./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-98.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/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_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-98.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/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_81262bcf-c211-4ae8-8090-325ca502efd1/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 d1acbf404a979e4df8614d404cb21fac8f039451044a2af0cc00276457f93654 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:17:49,653 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:17:49,768 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:17:49,775 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:17:49,776 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:17:49,833 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:17:49,834 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:17:49,835 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:17:49,836 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:17:49,840 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:17:49,841 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:17:49,842 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:17:49,843 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:17:49,844 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:17:49,845 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:17:49,845 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:17:49,846 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:17:49,846 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:17:49,846 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:17:49,847 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:17:49,847 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:17:49,848 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:17:49,849 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:17:49,850 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:17:49,850 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:17:49,850 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:17:49,851 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:17:49,851 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:17:49,852 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:17:49,852 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:17:49,853 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:17:49,854 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:17:49,854 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:17:49,854 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:17:49,855 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:17:49,855 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:17:49,855 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:17:49,856 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:17:49,856 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:17:49,870 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:17:49,870 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:17:49,871 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:17:49,871 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:17:49,871 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:17:49,872 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:17:49,872 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_81262bcf-c211-4ae8-8090-325ca502efd1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1acbf404a979e4df8614d404cb21fac8f039451044a2af0cc00276457f93654 [2023-11-19 05:17:50,226 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:17:50,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:17:50,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:17:50,265 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:17:50,265 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:17:50,268 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-98.i [2023-11-19 05:17:53,381 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:17:53,645 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:17:53,646 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-98.i [2023-11-19 05:17:53,656 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/data/ed15ece77/9320d255cccb4971b4bad8cd7815459b/FLAG1bfa0ba3c [2023-11-19 05:17:53,678 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/data/ed15ece77/9320d255cccb4971b4bad8cd7815459b [2023-11-19 05:17:53,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:17:53,683 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:17:53,684 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:17:53,684 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:17:53,690 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:17:53,691 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:17:53" (1/1) ... [2023-11-19 05:17:53,692 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3818548c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:53, skipping insertion in model container [2023-11-19 05:17:53,692 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:17:53" (1/1) ... [2023-11-19 05:17:53,759 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:17:53,915 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_81262bcf-c211-4ae8-8090-325ca502efd1/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-98.i[913,926] [2023-11-19 05:17:54,000 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:17:54,018 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:17:54,033 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_81262bcf-c211-4ae8-8090-325ca502efd1/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-98.i[913,926] [2023-11-19 05:17:54,071 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:17:54,092 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:17:54,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:54 WrapperNode [2023-11-19 05:17:54,092 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:17:54,094 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:17:54,094 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:17:54,094 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:17:54,103 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:54" (1/1) ... [2023-11-19 05:17:54,117 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:54" (1/1) ... [2023-11-19 05:17:54,178 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 177 [2023-11-19 05:17:54,178 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:17:54,179 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:17:54,180 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:17:54,180 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:17:54,193 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:54" (1/1) ... [2023-11-19 05:17:54,193 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:54" (1/1) ... [2023-11-19 05:17:54,198 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:54" (1/1) ... [2023-11-19 05:17:54,198 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:54" (1/1) ... [2023-11-19 05:17:54,211 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:54" (1/1) ... [2023-11-19 05:17:54,216 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:54" (1/1) ... [2023-11-19 05:17:54,231 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:54" (1/1) ... [2023-11-19 05:17:54,233 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:54" (1/1) ... [2023-11-19 05:17:54,238 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:17:54,239 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:17:54,240 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:17:54,240 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:17:54,241 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:54" (1/1) ... [2023-11-19 05:17:54,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:17:54,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:17:54,368 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:17:54,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:17:54,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:17:54,438 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:17:54,438 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:17:54,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:17:54,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:17:54,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:17:54,579 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:17:54,582 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:17:55,030 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:17:55,345 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:17:55,345 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:17:55,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:17:55 BoogieIcfgContainer [2023-11-19 05:17:55,351 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:17:55,353 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:17:55,354 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:17:55,357 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:17:55,358 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:17:53" (1/3) ... [2023-11-19 05:17:55,359 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c7355b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:17:55, skipping insertion in model container [2023-11-19 05:17:55,359 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:54" (2/3) ... [2023-11-19 05:17:55,359 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c7355b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:17:55, skipping insertion in model container [2023-11-19 05:17:55,359 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:17:55" (3/3) ... [2023-11-19 05:17:55,361 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-98.i [2023-11-19 05:17:55,383 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:17:55,383 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:17:55,456 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:17:55,464 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;@7296fca5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:17:55,464 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:17:55,469 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 05:17:55,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-19 05:17:55,486 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:17:55,487 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:17:55,488 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:17:55,499 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:17:55,500 INFO L85 PathProgramCache]: Analyzing trace with hash 26188123, now seen corresponding path program 1 times [2023-11-19 05:17:55,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:17:55,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24634024] [2023-11-19 05:17:55,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:55,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:17:55,796 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:17:55,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [66049077] [2023-11-19 05:17:55,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:55,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:17:55,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:17:55,805 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:17:55,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:17:56,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:17:56,179 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:17:56,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:17:56,437 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:17:56,440 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:17:56,441 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:17:56,457 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:17:56,651 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:17:56,656 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:17:56,660 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:17:56,794 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:17:56 BoogieIcfgContainer [2023-11-19 05:17:56,795 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:17:56,795 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:17:56,796 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:17:56,796 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:17:56,797 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:17:55" (3/4) ... [2023-11-19 05:17:56,799 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:17:56,801 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:17:56,802 INFO L158 Benchmark]: Toolchain (without parser) took 3119.12ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 145.0MB in the beginning and 155.2MB in the end (delta: -10.2MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2023-11-19 05:17:56,803 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 125.8MB. Free memory is still 98.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:17:56,804 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.53ms. Allocated memory is still 176.2MB. Free memory was 144.8MB in the beginning and 134.7MB in the end (delta: 10.2MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2023-11-19 05:17:56,805 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.10ms. Allocated memory is still 176.2MB. Free memory was 134.7MB in the beginning and 131.3MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:17:56,805 INFO L158 Benchmark]: Boogie Preprocessor took 59.19ms. Allocated memory is still 176.2MB. Free memory was 131.3MB in the beginning and 145.3MB in the end (delta: -14.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 05:17:56,806 INFO L158 Benchmark]: RCFGBuilder took 1111.41ms. Allocated memory is still 176.2MB. Free memory was 145.3MB in the beginning and 95.0MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-11-19 05:17:56,807 INFO L158 Benchmark]: TraceAbstraction took 1441.50ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 94.1MB in the beginning and 155.2MB in the end (delta: -61.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:17:56,808 INFO L158 Benchmark]: Witness Printer took 5.28ms. Allocated memory is still 211.8MB. Free memory is still 155.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:17:56,812 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 125.8MB. Free memory is still 98.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.53ms. Allocated memory is still 176.2MB. Free memory was 144.8MB in the beginning and 134.7MB in the end (delta: 10.2MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.10ms. Allocated memory is still 176.2MB. Free memory was 134.7MB in the beginning and 131.3MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.19ms. Allocated memory is still 176.2MB. Free memory was 131.3MB in the beginning and 145.3MB in the end (delta: -14.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1111.41ms. Allocated memory is still 176.2MB. Free memory was 145.3MB in the beginning and 95.0MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1441.50ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 94.1MB in the beginning and 155.2MB in the end (delta: -61.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.28ms. Allocated memory is still 211.8MB. Free memory is still 155.2MB. 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 129, overapproximation of bitwiseAnd at line 47, overapproximation of someBinaryArithmeticDOUBLEoperation at line 63. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -64; [L23] signed short int var_1_2 = 2; [L24] signed short int var_1_3 = -32; [L25] signed short int var_1_4 = -10; [L26] signed short int var_1_5 = 100; [L27] double var_1_6 = 0.5; [L28] double var_1_7 = 16.5; [L29] double var_1_8 = 7.4; [L30] unsigned short int var_1_9 = 4; [L31] unsigned char var_1_10 = 0; [L32] unsigned long int var_1_11 = 1000000000; [L33] unsigned short int var_1_12 = 256; [L34] signed short int var_1_13 = 16; [L35] signed short int var_1_14 = 64; [L36] unsigned short int var_1_15 = 63836; [L37] unsigned short int var_1_16 = 10; [L38] signed char var_1_17 = -8; [L39] signed char var_1_18 = 8; [L40] signed short int var_1_19 = 50; [L41] signed short int var_1_20 = 10; [L42] signed short int var_1_21 = 10000; [L43] signed char var_1_22 = -2; [L133] isInitial = 1 [L134] FCALL initially() [L135] COND TRUE 1 [L136] FCALL updateLastVariables() [L137] CALL updateVariables() [L83] var_1_2 = __VERIFIER_nondet_short() [L84] CALL assume_abort_if_not(var_1_2 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=-32, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_2 >= -32768) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=-32, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L85] CALL assume_abort_if_not(var_1_2 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=-32, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_2 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=-32, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L86] var_1_3 = __VERIFIER_nondet_short() [L87] CALL assume_abort_if_not(var_1_3 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_3 >= -32768) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L88] CALL assume_abort_if_not(var_1_3 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_3 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L89] var_1_4 = __VERIFIER_nondet_short() [L90] CALL assume_abort_if_not(var_1_4 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_4 >= -32768) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L91] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L92] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L93] var_1_5 = __VERIFIER_nondet_short() [L94] CALL assume_abort_if_not(var_1_5 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_5 >= -32768) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L95] CALL assume_abort_if_not(var_1_5 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_5 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L96] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L97] var_1_7 = __VERIFIER_nondet_double() [L98] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=37/5, var_1_9=4] [L99] var_1_8 = __VERIFIER_nondet_double() [L100] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L101] var_1_10 = __VERIFIER_nondet_uchar() [L102] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L103] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L104] var_1_13 = __VERIFIER_nondet_short() [L105] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L106] CALL assume_abort_if_not(var_1_13 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_13 <= 32767) VAL [isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L107] var_1_14 = __VERIFIER_nondet_short() [L108] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L109] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L110] var_1_15 = __VERIFIER_nondet_ushort() [L111] CALL assume_abort_if_not(var_1_15 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=32767, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_15 >= 32767) VAL [isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=32767, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L112] CALL assume_abort_if_not(var_1_15 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=32767, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_15 <= 65534) VAL [isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=32767, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L113] var_1_16 = __VERIFIER_nondet_ushort() [L114] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=32767, var_1_16=32767, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=32767, var_1_16=32767, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L115] CALL assume_abort_if_not(var_1_16 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=32767, var_1_16=32767, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_16 <= 32767) VAL [isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=32767, var_1_16=32767, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L116] var_1_18 = __VERIFIER_nondet_char() [L117] CALL assume_abort_if_not(var_1_18 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=32767, var_1_16=32767, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_18 >= -127) VAL [isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=32767, var_1_16=32767, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L118] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=32767, var_1_16=32767, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=32767, var_1_16=32767, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L119] var_1_20 = __VERIFIER_nondet_short() [L120] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=32767, var_1_16=32767, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=32767, var_1_16=32767, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L121] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=32767, var_1_16=32767, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=32767, var_1_16=32767, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=10000, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L122] var_1_21 = __VERIFIER_nondet_short() [L123] CALL assume_abort_if_not(var_1_21 >= 8191) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=32767, var_1_16=32767, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=8191, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_21 >= 8191) VAL [isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=32767, var_1_16=32767, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=8191, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L124] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=32767, var_1_16=32767, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=8191, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, var_1_10=1, var_1_11=1000000000, var_1_12=256, var_1_13=-1, var_1_14=0, var_1_15=32767, var_1_16=32767, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=8191, var_1_22=-2, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=1/2, var_1_7=2, var_1_8=3, var_1_9=4] [L137] RET updateVariables() [L138] CALL step() [L47] EXPR (var_1_3 / var_1_4) & 8 [L47] COND TRUE var_1_2 <= ((var_1_3 / var_1_4) & 8) [L48] COND TRUE -16 <= var_1_3 [L49] COND TRUE var_1_2 != (var_1_3 / ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) [L50] var_1_1 = ((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) [L62] COND TRUE var_1_2 <= var_1_3 [L63] var_1_6 = (var_1_7 + var_1_8) [L65] COND TRUE \read(var_1_10) [L66] COND TRUE var_1_4 < (var_1_1 + var_1_5) [L67] var_1_9 = 16 [L70] var_1_11 = (((((((2u) > ((3986216790u - var_1_9))) ? (2u) : ((3986216790u - var_1_9)))) < 0 ) ? -((((2u) > ((3986216790u - var_1_9))) ? (2u) : ((3986216790u - var_1_9)))) : ((((2u) > ((3986216790u - var_1_9))) ? (2u) : ((3986216790u - var_1_9)))))) [L71] COND TRUE (var_1_5 * (var_1_13 - var_1_14)) <= var_1_3 [L72] var_1_12 = (var_1_15 - ((((var_1_14) > (var_1_16)) ? (var_1_14) : (var_1_16)))) [L74] var_1_17 = var_1_18 [L75] COND TRUE var_1_13 <= var_1_12 [L76] var_1_19 = ((var_1_17 + 25) + (var_1_20 - (var_1_21 - 1))) [L80] var_1_22 = var_1_18 [L138] RET step() [L139] CALL, EXPR property() [L129] EXPR (var_1_3 / var_1_4) & 8 [L129-L130] return ((((((((var_1_2 <= ((var_1_3 / var_1_4) & 8)) ? ((-16 <= var_1_3) ? ((var_1_2 != (var_1_3 / ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))) ? (var_1_1 == ((signed long int) ((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))))) : (var_1_1 == ((signed long int) ((((var_1_2) < 0 ) ? -(var_1_2) : (var_1_2)))))) : 1) : ((var_1_3 <= var_1_2) ? (var_1_1 == ((signed long int) var_1_4)) : (var_1_1 == ((signed long int) var_1_3)))) && ((var_1_2 <= var_1_3) ? (var_1_6 == ((double) (var_1_7 + var_1_8))) : 1)) && (var_1_10 ? ((var_1_4 < (var_1_1 + var_1_5)) ? (var_1_9 == ((unsigned short int) 16)) : 1) : 1)) && (var_1_11 == ((unsigned long int) (((((((2u) > ((3986216790u - var_1_9))) ? (2u) : ((3986216790u - var_1_9)))) < 0 ) ? -((((2u) > ((3986216790u - var_1_9))) ? (2u) : ((3986216790u - var_1_9)))) : ((((2u) > ((3986216790u - var_1_9))) ? (2u) : ((3986216790u - var_1_9))))))))) && (((var_1_5 * (var_1_13 - var_1_14)) <= var_1_3) ? (var_1_12 == ((unsigned short int) (var_1_15 - ((((var_1_14) > (var_1_16)) ? (var_1_14) : (var_1_16)))))) : 1)) && (var_1_17 == ((signed char) var_1_18))) && ((var_1_13 <= var_1_12) ? (var_1_19 == ((signed short int) ((var_1_17 + 25) + (var_1_20 - (var_1_21 - 1))))) : (var_1_19 == ((signed short int) ((((((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) > (var_1_17)) ? (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) : (var_1_17))))))) && (var_1_22 == ((signed char) var_1_18)) ; [L139] RET, EXPR property() [L139] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_11=3986216774, var_1_12=0, var_1_13=-1, var_1_14=0, var_1_15=32767, var_1_16=32767, var_1_17=-127, var_1_18=-127, var_1_19=0, var_1_1=7, var_1_20=8292, var_1_21=8191, var_1_22=-127, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=0, var_1_7=2, var_1_8=3, var_1_9=16] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_11=3986216774, var_1_12=0, var_1_13=-1, var_1_14=0, var_1_15=32767, var_1_16=32767, var_1_17=-127, var_1_18=-127, var_1_19=0, var_1_1=7, var_1_20=8292, var_1_21=8191, var_1_22=-127, var_1_2=7, var_1_3=7, var_1_4=-2, var_1_5=11, var_1_6=0, var_1_7=2, var_1_8=3, var_1_9=16] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 28, 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=51occurred 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, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 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 05:17:56,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/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_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-98.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/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_81262bcf-c211-4ae8-8090-325ca502efd1/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 d1acbf404a979e4df8614d404cb21fac8f039451044a2af0cc00276457f93654 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:18:00,082 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:18:00,251 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:18:00,262 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:18:00,263 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:18:00,319 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:18:00,320 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:18:00,321 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:18:00,322 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:18:00,329 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:18:00,329 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:18:00,330 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:18:00,330 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:18:00,332 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:18:00,333 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:18:00,334 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:18:00,335 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:18:00,336 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:18:00,336 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:18:00,337 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:18:00,337 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:18:00,338 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:18:00,338 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:18:00,339 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:18:00,339 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:18:00,340 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:18:00,340 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:18:00,341 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:18:00,342 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:18:00,342 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:18:00,344 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:18:00,344 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:18:00,345 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:18:00,345 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:18:00,346 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:18:00,346 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:18:00,346 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:18:00,346 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:18:00,347 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:18:00,348 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:18:00,348 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:18:00,349 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:18:00,349 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_81262bcf-c211-4ae8-8090-325ca502efd1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1acbf404a979e4df8614d404cb21fac8f039451044a2af0cc00276457f93654 [2023-11-19 05:18:00,827 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:18:00,857 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:18:00,864 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:18:00,865 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:18:00,866 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:18:00,868 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-98.i [2023-11-19 05:18:04,327 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:18:04,676 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:18:04,676 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-98.i [2023-11-19 05:18:04,693 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/data/0148daa8b/b2dbf5760fd34a52bd4c05eb292f2d98/FLAG137d47a2e [2023-11-19 05:18:04,720 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/data/0148daa8b/b2dbf5760fd34a52bd4c05eb292f2d98 [2023-11-19 05:18:04,727 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:18:04,729 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:18:04,734 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:18:04,734 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:18:04,741 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:18:04,742 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:18:04" (1/1) ... [2023-11-19 05:18:04,743 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49e571cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:04, skipping insertion in model container [2023-11-19 05:18:04,744 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:18:04" (1/1) ... [2023-11-19 05:18:04,782 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:18:05,035 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_81262bcf-c211-4ae8-8090-325ca502efd1/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-98.i[913,926] [2023-11-19 05:18:05,159 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:18:05,196 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:18:05,219 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_81262bcf-c211-4ae8-8090-325ca502efd1/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-98.i[913,926] [2023-11-19 05:18:05,291 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:18:05,328 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:18:05,329 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:05 WrapperNode [2023-11-19 05:18:05,329 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:18:05,330 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:18:05,331 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:18:05,332 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:18:05,341 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:05" (1/1) ... [2023-11-19 05:18:05,373 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:05" (1/1) ... [2023-11-19 05:18:05,431 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 147 [2023-11-19 05:18:05,434 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:18:05,435 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:18:05,435 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:18:05,436 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:18:05,447 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:05" (1/1) ... [2023-11-19 05:18:05,448 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:05" (1/1) ... [2023-11-19 05:18:05,453 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:05" (1/1) ... [2023-11-19 05:18:05,454 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:05" (1/1) ... [2023-11-19 05:18:05,474 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:05" (1/1) ... [2023-11-19 05:18:05,495 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:05" (1/1) ... [2023-11-19 05:18:05,498 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:05" (1/1) ... [2023-11-19 05:18:05,514 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:05" (1/1) ... [2023-11-19 05:18:05,519 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:18:05,520 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:18:05,520 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:18:05,521 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:18:05,522 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:05" (1/1) ... [2023-11-19 05:18:05,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:18:05,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:18:05,607 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:18:05,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:18:05,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:18:05,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:18:05,699 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:18:05,700 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:18:05,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:18:05,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:18:05,810 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:18:05,813 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:18:06,903 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:18:06,927 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:18:06,927 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:18:06,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:18:06 BoogieIcfgContainer [2023-11-19 05:18:06,933 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:18:06,936 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:18:06,936 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:18:06,940 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:18:06,941 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:18:04" (1/3) ... [2023-11-19 05:18:06,942 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3da2758 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:18:06, skipping insertion in model container [2023-11-19 05:18:06,942 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:05" (2/3) ... [2023-11-19 05:18:06,943 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3da2758 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:18:06, skipping insertion in model container [2023-11-19 05:18:06,943 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:18:06" (3/3) ... [2023-11-19 05:18:06,950 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-98.i [2023-11-19 05:18:06,978 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:18:06,978 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:18:07,057 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:18:07,069 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;@10d5f59f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:18:07,070 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:18:07,077 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 42 states have (on average 1.3333333333333333) internal successors, (56), 43 states have internal predecessors, (56), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 05:18:07,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-19 05:18:07,106 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:07,107 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:18:07,111 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:07,119 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:07,120 INFO L85 PathProgramCache]: Analyzing trace with hash -852064174, now seen corresponding path program 1 times [2023-11-19 05:18:07,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:18:07,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [648772981] [2023-11-19 05:18:07,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:07,159 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 05:18:07,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:18:07,163 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/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 05:18:07,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/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 05:18:07,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:07,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:18:07,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:07,780 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 702 proven. 0 refuted. 0 times theorem prover too weak. 810 trivial. 0 not checked. [2023-11-19 05:18:07,785 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:18:07,786 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:18:07,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [648772981] [2023-11-19 05:18:07,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [648772981] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:18:07,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:18:07,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:18:07,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640395259] [2023-11-19 05:18:07,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:18:07,797 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:18:07,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:18:07,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:18:07,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:18:07,842 INFO L87 Difference]: Start difference. First operand has 73 states, 42 states have (on average 1.3333333333333333) internal successors, (56), 43 states have internal predecessors, (56), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 05:18:07,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:18:07,891 INFO L93 Difference]: Finished difference Result 139 states and 246 transitions. [2023-11-19 05:18:07,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:18:07,893 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 172 [2023-11-19 05:18:07,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:18:07,903 INFO L225 Difference]: With dead ends: 139 [2023-11-19 05:18:07,903 INFO L226 Difference]: Without dead ends: 69 [2023-11-19 05:18:07,908 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 171 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 05:18:07,912 INFO L413 NwaCegarLoop]: 105 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, 105 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 05:18:07,914 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:18:07,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2023-11-19 05:18:07,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2023-11-19 05:18:07,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 39 states have (on average 1.2564102564102564) internal successors, (49), 39 states have internal predecessors, (49), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 05:18:07,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 105 transitions. [2023-11-19 05:18:07,983 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 105 transitions. Word has length 172 [2023-11-19 05:18:07,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:18:07,984 INFO L495 AbstractCegarLoop]: Abstraction has 69 states and 105 transitions. [2023-11-19 05:18:07,986 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 05:18:07,986 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 105 transitions. [2023-11-19 05:18:07,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-19 05:18:07,993 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:07,994 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:18:08,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/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 05:18:08,204 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/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 05:18:08,205 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:08,206 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:08,206 INFO L85 PathProgramCache]: Analyzing trace with hash -1848118694, now seen corresponding path program 1 times [2023-11-19 05:18:08,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:18:08,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1764493284] [2023-11-19 05:18:08,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:08,208 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 05:18:08,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:18:08,213 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/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 05:18:08,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81262bcf-c211-4ae8-8090-325ca502efd1/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 05:18:08,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:08,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 05:18:08,793 INFO L285 TraceCheckSpWp]: Computing forward predicates...