./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-29.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_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/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_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/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_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/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 7c112a9bc8d2f75d2a4605859fc6aebbe83488d4f1ab8c5ac19fa72f9d2a703f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:12:23,572 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:12:23,675 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:12:23,687 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:12:23,689 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:12:23,716 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:12:23,717 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:12:23,717 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:12:23,718 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:12:23,719 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:12:23,719 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:12:23,720 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:12:23,721 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:12:23,721 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:12:23,722 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:12:23,722 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:12:23,723 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:12:23,723 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:12:23,724 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:12:23,724 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:12:23,725 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:12:23,726 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:12:23,726 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:12:23,727 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:12:23,727 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:12:23,728 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:12:23,728 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:12:23,728 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:12:23,729 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:12:23,729 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:12:23,729 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:12:23,730 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:12:23,730 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:12:23,731 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:12:23,731 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:12:23,731 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:12:23,732 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:12:23,732 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:12:23,733 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:12:23,733 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:12:23,733 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:12:23,734 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:12:23,734 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:12:23,735 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:12:23,735 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:12:23,735 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_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c112a9bc8d2f75d2a4605859fc6aebbe83488d4f1ab8c5ac19fa72f9d2a703f [2023-11-19 05:12:24,035 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:12:24,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:12:24,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:12:24,071 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:12:24,071 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:12:24,073 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-29.i [2023-11-19 05:12:27,331 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:12:27,565 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:12:27,565 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-29.i [2023-11-19 05:12:27,577 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/data/a03499b23/71adac579e0a4e86bfea2b347d3560d8/FLAGa0170efd4 [2023-11-19 05:12:27,596 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/data/a03499b23/71adac579e0a4e86bfea2b347d3560d8 [2023-11-19 05:12:27,604 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:12:27,607 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:12:27,609 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:12:27,609 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:12:27,619 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:12:27,623 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:12:27" (1/1) ... [2023-11-19 05:12:27,624 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64b8580a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:27, skipping insertion in model container [2023-11-19 05:12:27,625 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:12:27" (1/1) ... [2023-11-19 05:12:27,678 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:12:27,859 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_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-29.i[917,930] [2023-11-19 05:12:27,927 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:12:27,954 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:12:27,969 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_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-29.i[917,930] [2023-11-19 05:12:28,009 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:12:28,031 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:12:28,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:28 WrapperNode [2023-11-19 05:12:28,032 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:12:28,033 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:12:28,034 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:12:28,034 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:12:28,043 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:28" (1/1) ... [2023-11-19 05:12:28,056 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:28" (1/1) ... [2023-11-19 05:12:28,129 INFO L138 Inliner]: procedures = 26, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 190 [2023-11-19 05:12:28,130 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:12:28,131 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:12:28,138 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:12:28,138 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:12:28,149 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:28" (1/1) ... [2023-11-19 05:12:28,149 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:28" (1/1) ... [2023-11-19 05:12:28,164 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:28" (1/1) ... [2023-11-19 05:12:28,164 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:28" (1/1) ... [2023-11-19 05:12:28,174 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:28" (1/1) ... [2023-11-19 05:12:28,193 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:28" (1/1) ... [2023-11-19 05:12:28,195 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:28" (1/1) ... [2023-11-19 05:12:28,197 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:28" (1/1) ... [2023-11-19 05:12:28,201 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:12:28,202 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:12:28,202 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:12:28,202 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:12:28,203 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:28" (1/1) ... [2023-11-19 05:12:28,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:12:28,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:12:28,250 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:12:28,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:12:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:12:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:12:28,295 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:12:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:12:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:12:28,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:12:28,401 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:12:28,404 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:12:28,865 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:12:29,107 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:12:29,107 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:12:29,114 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:12:29 BoogieIcfgContainer [2023-11-19 05:12:29,114 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:12:29,119 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:12:29,119 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:12:29,122 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:12:29,123 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:12:27" (1/3) ... [2023-11-19 05:12:29,124 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4233ceb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:12:29, skipping insertion in model container [2023-11-19 05:12:29,125 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:28" (2/3) ... [2023-11-19 05:12:29,127 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4233ceb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:12:29, skipping insertion in model container [2023-11-19 05:12:29,127 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:12:29" (3/3) ... [2023-11-19 05:12:29,129 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-29.i [2023-11-19 05:12:29,146 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:12:29,146 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:12:29,202 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:12:29,209 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;@75b549c7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:12:29,210 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:12:29,214 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 27 states have internal predecessors, (29), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-19 05:12:29,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-19 05:12:29,230 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:12:29,231 INFO L195 NwaCegarLoop]: trace histogram [35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:12:29,232 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:12:29,237 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:12:29,237 INFO L85 PathProgramCache]: Analyzing trace with hash 306839769, now seen corresponding path program 1 times [2023-11-19 05:12:29,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:12:29,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996933338] [2023-11-19 05:12:29,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:12:29,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:12:29,557 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:12:29,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [609236595] [2023-11-19 05:12:29,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:12:29,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:12:29,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:12:29,561 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:12:29,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:12:29,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:12:29,854 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:12:30,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:12:30,483 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:12:30,487 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:12:30,489 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:12:30,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:12:30,708 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 05:12:30,712 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:12:30,716 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:12:30,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:12:30 BoogieIcfgContainer [2023-11-19 05:12:30,882 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:12:30,883 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:12:30,883 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:12:30,884 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:12:30,884 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:12:29" (3/4) ... [2023-11-19 05:12:30,886 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:12:30,887 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:12:30,888 INFO L158 Benchmark]: Toolchain (without parser) took 3280.97ms. Allocated memory is still 169.9MB. Free memory was 126.8MB in the beginning and 116.2MB in the end (delta: 10.5MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2023-11-19 05:12:30,889 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 119.5MB. Free memory is still 62.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:12:30,889 INFO L158 Benchmark]: CACSL2BoogieTranslator took 423.29ms. Allocated memory is still 169.9MB. Free memory was 126.5MB in the beginning and 112.5MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 05:12:30,890 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.78ms. Allocated memory is still 169.9MB. Free memory was 112.5MB in the beginning and 110.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:12:30,891 INFO L158 Benchmark]: Boogie Preprocessor took 70.54ms. Allocated memory is still 169.9MB. Free memory was 110.0MB in the beginning and 107.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:12:30,891 INFO L158 Benchmark]: RCFGBuilder took 912.02ms. Allocated memory is still 169.9MB. Free memory was 107.9MB in the beginning and 114.4MB in the end (delta: -6.5MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2023-11-19 05:12:30,892 INFO L158 Benchmark]: TraceAbstraction took 1763.89ms. Allocated memory is still 169.9MB. Free memory was 113.7MB in the beginning and 116.2MB in the end (delta: -2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:12:30,892 INFO L158 Benchmark]: Witness Printer took 4.21ms. Allocated memory is still 169.9MB. Free memory is still 116.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:12:30,895 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 119.5MB. Free memory is still 62.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 423.29ms. Allocated memory is still 169.9MB. Free memory was 126.5MB in the beginning and 112.5MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.78ms. Allocated memory is still 169.9MB. Free memory was 112.5MB in the beginning and 110.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.54ms. Allocated memory is still 169.9MB. Free memory was 110.0MB in the beginning and 107.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 912.02ms. Allocated memory is still 169.9MB. Free memory was 107.9MB in the beginning and 114.4MB in the end (delta: -6.5MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1763.89ms. Allocated memory is still 169.9MB. Free memory was 113.7MB in the beginning and 116.2MB in the end (delta: -2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.21ms. Allocated memory is still 169.9MB. Free memory is still 116.2MB. 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 someBinaryDOUBLEComparisonOperation at line 53, overapproximation of someBinaryFLOATComparisonOperation at line 152, overapproximation of someBinaryArithmeticFLOAToperation at line 83. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_2 = 0; [L24] signed long int var_1_3 = 1; [L25] double var_1_4 = 99999.75; [L26] double var_1_5 = 31.75; [L27] unsigned char var_1_6 = 0; [L28] unsigned char var_1_7 = 0; [L29] signed short int var_1_8 = 0; [L30] signed short int var_1_9 = 0; [L31] signed short int var_1_10 = 8; [L32] signed char var_1_11 = 1; [L33] signed char var_1_12 = 32; [L34] signed char var_1_13 = -2; [L35] signed char var_1_14 = 8; [L36] signed char var_1_15 = 0; [L37] signed char var_1_16 = 10; [L38] signed char var_1_17 = 32; [L39] unsigned char var_1_18 = 0; [L40] signed char var_1_19 = -1; [L41] signed short int var_1_20 = 100; [L42] double var_1_21 = 9.25; [L43] signed short int var_1_22 = 29265; [L44] float var_1_23 = 31.6; [L45] float var_1_24 = 9.2; [L46] float var_1_25 = 15.6; [L47] float var_1_26 = 25.25; [L48] unsigned long int var_1_27 = 256; [L156] isInitial = 1 [L157] FCALL initially() [L158] COND TRUE 1 [L159] FCALL updateLastVariables() [L160] CALL updateVariables() [L93] var_1_2 = __VERIFIER_nondet_uchar() [L94] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_3=1, var_1_4=399999/4, var_1_5=127/4, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_3=1, var_1_4=399999/4, var_1_5=127/4, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L95] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=1, var_1_4=399999/4, var_1_5=127/4, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=1, var_1_4=399999/4, var_1_5=127/4, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L96] var_1_3 = __VERIFIER_nondet_long() [L97] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=399999/4, var_1_5=127/4, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=399999/4, var_1_5=127/4, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L98] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=399999/4, var_1_5=127/4, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=399999/4, var_1_5=127/4, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L99] var_1_4 = __VERIFIER_nondet_double() [L100] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=127/4, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=127/4, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L101] var_1_5 = __VERIFIER_nondet_double() [L102] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [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=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L105] CALL assume_abort_if_not(var_1_6 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_6 <= 0) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L106] var_1_7 = __VERIFIER_nondet_uchar() [L107] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=0] [L108] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=0] [L109] var_1_9 = __VERIFIER_nondet_short() [L110] CALL assume_abort_if_not(var_1_9 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_9 >= -1) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L111] CALL assume_abort_if_not(var_1_9 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_9 <= 32766) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L112] var_1_10 = __VERIFIER_nondet_short() [L113] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L114] CALL assume_abort_if_not(var_1_10 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_10 <= 16383) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L115] var_1_12 = __VERIFIER_nondet_char() [L116] CALL assume_abort_if_not(var_1_12 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_12 >= -63) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L117] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L118] var_1_13 = __VERIFIER_nondet_char() [L119] CALL assume_abort_if_not(var_1_13 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_13 >= -63) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L120] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L121] var_1_14 = __VERIFIER_nondet_char() [L122] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L123] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L124] var_1_15 = __VERIFIER_nondet_char() [L125] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L126] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L127] var_1_16 = __VERIFIER_nondet_char() [L128] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L129] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L130] var_1_17 = __VERIFIER_nondet_char() [L131] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=126, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=126, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L132] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=126, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=126, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L133] var_1_19 = __VERIFIER_nondet_char() [L134] CALL assume_abort_if_not(var_1_19 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=126, var_1_18=0, var_1_19=2, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_19 >= -128) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=126, var_1_18=0, var_1_19=2, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L135] CALL assume_abort_if_not(var_1_19 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=126, var_1_18=0, var_1_19=2, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_19 <= 127) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=126, var_1_18=0, var_1_19=2, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L136] CALL assume_abort_if_not(var_1_19 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=126, var_1_18=0, var_1_19=2, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_19 != 0) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=126, var_1_18=0, var_1_19=2, var_1_1=0, var_1_20=100, var_1_21=37/4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L137] var_1_21 = __VERIFIER_nondet_double() [L138] CALL assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=126, var_1_18=0, var_1_19=2, var_1_1=0, var_1_20=100, var_1_21=4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=126, var_1_18=0, var_1_19=2, var_1_1=0, var_1_20=100, var_1_21=4, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L139] var_1_22 = __VERIFIER_nondet_short() [L140] CALL assume_abort_if_not(var_1_22 >= 16382) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=126, var_1_18=0, var_1_19=2, var_1_1=0, var_1_20=100, var_1_21=4, var_1_22=16382, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_22 >= 16382) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=126, var_1_18=0, var_1_19=2, var_1_1=0, var_1_20=100, var_1_21=4, var_1_22=16382, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L141] CALL assume_abort_if_not(var_1_22 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=126, var_1_18=0, var_1_19=2, var_1_1=0, var_1_20=100, var_1_21=4, var_1_22=16382, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_22 <= 32766) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=126, var_1_18=0, var_1_19=2, var_1_1=0, var_1_20=100, var_1_21=4, var_1_22=16382, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L142] var_1_24 = __VERIFIER_nondet_float() [L143] CALL assume_abort_if_not((var_1_24 >= -461168.6018427382800e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 4611686.018427382800e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=126, var_1_18=0, var_1_19=2, var_1_1=0, var_1_20=100, var_1_21=4, var_1_22=16382, var_1_23=158/5, var_1_24=5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not((var_1_24 >= -461168.6018427382800e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 4611686.018427382800e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=126, var_1_18=0, var_1_19=2, var_1_1=0, var_1_20=100, var_1_21=4, var_1_22=16382, var_1_23=158/5, var_1_24=5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L144] var_1_25 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=126, var_1_18=0, var_1_19=2, var_1_1=0, var_1_20=100, var_1_21=4, var_1_22=16382, var_1_23=158/5, var_1_24=5, var_1_25=6, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=126, var_1_18=0, var_1_19=2, var_1_1=0, var_1_20=100, var_1_21=4, var_1_22=16382, var_1_23=158/5, var_1_24=5, var_1_25=6, var_1_26=101/4, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L146] var_1_26 = __VERIFIER_nondet_float() [L147] CALL assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=126, var_1_18=0, var_1_19=2, var_1_1=0, var_1_20=100, var_1_21=4, var_1_22=16382, var_1_23=158/5, var_1_24=5, var_1_25=6, var_1_26=7, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=126, var_1_18=0, var_1_19=2, var_1_1=0, var_1_20=100, var_1_21=4, var_1_22=16382, var_1_23=158/5, var_1_24=5, var_1_25=6, var_1_26=7, var_1_27=256, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L160] RET updateVariables() [L161] CALL step() [L52] COND FALSE !(\read(var_1_2)) [L55] var_1_1 = var_1_7 [L57] var_1_8 = (var_1_9 - (2 + var_1_10)) [L58] COND FALSE !(\read(var_1_2)) [L61] COND FALSE !(var_1_3 >= var_1_14) [L64] COND TRUE \read(var_1_7) [L65] var_1_11 = var_1_16 [L71] COND FALSE !(var_1_4 == var_1_5) [L76] COND TRUE (- ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) > (1.625 * var_1_21) [L77] var_1_20 = ((var_1_22 - (var_1_16 + var_1_15)) - var_1_10) [L81] COND TRUE var_1_22 != var_1_12 [L82] COND TRUE var_1_10 <= var_1_17 [L83] var_1_23 = (var_1_24 + ((((var_1_25) > (var_1_26)) ? (var_1_25) : (var_1_26)))) [L88] COND TRUE ! ((var_1_9 - var_1_22) > var_1_12) [L89] var_1_27 = var_1_15 [L161] RET step() [L162] CALL, EXPR property() [L152-L153] return ((((((var_1_2 ? (var_1_1 == ((unsigned char) (((-128 <= var_1_3) || (var_1_4 >= var_1_5)) && var_1_6))) : (var_1_1 == ((unsigned char) var_1_7))) && (var_1_8 == ((signed short int) (var_1_9 - (2 + var_1_10))))) && (var_1_2 ? (var_1_11 == ((signed char) (var_1_12 + ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))) : ((var_1_3 >= var_1_14) ? (var_1_11 == ((signed char) ((var_1_15 + var_1_16) - var_1_17))) : (var_1_7 ? (var_1_11 == ((signed char) var_1_16)) : (var_1_11 == ((signed char) var_1_12)))))) && ((var_1_4 == var_1_5) ? ((var_1_15 >= (var_1_11 / var_1_19)) ? (var_1_18 == ((unsigned char) var_1_7)) : 1) : 1)) && (((- ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) > (1.625 * var_1_21)) ? (var_1_20 == ((signed short int) ((var_1_22 - (var_1_16 + var_1_15)) - var_1_10))) : (var_1_20 == ((signed short int) var_1_19)))) && ((var_1_22 != var_1_12) ? ((var_1_10 <= var_1_17) ? (var_1_23 == ((float) (var_1_24 + ((((var_1_25) > (var_1_26)) ? (var_1_25) : (var_1_26)))))) : 1) : (var_1_23 == ((float) var_1_25)))) && ((! ((var_1_9 - var_1_22) > var_1_12)) ? (var_1_27 == ((unsigned long int) var_1_15)) : 1) ; [L162] RET, EXPR property() [L162] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=126, var_1_11=63, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=126, var_1_18=0, var_1_19=2, var_1_1=1, var_1_20=16163, var_1_21=4, var_1_22=16382, var_1_23=0, var_1_24=5, var_1_25=6, var_1_26=7, var_1_27=30, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=126, var_1_11=63, var_1_12=-63, var_1_13=-63, var_1_14=-63, var_1_15=30, var_1_16=63, var_1_17=126, var_1_18=0, var_1_19=2, var_1_1=1, var_1_20=16163, var_1_21=4, var_1_22=16382, var_1_23=0, var_1_24=5, var_1_25=6, var_1_26=7, var_1_27=30, var_1_2=0, var_1_3=-64, var_1_4=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=128] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 64 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 35, 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=64occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 129 NumberOfCodeBlocks, 129 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 05:12:30,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/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_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/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_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/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_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/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 7c112a9bc8d2f75d2a4605859fc6aebbe83488d4f1ab8c5ac19fa72f9d2a703f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:12:33,641 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:12:33,760 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:12:33,769 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:12:33,770 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:12:33,814 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:12:33,815 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:12:33,816 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:12:33,817 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:12:33,822 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:12:33,822 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:12:33,823 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:12:33,823 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:12:33,825 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:12:33,825 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:12:33,826 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:12:33,827 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:12:33,827 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:12:33,828 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:12:33,828 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:12:33,829 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:12:33,829 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:12:33,830 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:12:33,830 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:12:33,831 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:12:33,831 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:12:33,832 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:12:33,832 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:12:33,833 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:12:33,833 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:12:33,835 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:12:33,835 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:12:33,835 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:12:33,836 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:12:33,836 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:12:33,837 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:12:33,837 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:12:33,837 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:12:33,837 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:12:33,839 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:12:33,839 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:12:33,839 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:12:33,840 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_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c112a9bc8d2f75d2a4605859fc6aebbe83488d4f1ab8c5ac19fa72f9d2a703f [2023-11-19 05:12:34,283 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:12:34,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:12:34,313 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:12:34,315 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:12:34,315 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:12:34,317 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-29.i [2023-11-19 05:12:37,893 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:12:38,313 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:12:38,314 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-29.i [2023-11-19 05:12:38,327 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/data/83e1803e9/ac26acdabd7b40dd866bdab21f2db881/FLAGeedd4716e [2023-11-19 05:12:38,346 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/data/83e1803e9/ac26acdabd7b40dd866bdab21f2db881 [2023-11-19 05:12:38,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:12:38,354 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:12:38,359 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:12:38,359 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:12:38,365 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:12:38,368 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:12:38" (1/1) ... [2023-11-19 05:12:38,369 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@130abfdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:38, skipping insertion in model container [2023-11-19 05:12:38,369 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:12:38" (1/1) ... [2023-11-19 05:12:38,422 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:12:38,615 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_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-29.i[917,930] [2023-11-19 05:12:38,684 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:12:38,705 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:12:38,721 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_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-29.i[917,930] [2023-11-19 05:12:38,763 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:12:38,809 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:12:38,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:38 WrapperNode [2023-11-19 05:12:38,810 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:12:38,811 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:12:38,811 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:12:38,811 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:12:38,847 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:38" (1/1) ... [2023-11-19 05:12:38,874 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:38" (1/1) ... [2023-11-19 05:12:38,933 INFO L138 Inliner]: procedures = 27, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 179 [2023-11-19 05:12:38,934 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:12:38,935 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:12:38,935 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:12:38,936 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:12:38,948 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:38" (1/1) ... [2023-11-19 05:12:38,949 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:38" (1/1) ... [2023-11-19 05:12:38,964 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:38" (1/1) ... [2023-11-19 05:12:38,964 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:38" (1/1) ... [2023-11-19 05:12:38,993 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:38" (1/1) ... [2023-11-19 05:12:39,021 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:38" (1/1) ... [2023-11-19 05:12:39,025 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:38" (1/1) ... [2023-11-19 05:12:39,028 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:38" (1/1) ... [2023-11-19 05:12:39,048 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:12:39,049 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:12:39,049 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:12:39,050 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:12:39,051 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:38" (1/1) ... [2023-11-19 05:12:39,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:12:39,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:12:39,114 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:12:39,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:12:39,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:12:39,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:12:39,154 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:12:39,154 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:12:39,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:12:39,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:12:39,277 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:12:39,280 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:12:42,017 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:12:42,029 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:12:42,029 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:12:42,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:12:42 BoogieIcfgContainer [2023-11-19 05:12:42,035 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:12:42,038 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:12:42,039 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:12:42,043 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:12:42,043 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:12:38" (1/3) ... [2023-11-19 05:12:42,044 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dc11e97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:12:42, skipping insertion in model container [2023-11-19 05:12:42,044 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:12:38" (2/3) ... [2023-11-19 05:12:42,045 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dc11e97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:12:42, skipping insertion in model container [2023-11-19 05:12:42,045 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:12:42" (3/3) ... [2023-11-19 05:12:42,047 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-29.i [2023-11-19 05:12:42,073 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:12:42,073 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:12:42,137 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:12:42,147 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;@41844b48, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:12:42,147 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:12:42,153 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 47 states have (on average 1.3191489361702127) internal successors, (62), 48 states have internal predecessors, (62), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-19 05:12:42,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-19 05:12:42,179 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:12:42,180 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:12:42,181 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:12:42,188 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:12:42,189 INFO L85 PathProgramCache]: Analyzing trace with hash -738360046, now seen corresponding path program 1 times [2023-11-19 05:12:42,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:12:42,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1930203842] [2023-11-19 05:12:42,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:12:42,215 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 05:12:42,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:12:42,219 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/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 05:12:42,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/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 05:12:42,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:12:43,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:12:43,053 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:12:43,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 648 proven. 0 refuted. 0 times theorem prover too weak. 1732 trivial. 0 not checked. [2023-11-19 05:12:43,166 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:12:43,168 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:12:43,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1930203842] [2023-11-19 05:12:43,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1930203842] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:12:43,169 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:12:43,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:12:43,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965054990] [2023-11-19 05:12:43,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:12:43,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:12:43,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:12:43,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:12:43,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:12:43,244 INFO L87 Difference]: Start difference. First operand has 85 states, 47 states have (on average 1.3191489361702127) internal successors, (62), 48 states have internal predecessors, (62), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-19 05:12:43,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:12:43,311 INFO L93 Difference]: Finished difference Result 163 states and 293 transitions. [2023-11-19 05:12:43,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:12:43,315 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 211 [2023-11-19 05:12:43,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:12:43,326 INFO L225 Difference]: With dead ends: 163 [2023-11-19 05:12:43,327 INFO L226 Difference]: Without dead ends: 81 [2023-11-19 05:12:43,333 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 210 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 05:12:43,337 INFO L413 NwaCegarLoop]: 125 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, 125 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 05:12:43,339 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:12:43,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-19 05:12:43,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2023-11-19 05:12:43,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 44 states have (on average 1.25) internal successors, (55), 44 states have internal predecessors, (55), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-19 05:12:43,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 125 transitions. [2023-11-19 05:12:43,406 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 125 transitions. Word has length 211 [2023-11-19 05:12:43,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:12:43,407 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 125 transitions. [2023-11-19 05:12:43,408 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-19 05:12:43,408 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 125 transitions. [2023-11-19 05:12:43,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-19 05:12:43,415 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:12:43,416 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:12:43,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/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)] Forceful destruction successful, exit code 0 [2023-11-19 05:12:43,630 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/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 05:12:43,630 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:12:43,632 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:12:43,632 INFO L85 PathProgramCache]: Analyzing trace with hash -1164334960, now seen corresponding path program 1 times [2023-11-19 05:12:43,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:12:43,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [542988698] [2023-11-19 05:12:43,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:12:43,635 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 05:12:43,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:12:43,637 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/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 05:12:43,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/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 05:12:44,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:12:44,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 05:12:44,190 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:12:44,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 574 proven. 12 refuted. 0 times theorem prover too weak. 1794 trivial. 0 not checked. [2023-11-19 05:12:44,592 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:12:44,737 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:12:44,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [542988698] [2023-11-19 05:12:44,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [542988698] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 05:12:44,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1523261960] [2023-11-19 05:12:44,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:12:44,745 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:12:44,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:12:44,787 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:12:44,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 05:12:46,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:12:46,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:12:46,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:12:46,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 574 proven. 12 refuted. 0 times theorem prover too weak. 1794 trivial. 0 not checked. [2023-11-19 05:12:46,732 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:12:46,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1523261960] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 05:12:46,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1544396563] [2023-11-19 05:12:46,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:12:46,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:12:46,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:12:46,814 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:12:46,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-19 05:12:47,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:12:47,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 05:12:47,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:12:47,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 574 proven. 12 refuted. 0 times theorem prover too weak. 1794 trivial. 0 not checked. [2023-11-19 05:12:47,343 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:12:47,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1544396563] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 05:12:47,409 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-19 05:12:47,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 5 [2023-11-19 05:12:47,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671079480] [2023-11-19 05:12:47,411 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-19 05:12:47,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 05:12:47,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:12:47,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 05:12:47,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-19 05:12:47,416 INFO L87 Difference]: Start difference. First operand 81 states and 125 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-19 05:12:49,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:12:49,544 INFO L93 Difference]: Finished difference Result 165 states and 252 transitions. [2023-11-19 05:12:49,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 05:12:49,563 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 211 [2023-11-19 05:12:49,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:12:49,569 INFO L225 Difference]: With dead ends: 165 [2023-11-19 05:12:49,569 INFO L226 Difference]: Without dead ends: 87 [2023-11-19 05:12:49,572 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 673 GetRequests, 665 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-19 05:12:49,574 INFO L413 NwaCegarLoop]: 82 mSDtfsCounter, 76 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 176 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:12:49,575 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 176 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-19 05:12:49,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-19 05:12:49,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 85. [2023-11-19 05:12:49,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 47 states have (on average 1.2127659574468086) internal successors, (57), 47 states have internal predecessors, (57), 35 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-19 05:12:49,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 127 transitions. [2023-11-19 05:12:49,606 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 127 transitions. Word has length 211 [2023-11-19 05:12:49,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:12:49,608 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 127 transitions. [2023-11-19 05:12:49,609 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-19 05:12:49,609 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 127 transitions. [2023-11-19 05:12:49,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-19 05:12:49,615 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:12:49,616 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:12:49,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-19 05:12:49,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/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)] Forceful destruction successful, exit code 0 [2023-11-19 05:12:50,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-19 05:12:50,229 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/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=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:12:50,229 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:12:50,230 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:12:50,230 INFO L85 PathProgramCache]: Analyzing trace with hash -561570340, now seen corresponding path program 1 times [2023-11-19 05:12:50,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:12:50,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [854125101] [2023-11-19 05:12:50,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:12:50,232 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 05:12:50,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:12:50,234 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/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 05:12:50,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ba16ad6-49e7-4f4c-9822-df7f5fafd186/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 (6)] Waiting until timeout for monitored process [2023-11-19 05:12:50,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:12:50,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 50 conjunts are in the unsatisfiable core [2023-11-19 05:12:50,934 INFO L285 TraceCheckSpWp]: Computing forward predicates...