./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-55.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-55.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91 --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 ccb56227f27c303c0b7ed9911790f620e0785ecbf8516ea22da1a21accd7569d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:49:34,319 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:49:34,433 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:49:34,439 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:49:34,440 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:49:34,478 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:49:34,480 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:49:34,480 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:49:34,481 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:49:34,486 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:49:34,487 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:49:34,488 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:49:34,489 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:49:34,490 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:49:34,491 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:49:34,491 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:49:34,492 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:49:34,492 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:49:34,492 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:49:34,493 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:49:34,493 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:49:34,494 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:49:34,495 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:49:34,495 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:49:34,496 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:49:34,496 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:49:34,497 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:49:34,497 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:49:34,497 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:49:34,498 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:49:34,499 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:49:34,499 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:49:34,500 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:49:34,506 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:49:34,507 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:49:34,507 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:49:34,507 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:49:34,508 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:49:34,508 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:49:34,508 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:49:34,509 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:49:34,509 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:49:34,509 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:49:34,509 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:49:34,510 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:49:34,510 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:49:34,510 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:49:34,511 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ccb56227f27c303c0b7ed9911790f620e0785ecbf8516ea22da1a21accd7569d [2023-11-24 23:49:34,834 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:49:34,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:49:34,865 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:49:34,867 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:49:34,868 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:49:34,869 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-55.i [2023-11-24 23:49:37,782 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:49:38,078 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:49:38,079 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-55.i [2023-11-24 23:49:38,089 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/data/b2be57d8b/f03f6520e22943dd9e557ea6e906e18b/FLAG3fe57329f [2023-11-24 23:49:38,113 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/data/b2be57d8b/f03f6520e22943dd9e557ea6e906e18b [2023-11-24 23:49:38,116 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:49:38,117 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:49:38,119 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:38,119 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:49:38,125 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:49:38,126 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:38" (1/1) ... [2023-11-24 23:49:38,127 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b2e160d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:38, skipping insertion in model container [2023-11-24 23:49:38,127 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:38" (1/1) ... [2023-11-24 23:49:38,158 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:49:38,332 WARN L240 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_e043c7af-8c3b-41db-b203-146d64327959/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-55.i[916,929] [2023-11-24 23:49:38,393 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:49:38,406 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:49:38,419 WARN L240 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_e043c7af-8c3b-41db-b203-146d64327959/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-55.i[916,929] [2023-11-24 23:49:38,456 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:49:38,475 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:49:38,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:38 WrapperNode [2023-11-24 23:49:38,475 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:38,476 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:49:38,476 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:49:38,476 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:49:38,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:38" (1/1) ... [2023-11-24 23:49:38,497 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:38" (1/1) ... [2023-11-24 23:49:38,568 INFO L138 Inliner]: procedures = 29, calls = 145, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 429 [2023-11-24 23:49:38,568 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:49:38,569 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:49:38,569 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:49:38,570 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:49:38,579 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:38" (1/1) ... [2023-11-24 23:49:38,579 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:38" (1/1) ... [2023-11-24 23:49:38,586 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:38" (1/1) ... [2023-11-24 23:49:38,586 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:38" (1/1) ... [2023-11-24 23:49:38,618 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:38" (1/1) ... [2023-11-24 23:49:38,623 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:38" (1/1) ... [2023-11-24 23:49:38,638 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:38" (1/1) ... [2023-11-24 23:49:38,642 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:38" (1/1) ... [2023-11-24 23:49:38,648 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:49:38,649 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:49:38,661 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:49:38,661 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:49:38,662 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:38" (1/1) ... [2023-11-24 23:49:38,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:49:38,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:49:38,710 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:49:38,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:49:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:49:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-24 23:49:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:49:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-24 23:49:38,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:49:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-24 23:49:38,759 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:49:38,759 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:49:38,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:49:38,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:49:38,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:49:38,953 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:49:38,955 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:49:39,495 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:49:40,087 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:49:40,087 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:49:40,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:40 BoogieIcfgContainer [2023-11-24 23:49:40,089 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:49:40,092 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:49:40,092 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:49:40,096 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:49:40,096 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:49:38" (1/3) ... [2023-11-24 23:49:40,097 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@690ee9cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:49:40, skipping insertion in model container [2023-11-24 23:49:40,097 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:38" (2/3) ... [2023-11-24 23:49:40,097 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@690ee9cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:49:40, skipping insertion in model container [2023-11-24 23:49:40,098 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:40" (3/3) ... [2023-11-24 23:49:40,099 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-55.i [2023-11-24 23:49:40,120 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:49:40,120 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:49:40,175 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:49:40,183 INFO L357 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, mHoare=true, 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;@7826880f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:49:40,184 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:49:40,188 INFO L276 IsEmpty]: Start isEmpty. Operand has 33 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-24 23:49:40,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:49:40,199 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:40,200 INFO L195 NwaCegarLoop]: trace histogram [12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:49:40,201 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:40,207 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:40,207 INFO L85 PathProgramCache]: Analyzing trace with hash -274334324, now seen corresponding path program 1 times [2023-11-24 23:49:40,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:49:40,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871574892] [2023-11-24 23:49:40,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:40,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:49:44,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:49:44,075 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:49:45,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:49:46,023 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:49:46,025 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:49:46,026 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:49:46,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-24 23:49:46,038 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:49:46,044 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:49:46,126 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem29 could not be translated [2023-11-24 23:49:46,129 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem29 could not be translated [2023-11-24 23:49:46,131 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem30 could not be translated [2023-11-24 23:49:46,134 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem30 could not be translated [2023-11-24 23:49:46,136 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem32 could not be translated [2023-11-24 23:49:46,138 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem32 could not be translated [2023-11-24 23:49:46,140 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem33 could not be translated [2023-11-24 23:49:46,142 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem33 could not be translated [2023-11-24 23:49:46,144 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated [2023-11-24 23:49:46,144 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-11-24 23:49:46,144 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short41 could not be translated [2023-11-24 23:49:46,145 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short37 could not be translated [2023-11-24 23:49:46,145 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short40 could not be translated [2023-11-24 23:49:46,145 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated [2023-11-24 23:49:46,145 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated [2023-11-24 23:49:46,147 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated [2023-11-24 23:49:46,148 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short37 could not be translated [2023-11-24 23:49:46,148 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short40 could not be translated [2023-11-24 23:49:46,148 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated [2023-11-24 23:49:46,148 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-11-24 23:49:46,149 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short41 could not be translated [2023-11-24 23:49:46,149 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated [2023-11-24 23:49:46,150 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-24 23:49:46,150 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short45 could not be translated [2023-11-24 23:49:46,150 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-24 23:49:46,151 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-24 23:49:46,151 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated [2023-11-24 23:49:46,151 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-24 23:49:46,151 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short49 could not be translated [2023-11-24 23:49:46,153 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-24 23:49:46,153 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-24 23:49:46,154 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short49 could not be translated [2023-11-24 23:49:46,154 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-24 23:49:46,154 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-24 23:49:46,154 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short45 could not be translated [2023-11-24 23:49:46,155 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated [2023-11-24 23:49:46,156 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated [2023-11-24 23:49:46,156 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-24 23:49:46,156 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated [2023-11-24 23:49:46,157 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated [2023-11-24 23:49:46,157 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-24 23:49:46,157 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-24 23:49:46,157 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-24 23:49:46,159 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-24 23:49:46,159 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated [2023-11-24 23:49:46,159 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated [2023-11-24 23:49:46,160 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-24 23:49:46,160 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-24 23:49:46,160 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-24 23:49:46,161 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated [2023-11-24 23:49:46,162 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated [2023-11-24 23:49:46,162 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-24 23:49:46,163 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short64 could not be translated [2023-11-24 23:49:46,163 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-24 23:49:46,163 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated [2023-11-24 23:49:46,163 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-11-24 23:49:46,164 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-24 23:49:46,165 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated [2023-11-24 23:49:46,165 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-11-24 23:49:46,166 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-24 23:49:46,166 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-24 23:49:46,166 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short64 could not be translated [2023-11-24 23:49:46,166 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-24 23:49:46,167 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated [2023-11-24 23:49:46,167 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-24 23:49:46,169 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-24 23:49:46,170 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-24 23:49:46,171 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-24 23:49:46,172 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-24 23:49:46,174 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-24 23:49:46,174 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-24 23:49:46,176 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-24 23:49:46,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:49:46 BoogieIcfgContainer [2023-11-24 23:49:46,202 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:49:46,202 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:49:46,203 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:49:46,203 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:49:46,204 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:40" (3/4) ... [2023-11-24 23:49:46,206 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:49:46,207 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:49:46,209 INFO L158 Benchmark]: Toolchain (without parser) took 8090.81ms. Allocated memory was 153.1MB in the beginning and 325.1MB in the end (delta: 172.0MB). Free memory was 121.8MB in the beginning and 210.8MB in the end (delta: -89.0MB). Peak memory consumption was 85.7MB. Max. memory is 16.1GB. [2023-11-24 23:49:46,209 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 125.8MB. Free memory is still 99.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:49:46,210 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.43ms. Allocated memory is still 153.1MB. Free memory was 121.8MB in the beginning and 107.7MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:49:46,213 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.56ms. Allocated memory is still 153.1MB. Free memory was 107.7MB in the beginning and 104.1MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:49:46,214 INFO L158 Benchmark]: Boogie Preprocessor took 78.91ms. Allocated memory is still 153.1MB. Free memory was 104.1MB in the beginning and 101.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:49:46,215 INFO L158 Benchmark]: RCFGBuilder took 1440.58ms. Allocated memory is still 153.1MB. Free memory was 101.0MB in the beginning and 115.6MB in the end (delta: -14.6MB). Peak memory consumption was 53.1MB. Max. memory is 16.1GB. [2023-11-24 23:49:46,215 INFO L158 Benchmark]: TraceAbstraction took 6110.20ms. Allocated memory was 153.1MB in the beginning and 325.1MB in the end (delta: 172.0MB). Free memory was 114.6MB in the beginning and 211.9MB in the end (delta: -97.3MB). Peak memory consumption was 157.9MB. Max. memory is 16.1GB. [2023-11-24 23:49:46,216 INFO L158 Benchmark]: Witness Printer took 4.82ms. Allocated memory is still 325.1MB. Free memory was 211.9MB in the beginning and 210.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:49:46,220 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 125.8MB. Free memory is still 99.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 356.43ms. Allocated memory is still 153.1MB. Free memory was 121.8MB in the beginning and 107.7MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.56ms. Allocated memory is still 153.1MB. Free memory was 107.7MB in the beginning and 104.1MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.91ms. Allocated memory is still 153.1MB. Free memory was 104.1MB in the beginning and 101.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1440.58ms. Allocated memory is still 153.1MB. Free memory was 101.0MB in the beginning and 115.6MB in the end (delta: -14.6MB). Peak memory consumption was 53.1MB. Max. memory is 16.1GB. * TraceAbstraction took 6110.20ms. Allocated memory was 153.1MB in the beginning and 325.1MB in the end (delta: 172.0MB). Free memory was 114.6MB in the beginning and 211.9MB in the end (delta: -97.3MB). Peak memory consumption was 157.9MB. Max. memory is 16.1GB. * Witness Printer took 4.82ms. Allocated memory is still 325.1MB. Free memory was 211.9MB in the beginning and 210.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem29 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem29 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem30 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem30 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem32 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem32 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem33 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem33 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 111, overapproximation of shiftRight at line 74, overapproximation of someBinaryArithmeticDOUBLEoperation at line 69, overapproximation of someBinaryDOUBLEComparisonOperation at line 111. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 10; [L23] unsigned short int* var_1_1_Pointer = &(var_1_1); [L24] unsigned char var_1_2 = 0; [L25] unsigned char* var_1_2_Pointer = &(var_1_2); [L26] unsigned char var_1_5 = 0; [L27] unsigned char* var_1_5_Pointer = &(var_1_5); [L28] double var_1_7 = 256.75; [L29] double* var_1_7_Pointer = &(var_1_7); [L30] double var_1_8 = 63.5; [L31] double* var_1_8_Pointer = &(var_1_8); [L32] double var_1_9 = 1.8; [L33] double* var_1_9_Pointer = &(var_1_9); [L34] double var_1_10 = 0.25; [L35] double* var_1_10_Pointer = &(var_1_10); [L36] double var_1_11 = 16.5; [L37] double* var_1_11_Pointer = &(var_1_11); [L38] signed long int var_1_12 = -5; [L39] signed long int* var_1_12_Pointer = &(var_1_12); [L40] unsigned char var_1_14 = 128; [L41] unsigned char* var_1_14_Pointer = &(var_1_14); [L42] float var_1_15 = 4.6; [L43] float* var_1_15_Pointer = &(var_1_15); [L44] unsigned long int var_1_16 = 500; [L45] unsigned long int* var_1_16_Pointer = &(var_1_16); [L46] unsigned char var_1_17 = 2; [L47] unsigned char* var_1_17_Pointer = &(var_1_17); [L48] unsigned char var_1_18 = 100; [L49] unsigned char* var_1_18_Pointer = &(var_1_18); [L50] signed long int last_1_var_1_12 = -5; [L51] unsigned char last_1_var_1_17 = 2; [L115] isInitial = 1 [L116] FCALL initially() [L117] COND TRUE 1 [L118] CALL updateLastVariables() [L107] EXPR \read(var_1_12) [L107] last_1_var_1_12 = var_1_12 [L108] EXPR \read(var_1_17) [L108] last_1_var_1_17 = var_1_17 [L118] RET updateLastVariables() [L119] CALL updateVariables() [L85] var_1_2 = __VERIFIER_nondet_uchar() [L86] EXPR \read(var_1_2) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L86] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L87] EXPR \read(var_1_2) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L87] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L88] var_1_5 = __VERIFIER_nondet_uchar() [L89] EXPR \read(var_1_5) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L89] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L90] EXPR \read(var_1_5) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L90] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L91] var_1_8 = __VERIFIER_nondet_double() [L92] EXPR \read(var_1_8) [L92] EXPR var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F [L92] EXPR (var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 2305843.009213691390e+12F && var_1_8 >= 1.0e-20F ) [L92] EXPR \read(var_1_8) [L92] EXPR var_1_8 <= 2305843.009213691390e+12F && var_1_8 >= 1.0e-20F [L92] EXPR \read(var_1_8) [L92] EXPR var_1_8 <= 2305843.009213691390e+12F && var_1_8 >= 1.0e-20F [L92] EXPR (var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 2305843.009213691390e+12F && var_1_8 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L92] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 2305843.009213691390e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 2305843.009213691390e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L93] var_1_9 = __VERIFIER_nondet_double() [L94] EXPR \read(var_1_9) [L94] EXPR var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F [L94] EXPR \read(var_1_9) [L94] EXPR var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F [L94] EXPR (var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L94] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L95] var_1_10 = __VERIFIER_nondet_double() [L96] EXPR \read(var_1_10) [L96] EXPR var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F [L96] EXPR (var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F ) [L96] EXPR \read(var_1_10) [L96] EXPR var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F [L96] EXPR \read(var_1_10) [L96] EXPR var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F [L96] EXPR (var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L96] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L97] var_1_11 = __VERIFIER_nondet_double() [L98] EXPR \read(var_1_11) [L98] EXPR var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F [L98] EXPR (var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F ) [L98] EXPR \read(var_1_11) [L98] EXPR var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F [L98] EXPR \read(var_1_11) [L98] EXPR var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F [L98] EXPR (var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L98] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L99] var_1_14 = __VERIFIER_nondet_uchar() [L100] EXPR \read(var_1_14) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L100] CALL assume_abort_if_not(var_1_14 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_14 >= 127) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L101] EXPR \read(var_1_14) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L101] CALL assume_abort_if_not(var_1_14 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_14 <= 255) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L102] var_1_18 = __VERIFIER_nondet_uchar() [L103] EXPR \read(var_1_18) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L103] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L104] EXPR \read(var_1_18) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L104] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L119] RET updateVariables() [L120] CALL step() [L55] unsigned char stepLocal_1 = last_1_var_1_12 >= last_1_var_1_17; [L56] signed long int stepLocal_0 = last_1_var_1_17; [L57] EXPR \read(*var_1_2_Pointer) [L57] COND TRUE (*(var_1_2_Pointer)) [L58] stepLocal_1 && (*(var_1_5_Pointer)) [L58] COND FALSE !(stepLocal_1 && (*(var_1_5_Pointer))) [L68] EXPR \read(*var_1_2_Pointer) [L68] COND TRUE (*(var_1_2_Pointer)) [L69] EXPR \read(*var_1_8_Pointer) [L69] EXPR \read(*var_1_9_Pointer) [L69] EXPR \read(*var_1_10_Pointer) [L69] EXPR \read(*var_1_11_Pointer) [L69] (*(var_1_7_Pointer)) = ((((*(var_1_8_Pointer)) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))) - (*(var_1_11_Pointer))) [L71] EXPR \read(*var_1_8_Pointer) [L71] (*(var_1_15_Pointer)) = (*(var_1_8_Pointer)) [L72] EXPR \read(*var_1_14_Pointer) [L72] (*(var_1_16_Pointer)) = (*(var_1_14_Pointer)) [L73] EXPR \read(*var_1_18_Pointer) [L73] (*(var_1_17_Pointer)) = (*(var_1_18_Pointer)) [L74] EXPR \read(*var_1_1_Pointer) [L74] EXPR -4 >> (*(var_1_1_Pointer)) [L74] EXPR \read(*var_1_1_Pointer) [L74] EXPR (((-4 >> (*(var_1_1_Pointer)))) < ((*(var_1_1_Pointer)))) ? ((-4 >> (*(var_1_1_Pointer)))) : ((*(var_1_1_Pointer))) [L74] EXPR \read(*var_1_1_Pointer) [L74] EXPR -4 >> (*(var_1_1_Pointer)) [L74] EXPR (((-4 >> (*(var_1_1_Pointer)))) < ((*(var_1_1_Pointer)))) ? ((-4 >> (*(var_1_1_Pointer)))) : ((*(var_1_1_Pointer))) [L74] signed long int stepLocal_3 = ((((-4 >> (*(var_1_1_Pointer)))) < ((*(var_1_1_Pointer)))) ? ((-4 >> (*(var_1_1_Pointer)))) : ((*(var_1_1_Pointer)))); [L75] EXPR \read(*var_1_1_Pointer) [L75] signed long int stepLocal_2 = (*(var_1_1_Pointer)) / -8; [L76] EXPR \read(*var_1_17_Pointer) [L76] COND FALSE !((~ (*(var_1_17_Pointer))) <= stepLocal_3) [L81] EXPR \read(*var_1_17_Pointer) [L81] EXPR \read(*var_1_14_Pointer) [L81] (*(var_1_12_Pointer)) = ((*(var_1_17_Pointer)) - (*(var_1_14_Pointer))) [L120] RET step() [L121] CALL, EXPR property() [L111] EXPR \read(*var_1_2_Pointer) [L111] EXPR (*(var_1_2_Pointer)) ? (((last_1_var_1_12 >= last_1_var_1_17) && (*(var_1_5_Pointer))) ? ((last_1_var_1_12 >= last_1_var_1_17) ? ((*(var_1_1_Pointer)) == ((unsigned short int) 5)) : ((*(var_1_1_Pointer)) == ((unsigned short int) ((((25) < (last_1_var_1_17)) ? (25) : (last_1_var_1_17)))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned short int) last_1_var_1_17)) [L111] EXPR (last_1_var_1_12 >= last_1_var_1_17) && (*(var_1_5_Pointer)) [L111] EXPR ((last_1_var_1_12 >= last_1_var_1_17) && (*(var_1_5_Pointer))) ? ((last_1_var_1_12 >= last_1_var_1_17) ? ((*(var_1_1_Pointer)) == ((unsigned short int) 5)) : ((*(var_1_1_Pointer)) == ((unsigned short int) ((((25) < (last_1_var_1_17)) ? (25) : (last_1_var_1_17)))))) : 1 [L111] EXPR (*(var_1_2_Pointer)) ? (((last_1_var_1_12 >= last_1_var_1_17) && (*(var_1_5_Pointer))) ? ((last_1_var_1_12 >= last_1_var_1_17) ? ((*(var_1_1_Pointer)) == ((unsigned short int) 5)) : ((*(var_1_1_Pointer)) == ((unsigned short int) ((((25) < (last_1_var_1_17)) ? (25) : (last_1_var_1_17)))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned short int) last_1_var_1_17)) [L111] EXPR ((*(var_1_2_Pointer)) ? (((last_1_var_1_12 >= last_1_var_1_17) && (*(var_1_5_Pointer))) ? ((last_1_var_1_12 >= last_1_var_1_17) ? ((*(var_1_1_Pointer)) == ((unsigned short int) 5)) : ((*(var_1_1_Pointer)) == ((unsigned short int) ((((25) < (last_1_var_1_17)) ? (25) : (last_1_var_1_17)))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned short int) last_1_var_1_17))) && ((*(var_1_2_Pointer)) ? ((*(var_1_7_Pointer)) == ((double) ((((*(var_1_8_Pointer)) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))) - (*(var_1_11_Pointer))))) : 1) [L111] EXPR \read(*var_1_2_Pointer) [L111] EXPR (*(var_1_2_Pointer)) ? ((*(var_1_7_Pointer)) == ((double) ((((*(var_1_8_Pointer)) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))) - (*(var_1_11_Pointer))))) : 1 [L111] EXPR \read(*var_1_7_Pointer) [L111] EXPR \read(*var_1_8_Pointer) [L111] EXPR \read(*var_1_9_Pointer) [L111] EXPR \read(*var_1_10_Pointer) [L111] EXPR \read(*var_1_11_Pointer) [L111] EXPR (*(var_1_2_Pointer)) ? ((*(var_1_7_Pointer)) == ((double) ((((*(var_1_8_Pointer)) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))) - (*(var_1_11_Pointer))))) : 1 [L111] EXPR ((*(var_1_2_Pointer)) ? (((last_1_var_1_12 >= last_1_var_1_17) && (*(var_1_5_Pointer))) ? ((last_1_var_1_12 >= last_1_var_1_17) ? ((*(var_1_1_Pointer)) == ((unsigned short int) 5)) : ((*(var_1_1_Pointer)) == ((unsigned short int) ((((25) < (last_1_var_1_17)) ? (25) : (last_1_var_1_17)))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned short int) last_1_var_1_17))) && ((*(var_1_2_Pointer)) ? ((*(var_1_7_Pointer)) == ((double) ((((*(var_1_8_Pointer)) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))) - (*(var_1_11_Pointer))))) : 1) [L111] EXPR (((*(var_1_2_Pointer)) ? (((last_1_var_1_12 >= last_1_var_1_17) && (*(var_1_5_Pointer))) ? ((last_1_var_1_12 >= last_1_var_1_17) ? ((*(var_1_1_Pointer)) == ((unsigned short int) 5)) : ((*(var_1_1_Pointer)) == ((unsigned short int) ((((25) < (last_1_var_1_17)) ? (25) : (last_1_var_1_17)))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned short int) last_1_var_1_17))) && ((*(var_1_2_Pointer)) ? ((*(var_1_7_Pointer)) == ((double) ((((*(var_1_8_Pointer)) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))) - (*(var_1_11_Pointer))))) : 1)) && (((~ (*(var_1_17_Pointer))) <= (((((-4 >> (*(var_1_1_Pointer)))) < ((*(var_1_1_Pointer)))) ? ((-4 >> (*(var_1_1_Pointer)))) : ((*(var_1_1_Pointer)))))) ? ((((*(var_1_14_Pointer)) - 64) < ((*(var_1_1_Pointer)) / -8)) ? ((*(var_1_12_Pointer)) == ((signed long int) (*(var_1_1_Pointer)))) : 1) : ((*(var_1_12_Pointer)) == ((signed long int) ((*(var_1_17_Pointer)) - (*(var_1_14_Pointer)))))) [L111] EXPR ((((*(var_1_2_Pointer)) ? (((last_1_var_1_12 >= last_1_var_1_17) && (*(var_1_5_Pointer))) ? ((last_1_var_1_12 >= last_1_var_1_17) ? ((*(var_1_1_Pointer)) == ((unsigned short int) 5)) : ((*(var_1_1_Pointer)) == ((unsigned short int) ((((25) < (last_1_var_1_17)) ? (25) : (last_1_var_1_17)))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned short int) last_1_var_1_17))) && ((*(var_1_2_Pointer)) ? ((*(var_1_7_Pointer)) == ((double) ((((*(var_1_8_Pointer)) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))) - (*(var_1_11_Pointer))))) : 1)) && (((~ (*(var_1_17_Pointer))) <= (((((-4 >> (*(var_1_1_Pointer)))) < ((*(var_1_1_Pointer)))) ? ((-4 >> (*(var_1_1_Pointer)))) : ((*(var_1_1_Pointer)))))) ? ((((*(var_1_14_Pointer)) - 64) < ((*(var_1_1_Pointer)) / -8)) ? ((*(var_1_12_Pointer)) == ((signed long int) (*(var_1_1_Pointer)))) : 1) : ((*(var_1_12_Pointer)) == ((signed long int) ((*(var_1_17_Pointer)) - (*(var_1_14_Pointer))))))) && ((*(var_1_15_Pointer)) == ((float) (*(var_1_8_Pointer)))) [L111] EXPR (((((*(var_1_2_Pointer)) ? (((last_1_var_1_12 >= last_1_var_1_17) && (*(var_1_5_Pointer))) ? ((last_1_var_1_12 >= last_1_var_1_17) ? ((*(var_1_1_Pointer)) == ((unsigned short int) 5)) : ((*(var_1_1_Pointer)) == ((unsigned short int) ((((25) < (last_1_var_1_17)) ? (25) : (last_1_var_1_17)))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned short int) last_1_var_1_17))) && ((*(var_1_2_Pointer)) ? ((*(var_1_7_Pointer)) == ((double) ((((*(var_1_8_Pointer)) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))) - (*(var_1_11_Pointer))))) : 1)) && (((~ (*(var_1_17_Pointer))) <= (((((-4 >> (*(var_1_1_Pointer)))) < ((*(var_1_1_Pointer)))) ? ((-4 >> (*(var_1_1_Pointer)))) : ((*(var_1_1_Pointer)))))) ? ((((*(var_1_14_Pointer)) - 64) < ((*(var_1_1_Pointer)) / -8)) ? ((*(var_1_12_Pointer)) == ((signed long int) (*(var_1_1_Pointer)))) : 1) : ((*(var_1_12_Pointer)) == ((signed long int) ((*(var_1_17_Pointer)) - (*(var_1_14_Pointer))))))) && ((*(var_1_15_Pointer)) == ((float) (*(var_1_8_Pointer))))) && ((*(var_1_16_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer)))) [L111] EXPR ((((((*(var_1_2_Pointer)) ? (((last_1_var_1_12 >= last_1_var_1_17) && (*(var_1_5_Pointer))) ? ((last_1_var_1_12 >= last_1_var_1_17) ? ((*(var_1_1_Pointer)) == ((unsigned short int) 5)) : ((*(var_1_1_Pointer)) == ((unsigned short int) ((((25) < (last_1_var_1_17)) ? (25) : (last_1_var_1_17)))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned short int) last_1_var_1_17))) && ((*(var_1_2_Pointer)) ? ((*(var_1_7_Pointer)) == ((double) ((((*(var_1_8_Pointer)) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))) - (*(var_1_11_Pointer))))) : 1)) && (((~ (*(var_1_17_Pointer))) <= (((((-4 >> (*(var_1_1_Pointer)))) < ((*(var_1_1_Pointer)))) ? ((-4 >> (*(var_1_1_Pointer)))) : ((*(var_1_1_Pointer)))))) ? ((((*(var_1_14_Pointer)) - 64) < ((*(var_1_1_Pointer)) / -8)) ? ((*(var_1_12_Pointer)) == ((signed long int) (*(var_1_1_Pointer)))) : 1) : ((*(var_1_12_Pointer)) == ((signed long int) ((*(var_1_17_Pointer)) - (*(var_1_14_Pointer))))))) && ((*(var_1_15_Pointer)) == ((float) (*(var_1_8_Pointer))))) && ((*(var_1_16_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) && ((*(var_1_17_Pointer)) == ((unsigned char) (*(var_1_18_Pointer)))) [L111-L112] return ((((((*(var_1_2_Pointer)) ? (((last_1_var_1_12 >= last_1_var_1_17) && (*(var_1_5_Pointer))) ? ((last_1_var_1_12 >= last_1_var_1_17) ? ((*(var_1_1_Pointer)) == ((unsigned short int) 5)) : ((*(var_1_1_Pointer)) == ((unsigned short int) ((((25) < (last_1_var_1_17)) ? (25) : (last_1_var_1_17)))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned short int) last_1_var_1_17))) && ((*(var_1_2_Pointer)) ? ((*(var_1_7_Pointer)) == ((double) ((((*(var_1_8_Pointer)) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))) - (*(var_1_11_Pointer))))) : 1)) && (((~ (*(var_1_17_Pointer))) <= (((((-4 >> (*(var_1_1_Pointer)))) < ((*(var_1_1_Pointer)))) ? ((-4 >> (*(var_1_1_Pointer)))) : ((*(var_1_1_Pointer)))))) ? ((((*(var_1_14_Pointer)) - 64) < ((*(var_1_1_Pointer)) / -8)) ? ((*(var_1_12_Pointer)) == ((signed long int) (*(var_1_1_Pointer)))) : 1) : ((*(var_1_12_Pointer)) == ((signed long int) ((*(var_1_17_Pointer)) - (*(var_1_14_Pointer))))))) && ((*(var_1_15_Pointer)) == ((float) (*(var_1_8_Pointer))))) && ((*(var_1_16_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) && ((*(var_1_17_Pointer)) == ((unsigned char) (*(var_1_18_Pointer)))) ; [L121] RET, EXPR property() [L121] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 33 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.9s, OverallIterations: 1, TraceHistogramMax: 12, 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=33occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 3.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:49:46,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-55.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91 --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 ccb56227f27c303c0b7ed9911790f620e0785ecbf8516ea22da1a21accd7569d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:49:49,051 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:49:49,177 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:49:49,187 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:49:49,188 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:49:49,243 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:49:49,244 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:49:49,245 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:49:49,246 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:49:49,250 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:49:49,251 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:49:49,251 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:49:49,252 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:49:49,254 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:49:49,254 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:49:49,254 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:49:49,256 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:49:49,256 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:49:49,257 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:49:49,258 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:49:49,258 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:49:49,259 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:49:49,259 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:49:49,260 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:49:49,260 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:49:49,260 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:49:49,261 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:49:49,261 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:49:49,262 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:49:49,262 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:49:49,264 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:49:49,264 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:49:49,264 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:49:49,265 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:49:49,265 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:49:49,265 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:49:49,266 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:49:49,266 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:49:49,266 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:49:49,267 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:49:49,268 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:49:49,268 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:49:49,268 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:49:49,269 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:49:49,269 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ccb56227f27c303c0b7ed9911790f620e0785ecbf8516ea22da1a21accd7569d [2023-11-24 23:49:49,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:49:49,752 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:49:49,755 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:49:49,756 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:49:49,757 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:49:49,758 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-55.i [2023-11-24 23:49:52,887 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:49:53,206 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:49:53,207 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-55.i [2023-11-24 23:49:53,221 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/data/59a5c028b/952fe5be7ce04565806fc5b114ea4386/FLAG0a5e367e4 [2023-11-24 23:49:53,240 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/data/59a5c028b/952fe5be7ce04565806fc5b114ea4386 [2023-11-24 23:49:53,247 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:49:53,249 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:49:53,253 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:53,254 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:49:53,261 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:49:53,262 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:53" (1/1) ... [2023-11-24 23:49:53,263 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c305bbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:53, skipping insertion in model container [2023-11-24 23:49:53,263 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:53" (1/1) ... [2023-11-24 23:49:53,312 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:49:53,518 WARN L240 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_e043c7af-8c3b-41db-b203-146d64327959/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-55.i[916,929] [2023-11-24 23:49:53,615 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:49:53,642 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:49:53,660 WARN L240 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_e043c7af-8c3b-41db-b203-146d64327959/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-55.i[916,929] [2023-11-24 23:49:53,721 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:49:53,759 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:49:53,759 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:53 WrapperNode [2023-11-24 23:49:53,759 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:53,761 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:49:53,761 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:49:53,761 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:49:53,770 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:53" (1/1) ... [2023-11-24 23:49:53,810 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:53" (1/1) ... [2023-11-24 23:49:53,889 INFO L138 Inliner]: procedures = 39, calls = 145, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 413 [2023-11-24 23:49:53,896 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:49:53,897 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:49:53,897 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:49:53,897 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:49:53,907 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:53" (1/1) ... [2023-11-24 23:49:53,907 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:53" (1/1) ... [2023-11-24 23:49:53,919 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:53" (1/1) ... [2023-11-24 23:49:53,932 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:53" (1/1) ... [2023-11-24 23:49:53,947 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:53" (1/1) ... [2023-11-24 23:49:53,976 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:53" (1/1) ... [2023-11-24 23:49:53,981 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:53" (1/1) ... [2023-11-24 23:49:53,992 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:53" (1/1) ... [2023-11-24 23:49:53,998 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:49:54,004 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:49:54,004 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:49:54,004 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:49:54,005 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:53" (1/1) ... [2023-11-24 23:49:54,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:49:54,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:49:54,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:49:54,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:49:54,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:49:54,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-24 23:49:54,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-24 23:49:54,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-24 23:49:54,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-24 23:49:54,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:49:54,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-24 23:49:54,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-24 23:49:54,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-24 23:49:54,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:49:54,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-24 23:49:54,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-24 23:49:54,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-24 23:49:54,112 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:49:54,113 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:49:54,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:49:54,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:49:54,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-24 23:49:54,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-24 23:49:54,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:49:54,322 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:49:54,325 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:49:59,566 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:49:59,681 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:49:59,681 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:49:59,683 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:59 BoogieIcfgContainer [2023-11-24 23:49:59,683 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:49:59,685 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:49:59,685 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:49:59,690 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:49:59,690 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:49:53" (1/3) ... [2023-11-24 23:49:59,691 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47e37e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:49:59, skipping insertion in model container [2023-11-24 23:49:59,691 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:53" (2/3) ... [2023-11-24 23:49:59,692 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47e37e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:49:59, skipping insertion in model container [2023-11-24 23:49:59,692 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:59" (3/3) ... [2023-11-24 23:49:59,694 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-55.i [2023-11-24 23:49:59,715 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:49:59,716 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:49:59,777 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:49:59,784 INFO L357 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, mHoare=true, 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;@61c08e8d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:49:59,785 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:49:59,790 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 77 states have (on average 1.4935064935064934) internal successors, (115), 78 states have internal predecessors, (115), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-24 23:49:59,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-24 23:49:59,816 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:59,817 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:49:59,817 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:59,825 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:59,825 INFO L85 PathProgramCache]: Analyzing trace with hash -155707564, now seen corresponding path program 1 times [2023-11-24 23:49:59,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:49:59,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [420305677] [2023-11-24 23:49:59,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:59,841 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 [2023-11-24 23:49:59,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:49:59,843 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:49:59,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:50:00,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:00,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:50:00,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:00,659 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2023-11-24 23:50:00,659 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:50:00,660 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:50:00,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [420305677] [2023-11-24 23:50:00,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [420305677] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:50:00,662 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:50:00,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:50:00,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476187997] [2023-11-24 23:50:00,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:50:00,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:50:00,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:50:00,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:50:00,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:50:00,705 INFO L87 Difference]: Start difference. First operand has 92 states, 77 states have (on average 1.4935064935064934) internal successors, (115), 78 states have internal predecessors, (115), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-24 23:50:00,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:50:00,772 INFO L93 Difference]: Finished difference Result 181 states and 288 transitions. [2023-11-24 23:50:00,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:50:00,775 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 108 [2023-11-24 23:50:00,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:50:00,784 INFO L225 Difference]: With dead ends: 181 [2023-11-24 23:50:00,785 INFO L226 Difference]: Without dead ends: 90 [2023-11-24 23:50:00,789 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:50:00,792 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 128 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-24 23:50:00,794 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 128 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-24 23:50:00,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-24 23:50:00,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2023-11-24 23:50:00,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 76 states have (on average 1.4210526315789473) internal successors, (108), 76 states have internal predecessors, (108), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-24 23:50:00,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 132 transitions. [2023-11-24 23:50:00,880 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 132 transitions. Word has length 108 [2023-11-24 23:50:00,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:50:00,881 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 132 transitions. [2023-11-24 23:50:00,882 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-24 23:50:00,882 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 132 transitions. [2023-11-24 23:50:00,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-24 23:50:00,889 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:50:00,889 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:50:00,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:50:01,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:50:01,090 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:50:01,091 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:50:01,091 INFO L85 PathProgramCache]: Analyzing trace with hash -46247228, now seen corresponding path program 1 times [2023-11-24 23:50:01,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:50:01,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1097153551] [2023-11-24 23:50:01,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:01,093 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 [2023-11-24 23:50:01,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:50:01,094 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:50:01,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:50:01,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:01,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:50:01,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:01,883 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-11-24 23:50:01,883 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:50:01,884 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:50:01,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1097153551] [2023-11-24 23:50:01,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1097153551] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:50:01,884 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:50:01,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-24 23:50:01,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390205931] [2023-11-24 23:50:01,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:50:01,887 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:50:01,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:50:01,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:50:01,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:50:01,889 INFO L87 Difference]: Start difference. First operand 90 states and 132 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-24 23:50:02,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:50:02,131 INFO L93 Difference]: Finished difference Result 185 states and 272 transitions. [2023-11-24 23:50:02,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-24 23:50:02,135 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 108 [2023-11-24 23:50:02,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:50:02,136 INFO L225 Difference]: With dead ends: 185 [2023-11-24 23:50:02,137 INFO L226 Difference]: Without dead ends: 96 [2023-11-24 23:50:02,138 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:50:02,139 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 10 mSDsluCounter, 246 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 373 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-24 23:50:02,140 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 373 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-24 23:50:02,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2023-11-24 23:50:02,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 92. [2023-11-24 23:50:02,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 78 states have (on average 1.4102564102564104) internal successors, (110), 78 states have internal predecessors, (110), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-24 23:50:02,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 134 transitions. [2023-11-24 23:50:02,166 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 134 transitions. Word has length 108 [2023-11-24 23:50:02,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:50:02,168 INFO L495 AbstractCegarLoop]: Abstraction has 92 states and 134 transitions. [2023-11-24 23:50:02,168 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-24 23:50:02,169 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 134 transitions. [2023-11-24 23:50:02,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-24 23:50:02,170 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:50:02,171 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:50:02,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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)] Forceful destruction successful, exit code 0 [2023-11-24 23:50:02,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:50:02,376 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:50:02,377 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:50:02,377 INFO L85 PathProgramCache]: Analyzing trace with hash 8145670, now seen corresponding path program 1 times [2023-11-24 23:50:02,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:50:02,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [192695889] [2023-11-24 23:50:02,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:02,379 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 [2023-11-24 23:50:02,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:50:02,380 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:50:02,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:50:03,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:03,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:50:03,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:03,129 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-24 23:50:03,130 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:50:03,130 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:50:03,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [192695889] [2023-11-24 23:50:03,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [192695889] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:50:03,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:50:03,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-24 23:50:03,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81791699] [2023-11-24 23:50:03,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:50:03,132 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-24 23:50:03,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:50:03,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-24 23:50:03,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:50:03,134 INFO L87 Difference]: Start difference. First operand 92 states and 134 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-24 23:50:03,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:50:03,546 INFO L93 Difference]: Finished difference Result 204 states and 297 transitions. [2023-11-24 23:50:03,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-24 23:50:03,552 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 108 [2023-11-24 23:50:03,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:50:03,554 INFO L225 Difference]: With dead ends: 204 [2023-11-24 23:50:03,555 INFO L226 Difference]: Without dead ends: 113 [2023-11-24 23:50:03,556 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-24 23:50:03,557 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 46 mSDsluCounter, 367 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 490 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-24 23:50:03,558 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 490 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-24 23:50:03,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2023-11-24 23:50:03,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 96. [2023-11-24 23:50:03,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 82 states have (on average 1.3902439024390243) internal successors, (114), 82 states have internal predecessors, (114), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-24 23:50:03,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 138 transitions. [2023-11-24 23:50:03,575 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 138 transitions. Word has length 108 [2023-11-24 23:50:03,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:50:03,576 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 138 transitions. [2023-11-24 23:50:03,576 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-24 23:50:03,576 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 138 transitions. [2023-11-24 23:50:03,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-24 23:50:03,578 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:50:03,578 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:50:03,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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)] Forceful destruction successful, exit code 0 [2023-11-24 23:50:03,791 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:50:03,791 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:50:03,792 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:50:03,792 INFO L85 PathProgramCache]: Analyzing trace with hash -801200956, now seen corresponding path program 1 times [2023-11-24 23:50:03,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:50:03,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1676539820] [2023-11-24 23:50:03,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:03,794 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 [2023-11-24 23:50:03,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:50:03,797 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:50:03,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:50:04,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:04,420 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:50:04,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:04,537 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-24 23:50:04,537 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:50:04,538 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:50:04,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1676539820] [2023-11-24 23:50:04,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1676539820] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:50:04,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:50:04,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-24 23:50:04,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573706228] [2023-11-24 23:50:04,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:50:04,540 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-24 23:50:04,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:50:04,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-24 23:50:04,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-24 23:50:04,541 INFO L87 Difference]: Start difference. First operand 96 states and 138 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-24 23:50:05,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:50:05,006 INFO L93 Difference]: Finished difference Result 211 states and 302 transitions. [2023-11-24 23:50:05,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-24 23:50:05,007 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 108 [2023-11-24 23:50:05,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:50:05,010 INFO L225 Difference]: With dead ends: 211 [2023-11-24 23:50:05,010 INFO L226 Difference]: Without dead ends: 116 [2023-11-24 23:50:05,011 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-11-24 23:50:05,013 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 49 mSDsluCounter, 485 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 606 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-24 23:50:05,014 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 606 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-24 23:50:05,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2023-11-24 23:50:05,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 98. [2023-11-24 23:50:05,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 84 states have (on average 1.380952380952381) internal successors, (116), 84 states have internal predecessors, (116), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-24 23:50:05,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 140 transitions. [2023-11-24 23:50:05,027 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 140 transitions. Word has length 108 [2023-11-24 23:50:05,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:50:05,028 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 140 transitions. [2023-11-24 23:50:05,028 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-24 23:50:05,028 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 140 transitions. [2023-11-24 23:50:05,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-24 23:50:05,030 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:50:05,030 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:50:05,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:50:05,246 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:50:05,247 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:50:05,247 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:50:05,247 INFO L85 PathProgramCache]: Analyzing trace with hash -743942654, now seen corresponding path program 1 times [2023-11-24 23:50:05,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:50:05,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [739906548] [2023-11-24 23:50:05,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:05,249 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 [2023-11-24 23:50:05,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:50:05,250 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:50:05,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:50:05,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:05,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:50:05,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:06,042 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-24 23:50:06,042 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:50:06,042 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:50:06,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [739906548] [2023-11-24 23:50:06,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [739906548] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:50:06,043 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:50:06,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-24 23:50:06,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55885449] [2023-11-24 23:50:06,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:50:06,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-24 23:50:06,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:50:06,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-24 23:50:06,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-24 23:50:06,046 INFO L87 Difference]: Start difference. First operand 98 states and 140 transitions. Second operand has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-24 23:50:06,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:50:06,927 INFO L93 Difference]: Finished difference Result 214 states and 302 transitions. [2023-11-24 23:50:06,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-24 23:50:06,928 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 108 [2023-11-24 23:50:06,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:50:06,929 INFO L225 Difference]: With dead ends: 214 [2023-11-24 23:50:06,930 INFO L226 Difference]: Without dead ends: 117 [2023-11-24 23:50:06,931 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2023-11-24 23:50:06,934 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 40 mSDsluCounter, 596 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 716 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-24 23:50:06,937 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 716 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-24 23:50:06,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2023-11-24 23:50:06,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 100. [2023-11-24 23:50:06,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 86 states have (on average 1.372093023255814) internal successors, (118), 86 states have internal predecessors, (118), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-24 23:50:06,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 142 transitions. [2023-11-24 23:50:06,957 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 142 transitions. Word has length 108 [2023-11-24 23:50:06,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:50:06,960 INFO L495 AbstractCegarLoop]: Abstraction has 100 states and 142 transitions. [2023-11-24 23:50:06,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-24 23:50:06,960 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 142 transitions. [2023-11-24 23:50:06,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-24 23:50:06,961 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:50:06,961 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:50:06,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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)] Forceful destruction successful, exit code 0 [2023-11-24 23:50:07,162 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:50:07,162 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:50:07,163 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:50:07,163 INFO L85 PathProgramCache]: Analyzing trace with hash -743883072, now seen corresponding path program 1 times [2023-11-24 23:50:07,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:50:07,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [247049791] [2023-11-24 23:50:07,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:07,164 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 [2023-11-24 23:50:07,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:50:07,168 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:50:07,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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 (7)] Waiting until timeout for monitored process [2023-11-24 23:50:07,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:07,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:50:07,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:08,233 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:50:08,234 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 155 treesize of output 65 [2023-11-24 23:50:08,307 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2023-11-24 23:50:08,308 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:50:08,308 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:50:08,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [247049791] [2023-11-24 23:50:08,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [247049791] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:50:08,309 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:50:08,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-24 23:50:08,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739695681] [2023-11-24 23:50:08,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:50:08,310 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-24 23:50:08,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:50:08,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-24 23:50:08,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-24 23:50:08,312 INFO L87 Difference]: Start difference. First operand 100 states and 142 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-24 23:50:11,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:50:13,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:50:15,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:50:17,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:50:19,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:50:21,559 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:50:22,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:50:22,104 INFO L93 Difference]: Finished difference Result 205 states and 292 transitions. [2023-11-24 23:50:22,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-24 23:50:22,106 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 108 [2023-11-24 23:50:22,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:50:22,108 INFO L225 Difference]: With dead ends: 205 [2023-11-24 23:50:22,108 INFO L226 Difference]: Without dead ends: 106 [2023-11-24 23:50:22,109 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-11-24 23:50:22,112 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 127 mSDsluCounter, 257 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 4 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 364 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.6s IncrementalHoareTripleChecker+Time [2023-11-24 23:50:22,116 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 364 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 157 Invalid, 5 Unknown, 0 Unchecked, 13.6s Time] [2023-11-24 23:50:22,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2023-11-24 23:50:22,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 100. [2023-11-24 23:50:22,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 86 states have (on average 1.3604651162790697) internal successors, (117), 86 states have internal predecessors, (117), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-24 23:50:22,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 141 transitions. [2023-11-24 23:50:22,129 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 141 transitions. Word has length 108 [2023-11-24 23:50:22,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:50:22,129 INFO L495 AbstractCegarLoop]: Abstraction has 100 states and 141 transitions. [2023-11-24 23:50:22,130 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-24 23:50:22,130 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 141 transitions. [2023-11-24 23:50:22,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-24 23:50:22,132 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:50:22,132 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:50:22,148 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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 (7)] Ended with exit code 0 [2023-11-24 23:50:22,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:50:22,344 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:50:22,345 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:50:22,345 INFO L85 PathProgramCache]: Analyzing trace with hash 1186240956, now seen corresponding path program 1 times [2023-11-24 23:50:22,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:50:22,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2116364307] [2023-11-24 23:50:22,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:22,346 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 [2023-11-24 23:50:22,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:50:22,347 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:50:22,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-24 23:50:23,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:23,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:50:23,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:23,170 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-24 23:50:23,170 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:50:23,170 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:50:23,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2116364307] [2023-11-24 23:50:23,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2116364307] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:50:23,171 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:50:23,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-24 23:50:23,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138383748] [2023-11-24 23:50:23,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:50:23,172 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-24 23:50:23,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:50:23,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-24 23:50:23,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-24 23:50:23,174 INFO L87 Difference]: Start difference. First operand 100 states and 141 transitions. Second operand has 6 states, 5 states have (on average 11.8) internal successors, (59), 6 states have internal predecessors, (59), 3 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) [2023-11-24 23:50:23,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:50:23,641 INFO L93 Difference]: Finished difference Result 203 states and 286 transitions. [2023-11-24 23:50:23,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-24 23:50:23,641 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.8) internal successors, (59), 6 states have internal predecessors, (59), 3 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) Word has length 110 [2023-11-24 23:50:23,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:50:23,643 INFO L225 Difference]: With dead ends: 203 [2023-11-24 23:50:23,643 INFO L226 Difference]: Without dead ends: 102 [2023-11-24 23:50:23,644 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-24 23:50:23,645 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 7 mSDsluCounter, 413 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 525 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-24 23:50:23,645 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 525 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-24 23:50:23,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2023-11-24 23:50:23,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 100. [2023-11-24 23:50:23,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 86 states have (on average 1.3488372093023255) internal successors, (116), 86 states have internal predecessors, (116), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-24 23:50:23,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 140 transitions. [2023-11-24 23:50:23,668 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 140 transitions. Word has length 110 [2023-11-24 23:50:23,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:50:23,669 INFO L495 AbstractCegarLoop]: Abstraction has 100 states and 140 transitions. [2023-11-24 23:50:23,669 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.8) internal successors, (59), 6 states have internal predecessors, (59), 3 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) [2023-11-24 23:50:23,669 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 140 transitions. [2023-11-24 23:50:23,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-24 23:50:23,671 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:50:23,671 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:50:23,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2023-11-24 23:50:23,884 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:50:23,884 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:50:23,885 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:50:23,885 INFO L85 PathProgramCache]: Analyzing trace with hash -2050888262, now seen corresponding path program 1 times [2023-11-24 23:50:23,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:50:23,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [534944178] [2023-11-24 23:50:23,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:23,887 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 [2023-11-24 23:50:23,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:50:23,888 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:50:23,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e043c7af-8c3b-41db-b203-146d64327959/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-11-24 23:50:24,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:24,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:50:24,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:24,831 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:50:24,831 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 155 treesize of output 65 [2023-11-24 23:50:24,903 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2023-11-24 23:50:24,904 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:50:24,904 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:50:24,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [534944178] [2023-11-24 23:50:24,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [534944178] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:50:24,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:50:24,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-24 23:50:24,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018550141] [2023-11-24 23:50:24,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:50:24,906 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-24 23:50:24,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:50:24,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-24 23:50:24,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-24 23:50:24,907 INFO L87 Difference]: Start difference. First operand 100 states and 140 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 5 states have internal predecessors, (56), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-24 23:50:27,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:50:29,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:50:31,948 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:50:35,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []