./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-12.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_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/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_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/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_6c37e30c-6425-458c-88fd-218357718cc4/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 b91ebd1689e4194b5d79759535cd76cf95d0d89593ded7ad5125fdaefe13f43a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:21:28,292 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:21:28,359 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 05:21:28,365 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:21:28,366 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:21:28,394 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:21:28,395 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:21:28,395 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:21:28,395 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:21:28,395 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:21:28,395 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:21:28,395 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:21:28,396 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:21:28,396 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 05:21:28,396 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:21:28,396 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:21:28,396 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 05:21:28,396 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 05:21:28,396 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:21:28,397 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 05:21:28,397 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 05:21:28,399 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 05:21:28,399 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:21:28,399 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:21:28,400 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:21:28,400 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 05:21:28,400 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:21:28,400 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:21:28,400 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:21:28,400 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:21:28,400 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:21:28,400 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:21:28,400 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:21:28,400 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:21:28,400 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:21:28,401 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:21:28,401 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:21:28,401 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:21:28,401 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:21:28,401 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:21:28,401 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:21:28,401 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:21:28,401 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 05:21:28,401 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 05:21:28,401 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:21:28,401 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:21:28,401 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 05:21:28,402 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_6c37e30c-6425-458c-88fd-218357718cc4/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 -> b91ebd1689e4194b5d79759535cd76cf95d0d89593ded7ad5125fdaefe13f43a [2024-11-14 05:21:28,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:21:28,780 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:21:28,784 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:21:28,785 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:21:28,787 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:21:28,790 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-12.i Unable to find full path for "g++" [2024-11-14 05:21:30,945 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:21:31,337 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:21:31,341 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-12.i [2024-11-14 05:21:31,353 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/data/92292e3cb/f8f082cbf288487bb163907ac11644c4/FLAG8c17afff4 [2024-11-14 05:21:31,527 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/data/92292e3cb/f8f082cbf288487bb163907ac11644c4 [2024-11-14 05:21:31,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:21:31,531 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:21:31,532 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:21:31,534 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:21:31,542 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:21:31,543 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:21:31" (1/1) ... [2024-11-14 05:21:31,544 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d807d48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:31, skipping insertion in model container [2024-11-14 05:21:31,546 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:21:31" (1/1) ... [2024-11-14 05:21:31,582 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:21:31,729 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_6c37e30c-6425-458c-88fd-218357718cc4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-12.i[916,929] [2024-11-14 05:21:31,847 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:21:31,862 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:21:31,880 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_6c37e30c-6425-458c-88fd-218357718cc4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-12.i[916,929] [2024-11-14 05:21:31,950 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:21:31,981 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:21:31,982 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:31 WrapperNode [2024-11-14 05:21:31,982 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:21:31,984 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:21:31,984 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:21:31,984 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:21:31,996 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:31" (1/1) ... [2024-11-14 05:21:32,014 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:31" (1/1) ... [2024-11-14 05:21:32,089 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 198 [2024-11-14 05:21:32,089 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:21:32,090 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:21:32,090 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:21:32,092 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:21:32,101 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:31" (1/1) ... [2024-11-14 05:21:32,101 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:31" (1/1) ... [2024-11-14 05:21:32,106 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:31" (1/1) ... [2024-11-14 05:21:32,108 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:31" (1/1) ... [2024-11-14 05:21:32,129 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:31" (1/1) ... [2024-11-14 05:21:32,137 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:31" (1/1) ... [2024-11-14 05:21:32,143 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:31" (1/1) ... [2024-11-14 05:21:32,149 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:31" (1/1) ... [2024-11-14 05:21:32,158 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:21:32,159 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:21:32,161 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:21:32,161 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:21:32,164 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:31" (1/1) ... [2024-11-14 05:21:32,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:21:32,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:21:32,215 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:21:32,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:21:32,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:21:32,251 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:21:32,252 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:21:32,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 05:21:32,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:21:32,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:21:32,387 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:21:32,390 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:21:33,054 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-14 05:21:33,054 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:21:33,414 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:21:33,415 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:21:33,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:21:33 BoogieIcfgContainer [2024-11-14 05:21:33,415 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:21:33,419 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:21:33,419 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:21:33,424 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:21:33,424 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:21:31" (1/3) ... [2024-11-14 05:21:33,425 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@510b57a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:21:33, skipping insertion in model container [2024-11-14 05:21:33,426 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:31" (2/3) ... [2024-11-14 05:21:33,426 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@510b57a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:21:33, skipping insertion in model container [2024-11-14 05:21:33,426 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:21:33" (3/3) ... [2024-11-14 05:21:33,427 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-12.i [2024-11-14 05:21:33,443 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:21:33,444 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-while_file-12.i that has 2 procedures, 42 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:21:33,507 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:21:33,523 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;@235ba89f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:21:33,523 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:21:33,527 INFO L276 IsEmpty]: Start isEmpty. Operand has 42 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-14 05:21:33,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-14 05:21:33,536 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:21:33,536 INFO L215 NwaCegarLoop]: trace histogram [21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:21:33,537 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:21:33,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:21:33,542 INFO L85 PathProgramCache]: Analyzing trace with hash -556175624, now seen corresponding path program 1 times [2024-11-14 05:21:33,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:21:33,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371729303] [2024-11-14 05:21:33,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:21:33,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:21:34,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 05:21:34,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1042745875] [2024-11-14 05:21:34,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:21:34,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:21:34,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:21:34,208 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:21:34,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 05:21:34,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:21:34,546 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 05:21:34,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:21:34,818 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 05:21:34,821 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 05:21:34,822 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 05:21:34,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 05:21:35,025 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-14 05:21:35,030 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 05:21:35,139 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 05:21:35,146 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 05:21:35 BoogieIcfgContainer [2024-11-14 05:21:35,147 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 05:21:35,148 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 05:21:35,148 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 05:21:35,148 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 05:21:35,149 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:21:33" (3/4) ... [2024-11-14 05:21:35,151 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 05:21:35,152 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 05:21:35,153 INFO L158 Benchmark]: Toolchain (without parser) took 3622.22ms. Allocated memory is still 142.6MB. Free memory was 118.5MB in the beginning and 79.5MB in the end (delta: 38.9MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2024-11-14 05:21:35,153 INFO L158 Benchmark]: CDTParser took 1.22ms. Allocated memory is still 142.6MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:21:35,154 INFO L158 Benchmark]: CACSL2BoogieTranslator took 450.54ms. Allocated memory is still 142.6MB. Free memory was 118.2MB in the beginning and 102.3MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 05:21:35,154 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.91ms. Allocated memory is still 142.6MB. Free memory was 102.3MB in the beginning and 98.2MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:21:35,154 INFO L158 Benchmark]: Boogie Preprocessor took 68.13ms. Allocated memory is still 142.6MB. Free memory was 98.2MB in the beginning and 96.1MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 05:21:35,155 INFO L158 Benchmark]: RCFGBuilder took 1256.25ms. Allocated memory is still 142.6MB. Free memory was 96.1MB in the beginning and 90.3MB in the end (delta: 5.8MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2024-11-14 05:21:35,155 INFO L158 Benchmark]: TraceAbstraction took 1728.87ms. Allocated memory is still 142.6MB. Free memory was 89.6MB in the beginning and 79.5MB in the end (delta: 10.1MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. [2024-11-14 05:21:35,155 INFO L158 Benchmark]: Witness Printer took 4.10ms. Allocated memory is still 142.6MB. Free memory was 79.5MB in the beginning and 79.5MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:21:35,158 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.22ms. Allocated memory is still 142.6MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 450.54ms. Allocated memory is still 142.6MB. Free memory was 118.2MB in the beginning and 102.3MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.91ms. Allocated memory is still 142.6MB. Free memory was 102.3MB in the beginning and 98.2MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 68.13ms. Allocated memory is still 142.6MB. Free memory was 98.2MB in the beginning and 96.1MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1256.25ms. Allocated memory is still 142.6MB. Free memory was 96.1MB in the beginning and 90.3MB in the end (delta: 5.8MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1728.87ms. Allocated memory is still 142.6MB. Free memory was 89.6MB in the beginning and 79.5MB in the end (delta: 10.1MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. * Witness Printer took 4.10ms. Allocated memory is still 142.6MB. Free memory was 79.5MB in the beginning and 79.5MB in the end (delta: 13.7kB). 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 shiftLeft at line 61, overapproximation of someBinaryArithmeticDOUBLEoperation at line 82, overapproximation of someBinaryDOUBLEComparisonOperation at line 173, overapproximation of someBinaryDOUBLEComparisonOperation at line 63, overapproximation of someBinaryDOUBLEComparisonOperation at line 174, overapproximation of someBinaryDOUBLEComparisonOperation at line 164, overapproximation of someBinaryDOUBLEComparisonOperation at line 166, overapproximation of someBinaryDOUBLEComparisonOperation at line 155, overapproximation of someBinaryDOUBLEComparisonOperation at line 168. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 100; [L23] unsigned char var_1_5 = 0; [L24] double var_1_6 = 4.5; [L25] unsigned char var_1_7 = 2; [L26] unsigned char var_1_8 = 2; [L27] double var_1_12 = 16.4; [L28] signed long int var_1_13 = 32; [L29] signed short int var_1_15 = -10; [L30] signed long int var_1_16 = -5; [L31] unsigned char var_1_17 = 1; [L32] signed short int var_1_18 = 500; [L33] double var_1_19 = 32.5; [L34] signed char var_1_20 = 0; [L35] double var_1_21 = 2.5; [L36] double var_1_22 = 0.0; [L37] double var_1_23 = 9.6; [L38] unsigned char var_1_24 = 64; [L39] unsigned char var_1_25 = 0; [L40] unsigned short int var_1_26 = 8; [L41] unsigned short int var_1_28 = 16; [L42] double var_1_29 = 200.5; [L43] unsigned short int var_1_30 = 20701; [L44] double last_1_var_1_6 = 4.5; [L45] signed long int last_1_var_1_16 = -5; [L46] signed short int last_1_var_1_18 = 500; [L47] signed char last_1_var_1_20 = 0; [L48] double last_1_var_1_21 = 2.5; [L49] unsigned char last_1_var_1_24 = 64; [L50] unsigned short int last_1_var_1_26 = 8; [L51] unsigned short int last_1_var_1_28 = 16; [L194] isInitial = 1 [L195] FCALL initially() [L196] COND TRUE 1 [L197] CALL updateLastVariables() [L180] last_1_var_1_6 = var_1_6 [L181] last_1_var_1_16 = var_1_16 [L182] last_1_var_1_18 = var_1_18 [L183] last_1_var_1_20 = var_1_20 [L184] last_1_var_1_21 = var_1_21 [L185] last_1_var_1_24 = var_1_24 [L186] last_1_var_1_26 = var_1_26 [L187] last_1_var_1_28 = var_1_28 [L197] RET updateLastVariables() [L198] CALL updateVariables() [L145] var_1_5 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_6=9/2, var_1_7=2, var_1_8=2] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_6=9/2, var_1_7=2, var_1_8=2] [L147] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=2, var_1_8=2] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=2, var_1_8=2] [L148] var_1_7 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_8=2] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_8=2] [L150] CALL assume_abort_if_not(var_1_7 <= 23) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=2] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_7 <= 23) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=2] [L151] var_1_8 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1] [L153] CALL assume_abort_if_not(var_1_8 <= 23) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_8 <= 23) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L154] var_1_12 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L156] var_1_15 = __VERIFIER_nondet_short() [L157] CALL assume_abort_if_not(var_1_15 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_15 >= -32768) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L158] CALL assume_abort_if_not(var_1_15 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_15 <= 32767) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L159] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L160] var_1_17 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L162] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=-255, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=-255, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L163] var_1_19 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854776000e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=-255, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854776000e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=-255, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L165] var_1_22 = __VERIFIER_nondet_double() [L166] CALL assume_abort_if_not((var_1_22 >= 4611686.018427382800e+12F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=-255, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_22 >= 4611686.018427382800e+12F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=-255, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L167] var_1_23 = __VERIFIER_nondet_double() [L168] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=-255, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=-255, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L169] var_1_25 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=-255, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=-255, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L171] CALL assume_abort_if_not(var_1_25 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=-255, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-256, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_25 <= 254) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=-255, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-256, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L172] var_1_29 = __VERIFIER_nondet_double() [L173] CALL assume_abort_if_not((var_1_29 >= -922337.2036854776000e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=-255, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-256, var_1_26=8, var_1_28=16, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not((var_1_29 >= -922337.2036854776000e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=-255, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-256, var_1_26=8, var_1_28=16, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L174] CALL assume_abort_if_not(var_1_29 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=-255, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-256, var_1_26=8, var_1_28=16, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_29 != 0.0F) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=-255, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-256, var_1_26=8, var_1_28=16, var_1_30=20701, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L175] var_1_30 = __VERIFIER_nondet_ushort() [L176] CALL assume_abort_if_not(var_1_30 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=-255, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-256, var_1_26=8, var_1_28=16, var_1_30=32767, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_30 >= 16383) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=-255, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-256, var_1_26=8, var_1_28=16, var_1_30=32767, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L177] CALL assume_abort_if_not(var_1_30 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=-255, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-256, var_1_26=8, var_1_28=16, var_1_30=32767, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_30 <= 32767) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=2, var_1_16=-5, var_1_17=-255, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=-256, var_1_26=8, var_1_28=16, var_1_30=32767, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L198] RET updateVariables() [L199] CALL step() [L55] unsigned char stepLocal_0 = ! var_1_5; [L56] COND FALSE !(((last_1_var_1_26 * last_1_var_1_20) >= last_1_var_1_28) && stepLocal_0) [L59] var_1_1 = last_1_var_1_26 [L61] EXPR (last_1_var_1_24 - last_1_var_1_28) << ((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) [L61] signed long int stepLocal_1 = (last_1_var_1_24 - last_1_var_1_28) << ((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))); [L62] COND FALSE !(last_1_var_1_18 <= stepLocal_1) [L69] signed long int stepLocal_3 = last_1_var_1_26 + var_1_8; [L70] COND TRUE \read(var_1_5) [L71] COND FALSE !(((((last_1_var_1_6) < ((1.0000000075E8 - var_1_19))) ? (last_1_var_1_6) : ((1.0000000075E8 - var_1_19)))) > var_1_12) [L78] var_1_18 = var_1_8 [L81] COND TRUE ! (last_1_var_1_18 <= (var_1_7 / var_1_15)) [L82] var_1_21 = ((((((var_1_22 - 7.5) - var_1_23)) > (var_1_12)) ? (((var_1_22 - 7.5) - var_1_23)) : (var_1_12))) [L86] COND TRUE var_1_17 || (var_1_8 >= last_1_var_1_24) [L87] COND TRUE var_1_17 && (var_1_21 != var_1_23) [L88] var_1_24 = ((((var_1_7) < (var_1_25)) ? (var_1_7) : (var_1_25))) [L93] COND TRUE var_1_19 == var_1_21 [L94] COND FALSE !(! var_1_17) [L97] var_1_20 = var_1_7 [L100] COND TRUE var_1_5 && var_1_17 [L101] var_1_16 = ((((last_1_var_1_16) > (var_1_15)) ? (last_1_var_1_16) : (var_1_15))) [L105] unsigned char stepLocal_2 = var_1_24; [L106] COND FALSE !(var_1_21 > var_1_21) [L109] COND FALSE !((var_1_16 / var_1_15) < stepLocal_2) [L112] var_1_13 = var_1_15 [L115] COND TRUE \read(var_1_17) [L116] COND TRUE var_1_21 <= ((var_1_6 / var_1_22) + (var_1_21 / var_1_29)) [L117] var_1_28 = ((59265 - ((((var_1_8) > (var_1_18)) ? (var_1_8) : (var_1_18)))) - (var_1_30 - var_1_13)) [L124] COND FALSE !(! var_1_17) [L141] var_1_26 = var_1_8 [L199] RET step() [L200] CALL, EXPR property() [L190] EXPR ((((last_1_var_1_26 * last_1_var_1_20) >= last_1_var_1_28) && (! var_1_5)) ? (var_1_1 == ((signed short int) last_1_var_1_26)) : (var_1_1 == ((signed short int) last_1_var_1_26))) && ((last_1_var_1_18 <= ((last_1_var_1_24 - last_1_var_1_28) << ((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))))) ? (((- last_1_var_1_21) > (last_1_var_1_6 + (- last_1_var_1_21))) ? (var_1_6 == ((double) var_1_12)) : (var_1_6 == ((double) var_1_12))) : 1) [L190] EXPR (last_1_var_1_24 - last_1_var_1_28) << ((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) [L190] EXPR ((((last_1_var_1_26 * last_1_var_1_20) >= last_1_var_1_28) && (! var_1_5)) ? (var_1_1 == ((signed short int) last_1_var_1_26)) : (var_1_1 == ((signed short int) last_1_var_1_26))) && ((last_1_var_1_18 <= ((last_1_var_1_24 - last_1_var_1_28) << ((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))))) ? (((- last_1_var_1_21) > (last_1_var_1_6 + (- last_1_var_1_21))) ? (var_1_6 == ((double) var_1_12)) : (var_1_6 == ((double) var_1_12))) : 1) [L190-L191] return ((((((((((((last_1_var_1_26 * last_1_var_1_20) >= last_1_var_1_28) && (! var_1_5)) ? (var_1_1 == ((signed short int) last_1_var_1_26)) : (var_1_1 == ((signed short int) last_1_var_1_26))) && ((last_1_var_1_18 <= ((last_1_var_1_24 - last_1_var_1_28) << ((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))))) ? (((- last_1_var_1_21) > (last_1_var_1_6 + (- last_1_var_1_21))) ? (var_1_6 == ((double) var_1_12)) : (var_1_6 == ((double) var_1_12))) : 1)) && ((var_1_21 > var_1_21) ? (var_1_13 == ((signed long int) (var_1_7 - var_1_24))) : (((var_1_16 / var_1_15) < var_1_24) ? (var_1_13 == ((signed long int) var_1_7)) : (var_1_13 == ((signed long int) var_1_15))))) && ((var_1_5 && var_1_17) ? (var_1_16 == ((signed long int) ((((last_1_var_1_16) > (var_1_15)) ? (last_1_var_1_16) : (var_1_15))))) : (var_1_16 == ((signed long int) (var_1_8 - var_1_7))))) && (var_1_5 ? ((((((last_1_var_1_6) < ((1.0000000075E8 - var_1_19))) ? (last_1_var_1_6) : ((1.0000000075E8 - var_1_19)))) > var_1_12) ? (((last_1_var_1_26 + var_1_8) >= last_1_var_1_24) ? (var_1_18 == ((signed short int) var_1_7)) : (var_1_18 == ((signed short int) last_1_var_1_24))) : (var_1_18 == ((signed short int) var_1_8))) : 1)) && ((var_1_19 == var_1_21) ? ((! var_1_17) ? (var_1_20 == ((signed char) ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) : (var_1_20 == ((signed char) var_1_7))) : 1)) && ((! (last_1_var_1_18 <= (var_1_7 / var_1_15))) ? (var_1_21 == ((double) ((((((var_1_22 - 7.5) - var_1_23)) > (var_1_12)) ? (((var_1_22 - 7.5) - var_1_23)) : (var_1_12))))) : (var_1_21 == ((double) var_1_22)))) && ((var_1_17 || (var_1_8 >= last_1_var_1_24)) ? ((var_1_17 && (var_1_21 != var_1_23)) ? (var_1_24 == ((unsigned char) ((((var_1_7) < (var_1_25)) ? (var_1_7) : (var_1_25))))) : 1) : (var_1_24 == ((unsigned char) var_1_7)))) && ((! var_1_17) ? (var_1_17 ? ((var_1_6 <= ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) ? ((var_1_19 <= ((var_1_12 + var_1_6) / var_1_22)) ? (((~ var_1_24) > var_1_1) ? (var_1_26 == ((unsigned short int) var_1_13)) : (var_1_26 == ((unsigned short int) var_1_7))) : 1) : (var_1_26 == ((unsigned short int) var_1_18))) : (var_1_26 == ((unsigned short int) var_1_18))) : (var_1_26 == ((unsigned short int) var_1_8)))) && (var_1_17 ? ((var_1_21 <= ((var_1_6 / var_1_22) + (var_1_21 / var_1_29))) ? (var_1_28 == ((unsigned short int) ((59265 - ((((var_1_8) > (var_1_18)) ? (var_1_8) : (var_1_18)))) - (var_1_30 - var_1_13)))) : (var_1_28 == ((unsigned short int) var_1_13))) : (var_1_28 == ((unsigned short int) var_1_1))) ; [L200] RET, EXPR property() [L200] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=0, var_1_13=2, var_1_15=2, var_1_16=2, var_1_17=-255, var_1_18=2, var_1_1=8, var_1_20=1, var_1_21=2, var_1_22=0, var_1_24=0, var_1_25=-256, var_1_26=2, var_1_28=26498, var_1_30=32767, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] [L19] reach_error() VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=0, var_1_13=2, var_1_15=2, var_1_16=2, var_1_17=-255, var_1_18=2, var_1_1=8, var_1_20=1, var_1_21=2, var_1_22=0, var_1_24=0, var_1_25=-256, var_1_26=2, var_1_28=26498, var_1_30=32767, var_1_5=1, var_1_6=9/2, var_1_7=1, var_1_8=514] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 42 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 21, 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=42occurred 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, 0.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 158 NumberOfCodeBlocks, 158 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 05:21:35,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/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_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/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_6c37e30c-6425-458c-88fd-218357718cc4/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 b91ebd1689e4194b5d79759535cd76cf95d0d89593ded7ad5125fdaefe13f43a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:21:37,985 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:21:38,130 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 05:21:38,137 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:21:38,139 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:21:38,172 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:21:38,173 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:21:38,173 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:21:38,174 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:21:38,174 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:21:38,175 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:21:38,175 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:21:38,176 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:21:38,176 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:21:38,176 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:21:38,176 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:21:38,177 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:21:38,177 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:21:38,177 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:21:38,177 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:21:38,177 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:21:38,178 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:21:38,178 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:21:38,178 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:21:38,178 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 05:21:38,178 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 05:21:38,179 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:21:38,179 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 05:21:38,179 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:21:38,179 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:21:38,180 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:21:38,180 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:21:38,180 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 05:21:38,180 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:21:38,180 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:21:38,180 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:21:38,180 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:21:38,180 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:21:38,180 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:21:38,180 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 05:21:38,181 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 05:21:38,181 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:21:38,181 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:21:38,181 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_6c37e30c-6425-458c-88fd-218357718cc4/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 -> b91ebd1689e4194b5d79759535cd76cf95d0d89593ded7ad5125fdaefe13f43a [2024-11-14 05:21:38,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:21:38,548 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:21:38,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:21:38,552 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:21:38,553 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:21:38,554 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-12.i Unable to find full path for "g++" [2024-11-14 05:21:40,528 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:21:40,801 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:21:40,802 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-12.i [2024-11-14 05:21:40,818 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/data/122efee34/66096aafdaea4582868959ffb5d6ee81/FLAGb76ebd58e [2024-11-14 05:21:40,840 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/data/122efee34/66096aafdaea4582868959ffb5d6ee81 [2024-11-14 05:21:40,843 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:21:40,844 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:21:40,847 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:21:40,848 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:21:40,852 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:21:40,853 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:21:40" (1/1) ... [2024-11-14 05:21:40,854 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eac9618 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:40, skipping insertion in model container [2024-11-14 05:21:40,856 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:21:40" (1/1) ... [2024-11-14 05:21:40,888 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:21:41,076 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_6c37e30c-6425-458c-88fd-218357718cc4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-12.i[916,929] [2024-11-14 05:21:41,208 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:21:41,230 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:21:41,243 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_6c37e30c-6425-458c-88fd-218357718cc4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-12.i[916,929] [2024-11-14 05:21:41,299 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:21:41,325 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:21:41,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:41 WrapperNode [2024-11-14 05:21:41,327 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:21:41,329 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:21:41,329 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:21:41,329 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:21:41,337 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:41" (1/1) ... [2024-11-14 05:21:41,350 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:41" (1/1) ... [2024-11-14 05:21:41,406 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 179 [2024-11-14 05:21:41,410 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:21:41,411 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:21:41,411 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:21:41,411 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:21:41,428 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:41" (1/1) ... [2024-11-14 05:21:41,428 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:41" (1/1) ... [2024-11-14 05:21:41,437 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:41" (1/1) ... [2024-11-14 05:21:41,439 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:41" (1/1) ... [2024-11-14 05:21:41,465 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:41" (1/1) ... [2024-11-14 05:21:41,476 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:41" (1/1) ... [2024-11-14 05:21:41,482 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:41" (1/1) ... [2024-11-14 05:21:41,483 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:41" (1/1) ... [2024-11-14 05:21:41,490 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:21:41,491 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:21:41,491 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:21:41,491 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:21:41,492 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:41" (1/1) ... [2024-11-14 05:21:41,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:21:41,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:21:41,545 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:21:41,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:21:41,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:21:41,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 05:21:41,574 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:21:41,574 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:21:41,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:21:41,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:21:41,679 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:21:41,681 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:21:56,286 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-14 05:21:56,286 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:21:56,305 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:21:56,306 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:21:56,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:21:56 BoogieIcfgContainer [2024-11-14 05:21:56,306 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:21:56,312 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:21:56,312 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:21:56,321 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:21:56,321 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:21:40" (1/3) ... [2024-11-14 05:21:56,322 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eca6a7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:21:56, skipping insertion in model container [2024-11-14 05:21:56,322 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:41" (2/3) ... [2024-11-14 05:21:56,322 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eca6a7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:21:56, skipping insertion in model container [2024-11-14 05:21:56,322 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:21:56" (3/3) ... [2024-11-14 05:21:56,324 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-12.i [2024-11-14 05:21:56,341 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:21:56,342 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-while_file-12.i that has 2 procedures, 76 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:21:56,403 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:21:56,416 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;@1f00028b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:21:56,416 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:21:56,420 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 52 states have (on average 1.5) internal successors, (78), 53 states have internal predecessors, (78), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-14 05:21:56,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-14 05:21:56,431 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:21:56,432 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:21:56,432 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:21:56,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:21:56,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1999740971, now seen corresponding path program 1 times [2024-11-14 05:21:56,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:21:56,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [476741453] [2024-11-14 05:21:56,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:21:56,447 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:21:56,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:21:56,449 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:21:56,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 05:21:58,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:21:58,567 INFO L255 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 05:21:58,576 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:21:58,622 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 376 proven. 0 refuted. 0 times theorem prover too weak. 464 trivial. 0 not checked. [2024-11-14 05:21:58,622 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:21:58,623 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:21:58,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [476741453] [2024-11-14 05:21:58,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [476741453] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:21:58,624 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:21:58,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 05:21:58,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310899492] [2024-11-14 05:21:58,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:21:58,632 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 05:21:58,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:21:58,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 05:21:58,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 05:21:58,660 INFO L87 Difference]: Start difference. First operand has 76 states, 52 states have (on average 1.5) internal successors, (78), 53 states have internal predecessors, (78), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-14 05:21:58,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:21:58,708 INFO L93 Difference]: Finished difference Result 145 states and 255 transitions. [2024-11-14 05:21:58,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 05:21:58,710 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 139 [2024-11-14 05:21:58,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:21:58,719 INFO L225 Difference]: With dead ends: 145 [2024-11-14 05:21:58,720 INFO L226 Difference]: Without dead ends: 72 [2024-11-14 05:21:58,724 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 05:21:58,729 INFO L432 NwaCegarLoop]: 112 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, 112 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 05:21:58,731 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 05:21:58,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2024-11-14 05:21:58,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2024-11-14 05:21:58,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 49 states have (on average 1.4285714285714286) internal successors, (70), 49 states have internal predecessors, (70), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-14 05:21:58,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 112 transitions. [2024-11-14 05:21:58,807 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 112 transitions. Word has length 139 [2024-11-14 05:21:58,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:21:58,808 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 112 transitions. [2024-11-14 05:21:58,808 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-14 05:21:58,808 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 112 transitions. [2024-11-14 05:21:58,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-14 05:21:58,812 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:21:58,812 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:21:58,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/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)] Forceful destruction successful, exit code 0 [2024-11-14 05:21:59,013 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:21:59,013 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:21:59,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:21:59,014 INFO L85 PathProgramCache]: Analyzing trace with hash 642006204, now seen corresponding path program 1 times [2024-11-14 05:21:59,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:21:59,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [501755021] [2024-11-14 05:21:59,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:21:59,015 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:21:59,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:21:59,018 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:21:59,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-14 05:22:01,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:22:01,325 INFO L255 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 05:22:01,332 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:22:11,938 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-14 05:22:11,938 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:22:11,939 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:22:11,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [501755021] [2024-11-14 05:22:11,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [501755021] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:22:11,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:22:11,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 05:22:11,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836350996] [2024-11-14 05:22:11,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:22:11,941 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 05:22:11,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:22:11,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 05:22:11,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 05:22:11,943 INFO L87 Difference]: Start difference. First operand 72 states and 112 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-14 05:22:14,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:22:17,204 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:22:19,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.65s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:22:21,859 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:22:24,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.50s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:22:26,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:22:29,281 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:22:31,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.56s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:22:34,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.66s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:22:36,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:22:36,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:22:36,511 INFO L93 Difference]: Finished difference Result 217 states and 341 transitions. [2024-11-14 05:22:36,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 05:22:36,689 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 140 [2024-11-14 05:22:36,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:22:36,694 INFO L225 Difference]: With dead ends: 217 [2024-11-14 05:22:36,694 INFO L226 Difference]: Without dead ends: 148 [2024-11-14 05:22:36,695 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-14 05:22:36,695 INFO L432 NwaCegarLoop]: 109 mSDtfsCounter, 106 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 43 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.3s IncrementalHoareTripleChecker+Time [2024-11-14 05:22:36,696 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 315 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 11 Invalid, 10 Unknown, 0 Unchecked, 24.3s Time] [2024-11-14 05:22:36,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2024-11-14 05:22:36,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 112. [2024-11-14 05:22:36,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 67 states have (on average 1.3134328358208955) internal successors, (88), 67 states have internal predecessors, (88), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-14 05:22:36,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 172 transitions. [2024-11-14 05:22:36,734 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 172 transitions. Word has length 140 [2024-11-14 05:22:36,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:22:36,735 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 172 transitions. [2024-11-14 05:22:36,735 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-14 05:22:36,735 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 172 transitions. [2024-11-14 05:22:36,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-14 05:22:36,737 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:22:36,738 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:22:36,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-14 05:22:36,938 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:22:36,939 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:22:36,939 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:22:36,939 INFO L85 PathProgramCache]: Analyzing trace with hash -1352138502, now seen corresponding path program 1 times [2024-11-14 05:22:36,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:22:36,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [312580869] [2024-11-14 05:22:36,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:22:36,940 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:22:36,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:22:36,944 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:22:36,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-14 05:22:38,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:22:38,799 INFO L255 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 05:22:38,803 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:22:39,133 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-14 05:22:39,134 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:22:39,134 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:22:39,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [312580869] [2024-11-14 05:22:39,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [312580869] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:22:39,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:22:39,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 05:22:39,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39525286] [2024-11-14 05:22:39,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:22:39,136 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 05:22:39,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:22:39,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 05:22:39,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:22:39,137 INFO L87 Difference]: Start difference. First operand 112 states and 172 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-14 05:22:42,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.56s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:22:44,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.53s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:22:45,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:22:45,050 INFO L93 Difference]: Finished difference Result 213 states and 325 transitions. [2024-11-14 05:22:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 05:22:45,051 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 140 [2024-11-14 05:22:45,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:22:45,053 INFO L225 Difference]: With dead ends: 213 [2024-11-14 05:22:45,053 INFO L226 Difference]: Without dead ends: 144 [2024-11-14 05:22:45,054 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:22:45,055 INFO L432 NwaCegarLoop]: 130 mSDtfsCounter, 41 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 7 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 217 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2024-11-14 05:22:45,055 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 217 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 18 Invalid, 2 Unknown, 0 Unchecked, 5.9s Time] [2024-11-14 05:22:45,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2024-11-14 05:22:45,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 141. [2024-11-14 05:22:45,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 85 states have (on average 1.2352941176470589) internal successors, (105), 86 states have internal predecessors, (105), 52 states have call successors, (52), 3 states have call predecessors, (52), 3 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-14 05:22:45,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 209 transitions. [2024-11-14 05:22:45,087 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 209 transitions. Word has length 140 [2024-11-14 05:22:45,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:22:45,087 INFO L471 AbstractCegarLoop]: Abstraction has 141 states and 209 transitions. [2024-11-14 05:22:45,088 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-14 05:22:45,088 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 209 transitions. [2024-11-14 05:22:45,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-14 05:22:45,090 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:22:45,090 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:22:45,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-14 05:22:45,290 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:22:45,291 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:22:45,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:22:45,291 INFO L85 PathProgramCache]: Analyzing trace with hash 985406102, now seen corresponding path program 1 times [2024-11-14 05:22:45,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:22:45,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [382719256] [2024-11-14 05:22:45,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:22:45,292 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:22:45,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:22:45,295 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:22:45,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c37e30c-6425-458c-88fd-218357718cc4/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-14 05:22:47,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:22:47,210 INFO L255 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-14 05:22:47,219 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:24:45,909 WARN L286 SmtUtils]: Spent 16.15s on a formula simplification that was a NOOP. DAG size: 69 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 05:25:41,538 WARN L286 SmtUtils]: Spent 13.59s on a formula simplification that was a NOOP. DAG size: 73 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 05:26:41,466 WARN L286 SmtUtils]: Spent 16.86s on a formula simplification that was a NOOP. DAG size: 76 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 05:27:47,108 WARN L286 SmtUtils]: Spent 18.18s on a formula simplification that was a NOOP. DAG size: 80 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 05:28:55,632 WARN L286 SmtUtils]: Spent 20.23s on a formula simplification that was a NOOP. DAG size: 82 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 05:30:49,362 WARN L286 SmtUtils]: Spent 23.26s on a formula simplification that was a NOOP. DAG size: 87 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 05:32:14,279 WARN L286 SmtUtils]: Spent 23.22s on a formula simplification that was a NOOP. DAG size: 89 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 05:34:17,794 WARN L286 SmtUtils]: Spent 26.91s on a formula simplification that was a NOOP. DAG size: 91 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)