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=2, var_1_21=200, var_1_22=-32769, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_22 <= 65534) VAL [isInitial=1, var_1_12=0, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=26, var_1_17=1, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=2, var_1_21=200, var_1_22=-32769, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=-256, var_1_4=7/5] [L155] RET updateVariables() [L156] CALL step() [L50] COND FALSE !(\read(var_1_2)) [L53] unsigned char stepLocal_0 = var_1_5 <= var_1_6; [L54] COND TRUE stepLocal_0 || var_1_2 [L55] var_1_4 = ((((31.5f) > (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))))) ? (31.5f) : (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))))) [L59] signed long int stepLocal_3 = (200 - var_1_13) - var_1_14; [L60] signed long int stepLocal_2 = var_1_15 / (128 - var_1_17); [L61] unsigned char stepLocal_1 = var_1_13; [L62] COND FALSE !(stepLocal_3 != var_1_15) [L65] COND FALSE !(stepLocal_2 < var_1_13) [L72] var_1_12 = var_1_17 [L75] COND FALSE !((- (var_1_13 / var_1_17)) > var_1_15) [L78] COND TRUE (var_1_16 / ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20)))) > var_1_18 [L79] var_1_19 = ((((var_1_17) > (var_1_13)) ? (var_1_17) : (var_1_13))) [L83] unsigned char stepLocal_4 = var_1_17; [L84] COND FALSE !(5 <= stepLocal_4) [L87] COND FALSE !(\read(var_1_1)) [L95] var_1_23 = var_1_10 [L96] var_1_24 = 31.75f [L97] var_1_25 = -5 [L156] RET step() [L157] CALL, EXPR property() [L147-L148] return ((((((((var_1_2 ? (var_1_1 == ((unsigned char) var_1_3)) : 1) && (((var_1_5 <= var_1_6) || var_1_2) ? (var_1_4 == ((float) ((((31.5f) > (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))))) ? (31.5f) : (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))))))) : (var_1_4 == ((float) ((var_1_9 - var_1_10) - var_1_11))))) && ((((200 - var_1_13) - var_1_14) != var_1_15) ? (var_1_12 == ((signed long int) (var_1_13 + ((((var_1_14) < (var_1_16)) ? (var_1_14) : (var_1_16)))))) : (((var_1_15 / (128 - var_1_17)) < var_1_13) ? ((var_1_13 >= var_1_15) ? (var_1_12 == ((signed long int) var_1_14)) : (var_1_12 == ((signed long int) var_1_17))) : (var_1_12 == ((signed long int) var_1_17))))) && (((- (var_1_13 / var_1_17)) > var_1_15) ? (var_1_18 == ((unsigned long int) var_1_13)) : 1)) && (((var_1_16 / ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20)))) > var_1_18) ? (var_1_19 == ((signed char) ((((var_1_17) > (var_1_13)) ? (var_1_17) : (var_1_13))))) : (var_1_19 == ((signed char) var_1_17)))) && ((5 <= var_1_17) ? (var_1_21 == ((unsigned short int) (var_1_22 - var_1_17))) : (var_1_1 ? (var_1_2 ? (var_1_21 == ((unsigned short int) var_1_17)) : (var_1_21 == ((unsigned short int) var_1_17))) : 1))) && (var_1_23 == ((double) var_1_10))) && (var_1_24 == ((float) 31.75f))) && (var_1_25 == ((signed char) -5)) ; [L157] RET, EXPR property() [L157] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=2, var_1_12=1, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=26, var_1_17=1, var_1_18=25, var_1_19=1, var_1_1=0, var_1_20=2, var_1_21=200, var_1_22=-32769, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=0, var_1_3=-256, var_1_4=63/2, var_1_7=0, var_1_8=0] [L19] reach_error() VAL [isInitial=1, var_1_10=2, var_1_12=1, var_1_13=257, var_1_14=71, var_1_15=128, var_1_16=26, var_1_17=1, var_1_18=25, var_1_19=1, var_1_1=0, var_1_20=2, var_1_21=200, var_1_22=-32769, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=0, var_1_3=-256, var_1_4=63/2, var_1_7=0, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 52 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 1, TraceHistogramMax: 27, 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=52occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 202 NumberOfCodeBlocks, 202 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 03:11:30,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/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_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/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_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/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_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/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 9a6eb020dd5fc267d88746fe4eb11cf317cd32bdb77c0e2b4d0f38e8ddbe11e3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:11:33,408 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:11:33,537 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 03:11:33,546 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:11:33,546 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:11:33,598 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:11:33,598 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:11:33,599 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:11:33,599 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:11:33,599 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:11:33,599 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:11:33,599 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:11:33,600 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:11:33,600 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:11:33,600 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:11:33,600 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:11:33,602 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:11:33,603 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:11:33,604 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:11:33,604 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:11:33,604 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:11:33,604 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:11:33,604 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:11:33,604 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:11:33,604 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 03:11:33,605 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 03:11:33,605 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:11:33,605 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 03:11:33,605 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:11:33,605 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:11:33,605 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:11:33,605 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:11:33,605 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 03:11:33,605 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:11:33,606 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:11:33,606 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:11:33,606 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:11:33,606 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:11:33,606 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:11:33,606 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 03:11:33,606 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 03:11:33,606 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:11:33,606 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:11:33,607 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_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/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 -> 9a6eb020dd5fc267d88746fe4eb11cf317cd32bdb77c0e2b4d0f38e8ddbe11e3 [2024-11-14 03:11:34,057 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:11:34,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:11:34,072 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:11:34,073 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:11:34,074 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:11:34,075 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-23.i Unable to find full path for "g++" [2024-11-14 03:11:36,465 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:11:36,733 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:11:36,738 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-23.i [2024-11-14 03:11:36,750 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/data/8c19288e0/da905f7e80814e5296a87347e222731c/FLAGd41ef8440 [2024-11-14 03:11:36,776 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/data/8c19288e0/da905f7e80814e5296a87347e222731c [2024-11-14 03:11:36,778 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:11:36,780 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:11:36,782 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:11:36,782 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:11:36,787 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:11:36,788 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:11:36" (1/1) ... [2024-11-14 03:11:36,789 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4811a6fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:36, skipping insertion in model container [2024-11-14 03:11:36,791 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:11:36" (1/1) ... [2024-11-14 03:11:36,814 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:11:36,993 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_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-23.i[917,930] [2024-11-14 03:11:37,096 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:11:37,117 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:11:37,131 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_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-23.i[917,930] [2024-11-14 03:11:37,178 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:11:37,199 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:11:37,199 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:37 WrapperNode [2024-11-14 03:11:37,200 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:11:37,201 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:11:37,201 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:11:37,201 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:11:37,208 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:37" (1/1) ... [2024-11-14 03:11:37,223 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:37" (1/1) ... [2024-11-14 03:11:37,253 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 164 [2024-11-14 03:11:37,257 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:11:37,257 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:11:37,258 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:11:37,258 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:11:37,264 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:37" (1/1) ... [2024-11-14 03:11:37,264 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:37" (1/1) ... [2024-11-14 03:11:37,268 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:37" (1/1) ... [2024-11-14 03:11:37,269 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:37" (1/1) ... [2024-11-14 03:11:37,279 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:37" (1/1) ... [2024-11-14 03:11:37,284 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:37" (1/1) ... [2024-11-14 03:11:37,286 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:37" (1/1) ... [2024-11-14 03:11:37,288 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:37" (1/1) ... [2024-11-14 03:11:37,292 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:11:37,293 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:11:37,293 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:11:37,293 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:11:37,294 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:37" (1/1) ... [2024-11-14 03:11:37,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:11:37,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:11:37,338 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:11:37,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:11:37,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:11:37,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 03:11:37,367 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:11:37,367 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:11:37,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:11:37,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:11:37,455 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:11:37,459 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:11:39,204 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-14 03:11:39,204 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:11:39,217 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:11:39,217 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:11:39,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:11:39 BoogieIcfgContainer [2024-11-14 03:11:39,218 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:11:39,222 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:11:39,222 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:11:39,245 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:11:39,246 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:11:36" (1/3) ... [2024-11-14 03:11:39,247 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77b28741 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:11:39, skipping insertion in model container [2024-11-14 03:11:39,247 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:11:37" (2/3) ... [2024-11-14 03:11:39,248 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77b28741 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:11:39, skipping insertion in model container [2024-11-14 03:11:39,248 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:11:39" (3/3) ... [2024-11-14 03:11:39,250 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-23.i [2024-11-14 03:11:39,268 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:11:39,270 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-23.i that has 2 procedures, 76 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:11:39,327 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:11:39,338 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;@201c7078, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:11:39,339 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:11:39,343 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 46 states have (on average 1.326086956521739) internal successors, (61), 47 states have internal predecessors, (61), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-14 03:11:39,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-14 03:11:39,360 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:11:39,361 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:11:39,362 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:11:39,367 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:11:39,368 INFO L85 PathProgramCache]: Analyzing trace with hash -50601158, now seen corresponding path program 1 times [2024-11-14 03:11:39,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:11:39,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1225606760] [2024-11-14 03:11:39,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:11:39,383 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 03:11:39,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:11:39,385 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/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 03:11:39,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/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 03:11:39,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:11:39,964 INFO L255 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 03:11:39,982 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:11:40,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 692 proven. 0 refuted. 0 times theorem prover too weak. 712 trivial. 0 not checked. [2024-11-14 03:11:40,054 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:11:40,055 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:11:40,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1225606760] [2024-11-14 03:11:40,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1225606760] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:11:40,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:11:40,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:11:40,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19741445] [2024-11-14 03:11:40,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:11:40,064 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 03:11:40,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:11:40,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 03:11:40,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:11:40,094 INFO L87 Difference]: Start difference. First operand has 76 states, 46 states have (on average 1.326086956521739) internal successors, (61), 47 states have internal predecessors, (61), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-14 03:11:40,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:11:40,139 INFO L93 Difference]: Finished difference Result 145 states and 251 transitions. [2024-11-14 03:11:40,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 03:11:40,141 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 170 [2024-11-14 03:11:40,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:11:40,150 INFO L225 Difference]: With dead ends: 145 [2024-11-14 03:11:40,151 INFO L226 Difference]: Without dead ends: 72 [2024-11-14 03:11:40,154 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 169 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 03:11:40,159 INFO L432 NwaCegarLoop]: 108 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, 108 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 03:11:40,160 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 03:11:40,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2024-11-14 03:11:40,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2024-11-14 03:11:40,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 43 states have (on average 1.255813953488372) internal successors, (54), 43 states have internal predecessors, (54), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-14 03:11:40,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 108 transitions. [2024-11-14 03:11:40,209 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 108 transitions. Word has length 170 [2024-11-14 03:11:40,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:11:40,211 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 108 transitions. [2024-11-14 03:11:40,212 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-14 03:11:40,213 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 108 transitions. [2024-11-14 03:11:40,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-14 03:11:40,220 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:11:40,221 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:11:40,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/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 03:11:40,421 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/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 03:11:40,422 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:11:40,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:11:40,423 INFO L85 PathProgramCache]: Analyzing trace with hash 651247628, now seen corresponding path program 1 times [2024-11-14 03:11:40,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:11:40,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2061279990] [2024-11-14 03:11:40,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:11:40,424 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 03:11:40,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:11:40,427 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/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 03:11:40,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f99401-7bc1-4a8b-9fe6-ee51c5e9db10/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 03:11:40,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:11:40,974 INFO L255 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-14 03:11:41,005 INFO L278 TraceCheckSpWp]: Computing forward predicates...