./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX --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 0a887a5683dc3434be29763f123f3a68dd687cbd4f60e3afec77d98780f59d3f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:43:32,786 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:43:32,923 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:43:32,931 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:43:32,932 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:43:32,977 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:43:32,978 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:43:32,979 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:43:32,979 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:43:32,980 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:43:32,980 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:43:32,981 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:43:32,982 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:43:32,985 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:43:32,985 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:43:32,986 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:43:32,987 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:43:32,987 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:43:32,988 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:43:32,988 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:43:32,989 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:43:32,994 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:43:32,994 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:43:32,995 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:43:32,995 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:43:32,996 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:43:32,996 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:43:32,996 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:43:32,997 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:43:32,997 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:43:32,998 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:43:32,998 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:43:32,999 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:43:32,999 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:43:33,000 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:43:33,000 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:43:33,001 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:43:33,001 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:43:33,001 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:43:33,002 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:43:33,002 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:43:33,008 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:43:33,009 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:43:33,009 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:43:33,009 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:43:33,010 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_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a887a5683dc3434be29763f123f3a68dd687cbd4f60e3afec77d98780f59d3f [2023-11-12 00:43:33,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:43:33,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:43:33,357 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:43:33,358 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:43:33,358 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:43:33,361 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i [2023-11-12 00:43:36,551 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:43:36,770 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:43:36,771 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i [2023-11-12 00:43:36,785 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/data/b3beaf974/ce6d9a540c9c44429020d10c6b129ef8/FLAG04e7a667c [2023-11-12 00:43:36,802 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/data/b3beaf974/ce6d9a540c9c44429020d10c6b129ef8 [2023-11-12 00:43:36,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:43:36,817 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:43:36,819 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:43:36,819 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:43:36,826 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:43:36,826 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:43:36" (1/1) ... [2023-11-12 00:43:36,828 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43a11eb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:36, skipping insertion in model container [2023-11-12 00:43:36,828 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:43:36" (1/1) ... [2023-11-12 00:43:36,880 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:43:37,077 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_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i[913,926] [2023-11-12 00:43:37,166 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:43:37,184 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:43:37,197 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_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i[913,926] [2023-11-12 00:43:37,230 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:43:37,249 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:43:37,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:37 WrapperNode [2023-11-12 00:43:37,249 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:43:37,251 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:43:37,251 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:43:37,251 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:43:37,259 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:37" (1/1) ... [2023-11-12 00:43:37,276 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:37" (1/1) ... [2023-11-12 00:43:37,330 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 208 [2023-11-12 00:43:37,330 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:43:37,331 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:43:37,331 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:43:37,332 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:43:37,350 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:37" (1/1) ... [2023-11-12 00:43:37,350 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:37" (1/1) ... [2023-11-12 00:43:37,362 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:37" (1/1) ... [2023-11-12 00:43:37,362 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:37" (1/1) ... [2023-11-12 00:43:37,372 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:37" (1/1) ... [2023-11-12 00:43:37,376 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:37" (1/1) ... [2023-11-12 00:43:37,379 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:37" (1/1) ... [2023-11-12 00:43:37,381 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:37" (1/1) ... [2023-11-12 00:43:37,385 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:43:37,386 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:43:37,386 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:43:37,386 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:43:37,387 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:37" (1/1) ... [2023-11-12 00:43:37,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:43:37,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:43:37,439 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:43:37,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:43:37,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:43:37,475 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:43:37,476 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:43:37,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:43:37,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:43:37,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:43:37,592 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:43:37,594 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:43:37,980 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:43:38,341 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:43:38,341 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:43:38,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:43:38 BoogieIcfgContainer [2023-11-12 00:43:38,344 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:43:38,348 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:43:38,348 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:43:38,351 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:43:38,352 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:43:36" (1/3) ... [2023-11-12 00:43:38,353 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2eb3044b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:43:38, skipping insertion in model container [2023-11-12 00:43:38,353 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:37" (2/3) ... [2023-11-12 00:43:38,354 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2eb3044b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:43:38, skipping insertion in model container [2023-11-12 00:43:38,355 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:43:38" (3/3) ... [2023-11-12 00:43:38,357 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-39.i [2023-11-12 00:43:38,377 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:43:38,378 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:43:38,437 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:43:38,444 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;@2a98d769, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:43:38,444 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:43:38,449 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-12 00:43:38,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-12 00:43:38,463 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:43:38,464 INFO L195 NwaCegarLoop]: trace histogram [32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:43:38,465 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:43:38,470 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:43:38,471 INFO L85 PathProgramCache]: Analyzing trace with hash -471747920, now seen corresponding path program 1 times [2023-11-12 00:43:38,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:43:38,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985061425] [2023-11-12 00:43:38,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:43:38,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:43:39,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:43:39,447 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:43:39,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:43:40,050 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:43:40,051 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:43:40,053 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:43:40,056 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 00:43:40,061 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:43:40,065 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:43:40,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:43:40 BoogieIcfgContainer [2023-11-12 00:43:40,217 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:43:40,220 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:43:40,220 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:43:40,220 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:43:40,221 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:43:38" (3/4) ... [2023-11-12 00:43:40,225 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:43:40,226 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:43:40,228 INFO L158 Benchmark]: Toolchain (without parser) took 3410.85ms. Allocated memory is still 176.2MB. Free memory was 130.0MB in the beginning and 106.0MB in the end (delta: 24.0MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2023-11-12 00:43:40,228 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 138.4MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:43:40,229 INFO L158 Benchmark]: CACSL2BoogieTranslator took 431.26ms. Allocated memory is still 176.2MB. Free memory was 129.5MB in the beginning and 115.3MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:43:40,230 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.87ms. Allocated memory is still 176.2MB. Free memory was 115.3MB in the beginning and 112.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:43:40,231 INFO L158 Benchmark]: Boogie Preprocessor took 53.82ms. Allocated memory is still 176.2MB. Free memory was 112.7MB in the beginning and 111.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:43:40,236 INFO L158 Benchmark]: RCFGBuilder took 958.58ms. Allocated memory is still 176.2MB. Free memory was 111.2MB in the beginning and 121.5MB in the end (delta: -10.4MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. [2023-11-12 00:43:40,237 INFO L158 Benchmark]: TraceAbstraction took 1869.82ms. Allocated memory is still 176.2MB. Free memory was 121.5MB in the beginning and 106.0MB in the end (delta: 15.5MB). Peak memory consumption was 71.0MB. Max. memory is 16.1GB. [2023-11-12 00:43:40,238 INFO L158 Benchmark]: Witness Printer took 6.62ms. Allocated memory is still 176.2MB. Free memory is still 106.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:43:40,245 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 138.4MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 431.26ms. Allocated memory is still 176.2MB. Free memory was 129.5MB in the beginning and 115.3MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.87ms. Allocated memory is still 176.2MB. Free memory was 115.3MB in the beginning and 112.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.82ms. Allocated memory is still 176.2MB. Free memory was 112.7MB in the beginning and 111.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 958.58ms. Allocated memory is still 176.2MB. Free memory was 111.2MB in the beginning and 121.5MB in the end (delta: -10.4MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1869.82ms. Allocated memory is still 176.2MB. Free memory was 121.5MB in the beginning and 106.0MB in the end (delta: 15.5MB). Peak memory consumption was 71.0MB. Max. memory is 16.1GB. * Witness Printer took 6.62ms. Allocated memory is still 176.2MB. Free memory is still 106.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 83, overapproximation of bitwiseOr at line 51, overapproximation of someBinaryArithmeticFLOAToperation at line 83. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -1; [L23] signed char var_1_2 = -2; [L24] signed char var_1_3 = 4; [L25] signed char var_1_4 = 10; [L26] signed long int var_1_5 = -1; [L27] unsigned char var_1_6 = 0; [L28] signed short int var_1_7 = 8; [L29] signed short int var_1_8 = 4; [L30] unsigned long int var_1_9 = 256; [L31] unsigned long int var_1_10 = 10; [L32] unsigned long int var_1_11 = 3084274888; [L33] unsigned long int var_1_12 = 2; [L34] unsigned long int var_1_13 = 50; [L35] signed long int var_1_14 = -10; [L36] signed char var_1_15 = -4; [L37] unsigned char var_1_16 = 0; [L38] signed long int var_1_17 = 2; [L39] signed long int var_1_18 = 256; [L40] float var_1_19 = 4.5; [L41] float var_1_20 = 15.375; [L42] float var_1_21 = 32.725; [L43] float var_1_22 = 63.5; [L44] float var_1_23 = 16.375; [L45] signed char var_1_24 = -32; [L46] signed char var_1_25 = 0; [L47] unsigned short int var_1_26 = 64; [L149] isInitial = 1 [L150] FCALL initially() [L151] COND TRUE 1 [L152] FCALL updateLastVariables() [L153] CALL updateVariables() [L91] var_1_2 = __VERIFIER_nondet_char() [L92] CALL assume_abort_if_not(var_1_2 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=4, var_1_4=10, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_2 >= -128) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=4, var_1_4=10, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L93] CALL assume_abort_if_not(var_1_2 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=4, var_1_4=10, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_2 <= 127) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=4, var_1_4=10, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L94] var_1_3 = __VERIFIER_nondet_char() [L95] CALL assume_abort_if_not(var_1_3 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=10, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_3 >= -128) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=10, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L96] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=10, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=10, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L97] var_1_4 = __VERIFIER_nondet_char() [L98] CALL assume_abort_if_not(var_1_4 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_4 >= -128) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L99] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L100] var_1_5 = __VERIFIER_nondet_long() [L101] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L102] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=0, var_1_7=8, var_1_8=4, var_1_9=256] [L103] var_1_6 = __VERIFIER_nondet_uchar() [L104] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=8, var_1_8=4, var_1_9=256] [L105] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=8, var_1_8=4, var_1_9=256] [L106] var_1_7 = __VERIFIER_nondet_short() [L107] CALL assume_abort_if_not(var_1_7 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_7 >= -1) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=4, var_1_9=256] [L108] CALL assume_abort_if_not(var_1_7 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_7 <= 32766) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=4, var_1_9=256] [L109] var_1_8 = __VERIFIER_nondet_short() [L110] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L111] CALL assume_abort_if_not(var_1_8 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_8 <= 32766) VAL [isInitial=1, var_1_10=10, var_1_11=3084274888, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L112] var_1_11 = __VERIFIER_nondet_ulong() [L113] CALL assume_abort_if_not(var_1_11 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_11 >= 2147483647) VAL [isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L114] CALL assume_abort_if_not(var_1_11 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_11 <= 4294967294) VAL [isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L115] var_1_12 = __VERIFIER_nondet_ulong() [L116] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L117] CALL assume_abort_if_not(var_1_12 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_12 <= 4294967294) VAL [isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=-4, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L118] var_1_15 = __VERIFIER_nondet_char() [L119] CALL assume_abort_if_not(var_1_15 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_15 >= -128) VAL [isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L120] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=0, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L121] var_1_16 = __VERIFIER_nondet_uchar() [L122] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=1, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=1, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L123] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=1, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=1, var_1_17=2, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L124] var_1_17 = __VERIFIER_nondet_long() [L125] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=1, var_1_17=32761, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=1, var_1_17=32761, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L126] CALL assume_abort_if_not(var_1_17 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=1, var_1_17=32761, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_17 <= 1073741823) VAL [isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=1, var_1_17=32761, var_1_18=256, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L127] var_1_18 = __VERIFIER_nondet_long() [L128] CALL assume_abort_if_not(var_1_18 >= -2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=1, var_1_17=32761, var_1_18=2147483646, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_18 >= -2147483647) VAL [isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=1, var_1_17=32761, var_1_18=2147483646, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L129] CALL assume_abort_if_not(var_1_18 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=1, var_1_17=32761, var_1_18=2147483646, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_18 <= 2147483646) VAL [isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=1, var_1_17=32761, var_1_18=2147483646, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L130] var_1_20 = __VERIFIER_nondet_float() [L131] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=1, var_1_17=32761, var_1_18=2147483646, var_1_19=9/2, var_1_1=-1, var_1_20=3084274893, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=1, var_1_17=32761, var_1_18=2147483646, var_1_19=9/2, var_1_1=-1, var_1_20=3084274893, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L132] var_1_21 = __VERIFIER_nondet_float() [L133] CALL assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=1, var_1_17=32761, var_1_18=2147483646, var_1_19=9/2, var_1_1=-1, var_1_20=3084274893, var_1_21=3084274895, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=1, var_1_17=32761, var_1_18=2147483646, var_1_19=9/2, var_1_1=-1, var_1_20=3084274893, var_1_21=3084274895, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L134] var_1_22 = __VERIFIER_nondet_float() [L135] CALL assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=1, var_1_17=32761, var_1_18=2147483646, var_1_19=9/2, var_1_1=-1, var_1_20=3084274893, var_1_21=3084274895, var_1_22=3084274894, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=1, var_1_17=32761, var_1_18=2147483646, var_1_19=9/2, var_1_1=-1, var_1_20=3084274893, var_1_21=3084274895, var_1_22=3084274894, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L136] var_1_23 = __VERIFIER_nondet_float() [L137] CALL assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=1, var_1_17=32761, var_1_18=2147483646, var_1_19=9/2, var_1_1=-1, var_1_20=3084274893, var_1_21=3084274895, var_1_22=3084274894, var_1_23=3084274894, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=1, var_1_17=32761, var_1_18=2147483646, var_1_19=9/2, var_1_1=-1, var_1_20=3084274893, var_1_21=3084274895, var_1_22=3084274894, var_1_23=3084274894, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L138] var_1_25 = __VERIFIER_nondet_char() [L139] CALL assume_abort_if_not(var_1_25 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=1, var_1_17=32761, var_1_18=2147483646, var_1_19=9/2, var_1_1=-1, var_1_20=3084274893, var_1_21=3084274895, var_1_22=3084274894, var_1_23=3084274894, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_25 >= -127) VAL [isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=1, var_1_17=32761, var_1_18=2147483646, var_1_19=9/2, var_1_1=-1, var_1_20=3084274893, var_1_21=3084274895, var_1_22=3084274894, var_1_23=3084274894, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L140] CALL assume_abort_if_not(var_1_25 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=1, var_1_17=32761, var_1_18=2147483646, var_1_19=9/2, var_1_1=-1, var_1_20=3084274893, var_1_21=3084274895, var_1_22=3084274894, var_1_23=3084274894, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_25 <= 126) VAL [isInitial=1, var_1_10=10, var_1_11=2147483647, var_1_12=2147483642, var_1_13=50, var_1_14=-10, var_1_15=127, var_1_16=1, var_1_17=32761, var_1_18=2147483646, var_1_19=9/2, var_1_1=-1, var_1_20=3084274893, var_1_21=3084274895, var_1_22=3084274894, var_1_23=3084274894, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=256] [L153] RET updateVariables() [L154] CALL step() [L51] EXPR (var_1_2 + var_1_3) ^ var_1_4 [L51] COND TRUE ((var_1_2 + var_1_3) ^ var_1_4) < (var_1_5 | -4) [L52] var_1_1 = (var_1_7 - var_1_8) [L56] COND TRUE var_1_3 >= ((((var_1_1) < (var_1_2)) ? (var_1_1) : (var_1_2))) [L57] COND TRUE \read(var_1_6) [L58] var_1_9 = var_1_8 [L61] var_1_10 = ((((((((var_1_11 - var_1_8) < 0 ) ? -(var_1_11 - var_1_8) : (var_1_11 - var_1_8)))) < (((((0u) > (var_1_12)) ? (0u) : (var_1_12))))) ? (((((var_1_11 - var_1_8) < 0 ) ? -(var_1_11 - var_1_8) : (var_1_11 - var_1_8)))) : (((((0u) > (var_1_12)) ? (0u) : (var_1_12)))))) [L62] COND FALSE !(var_1_12 < (var_1_8 / (1u + 16u))) [L69] var_1_13 = var_1_8 [L71] COND FALSE !(var_1_15 >= var_1_7) [L80] var_1_14 = var_1_2 [L82] COND TRUE var_1_8 <= var_1_10 [L83] var_1_19 = (((((((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) + var_1_22)) > (var_1_23)) ? ((((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) + var_1_22)) : (var_1_23))) [L87] var_1_24 = var_1_25 [L88] var_1_26 = var_1_8 [L154] RET step() [L155] CALL, EXPR property() [L145] EXPR (var_1_2 + var_1_3) ^ var_1_4 [L145-L146] return ((((((((((var_1_2 + var_1_3) ^ var_1_4) < (var_1_5 | -4)) ? (var_1_1 == ((signed short int) (var_1_7 - var_1_8))) : (var_1_1 == ((signed short int) (var_1_4 + -16)))) && ((var_1_3 >= ((((var_1_1) < (var_1_2)) ? (var_1_1) : (var_1_2)))) ? (var_1_6 ? (var_1_9 == ((unsigned long int) var_1_8)) : 1) : 1)) && (var_1_10 == ((unsigned long int) ((((((((var_1_11 - var_1_8) < 0 ) ? -(var_1_11 - var_1_8) : (var_1_11 - var_1_8)))) < (((((0u) > (var_1_12)) ? (0u) : (var_1_12))))) ? (((((var_1_11 - var_1_8) < 0 ) ? -(var_1_11 - var_1_8) : (var_1_11 - var_1_8)))) : (((((0u) > (var_1_12)) ? (0u) : (var_1_12))))))))) && ((var_1_12 < (var_1_8 / (1u + 16u))) ? ((var_1_11 > (var_1_12 + 5u)) ? (var_1_13 == ((unsigned long int) ((((var_1_12) > (var_1_11)) ? (var_1_12) : (var_1_11))))) : (var_1_13 == ((unsigned long int) 5u))) : (var_1_13 == ((unsigned long int) var_1_8)))) && ((var_1_15 >= var_1_7) ? ((var_1_3 > var_1_11) ? ((var_1_6 && var_1_16) ? (var_1_14 == ((signed long int) (var_1_7 - (var_1_17 + var_1_8)))) : (var_1_14 == ((signed long int) var_1_18))) : 1) : (var_1_14 == ((signed long int) var_1_2)))) && ((var_1_8 <= var_1_10) ? (var_1_19 == ((float) (((((((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) + var_1_22)) > (var_1_23)) ? ((((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) + var_1_22)) : (var_1_23))))) : (var_1_19 == ((float) var_1_22)))) && (var_1_24 == ((signed char) var_1_25))) && (var_1_26 == ((unsigned short int) var_1_8)) ; [L155] RET, EXPR property() [L155] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=2147483642, var_1_11=2147483647, var_1_12=2147483642, var_1_13=5, var_1_14=0, var_1_15=127, var_1_16=1, var_1_17=32761, var_1_18=2147483646, var_1_19=3084274894, var_1_1=32761, var_1_20=3084274893, var_1_21=3084274895, var_1_22=3084274894, var_1_23=3084274894, var_1_24=-127, var_1_25=-127, var_1_26=5, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=5] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=2147483642, var_1_11=2147483647, var_1_12=2147483642, var_1_13=5, var_1_14=0, var_1_15=127, var_1_16=1, var_1_17=32761, var_1_18=2147483646, var_1_19=3084274894, var_1_1=32761, var_1_20=3084274893, var_1_21=3084274895, var_1_22=3084274894, var_1_23=3084274894, var_1_24=-127, var_1_25=-127, var_1_26=5, var_1_2=0, var_1_3=0, var_1_4=-2, var_1_5=3, var_1_6=1, var_1_7=32766, var_1_8=5, var_1_9=5] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 1, TraceHistogramMax: 32, 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=59occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 118 NumberOfCodeBlocks, 118 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 [2023-11-12 00:43:40,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/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_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX --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 0a887a5683dc3434be29763f123f3a68dd687cbd4f60e3afec77d98780f59d3f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:43:42,970 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:43:43,118 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:43:43,126 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:43:43,127 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:43:43,172 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:43:43,173 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:43:43,173 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:43:43,174 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:43:43,179 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:43:43,180 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:43:43,180 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:43:43,181 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:43:43,183 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:43:43,183 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:43:43,184 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:43:43,185 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:43:43,185 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:43:43,186 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:43:43,186 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:43:43,187 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:43:43,187 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:43:43,188 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:43:43,188 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:43:43,189 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:43:43,189 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:43:43,190 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:43:43,190 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:43:43,191 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:43:43,191 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:43:43,193 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:43:43,193 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:43:43,193 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:43:43,194 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:43:43,194 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:43:43,194 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:43:43,195 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:43:43,195 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:43:43,195 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:43:43,196 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:43:43,197 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:43:43,197 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:43:43,197 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_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a887a5683dc3434be29763f123f3a68dd687cbd4f60e3afec77d98780f59d3f [2023-11-12 00:43:43,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:43:43,691 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:43:43,693 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:43:43,694 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:43:43,695 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:43:43,696 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i [2023-11-12 00:43:46,848 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:43:47,123 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:43:47,124 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i [2023-11-12 00:43:47,152 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/data/4098104ee/4e45c0fa7c474ed98583606bdf6ddc1b/FLAG03cfb4067 [2023-11-12 00:43:47,169 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/data/4098104ee/4e45c0fa7c474ed98583606bdf6ddc1b [2023-11-12 00:43:47,174 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:43:47,176 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:43:47,179 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:43:47,179 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:43:47,184 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:43:47,185 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:43:47" (1/1) ... [2023-11-12 00:43:47,186 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41f09d2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:47, skipping insertion in model container [2023-11-12 00:43:47,187 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:43:47" (1/1) ... [2023-11-12 00:43:47,234 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:43:47,425 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_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i[913,926] [2023-11-12 00:43:47,499 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:43:47,516 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:43:47,529 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_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i[913,926] [2023-11-12 00:43:47,566 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:43:47,586 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:43:47,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:47 WrapperNode [2023-11-12 00:43:47,586 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:43:47,587 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:43:47,588 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:43:47,588 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:43:47,596 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:47" (1/1) ... [2023-11-12 00:43:47,614 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:47" (1/1) ... [2023-11-12 00:43:47,648 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 169 [2023-11-12 00:43:47,648 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:43:47,649 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:43:47,649 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:43:47,649 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:43:47,659 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:47" (1/1) ... [2023-11-12 00:43:47,659 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:47" (1/1) ... [2023-11-12 00:43:47,671 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:47" (1/1) ... [2023-11-12 00:43:47,671 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:47" (1/1) ... [2023-11-12 00:43:47,685 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:47" (1/1) ... [2023-11-12 00:43:47,689 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:47" (1/1) ... [2023-11-12 00:43:47,693 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:47" (1/1) ... [2023-11-12 00:43:47,695 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:47" (1/1) ... [2023-11-12 00:43:47,700 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:43:47,701 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:43:47,701 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:43:47,701 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:43:47,702 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:47" (1/1) ... [2023-11-12 00:43:47,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:43:47,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:43:47,742 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:43:47,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:43:47,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:43:47,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:43:47,798 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:43:47,798 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:43:47,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:43:47,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:43:47,900 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:43:47,903 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:43:48,743 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:43:48,751 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:43:48,751 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:43:48,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:43:48 BoogieIcfgContainer [2023-11-12 00:43:48,754 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:43:48,756 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:43:48,757 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:43:48,760 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:43:48,761 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:43:47" (1/3) ... [2023-11-12 00:43:48,762 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c13706b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:43:48, skipping insertion in model container [2023-11-12 00:43:48,762 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:47" (2/3) ... [2023-11-12 00:43:48,763 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c13706b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:43:48, skipping insertion in model container [2023-11-12 00:43:48,763 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:43:48" (3/3) ... [2023-11-12 00:43:48,764 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-39.i [2023-11-12 00:43:48,786 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:43:48,787 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:43:48,841 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:43:48,848 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;@bd2f820, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:43:48,849 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:43:48,853 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 46 states have internal predecessors, (59), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-12 00:43:48,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-12 00:43:48,872 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:43:48,873 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:43:48,874 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:43:48,879 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:43:48,880 INFO L85 PathProgramCache]: Analyzing trace with hash -689237412, now seen corresponding path program 1 times [2023-11-12 00:43:48,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:43:48,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1535624328] [2023-11-12 00:43:48,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:43:48,898 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 [2023-11-12 00:43:48,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:43:48,904 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:43:48,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:43:49,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:43:49,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:43:49,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:43:49,450 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 734 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2023-11-12 00:43:49,450 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:43:49,451 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:43:49,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1535624328] [2023-11-12 00:43:49,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1535624328] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:43:49,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:43:49,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:43:49,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885485924] [2023-11-12 00:43:49,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:43:49,468 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:43:49,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:43:49,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:43:49,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:43:49,514 INFO L87 Difference]: Start difference. First operand has 80 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 46 states have internal predecessors, (59), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-12 00:43:49,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:43:49,578 INFO L93 Difference]: Finished difference Result 153 states and 272 transitions. [2023-11-12 00:43:49,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:43:49,581 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 194 [2023-11-12 00:43:49,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:43:49,591 INFO L225 Difference]: With dead ends: 153 [2023-11-12 00:43:49,591 INFO L226 Difference]: Without dead ends: 76 [2023-11-12 00:43:49,600 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:43:49,604 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:43:49,606 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:43:49,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2023-11-12 00:43:49,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2023-11-12 00:43:49,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 42 states have (on average 1.2380952380952381) internal successors, (52), 42 states have internal predecessors, (52), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-12 00:43:49,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 116 transitions. [2023-11-12 00:43:49,664 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 116 transitions. Word has length 194 [2023-11-12 00:43:49,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:43:49,665 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 116 transitions. [2023-11-12 00:43:49,665 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-12 00:43:49,666 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 116 transitions. [2023-11-12 00:43:49,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-12 00:43:49,670 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:43:49,670 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:43:49,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-12 00:43:49,887 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:43:49,888 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:43:49,889 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:43:49,889 INFO L85 PathProgramCache]: Analyzing trace with hash -795276204, now seen corresponding path program 1 times [2023-11-12 00:43:49,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:43:49,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1072071993] [2023-11-12 00:43:49,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:43:49,891 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 [2023-11-12 00:43:49,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:43:49,892 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:43:49,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff71310-cb2d-4b5e-b75d-b96b1a81ead5/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:43:50,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:43:50,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-12 00:43:50,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:44:38,675 WARN L293 SmtUtils]: Spent 17.22s on a formula simplification that was a NOOP. DAG size: 95 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)