./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-98.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_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/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_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-98.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/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_41fd1fd1-c41b-4793-b239-915702820e35/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 94402a909576ff0f6dec6fb8b106268679f88adb1b4c5fc615242f98a35b2243 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:40:24,340 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:40:24,402 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 05:40:24,407 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:40:24,407 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:40:24,432 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:40:24,433 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:40:24,433 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:40:24,437 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:40:24,437 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:40:24,437 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:40:24,437 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:40:24,437 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:40:24,437 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 05:40:24,437 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:40:24,437 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:40:24,438 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 05:40:24,438 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 05:40:24,438 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:40:24,438 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 05:40:24,438 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 05:40:24,438 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 05:40:24,438 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:40:24,439 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:40:24,439 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:40:24,439 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 05:40:24,439 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:40:24,439 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:40:24,439 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:40:24,439 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:40:24,439 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:40:24,439 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:40:24,440 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:40:24,440 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:40:24,440 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:40:24,440 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:40:24,440 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:40:24,440 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:40:24,441 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:40:24,441 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:40:24,441 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:40:24,441 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:40:24,441 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 05:40:24,441 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 05:40:24,441 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:40:24,442 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:40:24,442 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 05:40:24,442 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_41fd1fd1-c41b-4793-b239-915702820e35/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 -> 94402a909576ff0f6dec6fb8b106268679f88adb1b4c5fc615242f98a35b2243 [2024-11-14 05:40:24,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:40:24,740 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:40:24,743 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:40:24,744 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:40:24,745 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:40:24,746 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-98.i Unable to find full path for "g++" [2024-11-14 05:40:26,617 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:40:27,001 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:40:27,006 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-98.i [2024-11-14 05:40:27,025 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/data/5f2c20c1f/821bcbdd295147be9dbf3e4f64e12eba/FLAG2a7d07f9a [2024-11-14 05:40:27,049 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/data/5f2c20c1f/821bcbdd295147be9dbf3e4f64e12eba [2024-11-14 05:40:27,051 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:40:27,053 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:40:27,056 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:40:27,057 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:40:27,062 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:40:27,064 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:40:27" (1/1) ... [2024-11-14 05:40:27,065 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a2476f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:27, skipping insertion in model container [2024-11-14 05:40:27,066 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:40:27" (1/1) ... [2024-11-14 05:40:27,092 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:40:27,277 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_41fd1fd1-c41b-4793-b239-915702820e35/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-98.i[916,929] [2024-11-14 05:40:27,390 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:40:27,406 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:40:27,418 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_41fd1fd1-c41b-4793-b239-915702820e35/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-98.i[916,929] [2024-11-14 05:40:27,472 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:40:27,492 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:40:27,492 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:27 WrapperNode [2024-11-14 05:40:27,492 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:40:27,493 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:40:27,494 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:40:27,494 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:40:27,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:27" (1/1) ... [2024-11-14 05:40:27,515 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:27" (1/1) ... [2024-11-14 05:40:27,558 INFO L138 Inliner]: procedures = 29, calls = 166, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 517 [2024-11-14 05:40:27,559 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:40:27,559 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:40:27,559 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:40:27,560 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:40:27,567 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:27" (1/1) ... [2024-11-14 05:40:27,567 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:27" (1/1) ... [2024-11-14 05:40:27,573 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:27" (1/1) ... [2024-11-14 05:40:27,573 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:27" (1/1) ... [2024-11-14 05:40:27,594 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:27" (1/1) ... [2024-11-14 05:40:27,599 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:27" (1/1) ... [2024-11-14 05:40:27,603 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:27" (1/1) ... [2024-11-14 05:40:27,605 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:27" (1/1) ... [2024-11-14 05:40:27,609 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:40:27,613 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:40:27,613 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:40:27,613 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:40:27,618 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:27" (1/1) ... [2024-11-14 05:40:27,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:40:27,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:40:27,664 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:40:27,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:40:27,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:40:27,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 05:40:27,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-14 05:40:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-14 05:40:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 05:40:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-14 05:40:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:40:27,704 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:40:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 05:40:27,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:40:27,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:40:27,890 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:40:27,892 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:40:28,684 INFO L? ?]: Removed 133 outVars from TransFormulas that were not future-live. [2024-11-14 05:40:28,685 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:40:29,497 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:40:29,498 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:40:29,498 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:40:29 BoogieIcfgContainer [2024-11-14 05:40:29,499 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:40:29,501 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:40:29,502 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:40:29,507 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:40:29,508 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:40:27" (1/3) ... [2024-11-14 05:40:29,508 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a59b2cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:40:29, skipping insertion in model container [2024-11-14 05:40:29,508 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:27" (2/3) ... [2024-11-14 05:40:29,509 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a59b2cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:40:29, skipping insertion in model container [2024-11-14 05:40:29,509 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:40:29" (3/3) ... [2024-11-14 05:40:29,510 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-98.i [2024-11-14 05:40:29,531 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:40:29,532 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-a_file-98.i that has 2 procedures, 43 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:40:29,598 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:40:29,612 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;@134eefbf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:40:29,612 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:40:29,617 INFO L276 IsEmpty]: Start isEmpty. Operand has 43 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-14 05:40:29,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-14 05:40:29,630 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:40:29,632 INFO L215 NwaCegarLoop]: trace histogram [17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:40:29,632 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:40:29,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:40:29,640 INFO L85 PathProgramCache]: Analyzing trace with hash -620293103, now seen corresponding path program 1 times [2024-11-14 05:40:29,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:40:29,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364694258] [2024-11-14 05:40:29,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:40:29,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:40:32,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 05:40:32,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [704075010] [2024-11-14 05:40:32,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:40:32,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:40:32,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:40:32,112 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:40:32,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 05:40:33,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:40:33,786 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 05:40:35,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:40:35,582 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 05:40:35,584 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 05:40:35,585 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 05:40:35,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 05:40:35,787 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-14 05:40:35,791 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 05:40:35,885 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 05:40:35,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 05:40:35 BoogieIcfgContainer [2024-11-14 05:40:35,893 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 05:40:35,894 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 05:40:35,894 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 05:40:35,894 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 05:40:35,895 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:40:29" (3/4) ... [2024-11-14 05:40:35,898 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 05:40:35,899 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 05:40:35,900 INFO L158 Benchmark]: Toolchain (without parser) took 8847.26ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 94.7MB in the beginning and 49.6MB in the end (delta: 45.0MB). Peak memory consumption was 84.4MB. Max. memory is 16.1GB. [2024-11-14 05:40:35,901 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 142.6MB. Free memory is still 80.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:40:35,901 INFO L158 Benchmark]: CACSL2BoogieTranslator took 437.25ms. Allocated memory is still 117.4MB. Free memory was 94.7MB in the beginning and 78.7MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 05:40:35,902 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.35ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 75.2MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:40:35,902 INFO L158 Benchmark]: Boogie Preprocessor took 53.12ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 72.3MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:40:35,903 INFO L158 Benchmark]: RCFGBuilder took 1885.92ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 64.0MB in the end (delta: 8.3MB). Peak memory consumption was 53.7MB. Max. memory is 16.1GB. [2024-11-14 05:40:35,903 INFO L158 Benchmark]: TraceAbstraction took 6391.83ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 64.0MB in the beginning and 49.7MB in the end (delta: 14.3MB). Peak memory consumption was 57.5MB. Max. memory is 16.1GB. [2024-11-14 05:40:35,904 INFO L158 Benchmark]: Witness Printer took 5.37ms. Allocated memory is still 159.4MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:40:35,907 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 142.6MB. Free memory is still 80.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 437.25ms. Allocated memory is still 117.4MB. Free memory was 94.7MB in the beginning and 78.7MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.35ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 75.2MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 53.12ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 72.3MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1885.92ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 64.0MB in the end (delta: 8.3MB). Peak memory consumption was 53.7MB. Max. memory is 16.1GB. * TraceAbstraction took 6391.83ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 64.0MB in the beginning and 49.7MB in the end (delta: 14.3MB). Peak memory consumption was 57.5MB. Max. memory is 16.1GB. * Witness Printer took 5.37ms. Allocated memory is still 159.4MB. Free memory is still 49.7MB. 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 shiftRight at line 48, overapproximation of someBinaryArithmeticDOUBLEoperation at line 38, overapproximation of someBinaryDOUBLEComparisonOperation at line 64, overapproximation of someBinaryDOUBLEComparisonOperation at line 62, overapproximation of someBinaryDOUBLEComparisonOperation at line 50, overapproximation of someBinaryDOUBLEComparisonOperation at line 66, overapproximation of someBinaryDOUBLEComparisonOperation at line 70, overapproximation of someBinaryDOUBLEComparisonOperation at line 72, overapproximation of someBinaryDOUBLEComparisonOperation at line 68. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] double double_Array_0[2][2][2] = { {{7.25, 0.6}, {7.5, 63.5}}, {{4.4, 9999999.5}, {2.3, 4.8}} }; [L25-L27] signed long int signed_long_int_Array_0[1] = { -1 }; [L28-L30] signed short int signed_short_int_Array_0[1] = { 10 }; [L31-L33] unsigned long int unsigned_long_int_Array_0[5] = { 128, 0, 25, 4078799264, 500 }; [L34] unsigned long int last_1_unsigned_long_int_Array_0_4_ = 500; [L98] isInitial = 1 [L99] FCALL initially() [L100] COND TRUE 1 [L101] CALL updateLastVariables() [L91] EXPR unsigned_long_int_Array_0[4] [L91] last_1_unsigned_long_int_Array_0_4_ = unsigned_long_int_Array_0[4] [L101] RET updateLastVariables() [L102] CALL updateVariables() [L61] double_Array_0[0][0][0] = __VERIFIER_nondet_double() [L62] EXPR double_Array_0[0][0][0] [L62] EXPR double_Array_0[0][0][0] >= -115292.1504606845700e+13F && double_Array_0[0][0][0] <= -1.0e-20F [L62] EXPR double_Array_0[0][0][0] [L62] EXPR double_Array_0[0][0][0] >= -115292.1504606845700e+13F && double_Array_0[0][0][0] <= -1.0e-20F [L62] EXPR (double_Array_0[0][0][0] >= -115292.1504606845700e+13F && double_Array_0[0][0][0] <= -1.0e-20F) || (double_Array_0[0][0][0] <= 1152921.504606845700e+12F && double_Array_0[0][0][0] >= 1.0e-20F ) VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L62] CALL assume_abort_if_not((double_Array_0[0][0][0] >= -115292.1504606845700e+13F && double_Array_0[0][0][0] <= -1.0e-20F) || (double_Array_0[0][0][0] <= 1152921.504606845700e+12F && double_Array_0[0][0][0] >= 1.0e-20F )) VAL [\old(cond)=1, double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not((double_Array_0[0][0][0] >= -115292.1504606845700e+13F && double_Array_0[0][0][0] <= -1.0e-20F) || (double_Array_0[0][0][0] <= 1152921.504606845700e+12F && double_Array_0[0][0][0] >= 1.0e-20F )) VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L63] double_Array_0[1][0][0] = __VERIFIER_nondet_double() [L64] EXPR double_Array_0[1][0][0] [L64] EXPR double_Array_0[1][0][0] >= -115292.1504606845700e+13F && double_Array_0[1][0][0] <= -1.0e-20F [L64] EXPR double_Array_0[1][0][0] [L64] EXPR double_Array_0[1][0][0] >= -115292.1504606845700e+13F && double_Array_0[1][0][0] <= -1.0e-20F [L64] EXPR (double_Array_0[1][0][0] >= -115292.1504606845700e+13F && double_Array_0[1][0][0] <= -1.0e-20F) || (double_Array_0[1][0][0] <= 1152921.504606845700e+12F && double_Array_0[1][0][0] >= 1.0e-20F ) VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L64] CALL assume_abort_if_not((double_Array_0[1][0][0] >= -115292.1504606845700e+13F && double_Array_0[1][0][0] <= -1.0e-20F) || (double_Array_0[1][0][0] <= 1152921.504606845700e+12F && double_Array_0[1][0][0] >= 1.0e-20F )) VAL [\old(cond)=1, double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not((double_Array_0[1][0][0] >= -115292.1504606845700e+13F && double_Array_0[1][0][0] <= -1.0e-20F) || (double_Array_0[1][0][0] <= 1152921.504606845700e+12F && double_Array_0[1][0][0] >= 1.0e-20F )) VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L65] double_Array_0[0][1][0] = __VERIFIER_nondet_double() [L66] EXPR double_Array_0[0][1][0] [L66] EXPR double_Array_0[0][1][0] >= -230584.3009213691390e+13F && double_Array_0[0][1][0] <= -1.0e-20F [L66] EXPR (double_Array_0[0][1][0] >= -230584.3009213691390e+13F && double_Array_0[0][1][0] <= -1.0e-20F) || (double_Array_0[0][1][0] <= 2305843.009213691390e+12F && double_Array_0[0][1][0] >= 1.0e-20F ) [L66] EXPR double_Array_0[0][1][0] [L66] EXPR double_Array_0[0][1][0] <= 2305843.009213691390e+12F && double_Array_0[0][1][0] >= 1.0e-20F [L66] EXPR double_Array_0[0][1][0] [L66] EXPR double_Array_0[0][1][0] <= 2305843.009213691390e+12F && double_Array_0[0][1][0] >= 1.0e-20F [L66] EXPR (double_Array_0[0][1][0] >= -230584.3009213691390e+13F && double_Array_0[0][1][0] <= -1.0e-20F) || (double_Array_0[0][1][0] <= 2305843.009213691390e+12F && double_Array_0[0][1][0] >= 1.0e-20F ) VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L66] CALL assume_abort_if_not((double_Array_0[0][1][0] >= -230584.3009213691390e+13F && double_Array_0[0][1][0] <= -1.0e-20F) || (double_Array_0[0][1][0] <= 2305843.009213691390e+12F && double_Array_0[0][1][0] >= 1.0e-20F )) VAL [\old(cond)=1, double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not((double_Array_0[0][1][0] >= -230584.3009213691390e+13F && double_Array_0[0][1][0] <= -1.0e-20F) || (double_Array_0[0][1][0] <= 2305843.009213691390e+12F && double_Array_0[0][1][0] >= 1.0e-20F )) VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L67] double_Array_0[1][1][0] = __VERIFIER_nondet_double() [L68] EXPR double_Array_0[1][1][0] [L68] EXPR double_Array_0[1][1][0] >= -230584.3009213691390e+13F && double_Array_0[1][1][0] <= -1.0e-20F [L68] EXPR double_Array_0[1][1][0] [L68] EXPR double_Array_0[1][1][0] >= -230584.3009213691390e+13F && double_Array_0[1][1][0] <= -1.0e-20F [L68] EXPR (double_Array_0[1][1][0] >= -230584.3009213691390e+13F && double_Array_0[1][1][0] <= -1.0e-20F) || (double_Array_0[1][1][0] <= 2305843.009213691390e+12F && double_Array_0[1][1][0] >= 1.0e-20F ) VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L68] CALL assume_abort_if_not((double_Array_0[1][1][0] >= -230584.3009213691390e+13F && double_Array_0[1][1][0] <= -1.0e-20F) || (double_Array_0[1][1][0] <= 2305843.009213691390e+12F && double_Array_0[1][1][0] >= 1.0e-20F )) VAL [\old(cond)=1, double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not((double_Array_0[1][1][0] >= -230584.3009213691390e+13F && double_Array_0[1][1][0] <= -1.0e-20F) || (double_Array_0[1][1][0] <= 2305843.009213691390e+12F && double_Array_0[1][1][0] >= 1.0e-20F )) VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L69] double_Array_0[1][0][1] = __VERIFIER_nondet_double() [L70] EXPR double_Array_0[1][0][1] [L70] EXPR double_Array_0[1][0][1] >= 0.0F && double_Array_0[1][0][1] <= -1.0e-20F [L70] EXPR double_Array_0[1][0][1] [L70] EXPR double_Array_0[1][0][1] >= 0.0F && double_Array_0[1][0][1] <= -1.0e-20F [L70] EXPR (double_Array_0[1][0][1] >= 0.0F && double_Array_0[1][0][1] <= -1.0e-20F) || (double_Array_0[1][0][1] <= 9223372.036854765600e+12F && double_Array_0[1][0][1] >= 1.0e-20F ) VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L70] CALL assume_abort_if_not((double_Array_0[1][0][1] >= 0.0F && double_Array_0[1][0][1] <= -1.0e-20F) || (double_Array_0[1][0][1] <= 9223372.036854765600e+12F && double_Array_0[1][0][1] >= 1.0e-20F )) VAL [\old(cond)=1, double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not((double_Array_0[1][0][1] >= 0.0F && double_Array_0[1][0][1] <= -1.0e-20F) || (double_Array_0[1][0][1] <= 9223372.036854765600e+12F && double_Array_0[1][0][1] >= 1.0e-20F )) VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L71] double_Array_0[0][1][1] = __VERIFIER_nondet_double() [L72] EXPR double_Array_0[0][1][1] [L72] EXPR double_Array_0[0][1][1] >= 0.0F && double_Array_0[0][1][1] <= -1.0e-20F [L72] EXPR double_Array_0[0][1][1] [L72] EXPR double_Array_0[0][1][1] >= 0.0F && double_Array_0[0][1][1] <= -1.0e-20F [L72] EXPR (double_Array_0[0][1][1] >= 0.0F && double_Array_0[0][1][1] <= -1.0e-20F) || (double_Array_0[0][1][1] <= 9223372.036854765600e+12F && double_Array_0[0][1][1] >= 1.0e-20F ) VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L72] CALL assume_abort_if_not((double_Array_0[0][1][1] >= 0.0F && double_Array_0[0][1][1] <= -1.0e-20F) || (double_Array_0[0][1][1] <= 9223372.036854765600e+12F && double_Array_0[0][1][1] >= 1.0e-20F )) VAL [\old(cond)=1, double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not((double_Array_0[0][1][1] >= 0.0F && double_Array_0[0][1][1] <= -1.0e-20F) || (double_Array_0[0][1][1] <= 9223372.036854765600e+12F && double_Array_0[0][1][1] >= 1.0e-20F )) VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L73] signed_long_int_Array_0[0] = __VERIFIER_nondet_long() [L74] EXPR signed_long_int_Array_0[0] VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L74] CALL assume_abort_if_not(signed_long_int_Array_0[0] >= -2147483648) VAL [\old(cond)=1, double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(signed_long_int_Array_0[0] >= -2147483648) VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L75] EXPR signed_long_int_Array_0[0] VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L75] CALL assume_abort_if_not(signed_long_int_Array_0[0] <= 2147483647) VAL [\old(cond)=1, double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(signed_long_int_Array_0[0] <= 2147483647) VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L76] EXPR signed_long_int_Array_0[0] VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L76] CALL assume_abort_if_not(signed_long_int_Array_0[0] != 0) VAL [\old(cond)=1, double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(signed_long_int_Array_0[0] != 0) VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L77] signed_short_int_Array_0[0] = __VERIFIER_nondet_short() [L78] EXPR signed_short_int_Array_0[0] VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L78] CALL assume_abort_if_not(signed_short_int_Array_0[0] >= 0) VAL [\old(cond)=1, double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(signed_short_int_Array_0[0] >= 0) VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L79] EXPR signed_short_int_Array_0[0] VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L79] CALL assume_abort_if_not(signed_short_int_Array_0[0] <= 32) VAL [\old(cond)=1, double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(signed_short_int_Array_0[0] <= 32) VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L80] unsigned_long_int_Array_0[1] = __VERIFIER_nondet_ulong() [L81] EXPR unsigned_long_int_Array_0[1] VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L81] CALL assume_abort_if_not(unsigned_long_int_Array_0[1] >= 0) VAL [\old(cond)=1, double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(unsigned_long_int_Array_0[1] >= 0) VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L82] EXPR unsigned_long_int_Array_0[1] VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L82] CALL assume_abort_if_not(unsigned_long_int_Array_0[1] <= 4294967294) VAL [\old(cond)=1, double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(unsigned_long_int_Array_0[1] <= 4294967294) VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L83] unsigned_long_int_Array_0[2] = __VERIFIER_nondet_ulong() [L84] EXPR unsigned_long_int_Array_0[2] VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L84] CALL assume_abort_if_not(unsigned_long_int_Array_0[2] >= 0) VAL [\old(cond)=1, double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(unsigned_long_int_Array_0[2] >= 0) VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L85] EXPR unsigned_long_int_Array_0[2] VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L85] CALL assume_abort_if_not(unsigned_long_int_Array_0[2] <= 2147483647) VAL [\old(cond)=1, double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(unsigned_long_int_Array_0[2] <= 2147483647) VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L86] unsigned_long_int_Array_0[3] = __VERIFIER_nondet_ulong() [L87] EXPR unsigned_long_int_Array_0[3] VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L87] CALL assume_abort_if_not(unsigned_long_int_Array_0[3] >= 2147483647) VAL [\old(cond)=1, double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(unsigned_long_int_Array_0[3] >= 2147483647) VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L88] EXPR unsigned_long_int_Array_0[3] VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L88] CALL assume_abort_if_not(unsigned_long_int_Array_0[3] <= 4294967294) VAL [\old(cond)=1, double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(unsigned_long_int_Array_0[3] <= 4294967294) VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L102] RET updateVariables() [L103] CALL step() [L38] EXPR double_Array_0[0][1][1] [L38] EXPR double_Array_0[1][0][1] [L38] double_Array_0[1][1][1] = (double_Array_0[0][1][1] - double_Array_0[1][0][1]) [L39] EXPR unsigned_long_int_Array_0[1] [L39] COND TRUE ((((-128) < (last_1_unsigned_long_int_Array_0_4_)) ? (-128) : (last_1_unsigned_long_int_Array_0_4_))) < unsigned_long_int_Array_0[1] [L40] EXPR signed_long_int_Array_0[0] [L40] COND TRUE last_1_unsigned_long_int_Array_0_4_ > signed_long_int_Array_0[0] [L41] EXPR signed_short_int_Array_0[0] [L41] EXPR unsigned_long_int_Array_0[2] [L41] unsigned_long_int_Array_0[4] = (signed_short_int_Array_0[0] + unsigned_long_int_Array_0[2]) [L48] EXPR unsigned_long_int_Array_0[4] [L48] EXPR signed_short_int_Array_0[0] [L48] EXPR unsigned_long_int_Array_0[4] >> signed_short_int_Array_0[0] [L48] EXPR signed_long_int_Array_0[0] [L48] unsigned long int stepLocal_0 = (unsigned_long_int_Array_0[4] >> signed_short_int_Array_0[0]) / signed_long_int_Array_0[0]; [L49] COND FALSE !(8 < stepLocal_0) [L52] EXPR double_Array_0[0][1][1] [L52] EXPR double_Array_0[1][0][0] [L52] COND FALSE !(double_Array_0[0][1][1] < double_Array_0[1][0][0]) [L103] RET step() [L104] CALL, EXPR property() [L94] EXPR double_Array_0[1][1][1] [L94] EXPR double_Array_0[0][1][1] [L94] EXPR double_Array_0[1][0][1] [L94] EXPR (double_Array_0[1][1][1] == ((double) (double_Array_0[0][1][1] - double_Array_0[1][0][1]))) && ((8 < ((unsigned_long_int_Array_0[4] >> signed_short_int_Array_0[0]) / signed_long_int_Array_0[0])) ? (double_Array_0[0][0][1] == ((double) (((double_Array_0[1][0][0] + double_Array_0[0][0][0]) + ((((double_Array_0[0][1][0]) < (1.9)) ? (double_Array_0[0][1][0]) : (1.9)))) + (99.125 + double_Array_0[1][1][0])))) : 1) [L94] EXPR ((double_Array_0[1][1][1] == ((double) (double_Array_0[0][1][1] - double_Array_0[1][0][1]))) && ((8 < ((unsigned_long_int_Array_0[4] >> signed_short_int_Array_0[0]) / signed_long_int_Array_0[0])) ? (double_Array_0[0][0][1] == ((double) (((double_Array_0[1][0][0] + double_Array_0[0][0][0]) + ((((double_Array_0[0][1][0]) < (1.9)) ? (double_Array_0[0][1][0]) : (1.9)))) + (99.125 + double_Array_0[1][1][0])))) : 1)) && ((double_Array_0[0][1][1] < double_Array_0[1][0][0]) ? ((((- unsigned_long_int_Array_0[4]) <= signed_short_int_Array_0[0]) || (double_Array_0[0][0][1] < double_Array_0[0][1][0])) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) ((((signed_short_int_Array_0[0]) < (unsigned_long_int_Array_0[1])) ? (signed_short_int_Array_0[0]) : (unsigned_long_int_Array_0[1]))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[3] - signed_short_int_Array_0[0])))) : 1) [L94] EXPR (((double_Array_0[1][1][1] == ((double) (double_Array_0[0][1][1] - double_Array_0[1][0][1]))) && ((8 < ((unsigned_long_int_Array_0[4] >> signed_short_int_Array_0[0]) / signed_long_int_Array_0[0])) ? (double_Array_0[0][0][1] == ((double) (((double_Array_0[1][0][0] + double_Array_0[0][0][0]) + ((((double_Array_0[0][1][0]) < (1.9)) ? (double_Array_0[0][1][0]) : (1.9)))) + (99.125 + double_Array_0[1][1][0])))) : 1)) && ((double_Array_0[0][1][1] < double_Array_0[1][0][0]) ? ((((- unsigned_long_int_Array_0[4]) <= signed_short_int_Array_0[0]) || (double_Array_0[0][0][1] < double_Array_0[0][1][0])) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) ((((signed_short_int_Array_0[0]) < (unsigned_long_int_Array_0[1])) ? (signed_short_int_Array_0[0]) : (unsigned_long_int_Array_0[1]))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[3] - signed_short_int_Array_0[0])))) : 1)) && ((((((-128) < (last_1_unsigned_long_int_Array_0_4_)) ? (-128) : (last_1_unsigned_long_int_Array_0_4_))) < unsigned_long_int_Array_0[1]) ? ((last_1_unsigned_long_int_Array_0_4_ > signed_long_int_Array_0[0]) ? (unsigned_long_int_Array_0[4] == ((unsigned long int) (signed_short_int_Array_0[0] + unsigned_long_int_Array_0[2]))) : (unsigned_long_int_Array_0[4] == ((unsigned long int) unsigned_long_int_Array_0[3]))) : (unsigned_long_int_Array_0[4] == ((unsigned long int) unsigned_long_int_Array_0[2]))) [L94-L95] return (((double_Array_0[1][1][1] == ((double) (double_Array_0[0][1][1] - double_Array_0[1][0][1]))) && ((8 < ((unsigned_long_int_Array_0[4] >> signed_short_int_Array_0[0]) / signed_long_int_Array_0[0])) ? (double_Array_0[0][0][1] == ((double) (((double_Array_0[1][0][0] + double_Array_0[0][0][0]) + ((((double_Array_0[0][1][0]) < (1.9)) ? (double_Array_0[0][1][0]) : (1.9)))) + (99.125 + double_Array_0[1][1][0])))) : 1)) && ((double_Array_0[0][1][1] < double_Array_0[1][0][0]) ? ((((- unsigned_long_int_Array_0[4]) <= signed_short_int_Array_0[0]) || (double_Array_0[0][0][1] < double_Array_0[0][1][0])) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) ((((signed_short_int_Array_0[0]) < (unsigned_long_int_Array_0[1])) ? (signed_short_int_Array_0[0]) : (unsigned_long_int_Array_0[1]))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[3] - signed_short_int_Array_0[0])))) : 1)) && ((((((-128) < (last_1_unsigned_long_int_Array_0_4_)) ? (-128) : (last_1_unsigned_long_int_Array_0_4_))) < unsigned_long_int_Array_0[1]) ? ((last_1_unsigned_long_int_Array_0_4_ > signed_long_int_Array_0[0]) ? (unsigned_long_int_Array_0[4] == ((unsigned long int) (signed_short_int_Array_0[0] + unsigned_long_int_Array_0[2]))) : (unsigned_long_int_Array_0[4] == ((unsigned long int) unsigned_long_int_Array_0[3]))) : (unsigned_long_int_Array_0[4] == ((unsigned long int) unsigned_long_int_Array_0[2]))) ; [L104] RET, EXPR property() [L104] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L19] reach_error() VAL [double_Array_0={4:0}, isInitial=1, last_1_unsigned_long_int_Array_0_4_=500, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 43 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.2s, OverallIterations: 1, TraceHistogramMax: 17, 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=43occurred 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, 3.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 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 05:40:35,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/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_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-98.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/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_41fd1fd1-c41b-4793-b239-915702820e35/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 94402a909576ff0f6dec6fb8b106268679f88adb1b4c5fc615242f98a35b2243 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:40:38,699 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:40:38,808 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 05:40:38,815 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:40:38,816 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:40:38,888 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:40:38,889 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:40:38,889 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:40:38,895 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:40:38,895 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:40:38,895 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:40:38,895 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:40:38,895 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:40:38,895 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:40:38,895 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:40:38,895 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:40:38,896 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:40:38,896 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:40:38,896 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:40:38,896 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:40:38,896 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:40:38,896 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:40:38,896 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:40:38,896 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:40:38,897 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 05:40:38,897 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 05:40:38,897 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:40:38,897 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 05:40:38,897 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:40:38,897 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:40:38,897 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:40:38,897 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:40:38,901 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 05:40:38,902 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:40:38,903 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:40:38,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:40:38,903 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:40:38,904 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:40:38,904 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:40:38,904 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 05:40:38,904 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 05:40:38,904 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:40:38,904 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:40:38,905 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_41fd1fd1-c41b-4793-b239-915702820e35/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 -> 94402a909576ff0f6dec6fb8b106268679f88adb1b4c5fc615242f98a35b2243 [2024-11-14 05:40:39,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:40:39,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:40:39,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:40:39,207 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:40:39,207 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:40:39,208 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-98.i Unable to find full path for "g++" [2024-11-14 05:40:41,225 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:40:41,539 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:40:41,544 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-98.i [2024-11-14 05:40:41,561 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/data/9cabd94c4/034c7c5c09394d33b8fc2f5148025404/FLAGe5d811607 [2024-11-14 05:40:41,587 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/data/9cabd94c4/034c7c5c09394d33b8fc2f5148025404 [2024-11-14 05:40:41,590 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:40:41,592 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:40:41,593 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:40:41,594 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:40:41,605 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:40:41,606 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:40:41" (1/1) ... [2024-11-14 05:40:41,607 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2971ea98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:41, skipping insertion in model container [2024-11-14 05:40:41,607 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:40:41" (1/1) ... [2024-11-14 05:40:41,634 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:40:41,805 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_41fd1fd1-c41b-4793-b239-915702820e35/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-98.i[916,929] [2024-11-14 05:40:41,921 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:40:41,942 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:40:41,954 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_41fd1fd1-c41b-4793-b239-915702820e35/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-98.i[916,929] [2024-11-14 05:40:42,050 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:40:42,084 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:40:42,085 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:42 WrapperNode [2024-11-14 05:40:42,085 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:40:42,086 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:40:42,087 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:40:42,087 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:40:42,094 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:42" (1/1) ... [2024-11-14 05:40:42,112 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:42" (1/1) ... [2024-11-14 05:40:42,168 INFO L138 Inliner]: procedures = 36, calls = 166, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 502 [2024-11-14 05:40:42,168 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:40:42,169 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:40:42,169 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:40:42,169 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:40:42,178 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:42" (1/1) ... [2024-11-14 05:40:42,178 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:42" (1/1) ... [2024-11-14 05:40:42,189 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:42" (1/1) ... [2024-11-14 05:40:42,193 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:42" (1/1) ... [2024-11-14 05:40:42,229 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:42" (1/1) ... [2024-11-14 05:40:42,245 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:42" (1/1) ... [2024-11-14 05:40:42,248 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:42" (1/1) ... [2024-11-14 05:40:42,253 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:42" (1/1) ... [2024-11-14 05:40:42,258 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:40:42,259 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:40:42,259 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:40:42,260 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:40:42,261 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:42" (1/1) ... [2024-11-14 05:40:42,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:40:42,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:40:42,299 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:40:42,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:40:42,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:40:42,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-14 05:40:42,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-14 05:40:42,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-11-14 05:40:42,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 05:40:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-14 05:40:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-11-14 05:40:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-14 05:40:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-14 05:40:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:40:42,331 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:40:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:40:42,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:40:42,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-14 05:40:42,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-14 05:40:42,518 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:40:42,520 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:40:47,923 INFO L? ?]: Removed 124 outVars from TransFormulas that were not future-live. [2024-11-14 05:40:47,923 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:40:47,937 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:40:47,937 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:40:47,938 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:40:47 BoogieIcfgContainer [2024-11-14 05:40:47,938 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:40:47,941 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:40:47,942 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:40:47,947 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:40:47,948 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:40:41" (1/3) ... [2024-11-14 05:40:47,949 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@569f26e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:40:47, skipping insertion in model container [2024-11-14 05:40:47,949 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:40:42" (2/3) ... [2024-11-14 05:40:47,949 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@569f26e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:40:47, skipping insertion in model container [2024-11-14 05:40:47,949 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:40:47" (3/3) ... [2024-11-14 05:40:47,951 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-98.i [2024-11-14 05:40:47,967 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:40:47,969 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-a_file-98.i that has 2 procedures, 117 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:40:48,026 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:40:48,043 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;@13be493, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:40:48,043 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:40:48,047 INFO L276 IsEmpty]: Start isEmpty. Operand has 117 states, 97 states have (on average 1.4329896907216495) internal successors, (139), 98 states have internal predecessors, (139), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-14 05:40:48,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-14 05:40:48,066 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:40:48,067 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:40:48,067 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:40:48,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:40:48,075 INFO L85 PathProgramCache]: Analyzing trace with hash -230401235, now seen corresponding path program 1 times [2024-11-14 05:40:48,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:40:48,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [131179611] [2024-11-14 05:40:48,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:40:48,092 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 05:40:48,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:40:48,099 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/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 05:40:48,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/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 05:40:48,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:40:48,849 INFO L255 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 05:40:48,858 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:40:48,951 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-11-14 05:40:48,951 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:40:48,952 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:40:48,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [131179611] [2024-11-14 05:40:48,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [131179611] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:40:48,956 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:40:48,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 05:40:48,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087880264] [2024-11-14 05:40:48,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:40:48,966 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 05:40:48,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:40:48,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 05:40:48,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 05:40:48,999 INFO L87 Difference]: Start difference. First operand has 117 states, 97 states have (on average 1.4329896907216495) internal successors, (139), 98 states have internal predecessors, (139), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 31.5) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-14 05:40:49,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:40:49,038 INFO L93 Difference]: Finished difference Result 227 states and 357 transitions. [2024-11-14 05:40:49,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 05:40:49,041 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 31.5) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 141 [2024-11-14 05:40:49,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:40:49,048 INFO L225 Difference]: With dead ends: 227 [2024-11-14 05:40:49,049 INFO L226 Difference]: Without dead ends: 113 [2024-11-14 05:40:49,052 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 140 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 05:40:49,056 INFO L432 NwaCegarLoop]: 166 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, 166 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 05:40:49,057 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 05:40:49,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2024-11-14 05:40:49,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2024-11-14 05:40:49,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 94 states have (on average 1.4042553191489362) internal successors, (132), 94 states have internal predecessors, (132), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-14 05:40:49,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 166 transitions. [2024-11-14 05:40:49,122 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 166 transitions. Word has length 141 [2024-11-14 05:40:49,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:40:49,123 INFO L471 AbstractCegarLoop]: Abstraction has 113 states and 166 transitions. [2024-11-14 05:40:49,124 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 31.5) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-14 05:40:49,124 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 166 transitions. [2024-11-14 05:40:49,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-14 05:40:49,130 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:40:49,130 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:40:49,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-14 05:40:49,332 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/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 05:40:49,332 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:40:49,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:40:49,333 INFO L85 PathProgramCache]: Analyzing trace with hash 1356464919, now seen corresponding path program 1 times [2024-11-14 05:40:49,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:40:49,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1126712717] [2024-11-14 05:40:49,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:40:49,334 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 05:40:49,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:40:49,340 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/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 05:40:49,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/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 05:40:50,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:40:50,046 INFO L255 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 05:40:50,051 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:40:50,164 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-11-14 05:40:50,165 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:40:50,165 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:40:50,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1126712717] [2024-11-14 05:40:50,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1126712717] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:40:50,165 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:40:50,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 05:40:50,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787449512] [2024-11-14 05:40:50,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:40:50,167 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 05:40:50,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:40:50,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 05:40:50,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 05:40:50,172 INFO L87 Difference]: Start difference. First operand 113 states and 166 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-14 05:40:50,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:40:50,521 INFO L93 Difference]: Finished difference Result 225 states and 332 transitions. [2024-11-14 05:40:50,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 05:40:50,535 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 141 [2024-11-14 05:40:50,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:40:50,536 INFO L225 Difference]: With dead ends: 225 [2024-11-14 05:40:50,536 INFO L226 Difference]: Without dead ends: 115 [2024-11-14 05:40:50,537 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 05:40:50,541 INFO L432 NwaCegarLoop]: 164 mSDtfsCounter, 0 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 481 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-14 05:40:50,541 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 481 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-14 05:40:50,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-11-14 05:40:50,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2024-11-14 05:40:50,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 96 states have (on average 1.3958333333333333) internal successors, (134), 96 states have internal predecessors, (134), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-14 05:40:50,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 168 transitions. [2024-11-14 05:40:50,557 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 168 transitions. Word has length 141 [2024-11-14 05:40:50,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:40:50,558 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 168 transitions. [2024-11-14 05:40:50,558 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-14 05:40:50,558 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 168 transitions. [2024-11-14 05:40:50,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-14 05:40:50,560 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:40:50,561 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:40:50,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/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 05:40:50,761 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/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 05:40:50,762 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:40:50,762 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:40:50,762 INFO L85 PathProgramCache]: Analyzing trace with hash 1790970517, now seen corresponding path program 1 times [2024-11-14 05:40:50,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:40:50,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1972577040] [2024-11-14 05:40:50,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:40:50,763 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 05:40:50,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:40:50,767 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/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 05:40:50,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/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 05:40:51,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:40:51,463 INFO L255 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 05:40:51,474 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:40:52,009 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 05:40:52,011 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 65 [2024-11-14 05:40:52,126 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2024-11-14 05:40:52,127 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:40:52,127 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:40:52,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1972577040] [2024-11-14 05:40:52,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1972577040] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:40:52,127 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:40:52,127 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 05:40:52,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557036626] [2024-11-14 05:40:52,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:40:52,128 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 05:40:52,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:40:52,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 05:40:52,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:40:52,129 INFO L87 Difference]: Start difference. First operand 115 states and 168 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-14 05:40:55,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 05:40:57,522 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 05:40:58,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:01,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:03,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:04,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:05,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:41:05,033 INFO L93 Difference]: Finished difference Result 228 states and 334 transitions. [2024-11-14 05:41:05,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 05:41:05,034 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 141 [2024-11-14 05:41:05,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:41:05,035 INFO L225 Difference]: With dead ends: 228 [2024-11-14 05:41:05,035 INFO L226 Difference]: Without dead ends: 116 [2024-11-14 05:41:05,036 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-14 05:41:05,037 INFO L432 NwaCegarLoop]: 131 mSDtfsCounter, 134 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.8s IncrementalHoareTripleChecker+Time [2024-11-14 05:41:05,038 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 448 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 206 Invalid, 4 Unknown, 0 Unchecked, 12.8s Time] [2024-11-14 05:41:05,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-11-14 05:41:05,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 115. [2024-11-14 05:41:05,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 96 states have (on average 1.3854166666666667) internal successors, (133), 96 states have internal predecessors, (133), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-14 05:41:05,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 167 transitions. [2024-11-14 05:41:05,049 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 167 transitions. Word has length 141 [2024-11-14 05:41:05,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:41:05,050 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 167 transitions. [2024-11-14 05:41:05,050 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-14 05:41:05,050 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 167 transitions. [2024-11-14 05:41:05,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-14 05:41:05,053 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:41:05,053 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:41:05,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/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 05:41:05,254 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/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 05:41:05,254 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:41:05,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:41:05,255 INFO L85 PathProgramCache]: Analyzing trace with hash 1919373935, now seen corresponding path program 1 times [2024-11-14 05:41:05,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:41:05,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2061277997] [2024-11-14 05:41:05,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:41:05,256 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 05:41:05,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:41:05,260 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/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 05:41:05,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/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 05:41:05,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:41:05,807 INFO L255 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 05:41:05,813 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:41:06,360 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 05:41:06,361 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 65 [2024-11-14 05:41:06,460 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2024-11-14 05:41:06,462 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:41:06,463 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:41:06,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2061277997] [2024-11-14 05:41:06,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2061277997] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:41:06,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:41:06,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 05:41:06,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367343148] [2024-11-14 05:41:06,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:41:06,464 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 05:41:06,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:41:06,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 05:41:06,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:41:06,467 INFO L87 Difference]: Start difference. First operand 115 states and 167 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-14 05:41:10,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:12,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:14,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:16,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:18,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:19,842 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 05:41:20,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:41:20,061 INFO L93 Difference]: Finished difference Result 228 states and 332 transitions. [2024-11-14 05:41:20,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 05:41:20,063 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 143 [2024-11-14 05:41:20,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:41:20,064 INFO L225 Difference]: With dead ends: 228 [2024-11-14 05:41:20,064 INFO L226 Difference]: Without dead ends: 116 [2024-11-14 05:41:20,065 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-14 05:41:20,066 INFO L432 NwaCegarLoop]: 130 mSDtfsCounter, 124 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 442 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.4s IncrementalHoareTripleChecker+Time [2024-11-14 05:41:20,067 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 442 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 208 Invalid, 4 Unknown, 0 Unchecked, 13.4s Time] [2024-11-14 05:41:20,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-11-14 05:41:20,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 115. [2024-11-14 05:41:20,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 96 states have (on average 1.375) internal successors, (132), 96 states have internal predecessors, (132), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-14 05:41:20,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 166 transitions. [2024-11-14 05:41:20,078 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 166 transitions. Word has length 143 [2024-11-14 05:41:20,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:41:20,078 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 166 transitions. [2024-11-14 05:41:20,079 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-14 05:41:20,079 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 166 transitions. [2024-11-14 05:41:20,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-14 05:41:20,081 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:41:20,082 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:41:20,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/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)] Forceful destruction successful, exit code 0 [2024-11-14 05:41:20,282 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/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 05:41:20,282 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:41:20,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:41:20,283 INFO L85 PathProgramCache]: Analyzing trace with hash 2007787733, now seen corresponding path program 1 times [2024-11-14 05:41:20,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:41:20,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [6167138] [2024-11-14 05:41:20,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:41:20,284 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 05:41:20,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:41:20,285 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/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 05:41:20,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-14 05:45:40,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:45:44,860 INFO L255 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-14 05:45:44,873 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:45:47,244 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 05:45:50,316 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 67 [2024-11-14 05:45:56,843 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 239 treesize of output 186 [2024-11-14 05:46:00,067 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 239 treesize of output 186 [2024-11-14 05:46:02,307 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 239 treesize of output 186 [2024-11-14 05:46:03,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 239 treesize of output 186 [2024-11-14 05:46:05,482 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 239 treesize of output 186 [2024-11-14 05:46:07,291 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 05:46:07,291 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 359 treesize of output 173 [2024-11-14 05:46:13,072 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 367 treesize of output 286 [2024-11-14 05:46:23,911 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 05:46:23,911 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 666 treesize of output 216 [2024-11-14 05:46:29,694 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 36 proven. 360 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-14 05:46:29,695 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:46:38,320 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_177 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (select (store |c_#memory_int| |c_~#unsigned_long_int_Array_0~0.base| v_ArrVal_177) |c_~#double_Array_0~0.base|))) (fp.eq (let ((.cse0 (concat (select .cse1 (bvadd (_ bv60 32) |c_~#double_Array_0~0.offset|)) (select .cse1 (bvadd (_ bv56 32) |c_~#double_Array_0~0.offset|))))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (fp.sub c_currentRoundingMode (let ((.cse2 (concat (select .cse1 (bvadd (_ bv28 32) |c_~#double_Array_0~0.offset|)) (select .cse1 (bvadd (_ bv24 32) |c_~#double_Array_0~0.offset|))))) (fp ((_ extract 63 63) .cse2) ((_ extract 62 52) .cse2) ((_ extract 51 0) .cse2))) (let ((.cse3 (concat (select .cse1 (bvadd (_ bv44 32) |c_~#double_Array_0~0.offset|)) (select .cse1 (bvadd (_ bv40 32) |c_~#double_Array_0~0.offset|))))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))))))) is different from false [2024-11-14 05:46:42,665 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_177 (Array (_ BitVec 32) (_ BitVec 32))) (|v_skolemized_q#valueAsBitvector_66| (_ BitVec 64))) (let ((.cse5 (bvadd (_ bv28 32) |c_~#double_Array_0~0.offset|)) (.cse6 (bvadd (_ bv24 32) |c_~#double_Array_0~0.offset|)) (.cse8 (bvadd (_ bv44 32) |c_~#double_Array_0~0.offset|)) (.cse10 (select |c_#memory_int| |c_~#double_Array_0~0.base|)) (.cse9 (bvadd (_ bv40 32) |c_~#double_Array_0~0.offset|))) (or (let ((.cse3 (bvadd (_ bv56 32) |c_~#double_Array_0~0.offset|)) (.cse2 (bvadd (_ bv60 32) |c_~#double_Array_0~0.offset|))) (let ((.cse1 (select (store (store |c_#memory_int| |c_~#double_Array_0~0.base| (store (store .cse10 .cse3 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_66|)) .cse2 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_66|))) |c_~#unsigned_long_int_Array_0~0.base| v_ArrVal_177) |c_~#double_Array_0~0.base|))) (fp.eq (let ((.cse0 (concat (select .cse1 .cse2) (select .cse1 .cse3)))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (fp.sub c_currentRoundingMode (let ((.cse4 (concat (select .cse1 .cse5) (select .cse1 .cse6)))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4))) (let ((.cse7 (concat (select .cse1 .cse8) (select .cse1 .cse9)))) (fp ((_ extract 63 63) .cse7) ((_ extract 62 52) .cse7) ((_ extract 51 0) .cse7))))))) (not (= (fp.sub c_currentRoundingMode (let ((.cse11 (concat (select .cse10 .cse5) (select .cse10 .cse6)))) (fp ((_ extract 63 63) .cse11) ((_ extract 62 52) .cse11) ((_ extract 51 0) .cse11))) (let ((.cse12 (concat (select .cse10 .cse8) (select .cse10 .cse9)))) (fp ((_ extract 63 63) .cse12) ((_ extract 62 52) .cse12) ((_ extract 51 0) .cse12)))) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_66|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_66|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_66|))))))) is different from false [2024-11-14 05:46:49,090 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:46:49,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [6167138] [2024-11-14 05:46:49,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [6167138] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:46:49,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1384907679] [2024-11-14 05:46:49,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:46:49,090 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:46:49,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:46:49,092 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:46:49,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fd1fd1-c41b-4793-b239-915702820e35/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process