./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 9bd2c7ff 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_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/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_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ --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-9bd2c7f [2023-11-19 05:05:22,656 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:05:22,729 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:05:22,735 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:05:22,736 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:05:22,764 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:05:22,764 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:05:22,765 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:05:22,766 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:05:22,768 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:05:22,769 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:05:22,770 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:05:22,771 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:05:22,774 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:05:22,774 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:05:22,775 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:05:22,776 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:05:22,778 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:05:22,782 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:05:22,783 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:05:22,783 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:05:22,784 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:05:22,785 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:05:22,786 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:05:22,787 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:05:22,787 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:05:22,787 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:05:22,813 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:05:22,813 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:05:22,814 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:05:22,815 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:05:22,816 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:05:22,816 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:05:22,817 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:05:22,817 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:05:22,817 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:05:22,818 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:05:22,818 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:05:22,819 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:05:22,819 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:05:22,819 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:05:22,820 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:05:22,820 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:05:22,821 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:05:22,822 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:05:22,822 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_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a887a5683dc3434be29763f123f3a68dd687cbd4f60e3afec77d98780f59d3f [2023-11-19 05:05:23,099 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:05:23,121 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:05:23,123 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:05:23,125 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:05:23,125 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:05:23,127 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i [2023-11-19 05:05:26,448 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:05:26,700 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:05:26,707 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i [2023-11-19 05:05:26,719 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/data/52afca685/6cf0c6d851474874bb607b170fc04652/FLAGa7e27bc11 [2023-11-19 05:05:26,745 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/data/52afca685/6cf0c6d851474874bb607b170fc04652 [2023-11-19 05:05:26,748 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:05:26,751 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:05:26,753 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:05:26,753 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:05:26,760 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:05:26,761 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:05:26" (1/1) ... [2023-11-19 05:05:26,763 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32c9c5a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:26, skipping insertion in model container [2023-11-19 05:05:26,763 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:05:26" (1/1) ... [2023-11-19 05:05:26,807 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:05:26,983 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_86fe1e5c-2b26-4200-8483-415a833d2c58/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i[913,926] [2023-11-19 05:05:27,072 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:05:27,098 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:05:27,111 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_86fe1e5c-2b26-4200-8483-415a833d2c58/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i[913,926] [2023-11-19 05:05:27,167 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:05:27,190 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:05:27,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:27 WrapperNode [2023-11-19 05:05:27,190 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:05:27,192 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:05:27,192 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:05:27,192 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:05:27,199 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:27" (1/1) ... [2023-11-19 05:05:27,213 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:27" (1/1) ... [2023-11-19 05:05:27,261 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 208 [2023-11-19 05:05:27,261 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:05:27,263 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:05:27,263 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:05:27,263 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:05:27,276 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:27" (1/1) ... [2023-11-19 05:05:27,276 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:27" (1/1) ... [2023-11-19 05:05:27,280 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:27" (1/1) ... [2023-11-19 05:05:27,281 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:27" (1/1) ... [2023-11-19 05:05:27,292 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:27" (1/1) ... [2023-11-19 05:05:27,297 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:27" (1/1) ... [2023-11-19 05:05:27,300 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:27" (1/1) ... [2023-11-19 05:05:27,303 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:27" (1/1) ... [2023-11-19 05:05:27,309 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:05:27,310 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:05:27,311 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:05:27,311 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:05:27,312 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:27" (1/1) ... [2023-11-19 05:05:27,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:05:27,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:05:27,398 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:05:27,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:05:27,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:05:27,457 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:05:27,458 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:05:27,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:05:27,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:05:27,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:05:27,623 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:05:27,626 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:05:28,162 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:05:28,506 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:05:28,506 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:05:28,512 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:05:28 BoogieIcfgContainer [2023-11-19 05:05:28,513 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:05:28,518 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:05:28,518 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:05:28,522 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:05:28,522 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:05:26" (1/3) ... [2023-11-19 05:05:28,523 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cb6251c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:05:28, skipping insertion in model container [2023-11-19 05:05:28,523 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:27" (2/3) ... [2023-11-19 05:05:28,525 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cb6251c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:05:28, skipping insertion in model container [2023-11-19 05:05:28,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:05:28" (3/3) ... [2023-11-19 05:05:28,527 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-39.i [2023-11-19 05:05:28,547 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:05:28,547 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:05:28,601 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:05:28,608 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;@76f2137b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:05:28,608 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:05:28,613 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) [2023-11-19 05:05:28,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-19 05:05:28,627 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:05:28,627 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] [2023-11-19 05:05:28,628 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:05:28,633 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:05:28,634 INFO L85 PathProgramCache]: Analyzing trace with hash -471747920, now seen corresponding path program 1 times [2023-11-19 05:05:28,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:05:28,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918810679] [2023-11-19 05:05:28,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:05:28,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:05:29,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:05:29,724 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:05:30,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:05:30,344 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:05:30,346 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:05:30,348 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:05:30,350 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 05:05:30,355 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:05:30,364 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:05:30,524 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:05:30 BoogieIcfgContainer [2023-11-19 05:05:30,524 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:05:30,528 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:05:30,528 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:05:30,529 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:05:30,529 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:05:28" (3/4) ... [2023-11-19 05:05:30,536 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:05:30,537 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:05:30,539 INFO L158 Benchmark]: Toolchain (without parser) took 3788.35ms. Allocated memory was 138.4MB in the beginning and 205.5MB in the end (delta: 67.1MB). Free memory was 94.3MB in the beginning and 116.6MB in the end (delta: -22.3MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. [2023-11-19 05:05:30,539 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 138.4MB. Free memory is still 109.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:05:30,540 INFO L158 Benchmark]: CACSL2BoogieTranslator took 437.91ms. Allocated memory is still 138.4MB. Free memory was 94.3MB in the beginning and 80.1MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 05:05:30,541 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.22ms. Allocated memory is still 138.4MB. Free memory was 80.1MB in the beginning and 77.5MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:05:30,542 INFO L158 Benchmark]: Boogie Preprocessor took 46.64ms. Allocated memory is still 138.4MB. Free memory was 77.5MB in the beginning and 75.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:05:30,548 INFO L158 Benchmark]: RCFGBuilder took 1202.55ms. Allocated memory is still 138.4MB. Free memory was 75.4MB in the beginning and 82.4MB in the end (delta: -7.0MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2023-11-19 05:05:30,549 INFO L158 Benchmark]: TraceAbstraction took 2006.37ms. Allocated memory was 138.4MB in the beginning and 205.5MB in the end (delta: 67.1MB). Free memory was 81.7MB in the beginning and 117.6MB in the end (delta: -36.0MB). Peak memory consumption was 68.5MB. Max. memory is 16.1GB. [2023-11-19 05:05:30,550 INFO L158 Benchmark]: Witness Printer took 9.07ms. Allocated memory is still 205.5MB. Free memory is still 116.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:05:30,558 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 138.4MB. Free memory is still 109.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 437.91ms. Allocated memory is still 138.4MB. Free memory was 94.3MB in the beginning and 80.1MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.22ms. Allocated memory is still 138.4MB. Free memory was 80.1MB in the beginning and 77.5MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.64ms. Allocated memory is still 138.4MB. Free memory was 77.5MB in the beginning and 75.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1202.55ms. Allocated memory is still 138.4MB. Free memory was 75.4MB in the beginning and 82.4MB in the end (delta: -7.0MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. * TraceAbstraction took 2006.37ms. Allocated memory was 138.4MB in the beginning and 205.5MB in the end (delta: 67.1MB). Free memory was 81.7MB in the beginning and 117.6MB in the end (delta: -36.0MB). Peak memory consumption was 68.5MB. Max. memory is 16.1GB. * Witness Printer took 9.07ms. Allocated memory is still 205.5MB. Free memory is still 116.6MB. 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: 1.8s, 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, 1.0s 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 [2023-11-19 05:05:30,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/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_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/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_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ --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-9bd2c7f [2023-11-19 05:05:33,410 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:05:33,536 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:05:33,543 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:05:33,543 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:05:33,571 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:05:33,572 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:05:33,573 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:05:33,574 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:05:33,574 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:05:33,575 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:05:33,576 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:05:33,576 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:05:33,577 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:05:33,577 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:05:33,578 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:05:33,579 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:05:33,580 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:05:33,580 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:05:33,581 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:05:33,581 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:05:33,582 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:05:33,583 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:05:33,583 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:05:33,584 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:05:33,584 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:05:33,585 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:05:33,585 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:05:33,586 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:05:33,586 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:05:33,587 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:05:33,587 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:05:33,588 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:05:33,588 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:05:33,588 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:05:33,589 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:05:33,589 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:05:33,590 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:05:33,590 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:05:33,591 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:05:33,591 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:05:33,592 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:05:33,592 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_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a887a5683dc3434be29763f123f3a68dd687cbd4f60e3afec77d98780f59d3f [2023-11-19 05:05:33,955 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:05:33,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:05:33,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:05:33,982 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:05:33,982 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:05:33,984 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i [2023-11-19 05:05:37,445 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:05:37,865 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:05:37,866 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i [2023-11-19 05:05:37,886 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/data/6cd2c9b69/676daa7226164731b129d1bb66f18358/FLAG0dec66114 [2023-11-19 05:05:37,907 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/data/6cd2c9b69/676daa7226164731b129d1bb66f18358 [2023-11-19 05:05:37,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:05:37,913 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:05:37,915 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:05:37,915 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:05:37,932 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:05:37,933 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:05:37" (1/1) ... [2023-11-19 05:05:37,934 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73ead7ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:37, skipping insertion in model container [2023-11-19 05:05:37,935 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:05:37" (1/1) ... [2023-11-19 05:05:37,985 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:05:38,199 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_86fe1e5c-2b26-4200-8483-415a833d2c58/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i[913,926] [2023-11-19 05:05:38,282 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:05:38,302 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:05:38,317 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_86fe1e5c-2b26-4200-8483-415a833d2c58/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-39.i[913,926] [2023-11-19 05:05:38,354 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:05:38,382 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:05:38,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:38 WrapperNode [2023-11-19 05:05:38,383 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:05:38,385 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:05:38,385 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:05:38,385 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:05:38,393 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:38" (1/1) ... [2023-11-19 05:05:38,407 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:38" (1/1) ... [2023-11-19 05:05:38,436 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 169 [2023-11-19 05:05:38,437 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:05:38,438 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:05:38,438 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:05:38,438 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:05:38,453 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:38" (1/1) ... [2023-11-19 05:05:38,454 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:38" (1/1) ... [2023-11-19 05:05:38,460 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:38" (1/1) ... [2023-11-19 05:05:38,470 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:38" (1/1) ... [2023-11-19 05:05:38,483 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:38" (1/1) ... [2023-11-19 05:05:38,499 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:38" (1/1) ... [2023-11-19 05:05:38,504 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:38" (1/1) ... [2023-11-19 05:05:38,516 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:38" (1/1) ... [2023-11-19 05:05:38,521 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:05:38,526 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:05:38,527 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:05:38,527 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:05:38,528 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:38" (1/1) ... [2023-11-19 05:05:38,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:05:38,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:05:38,560 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:05:38,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:05:38,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:05:38,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:05:38,612 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:05:38,613 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:05:38,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:05:38,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:05:38,726 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:05:38,728 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:05:39,309 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:05:39,320 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:05:39,321 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:05:39,326 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:05:39 BoogieIcfgContainer [2023-11-19 05:05:39,327 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:05:39,330 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:05:39,330 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:05:39,334 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:05:39,335 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:05:37" (1/3) ... [2023-11-19 05:05:39,336 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ab5cc08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:05:39, skipping insertion in model container [2023-11-19 05:05:39,336 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:38" (2/3) ... [2023-11-19 05:05:39,337 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ab5cc08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:05:39, skipping insertion in model container [2023-11-19 05:05:39,337 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:05:39" (3/3) ... [2023-11-19 05:05:39,339 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-39.i [2023-11-19 05:05:39,365 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:05:39,366 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:05:39,439 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:05:39,447 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;@558a8a30, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:05:39,447 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:05:39,452 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) [2023-11-19 05:05:39,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-19 05:05:39,476 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:05:39,478 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] [2023-11-19 05:05:39,480 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:05:39,485 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:05:39,485 INFO L85 PathProgramCache]: Analyzing trace with hash -689237412, now seen corresponding path program 1 times [2023-11-19 05:05:39,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:05:39,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1571025316] [2023-11-19 05:05:39,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:05:39,507 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 [2023-11-19 05:05:39,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:05:39,514 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:05:39,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:05:39,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:05:39,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:05:39,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:05:40,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 734 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2023-11-19 05:05:40,009 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:05:40,010 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:05:40,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1571025316] [2023-11-19 05:05:40,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1571025316] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:05:40,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:05:40,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:05:40,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874401010] [2023-11-19 05:05:40,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:05:40,019 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:05:40,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:05:40,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:05:40,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:05:40,051 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) [2023-11-19 05:05:40,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:05:40,088 INFO L93 Difference]: Finished difference Result 153 states and 272 transitions. [2023-11-19 05:05:40,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:05:40,090 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 [2023-11-19 05:05:40,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:05:40,099 INFO L225 Difference]: With dead ends: 153 [2023-11-19 05:05:40,099 INFO L226 Difference]: Without dead ends: 76 [2023-11-19 05:05:40,104 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 [2023-11-19 05:05:40,107 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 [2023-11-19 05:05:40,108 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] [2023-11-19 05:05:40,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2023-11-19 05:05:40,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2023-11-19 05:05:40,156 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) [2023-11-19 05:05:40,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 116 transitions. [2023-11-19 05:05:40,160 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 116 transitions. Word has length 194 [2023-11-19 05:05:40,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:05:40,161 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 116 transitions. [2023-11-19 05:05:40,161 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) [2023-11-19 05:05:40,162 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 116 transitions. [2023-11-19 05:05:40,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-19 05:05:40,167 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:05:40,167 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] [2023-11-19 05:05:40,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:05:40,374 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:05:40,374 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:05:40,375 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:05:40,375 INFO L85 PathProgramCache]: Analyzing trace with hash -795276204, now seen corresponding path program 1 times [2023-11-19 05:05:40,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:05:40,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [639887969] [2023-11-19 05:05:40,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:05:40,378 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 [2023-11-19 05:05:40,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:05:40,380 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:05:40,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86fe1e5c-2b26-4200-8483-415a833d2c58/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:05:40,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:05:40,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 05:05:40,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:06:23,910 WARN L293 SmtUtils]: Spent 14.70s 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)