./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-89.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-89.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh --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 8267cc1ef384a7bb76493ee53669d99b5071732652681ac7cf7900c0210cdb7c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 18:50:54,809 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 18:50:54,874 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 18:50:54,880 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 18:50:54,880 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 18:50:54,904 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 18:50:54,904 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 18:50:54,905 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 18:50:54,906 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 18:50:54,906 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 18:50:54,907 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 18:50:54,907 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 18:50:54,908 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 18:50:54,908 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 18:50:54,909 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 18:50:54,909 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 18:50:54,910 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 18:50:54,910 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 18:50:54,911 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 18:50:54,911 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 18:50:54,912 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 18:50:54,914 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 18:50:54,915 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 18:50:54,916 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 18:50:54,916 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 18:50:54,917 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 18:50:54,917 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 18:50:54,917 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 18:50:54,918 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 18:50:54,918 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 18:50:54,918 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 18:50:54,919 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 18:50:54,919 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 18:50:54,919 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 18:50:54,920 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 18:50:54,920 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 18:50:54,920 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 18:50:54,920 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:50:54,920 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 18:50:54,921 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 18:50:54,921 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 18:50:54,921 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 18:50:54,921 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 18:50:54,922 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 18:50:54,922 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 18:50:54,922 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 18:50:54,922 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 18:50:54,922 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_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8267cc1ef384a7bb76493ee53669d99b5071732652681ac7cf7900c0210cdb7c [2023-12-02 18:50:55,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 18:50:55,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 18:50:55,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 18:50:55,165 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 18:50:55,165 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 18:50:55,166 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-89.i [2023-12-02 18:50:57,945 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 18:50:58,133 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 18:50:58,133 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-89.i [2023-12-02 18:50:58,141 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/data/18ec8baed/a322c4fcd66643a097ad8e3fc09787cf/FLAG3f68e10d5 [2023-12-02 18:50:58,152 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/data/18ec8baed/a322c4fcd66643a097ad8e3fc09787cf [2023-12-02 18:50:58,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 18:50:58,156 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 18:50:58,158 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 18:50:58,158 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 18:50:58,163 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 18:50:58,164 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:50:58" (1/1) ... [2023-12-02 18:50:58,165 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c4d95a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:58, skipping insertion in model container [2023-12-02 18:50:58,165 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:50:58" (1/1) ... [2023-12-02 18:50:58,201 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 18:50:58,335 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_57494bfa-7cf6-4d73-afd1-61352e2c1b94/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-89.i[919,932] [2023-12-02 18:50:58,408 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:50:58,422 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 18:50:58,432 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_57494bfa-7cf6-4d73-afd1-61352e2c1b94/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-89.i[919,932] [2023-12-02 18:50:58,466 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:50:58,481 INFO L206 MainTranslator]: Completed translation [2023-12-02 18:50:58,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:58 WrapperNode [2023-12-02 18:50:58,481 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 18:50:58,482 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 18:50:58,482 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 18:50:58,482 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 18:50:58,488 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:58" (1/1) ... [2023-12-02 18:50:58,500 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:58" (1/1) ... [2023-12-02 18:50:58,537 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 194 [2023-12-02 18:50:58,537 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 18:50:58,538 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 18:50:58,538 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 18:50:58,538 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 18:50:58,545 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:58" (1/1) ... [2023-12-02 18:50:58,545 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:58" (1/1) ... [2023-12-02 18:50:58,549 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:58" (1/1) ... [2023-12-02 18:50:58,550 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:58" (1/1) ... [2023-12-02 18:50:58,564 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:58" (1/1) ... [2023-12-02 18:50:58,569 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:58" (1/1) ... [2023-12-02 18:50:58,572 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:58" (1/1) ... [2023-12-02 18:50:58,575 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:58" (1/1) ... [2023-12-02 18:50:58,580 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 18:50:58,581 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 18:50:58,581 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 18:50:58,582 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 18:50:58,582 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:58" (1/1) ... [2023-12-02 18:50:58,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:50:58,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 18:50:58,607 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 18:50:58,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 18:50:58,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 18:50:58,636 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 18:50:58,636 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 18:50:58,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 18:50:58,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 18:50:58,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 18:50:58,712 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 18:50:58,713 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 18:50:59,097 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 18:50:59,326 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 18:50:59,327 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 18:50:59,328 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:50:59 BoogieIcfgContainer [2023-12-02 18:50:59,329 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 18:50:59,331 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 18:50:59,332 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 18:50:59,335 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 18:50:59,335 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:50:58" (1/3) ... [2023-12-02 18:50:59,336 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@636c2922 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:50:59, skipping insertion in model container [2023-12-02 18:50:59,336 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:50:58" (2/3) ... [2023-12-02 18:50:59,336 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@636c2922 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:50:59, skipping insertion in model container [2023-12-02 18:50:59,336 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:50:59" (3/3) ... [2023-12-02 18:50:59,338 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-89.i [2023-12-02 18:50:59,356 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 18:50:59,356 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 18:50:59,419 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 18:50:59,425 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;@3d57bedd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 18:50:59,426 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 18:50:59,430 INFO L276 IsEmpty]: Start isEmpty. Operand has 42 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-12-02 18:50:59,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-02 18:50:59,440 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:50:59,440 INFO L195 NwaCegarLoop]: trace histogram [22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 18:50:59,441 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:50:59,446 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:50:59,446 INFO L85 PathProgramCache]: Analyzing trace with hash -450637652, now seen corresponding path program 1 times [2023-12-02 18:50:59,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 18:50:59,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340199660] [2023-12-02 18:50:59,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:50:59,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 18:50:59,588 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 18:50:59,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [726638079] [2023-12-02 18:50:59,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:50:59,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 18:50:59,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 18:50:59,594 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 18:50:59,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 18:50:59,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 18:50:59,853 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 18:50:59,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 18:50:59,998 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 18:51:00,000 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 18:51:00,001 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 18:51:00,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 18:51:00,204 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 18:51:00,207 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 18:51:00,210 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 18:51:00,286 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 06:51:00 BoogieIcfgContainer [2023-12-02 18:51:00,286 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 18:51:00,287 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 18:51:00,287 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 18:51:00,287 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 18:51:00,288 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:50:59" (3/4) ... [2023-12-02 18:51:00,290 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 18:51:00,291 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 18:51:00,292 INFO L158 Benchmark]: Toolchain (without parser) took 2135.59ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 67.6MB in the end (delta: 38.0MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. [2023-12-02 18:51:00,292 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory is still 52.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 18:51:00,293 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.82ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 89.9MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 18:51:00,294 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.18ms. Allocated memory is still 142.6MB. Free memory was 89.9MB in the beginning and 85.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 18:51:00,294 INFO L158 Benchmark]: Boogie Preprocessor took 42.86ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 83.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 18:51:00,295 INFO L158 Benchmark]: RCFGBuilder took 747.46ms. Allocated memory is still 142.6MB. Free memory was 83.2MB in the beginning and 55.5MB in the end (delta: 27.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-12-02 18:51:00,295 INFO L158 Benchmark]: TraceAbstraction took 955.14ms. Allocated memory is still 142.6MB. Free memory was 54.9MB in the beginning and 68.5MB in the end (delta: -13.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 18:51:00,296 INFO L158 Benchmark]: Witness Printer took 3.85ms. Allocated memory is still 142.6MB. Free memory was 68.5MB in the beginning and 67.6MB in the end (delta: 959.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 18:51:00,299 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory is still 52.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.82ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 89.9MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.18ms. Allocated memory is still 142.6MB. Free memory was 89.9MB in the beginning and 85.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.86ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 83.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 747.46ms. Allocated memory is still 142.6MB. Free memory was 83.2MB in the beginning and 55.5MB in the end (delta: 27.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 955.14ms. Allocated memory is still 142.6MB. Free memory was 54.9MB in the beginning and 68.5MB in the end (delta: -13.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.85ms. Allocated memory is still 142.6MB. Free memory was 68.5MB in the beginning and 67.6MB in the end (delta: 959.4kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 180, overapproximation of shiftRight at line 110, overapproximation of someBinaryArithmeticDOUBLEoperation at line 98, overapproximation of bitwiseAnd at line 107, overapproximation of someBinaryDOUBLEComparisonOperation at line 98. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 32; [L23] unsigned char var_1_4 = 0; [L24] unsigned short int var_1_8 = 32; [L25] signed long int var_1_9 = -16; [L26] unsigned short int var_1_10 = 5; [L27] unsigned char var_1_12 = 32; [L28] unsigned char var_1_13 = 1; [L29] unsigned char var_1_14 = 0; [L30] unsigned char var_1_15 = 0; [L31] double var_1_16 = 63.75; [L32] double var_1_17 = 8.5; [L33] signed short int var_1_18 = -64; [L34] unsigned char var_1_19 = 32; [L35] unsigned char var_1_23 = 16; [L36] signed short int var_1_24 = -1; [L37] signed short int var_1_25 = 2; [L38] unsigned char var_1_26 = 100; [L39] unsigned char var_1_29 = 128; [L40] unsigned char var_1_30 = 64; [L41] signed char var_1_31 = -1; [L42] unsigned short int var_1_32 = 100; [L43] unsigned long int var_1_33 = 0; [L44] float var_1_36 = 16.8; [L45] signed char var_1_38 = 0; [L46] signed long int var_1_39 = -4; [L47] unsigned short int var_1_40 = 256; [L48] signed long int last_1_var_1_1 = 32; [L49] unsigned char last_1_var_1_12 = 32; [L50] signed short int last_1_var_1_18 = -64; [L192] isInitial = 1 [L193] FCALL initially() [L194] COND TRUE 1 [L195] CALL updateLastVariables() [L183] last_1_var_1_1 = var_1_1 [L184] last_1_var_1_12 = var_1_12 [L185] last_1_var_1_18 = var_1_18 [L195] RET updateLastVariables() [L196] CALL updateVariables() [L148] var_1_4 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=16, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_8=32, var_1_9=-16] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=16, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_8=32, var_1_9=-16] [L150] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=16, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=-16] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=16, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=-16] [L151] var_1_9 = __VERIFIER_nondet_long() [L152] CALL assume_abort_if_not(var_1_9 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=16, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_9 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=16, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L153] CALL assume_abort_if_not(var_1_9 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=16, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_9 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=16, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L154] CALL assume_abort_if_not(var_1_9 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=16, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_9 != 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=16, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L155] var_1_10 = __VERIFIER_nondet_ushort() [L156] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=16, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=16, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L157] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=16, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=16, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L158] var_1_13 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=16, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=16, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L160] CALL assume_abort_if_not(var_1_13 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=16, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_13 <= 254) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=16, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L161] var_1_15 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=16, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=16, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L163] CALL assume_abort_if_not(var_1_15 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=16, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_15 <= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=16, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L164] var_1_17 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=16, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=16, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L166] var_1_23 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L168] CALL assume_abort_if_not(var_1_23 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=33, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_23 <= 254) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=33, var_1_24=-1, var_1_25=2, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L169] var_1_25 = __VERIFIER_nondet_short() [L170] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=33, var_1_24=-1, var_1_25=9, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=33, var_1_24=-1, var_1_25=9, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L171] CALL assume_abort_if_not(var_1_25 <= 9) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=33, var_1_24=-1, var_1_25=9, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_25 <= 9) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=33, var_1_24=-1, var_1_25=9, var_1_26=100, var_1_29=128, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L172] var_1_29 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_29 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=33, var_1_24=-1, var_1_25=9, var_1_26=100, var_1_29=127, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_29 >= 127) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=33, var_1_24=-1, var_1_25=9, var_1_26=100, var_1_29=127, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L174] CALL assume_abort_if_not(var_1_29 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=33, var_1_24=-1, var_1_25=9, var_1_26=100, var_1_29=127, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_29 <= 254) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=33, var_1_24=-1, var_1_25=9, var_1_26=100, var_1_29=127, var_1_30=64, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L175] var_1_30 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_30 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=33, var_1_24=-1, var_1_25=9, var_1_26=100, var_1_29=127, var_1_30=127, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_30 >= 63) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=33, var_1_24=-1, var_1_25=9, var_1_26=100, var_1_29=127, var_1_30=127, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L177] CALL assume_abort_if_not(var_1_30 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=33, var_1_24=-1, var_1_25=9, var_1_26=100, var_1_29=127, var_1_30=127, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_30 <= 127) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=33, var_1_24=-1, var_1_25=9, var_1_26=100, var_1_29=127, var_1_30=127, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_36=84/5, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L178] var_1_36 = __VERIFIER_nondet_float() [L179] CALL assume_abort_if_not((var_1_36 >= -922337.2036854776000e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854776000e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=33, var_1_24=-1, var_1_25=9, var_1_26=100, var_1_29=127, var_1_30=127, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not((var_1_36 >= -922337.2036854776000e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854776000e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=33, var_1_24=-1, var_1_25=9, var_1_26=100, var_1_29=127, var_1_30=127, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L180] CALL assume_abort_if_not(var_1_36 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=33, var_1_24=-1, var_1_25=9, var_1_26=100, var_1_29=127, var_1_30=127, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_36 != 0.0F) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=32, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_23=33, var_1_24=-1, var_1_25=9, var_1_26=100, var_1_29=127, var_1_30=127, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=0, var_1_39=-4, var_1_40=256, var_1_4=0, var_1_8=32, var_1_9=1] [L196] RET updateVariables() [L197] CALL step() [L54] signed long int stepLocal_1 = last_1_var_1_18; [L55] signed long int stepLocal_0 = last_1_var_1_18; [L56] COND TRUE stepLocal_1 >= (last_1_var_1_18 / var_1_9) [L57] COND TRUE stepLocal_0 < (last_1_var_1_1 * 256) [L58] var_1_8 = ((((last_1_var_1_12) < (((((128) < (last_1_var_1_12)) ? (128) : (last_1_var_1_12))))) ? (last_1_var_1_12) : (((((128) < (last_1_var_1_12)) ? (128) : (last_1_var_1_12)))))) [L65] var_1_18 = var_1_8 [L66] COND TRUE var_1_10 < var_1_18 [L67] COND FALSE !(last_1_var_1_12 <= (5 - last_1_var_1_12)) [L70] COND TRUE last_1_var_1_12 == var_1_8 [L71] var_1_12 = var_1_13 [L77] unsigned short int stepLocal_2 = var_1_8; [L78] COND FALSE !(stepLocal_2 > (((((var_1_8) < (var_1_8)) ? (var_1_8) : (var_1_8))) + var_1_12)) [L89] COND TRUE var_1_18 != var_1_12 [L90] COND FALSE !(\read(var_1_14)) [L94] COND FALSE !(\read(var_1_14)) [L101] COND FALSE !(\read(var_1_14)) [L104] var_1_16 = var_1_17 [L107] EXPR var_1_12 & var_1_1 [L107] COND FALSE !((var_1_12 & var_1_1) >= var_1_8) [L110] EXPR var_1_18 >> ((((var_1_25) < (1)) ? (var_1_25) : (1))) [L110] COND TRUE ((((var_1_12) < (25)) ? (var_1_12) : (25))) > (var_1_18 >> ((((var_1_25) < (1)) ? (var_1_25) : (1)))) [L111] COND FALSE !(var_1_8 >= var_1_23) [L114] var_1_24 = var_1_18 [L117] COND FALSE !(var_1_14 && var_1_14) [L120] COND FALSE !(\read(var_1_14)) [L125] COND FALSE !(var_1_14 && var_1_14) [L134] COND FALSE !(\read(var_1_14)) [L138] COND TRUE var_1_23 > var_1_1 [L139] COND FALSE !(((((var_1_16) < ((var_1_16 / var_1_36))) ? (var_1_16) : ((var_1_16 / var_1_36)))) <= var_1_16) [L143] var_1_38 = var_1_25 [L144] var_1_39 = var_1_30 [L145] var_1_40 = var_1_30 [L197] RET step() [L198] CALL, EXPR property() [L188-L189] return ((((((var_1_18 != var_1_12) ? (var_1_14 ? (var_1_1 == ((signed long int) ((((((((-5) > (var_1_12)) ? (-5) : (var_1_12)))) < (((((var_1_8) < (var_1_18)) ? (var_1_8) : (var_1_18))))) ? (((((-5) > (var_1_12)) ? (-5) : (var_1_12)))) : (((((var_1_8) < (var_1_18)) ? (var_1_8) : (var_1_18)))))))) : 1) : 1) && ((last_1_var_1_18 >= (last_1_var_1_18 / var_1_9)) ? ((last_1_var_1_18 < (last_1_var_1_1 * 256)) ? (var_1_8 == ((unsigned short int) ((((last_1_var_1_12) < (((((128) < (last_1_var_1_12)) ? (128) : (last_1_var_1_12))))) ? (last_1_var_1_12) : (((((128) < (last_1_var_1_12)) ? (128) : (last_1_var_1_12)))))))) : (var_1_8 == ((unsigned short int) last_1_var_1_12))) : (var_1_8 == ((unsigned short int) last_1_var_1_12)))) && ((var_1_10 < var_1_18) ? ((last_1_var_1_12 <= (5 - last_1_var_1_12)) ? (var_1_12 == ((unsigned char) var_1_13)) : ((last_1_var_1_12 == var_1_8) ? (var_1_12 == ((unsigned char) var_1_13)) : (var_1_12 == ((unsigned char) var_1_13)))) : 1)) && ((var_1_8 > (((((var_1_8) < (var_1_8)) ? (var_1_8) : (var_1_8))) + var_1_12)) ? ((! (var_1_8 >= var_1_12)) ? (var_1_4 ? (var_1_14 == ((unsigned char) 0)) : (var_1_14 == ((unsigned char) var_1_15))) : (var_1_14 == ((unsigned char) var_1_15))) : 1)) && (var_1_14 ? (var_1_15 ? (var_1_16 == ((double) var_1_17)) : (var_1_16 == ((double) (((((((((25.8) > (7.5)) ? (25.8) : (7.5))) - 50.25)) > (var_1_17)) ? ((((((25.8) > (7.5)) ? (25.8) : (7.5))) - 50.25)) : (var_1_17)))))) : (var_1_14 ? (var_1_16 == ((double) 5.2)) : (var_1_16 == ((double) var_1_17))))) && (var_1_18 == ((signed short int) var_1_8)) ; [L198] RET, EXPR property() [L198] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=24, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=2, var_1_18=32, var_1_19=32, var_1_1=32, var_1_23=33, var_1_24=32, var_1_25=9, var_1_26=100, var_1_29=127, var_1_30=127, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=9, var_1_39=127, var_1_40=127, var_1_4=0, var_1_8=32, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=31, var_1_12=24, var_1_13=24, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=2, var_1_18=32, var_1_19=32, var_1_1=32, var_1_23=33, var_1_24=32, var_1_25=9, var_1_26=100, var_1_29=127, var_1_30=127, var_1_31=-1, var_1_32=100, var_1_33=0, var_1_38=9, var_1_39=127, var_1_40=127, var_1_4=0, var_1_8=32, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 42 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 22, 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=42occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 81 NumberOfCodeBlocks, 81 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 [2023-12-02 18:51:00,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-89.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh --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 8267cc1ef384a7bb76493ee53669d99b5071732652681ac7cf7900c0210cdb7c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 18:51:02,239 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 18:51:02,317 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 18:51:02,324 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 18:51:02,324 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 18:51:02,353 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 18:51:02,353 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 18:51:02,354 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 18:51:02,355 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 18:51:02,355 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 18:51:02,356 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 18:51:02,356 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 18:51:02,357 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 18:51:02,357 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 18:51:02,358 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 18:51:02,358 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 18:51:02,359 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 18:51:02,360 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 18:51:02,360 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 18:51:02,361 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 18:51:02,361 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 18:51:02,362 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 18:51:02,362 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 18:51:02,363 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 18:51:02,363 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 18:51:02,364 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 18:51:02,364 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 18:51:02,364 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 18:51:02,365 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 18:51:02,365 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 18:51:02,366 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 18:51:02,366 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 18:51:02,366 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 18:51:02,367 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 18:51:02,367 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:51:02,367 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 18:51:02,367 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 18:51:02,368 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 18:51:02,368 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 18:51:02,368 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 18:51:02,368 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 18:51:02,369 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 18:51:02,369 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 18:51:02,369 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 18:51:02,369 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_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8267cc1ef384a7bb76493ee53669d99b5071732652681ac7cf7900c0210cdb7c [2023-12-02 18:51:02,649 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 18:51:02,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 18:51:02,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 18:51:02,671 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 18:51:02,671 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 18:51:02,672 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-89.i [2023-12-02 18:51:05,476 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 18:51:05,703 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 18:51:05,703 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-89.i [2023-12-02 18:51:05,714 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/data/0709dd906/1b3e5e585fe14b54bf4da2bcc2518b53/FLAG2b632c128 [2023-12-02 18:51:05,728 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/data/0709dd906/1b3e5e585fe14b54bf4da2bcc2518b53 [2023-12-02 18:51:05,731 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 18:51:05,732 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 18:51:05,734 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 18:51:05,734 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 18:51:05,739 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 18:51:05,740 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:51:05" (1/1) ... [2023-12-02 18:51:05,741 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bf7e75e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:05, skipping insertion in model container [2023-12-02 18:51:05,741 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:51:05" (1/1) ... [2023-12-02 18:51:05,778 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 18:51:05,930 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_57494bfa-7cf6-4d73-afd1-61352e2c1b94/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-89.i[919,932] [2023-12-02 18:51:05,993 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:51:06,010 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 18:51:06,023 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_57494bfa-7cf6-4d73-afd1-61352e2c1b94/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-89.i[919,932] [2023-12-02 18:51:06,057 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:51:06,077 INFO L206 MainTranslator]: Completed translation [2023-12-02 18:51:06,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:06 WrapperNode [2023-12-02 18:51:06,077 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 18:51:06,079 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 18:51:06,079 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 18:51:06,079 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 18:51:06,086 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:06" (1/1) ... [2023-12-02 18:51:06,100 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:06" (1/1) ... [2023-12-02 18:51:06,130 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 176 [2023-12-02 18:51:06,130 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 18:51:06,131 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 18:51:06,131 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 18:51:06,131 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 18:51:06,141 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:06" (1/1) ... [2023-12-02 18:51:06,141 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:06" (1/1) ... [2023-12-02 18:51:06,146 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:06" (1/1) ... [2023-12-02 18:51:06,146 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:06" (1/1) ... [2023-12-02 18:51:06,158 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:06" (1/1) ... [2023-12-02 18:51:06,178 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:06" (1/1) ... [2023-12-02 18:51:06,182 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:06" (1/1) ... [2023-12-02 18:51:06,184 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:06" (1/1) ... [2023-12-02 18:51:06,189 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 18:51:06,190 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 18:51:06,190 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 18:51:06,190 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 18:51:06,191 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:06" (1/1) ... [2023-12-02 18:51:06,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:51:06,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 18:51:06,248 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 18:51:06,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 18:51:06,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 18:51:06,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 18:51:06,293 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 18:51:06,293 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 18:51:06,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 18:51:06,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 18:51:06,374 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 18:51:06,376 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 18:51:16,783 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 18:51:16,850 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 18:51:16,851 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 18:51:16,851 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:51:16 BoogieIcfgContainer [2023-12-02 18:51:16,851 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 18:51:16,854 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 18:51:16,854 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 18:51:16,856 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 18:51:16,857 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:51:05" (1/3) ... [2023-12-02 18:51:16,857 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@413dee23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:51:16, skipping insertion in model container [2023-12-02 18:51:16,857 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:06" (2/3) ... [2023-12-02 18:51:16,858 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@413dee23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:51:16, skipping insertion in model container [2023-12-02 18:51:16,858 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:51:16" (3/3) ... [2023-12-02 18:51:16,859 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-89.i [2023-12-02 18:51:16,874 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 18:51:16,875 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 18:51:16,916 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 18:51:16,922 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;@2b301dde, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 18:51:16,922 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 18:51:16,926 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 48 states have (on average 1.625) internal successors, (78), 49 states have internal predecessors, (78), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-12-02 18:51:16,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-12-02 18:51:16,954 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:51:16,955 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 18:51:16,955 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:51:16,960 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:51:16,960 INFO L85 PathProgramCache]: Analyzing trace with hash -72484012, now seen corresponding path program 1 times [2023-12-02 18:51:16,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:51:16,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1473664035] [2023-12-02 18:51:16,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:51:16,973 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 [2023-12-02 18:51:16,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:51:16,974 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 18:51:16,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 18:51:17,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:51:17,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 18:51:17,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:51:17,358 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 474 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2023-12-02 18:51:17,359 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 18:51:17,359 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 18:51:17,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1473664035] [2023-12-02 18:51:17,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1473664035] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 18:51:17,360 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 18:51:17,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 18:51:17,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116381192] [2023-12-02 18:51:17,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 18:51:17,367 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 18:51:17,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 18:51:17,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 18:51:17,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 18:51:17,399 INFO L87 Difference]: Start difference. First operand has 73 states, 48 states have (on average 1.625) internal successors, (78), 49 states have internal predecessors, (78), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-12-02 18:51:17,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 18:51:17,623 INFO L93 Difference]: Finished difference Result 143 states and 264 transitions. [2023-12-02 18:51:17,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 18:51:17,634 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 141 [2023-12-02 18:51:17,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 18:51:17,641 INFO L225 Difference]: With dead ends: 143 [2023-12-02 18:51:17,641 INFO L226 Difference]: Without dead ends: 71 [2023-12-02 18:51:17,645 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 18:51:17,648 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-02 18:51:17,649 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-02 18:51:17,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2023-12-02 18:51:17,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2023-12-02 18:51:17,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 47 states have (on average 1.553191489361702) internal successors, (73), 47 states have internal predecessors, (73), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-12-02 18:51:17,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 117 transitions. [2023-12-02 18:51:17,690 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 117 transitions. Word has length 141 [2023-12-02 18:51:17,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 18:51:17,690 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 117 transitions. [2023-12-02 18:51:17,690 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-12-02 18:51:17,691 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 117 transitions. [2023-12-02 18:51:17,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-12-02 18:51:17,695 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:51:17,695 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 18:51:17,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 18:51:17,896 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 18:51:17,896 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:51:17,897 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:51:17,897 INFO L85 PathProgramCache]: Analyzing trace with hash 927802644, now seen corresponding path program 1 times [2023-12-02 18:51:17,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:51:17,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1053118704] [2023-12-02 18:51:17,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:51:17,899 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 [2023-12-02 18:51:17,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:51:17,900 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 18:51:17,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 18:51:18,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:51:18,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 18:51:18,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:51:22,301 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-12-02 18:51:22,301 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 18:51:22,302 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 18:51:22,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1053118704] [2023-12-02 18:51:22,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1053118704] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 18:51:22,302 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 18:51:22,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 18:51:22,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226966875] [2023-12-02 18:51:22,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 18:51:22,305 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 18:51:22,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 18:51:22,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 18:51:22,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 18:51:22,307 INFO L87 Difference]: Start difference. First operand 71 states and 117 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-02 18:51:23,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 18:51:23,042 INFO L93 Difference]: Finished difference Result 205 states and 337 transitions. [2023-12-02 18:51:23,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 18:51:23,043 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 141 [2023-12-02 18:51:23,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 18:51:23,047 INFO L225 Difference]: With dead ends: 205 [2023-12-02 18:51:23,047 INFO L226 Difference]: Without dead ends: 135 [2023-12-02 18:51:23,048 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 18:51:23,049 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 31 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 200 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-12-02 18:51:23,050 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 200 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-12-02 18:51:23,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2023-12-02 18:51:23,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 131. [2023-12-02 18:51:23,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 84 states have (on average 1.4404761904761905) internal successors, (121), 84 states have internal predecessors, (121), 44 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2023-12-02 18:51:23,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 209 transitions. [2023-12-02 18:51:23,081 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 209 transitions. Word has length 141 [2023-12-02 18:51:23,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 18:51:23,082 INFO L495 AbstractCegarLoop]: Abstraction has 131 states and 209 transitions. [2023-12-02 18:51:23,082 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-12-02 18:51:23,082 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 209 transitions. [2023-12-02 18:51:23,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-12-02 18:51:23,085 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:51:23,085 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 18:51:23,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 18:51:23,286 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 18:51:23,286 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:51:23,287 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:51:23,287 INFO L85 PathProgramCache]: Analyzing trace with hash 363320406, now seen corresponding path program 1 times [2023-12-02 18:51:23,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:51:23,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1691947407] [2023-12-02 18:51:23,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:51:23,288 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 [2023-12-02 18:51:23,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:51:23,289 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 18:51:23,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57494bfa-7cf6-4d73-afd1-61352e2c1b94/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-12-02 18:51:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:51:23,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 18:51:23,602 INFO L285 TraceCheckSpWp]: Computing forward predicates...