./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-28.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_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/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_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-28.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/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_26ed9f35-a78b-4d84-8512-3de32bed1343/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 cad4d7b451aedc3eeb7972a3b18afdd15d9eeb92c7ee5d5c9ec843657b913929 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 18:45:45,998 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 18:45:46,063 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 18:45:46,068 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 18:45:46,069 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 18:45:46,092 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 18:45:46,093 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 18:45:46,093 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 18:45:46,094 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 18:45:46,094 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 18:45:46,095 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 18:45:46,095 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 18:45:46,096 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 18:45:46,096 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 18:45:46,097 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 18:45:46,097 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 18:45:46,098 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 18:45:46,098 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 18:45:46,099 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 18:45:46,099 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 18:45:46,100 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 18:45:46,104 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 18:45:46,104 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 18:45:46,105 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 18:45:46,105 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 18:45:46,106 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 18:45:46,106 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 18:45:46,106 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 18:45:46,107 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 18:45:46,107 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 18:45:46,107 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 18:45:46,108 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 18:45:46,108 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 18:45:46,108 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 18:45:46,108 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 18:45:46,109 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 18:45:46,109 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 18:45:46,109 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:45:46,109 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 18:45:46,110 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 18:45:46,110 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 18:45:46,110 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 18:45:46,110 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 18:45:46,110 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 18:45:46,111 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 18:45:46,111 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 18:45:46,111 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 18:45:46,111 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_26ed9f35-a78b-4d84-8512-3de32bed1343/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cad4d7b451aedc3eeb7972a3b18afdd15d9eeb92c7ee5d5c9ec843657b913929 [2023-12-02 18:45:46,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 18:45:46,337 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 18:45:46,340 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 18:45:46,341 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 18:45:46,342 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 18:45:46,343 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-28.i [2023-12-02 18:45:49,132 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 18:45:49,322 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 18:45:49,323 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-28.i [2023-12-02 18:45:49,332 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/data/812968d49/66037203169649f1919cb5799c77c772/FLAG6409cb6e3 [2023-12-02 18:45:49,344 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/data/812968d49/66037203169649f1919cb5799c77c772 [2023-12-02 18:45:49,346 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 18:45:49,347 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 18:45:49,348 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 18:45:49,348 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 18:45:49,353 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 18:45:49,354 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:45:49" (1/1) ... [2023-12-02 18:45:49,355 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@703492c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:49, skipping insertion in model container [2023-12-02 18:45:49,355 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:45:49" (1/1) ... [2023-12-02 18:45:49,390 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 18:45:49,516 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_26ed9f35-a78b-4d84-8512-3de32bed1343/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-28.i[919,932] [2023-12-02 18:45:49,592 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:45:49,607 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 18:45:49,618 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_26ed9f35-a78b-4d84-8512-3de32bed1343/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-28.i[919,932] [2023-12-02 18:45:49,661 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:45:49,678 INFO L206 MainTranslator]: Completed translation [2023-12-02 18:45:49,679 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:49 WrapperNode [2023-12-02 18:45:49,679 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 18:45:49,680 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 18:45:49,680 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 18:45:49,680 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 18:45:49,687 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:49" (1/1) ... [2023-12-02 18:45:49,701 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:49" (1/1) ... [2023-12-02 18:45:49,749 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 237 [2023-12-02 18:45:49,749 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 18:45:49,750 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 18:45:49,750 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 18:45:49,750 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 18:45:49,759 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:49" (1/1) ... [2023-12-02 18:45:49,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:49" (1/1) ... [2023-12-02 18:45:49,765 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:49" (1/1) ... [2023-12-02 18:45:49,766 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:49" (1/1) ... [2023-12-02 18:45:49,785 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:49" (1/1) ... [2023-12-02 18:45:49,790 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:49" (1/1) ... [2023-12-02 18:45:49,797 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:49" (1/1) ... [2023-12-02 18:45:49,801 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:49" (1/1) ... [2023-12-02 18:45:49,810 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 18:45:49,811 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 18:45:49,811 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 18:45:49,811 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 18:45:49,812 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:49" (1/1) ... [2023-12-02 18:45:49,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:45:49,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 18:45:49,839 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 18:45:49,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 18:45:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 18:45:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 18:45:49,876 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 18:45:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 18:45:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 18:45:49,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 18:45:49,979 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 18:45:49,982 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 18:45:50,438 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 18:45:50,691 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 18:45:50,691 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 18:45:50,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:45:50 BoogieIcfgContainer [2023-12-02 18:45:50,693 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 18:45:50,696 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 18:45:50,696 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 18:45:50,698 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 18:45:50,699 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:45:49" (1/3) ... [2023-12-02 18:45:50,699 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bed51ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:45:50, skipping insertion in model container [2023-12-02 18:45:50,699 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:49" (2/3) ... [2023-12-02 18:45:50,700 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bed51ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:45:50, skipping insertion in model container [2023-12-02 18:45:50,700 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:45:50" (3/3) ... [2023-12-02 18:45:50,701 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-28.i [2023-12-02 18:45:50,716 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 18:45:50,716 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 18:45:50,760 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 18:45:50,767 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;@399f8401, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 18:45:50,767 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 18:45:50,771 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-12-02 18:45:50,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-12-02 18:45:50,781 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:45:50,782 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:45:50,783 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:45:50,787 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:45:50,787 INFO L85 PathProgramCache]: Analyzing trace with hash -1093446858, now seen corresponding path program 1 times [2023-12-02 18:45:50,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 18:45:50,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984323227] [2023-12-02 18:45:50,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:45:50,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 18:45:50,950 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 18:45:50,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1848223979] [2023-12-02 18:45:50,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:45:50,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 18:45:50,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 18:45:50,952 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 18:45:50,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 18:45:51,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 18:45:51,540 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 18:45:51,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 18:45:51,742 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 18:45:51,743 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 18:45:51,744 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 18:45:51,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 18:45:51,946 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 18:45:51,951 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 18:45:51,954 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 18:45:52,057 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 06:45:52 BoogieIcfgContainer [2023-12-02 18:45:52,057 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 18:45:52,057 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 18:45:52,058 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 18:45:52,058 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 18:45:52,058 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:45:50" (3/4) ... [2023-12-02 18:45:52,060 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 18:45:52,061 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 18:45:52,062 INFO L158 Benchmark]: Toolchain (without parser) took 2714.82ms. Allocated memory was 163.6MB in the beginning and 228.6MB in the end (delta: 65.0MB). Free memory was 114.8MB in the beginning and 158.7MB in the end (delta: -43.9MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2023-12-02 18:45:52,062 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 102.8MB. Free memory is still 52.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 18:45:52,063 INFO L158 Benchmark]: CACSL2BoogieTranslator took 331.72ms. Allocated memory is still 163.6MB. Free memory was 114.8MB in the beginning and 97.4MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 18:45:52,063 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.12ms. Allocated memory is still 163.6MB. Free memory was 97.4MB in the beginning and 90.2MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-02 18:45:52,064 INFO L158 Benchmark]: Boogie Preprocessor took 60.41ms. Allocated memory is still 163.6MB. Free memory was 90.2MB in the beginning and 87.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 18:45:52,065 INFO L158 Benchmark]: RCFGBuilder took 881.76ms. Allocated memory was 163.6MB in the beginning and 228.6MB in the end (delta: 65.0MB). Free memory was 87.6MB in the beginning and 135.5MB in the end (delta: -47.9MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2023-12-02 18:45:52,065 INFO L158 Benchmark]: TraceAbstraction took 1361.35ms. Allocated memory is still 228.6MB. Free memory was 134.4MB in the beginning and 159.8MB in the end (delta: -25.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 18:45:52,066 INFO L158 Benchmark]: Witness Printer took 3.38ms. Allocated memory is still 228.6MB. Free memory was 159.8MB in the beginning and 158.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 18:45:52,069 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 102.8MB. Free memory is still 52.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 331.72ms. Allocated memory is still 163.6MB. Free memory was 114.8MB in the beginning and 97.4MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.12ms. Allocated memory is still 163.6MB. Free memory was 97.4MB in the beginning and 90.2MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.41ms. Allocated memory is still 163.6MB. Free memory was 90.2MB in the beginning and 87.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 881.76ms. Allocated memory was 163.6MB in the beginning and 228.6MB in the end (delta: 65.0MB). Free memory was 87.6MB in the beginning and 135.5MB in the end (delta: -47.9MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1361.35ms. Allocated memory is still 228.6MB. Free memory was 134.4MB in the beginning and 159.8MB in the end (delta: -25.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.38ms. Allocated memory is still 228.6MB. Free memory was 159.8MB in the beginning and 158.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 shiftRight at line 92, overapproximation of shiftLeft at line 142, overapproximation of someBinaryFLOATComparisonOperation at line 204, overapproximation of bitwiseAnd at line 108, overapproximation of someUnaryDOUBLEoperation at line 146, overapproximation of someBinaryDOUBLEComparisonOperation at line 88, overapproximation of someBinaryArithmeticFLOAToperation at line 122. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 4; [L23] unsigned char var_1_6 = 4; [L24] unsigned char var_1_7 = 2; [L25] unsigned char var_1_8 = 128; [L26] unsigned char var_1_9 = 0; [L27] unsigned char var_1_10 = 100; [L28] signed short int var_1_11 = 10; [L29] unsigned char var_1_12 = 1; [L30] unsigned char var_1_13 = 1; [L31] unsigned char var_1_14 = 0; [L32] signed long int var_1_15 = 128; [L33] unsigned char var_1_16 = 128; [L34] unsigned char var_1_17 = 5; [L35] double var_1_18 = 3.6; [L36] double var_1_19 = 31.45; [L37] float var_1_20 = 50.25; [L38] float var_1_21 = 9.8; [L39] float var_1_22 = 4.65; [L40] float var_1_23 = 99.65; [L41] unsigned long int var_1_25 = 128; [L42] signed short int var_1_27 = -16; [L43] unsigned char var_1_28 = 0; [L44] double var_1_30 = 4.5; [L45] double var_1_31 = 255.2; [L46] signed char var_1_32 = -10; [L47] signed char var_1_34 = 5; [L48] unsigned char var_1_35 = 1; [L49] unsigned char var_1_36 = 1; [L50] signed short int var_1_37 = 4; [L51] signed long int var_1_38 = -16; [L52] signed char var_1_39 = -32; [L53] unsigned short int last_1_var_1_1 = 4; [L54] unsigned char last_1_var_1_6 = 4; [L55] signed short int last_1_var_1_11 = 10; [L56] signed long int last_1_var_1_15 = 128; [L208] isInitial = 1 [L209] FCALL initially() [L210] COND TRUE 1 [L211] CALL updateLastVariables() [L198] last_1_var_1_1 = var_1_1 [L199] last_1_var_1_6 = var_1_6 [L200] last_1_var_1_11 = var_1_11 [L201] last_1_var_1_15 = var_1_15 [L211] RET updateLastVariables() [L212] CALL updateVariables() [L150] var_1_7 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_8=128, var_1_9=0] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_8=128, var_1_9=0] [L152] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=128, var_1_9=0] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=128, var_1_9=0] [L153] var_1_8 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_9=0] [L155] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L156] var_1_9 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6] [L158] CALL assume_abort_if_not(var_1_9 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_9 <= 254) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=100, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L159] var_1_10 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L161] CALL assume_abort_if_not(var_1_10 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_10 <= 254) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L162] var_1_12 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L164] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L165] var_1_13 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L167] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L168] var_1_14 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L170] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=128, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L171] var_1_16 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_16 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_16 >= 127) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L173] CALL assume_abort_if_not(var_1_16 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_16 <= 255) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=5, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L174] var_1_17 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L176] CALL assume_abort_if_not(var_1_17 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=127, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_17 <= 127) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=127, var_1_18=18/5, var_1_19=629/20, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L177] var_1_19 = __VERIFIER_nondet_double() [L178] CALL assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=127, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=127, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_21=49/5, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L179] var_1_21 = __VERIFIER_nondet_float() [L180] CALL assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=127, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=127, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_22=93/20, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L181] var_1_22 = __VERIFIER_nondet_float() [L182] CALL assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=127, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=127, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_23=1993/20, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L183] var_1_23 = __VERIFIER_nondet_float() [L184] CALL assume_abort_if_not((var_1_23 >= -461168.6018427382800e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=127, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not((var_1_23 >= -461168.6018427382800e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=127, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L185] var_1_28 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=127, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=127, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L187] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=127, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=127, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_31=1276/5, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L188] var_1_31 = __VERIFIER_nondet_double() [L189] CALL assume_abort_if_not((var_1_31 >= -922337.2036854765600e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=127, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not((var_1_31 >= -922337.2036854765600e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=127, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_32=-10, var_1_34=5, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L190] var_1_34 = __VERIFIER_nondet_char() [L191] CALL assume_abort_if_not(var_1_34 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=127, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_32=-10, var_1_34=-1, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_34 >= -126) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=127, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_32=-10, var_1_34=-1, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L192] CALL assume_abort_if_not(var_1_34 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=127, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_32=-10, var_1_34=-1, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_34 <= 126) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=127, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_32=-10, var_1_34=-1, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L193] var_1_36 = __VERIFIER_nondet_uchar() [L194] CALL assume_abort_if_not(var_1_36 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=127, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_32=-10, var_1_34=-1, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_36 >= 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=127, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_32=-10, var_1_34=-1, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L195] CALL assume_abort_if_not(var_1_36 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=127, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_32=-10, var_1_34=-1, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_36 <= 1) VAL [isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=128, var_1_16=132, var_1_17=127, var_1_18=18/5, var_1_1=4, var_1_20=201/4, var_1_25=128, var_1_27=-16, var_1_28=0, var_1_30=9/2, var_1_32=-10, var_1_34=-1, var_1_35=1, var_1_36=1, var_1_37=4, var_1_38=-16, var_1_39=-32, var_1_6=4, var_1_7=0, var_1_8=6, var_1_9=0] [L212] RET updateVariables() [L213] CALL step() [L60] unsigned char stepLocal_2 = var_1_14; [L61] COND TRUE \read(var_1_12) [L62] COND FALSE !(\read(var_1_13)) [L69] var_1_11 = var_1_8 [L74] var_1_25 = var_1_1 [L75] COND TRUE var_1_34 <= var_1_6 [L76] var_1_37 = (((((32 - 2)) < (var_1_11)) ? ((32 - 2)) : (var_1_11))) [L88] COND FALSE !(var_1_31 <= 9.6) [L91] COND TRUE var_1_6 <= var_1_6 [L92] EXPR var_1_15 >> var_1_6 [L92] COND TRUE var_1_6 > (var_1_15 >> var_1_6) [L93] var_1_38 = ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))) [L99] signed long int stepLocal_1 = last_1_var_1_1; [L100] COND TRUE stepLocal_1 < 5 [L101] var_1_6 = ((((((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) > (var_1_10)) ? (((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) : (var_1_10))) [L105] COND FALSE !((var_1_1 < ((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1)))) || var_1_28) [L108] EXPR var_1_1 & var_1_1 [L108] COND FALSE !(var_1_1 <= (~ (var_1_1 & var_1_1))) [L111] unsigned char stepLocal_0 = var_1_6; [L112] COND FALSE !(var_1_11 <= stepLocal_0) [L115] COND FALSE !(var_1_6 <= var_1_1) [L118] signed long int stepLocal_5 = 0; [L119] COND FALSE !(\read(var_1_13)) [L132] var_1_20 = var_1_23 [L134] unsigned char stepLocal_3 = var_1_6; [L135] COND TRUE stepLocal_3 <= (((((128) > (var_1_16)) ? (128) : (var_1_16))) - var_1_17) [L136] var_1_15 = (((((var_1_6 - var_1_6)) > (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7))))) ? ((var_1_6 - var_1_6)) : (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7)))))) [L140] var_1_39 = var_1_34 [L141] unsigned short int stepLocal_4 = var_1_1; [L142] EXPR 200 << var_1_15 [L142] COND TRUE ((200 << var_1_15) * (var_1_17 * var_1_7)) < stepLocal_4 [L143] var_1_18 = var_1_19 [L145] COND TRUE ! var_1_28 [L146] var_1_30 = ((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31))) [L213] RET step() [L214] CALL, EXPR property() [L204] EXPR (((((var_1_11 <= var_1_6) ? (var_1_1 == ((unsigned short int) ((((((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) > (var_1_6)) ? (((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) : (var_1_6))))) : 1) && ((last_1_var_1_1 < 5) ? (var_1_6 == ((unsigned char) ((((((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) > (var_1_10)) ? (((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) : (var_1_10))))) : (var_1_6 == ((unsigned char) var_1_10)))) && (var_1_12 ? (var_1_13 ? (((last_1_var_1_6 > (~ var_1_10)) && var_1_14) ? (var_1_11 == ((signed short int) ((((var_1_8) > ((var_1_10 + last_1_var_1_15))) ? (var_1_8) : ((var_1_10 + last_1_var_1_15)))))) : (var_1_11 == ((signed short int) last_1_var_1_6))) : (var_1_11 == ((signed short int) var_1_8))) : (var_1_11 == ((signed short int) last_1_var_1_11)))) && ((var_1_6 <= (((((128) > (var_1_16)) ? (128) : (var_1_16))) - var_1_17)) ? (var_1_15 == ((signed long int) (((((var_1_6 - var_1_6)) > (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7))))) ? ((var_1_6 - var_1_6)) : (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7)))))))) : (var_1_15 == ((signed long int) var_1_11)))) && ((((200 << var_1_15) * (var_1_17 * var_1_7)) < var_1_1) ? (var_1_18 == ((double) var_1_19)) : 1) [L204] EXPR 200 << var_1_15 [L204] EXPR (((((var_1_11 <= var_1_6) ? (var_1_1 == ((unsigned short int) ((((((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) > (var_1_6)) ? (((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) : (var_1_6))))) : 1) && ((last_1_var_1_1 < 5) ? (var_1_6 == ((unsigned char) ((((((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) > (var_1_10)) ? (((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) : (var_1_10))))) : (var_1_6 == ((unsigned char) var_1_10)))) && (var_1_12 ? (var_1_13 ? (((last_1_var_1_6 > (~ var_1_10)) && var_1_14) ? (var_1_11 == ((signed short int) ((((var_1_8) > ((var_1_10 + last_1_var_1_15))) ? (var_1_8) : ((var_1_10 + last_1_var_1_15)))))) : (var_1_11 == ((signed short int) last_1_var_1_6))) : (var_1_11 == ((signed short int) var_1_8))) : (var_1_11 == ((signed short int) last_1_var_1_11)))) && ((var_1_6 <= (((((128) > (var_1_16)) ? (128) : (var_1_16))) - var_1_17)) ? (var_1_15 == ((signed long int) (((((var_1_6 - var_1_6)) > (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7))))) ? ((var_1_6 - var_1_6)) : (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7)))))))) : (var_1_15 == ((signed long int) var_1_11)))) && ((((200 << var_1_15) * (var_1_17 * var_1_7)) < var_1_1) ? (var_1_18 == ((double) var_1_19)) : 1) [L204-L205] return ((((((var_1_11 <= var_1_6) ? (var_1_1 == ((unsigned short int) ((((((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) > (var_1_6)) ? (((((var_1_11) < (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) ? (var_1_11) : (((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))))) : (var_1_6))))) : 1) && ((last_1_var_1_1 < 5) ? (var_1_6 == ((unsigned char) ((((((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) > (var_1_10)) ? (((((((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) < (var_1_9)) ? (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))) : (var_1_9)))) : (var_1_10))))) : (var_1_6 == ((unsigned char) var_1_10)))) && (var_1_12 ? (var_1_13 ? (((last_1_var_1_6 > (~ var_1_10)) && var_1_14) ? (var_1_11 == ((signed short int) ((((var_1_8) > ((var_1_10 + last_1_var_1_15))) ? (var_1_8) : ((var_1_10 + last_1_var_1_15)))))) : (var_1_11 == ((signed short int) last_1_var_1_6))) : (var_1_11 == ((signed short int) var_1_8))) : (var_1_11 == ((signed short int) last_1_var_1_11)))) && ((var_1_6 <= (((((128) > (var_1_16)) ? (128) : (var_1_16))) - var_1_17)) ? (var_1_15 == ((signed long int) (((((var_1_6 - var_1_6)) > (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7))))) ? ((var_1_6 - var_1_6)) : (((((var_1_8) < (var_1_7)) ? (var_1_8) : (var_1_7)))))))) : (var_1_15 == ((signed long int) var_1_11)))) && ((((200 << var_1_15) * (var_1_17 * var_1_7)) < var_1_1) ? (var_1_18 == ((double) var_1_19)) : 1)) && (var_1_13 ? (var_1_14 ? (var_1_12 ? (var_1_20 == ((float) (var_1_21 + ((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23)))))) : 1) : ((var_1_6 <= 0) ? (var_1_20 == ((float) var_1_19)) : (var_1_20 == ((float) var_1_22)))) : (var_1_20 == ((float) var_1_23))) ; [L214] RET, EXPR property() [L214] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=6, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=132, var_1_17=127, var_1_18=2, var_1_19=2, var_1_1=4, var_1_20=4, var_1_22=0, var_1_23=4, var_1_25=4, var_1_27=-16, var_1_28=0, var_1_30=3, var_1_31=0, var_1_32=-10, var_1_34=-1, var_1_35=1, var_1_36=1, var_1_37=6, var_1_38=4, var_1_39=-1, var_1_6=5, var_1_7=0, var_1_8=6, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=10, last_1_var_1_15=128, last_1_var_1_1=4, last_1_var_1_6=4, var_1_10=5, var_1_11=6, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=132, var_1_17=127, var_1_18=2, var_1_19=2, var_1_1=4, var_1_20=4, var_1_22=0, var_1_23=4, var_1_25=4, var_1_27=-16, var_1_28=0, var_1_30=3, var_1_31=0, var_1_32=-10, var_1_34=-1, var_1_35=1, var_1_36=1, var_1_37=6, var_1_38=4, var_1_39=-1, var_1_6=5, var_1_7=0, var_1_8=6, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 29, 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=55occurred 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, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 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 18:45:52,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/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_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/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_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-28.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/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_26ed9f35-a78b-4d84-8512-3de32bed1343/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 cad4d7b451aedc3eeb7972a3b18afdd15d9eeb92c7ee5d5c9ec843657b913929 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 18:45:53,998 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 18:45:54,072 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 18:45:54,078 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 18:45:54,079 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 18:45:54,105 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 18:45:54,105 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 18:45:54,106 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 18:45:54,107 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 18:45:54,107 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 18:45:54,108 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 18:45:54,108 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 18:45:54,109 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 18:45:54,110 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 18:45:54,110 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 18:45:54,111 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 18:45:54,112 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 18:45:54,112 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 18:45:54,113 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 18:45:54,113 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 18:45:54,114 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 18:45:54,114 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 18:45:54,115 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 18:45:54,115 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 18:45:54,116 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 18:45:54,116 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 18:45:54,116 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 18:45:54,117 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 18:45:54,117 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 18:45:54,117 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 18:45:54,118 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 18:45:54,118 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 18:45:54,119 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 18:45:54,119 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 18:45:54,119 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:45:54,119 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 18:45:54,120 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 18:45:54,120 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 18:45:54,120 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 18:45:54,120 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 18:45:54,120 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 18:45:54,121 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 18:45:54,121 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 18:45:54,121 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 18:45:54,121 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_26ed9f35-a78b-4d84-8512-3de32bed1343/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cad4d7b451aedc3eeb7972a3b18afdd15d9eeb92c7ee5d5c9ec843657b913929 [2023-12-02 18:45:54,399 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 18:45:54,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 18:45:54,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 18:45:54,421 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 18:45:54,422 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 18:45:54,423 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-28.i [2023-12-02 18:45:57,254 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 18:45:57,483 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 18:45:57,483 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-28.i [2023-12-02 18:45:57,493 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/data/dfe4a73e6/7077287224f74b2f90220491a6ef5e57/FLAG5995e9e8d [2023-12-02 18:45:57,505 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/data/dfe4a73e6/7077287224f74b2f90220491a6ef5e57 [2023-12-02 18:45:57,507 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 18:45:57,508 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 18:45:57,509 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 18:45:57,509 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 18:45:57,513 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 18:45:57,514 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:45:57" (1/1) ... [2023-12-02 18:45:57,515 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ec4fdb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:57, skipping insertion in model container [2023-12-02 18:45:57,515 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:45:57" (1/1) ... [2023-12-02 18:45:57,546 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 18:45:57,663 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_26ed9f35-a78b-4d84-8512-3de32bed1343/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-28.i[919,932] [2023-12-02 18:45:57,735 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:45:57,751 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 18:45:57,761 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_26ed9f35-a78b-4d84-8512-3de32bed1343/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-28.i[919,932] [2023-12-02 18:45:57,811 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:45:57,831 INFO L206 MainTranslator]: Completed translation [2023-12-02 18:45:57,831 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:57 WrapperNode [2023-12-02 18:45:57,831 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 18:45:57,832 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 18:45:57,832 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 18:45:57,833 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 18:45:57,839 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:57" (1/1) ... [2023-12-02 18:45:57,855 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:57" (1/1) ... [2023-12-02 18:45:57,886 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 207 [2023-12-02 18:45:57,887 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 18:45:57,888 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 18:45:57,888 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 18:45:57,888 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 18:45:57,898 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:57" (1/1) ... [2023-12-02 18:45:57,898 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:57" (1/1) ... [2023-12-02 18:45:57,904 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:57" (1/1) ... [2023-12-02 18:45:57,905 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:57" (1/1) ... [2023-12-02 18:45:57,920 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:57" (1/1) ... [2023-12-02 18:45:57,924 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:57" (1/1) ... [2023-12-02 18:45:57,928 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:57" (1/1) ... [2023-12-02 18:45:57,931 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:57" (1/1) ... [2023-12-02 18:45:57,937 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 18:45:57,938 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 18:45:57,938 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 18:45:57,938 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 18:45:57,939 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:57" (1/1) ... [2023-12-02 18:45:57,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:45:57,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 18:45:57,970 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 18:45:57,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 18:45:58,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 18:45:58,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 18:45:58,007 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 18:45:58,007 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 18:45:58,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 18:45:58,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 18:45:58,095 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 18:45:58,098 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 18:45:59,379 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 18:45:59,445 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 18:45:59,446 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 18:45:59,446 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:45:59 BoogieIcfgContainer [2023-12-02 18:45:59,447 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 18:45:59,450 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 18:45:59,450 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 18:45:59,454 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 18:45:59,454 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:45:57" (1/3) ... [2023-12-02 18:45:59,455 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@eb74ee4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:45:59, skipping insertion in model container [2023-12-02 18:45:59,455 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:45:57" (2/3) ... [2023-12-02 18:45:59,456 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@eb74ee4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:45:59, skipping insertion in model container [2023-12-02 18:45:59,456 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:45:59" (3/3) ... [2023-12-02 18:45:59,457 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-28.i [2023-12-02 18:45:59,478 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 18:45:59,478 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 18:45:59,531 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 18:45:59,538 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;@42386052, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 18:45:59,538 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 18:45:59,542 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 54 states have (on average 1.4814814814814814) internal successors, (80), 55 states have internal predecessors, (80), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-12-02 18:45:59,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-12-02 18:45:59,560 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:45:59,561 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:45:59,562 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:45:59,567 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:45:59,568 INFO L85 PathProgramCache]: Analyzing trace with hash 2130965059, now seen corresponding path program 1 times [2023-12-02 18:45:59,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:45:59,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1557740574] [2023-12-02 18:45:59,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:45:59,584 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 18:45:59,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:45:59,589 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/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 18:45:59,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/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 18:46:00,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:46:00,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 18:46:00,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:46:00,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 824 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2023-12-02 18:46:00,115 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 18:46:00,116 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 18:46:00,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1557740574] [2023-12-02 18:46:00,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1557740574] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 18:46:00,118 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 18:46:00,118 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 18:46:00,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028525603] [2023-12-02 18:46:00,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 18:46:00,126 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 18:46:00,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 18:46:00,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 18:46:00,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 18:46:00,160 INFO L87 Difference]: Start difference. First operand has 86 states, 54 states have (on average 1.4814814814814814) internal successors, (80), 55 states have internal predecessors, (80), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-12-02 18:46:00,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 18:46:00,624 INFO L93 Difference]: Finished difference Result 169 states and 303 transitions. [2023-12-02 18:46:00,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 18:46:00,636 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 185 [2023-12-02 18:46:00,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 18:46:00,643 INFO L225 Difference]: With dead ends: 169 [2023-12-02 18:46:00,644 INFO L226 Difference]: Without dead ends: 84 [2023-12-02 18:46:00,648 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 184 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 18:46:00,651 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 128 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-02 18:46:00,652 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 128 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-12-02 18:46:00,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-12-02 18:46:00,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2023-12-02 18:46:00,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 53 states have internal predecessors, (73), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-12-02 18:46:00,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 131 transitions. [2023-12-02 18:46:00,701 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 131 transitions. Word has length 185 [2023-12-02 18:46:00,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 18:46:00,701 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 131 transitions. [2023-12-02 18:46:00,702 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-12-02 18:46:00,702 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 131 transitions. [2023-12-02 18:46:00,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-12-02 18:46:00,707 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:46:00,707 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:46:00,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/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 18:46:00,908 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/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 18:46:00,908 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:46:00,909 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:46:00,909 INFO L85 PathProgramCache]: Analyzing trace with hash -1202988549, now seen corresponding path program 1 times [2023-12-02 18:46:00,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:46:00,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [59765561] [2023-12-02 18:46:00,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:46:00,910 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 18:46:00,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:46:00,912 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/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 18:46:00,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/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 18:46:01,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:46:01,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 18:46:01,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:46:01,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-12-02 18:46:01,447 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 18:46:01,447 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 18:46:01,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [59765561] [2023-12-02 18:46:01,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [59765561] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 18:46:01,448 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 18:46:01,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 18:46:01,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909980461] [2023-12-02 18:46:01,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 18:46:01,450 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 18:46:01,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 18:46:01,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 18:46:01,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 18:46:01,451 INFO L87 Difference]: Start difference. First operand 84 states and 131 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-12-02 18:46:01,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 18:46:01,875 INFO L93 Difference]: Finished difference Result 226 states and 350 transitions. [2023-12-02 18:46:01,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 18:46:01,876 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 185 [2023-12-02 18:46:01,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 18:46:01,880 INFO L225 Difference]: With dead ends: 226 [2023-12-02 18:46:01,880 INFO L226 Difference]: Without dead ends: 143 [2023-12-02 18:46:01,882 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 18:46:01,883 INFO L413 NwaCegarLoop]: 187 mSDtfsCounter, 77 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 308 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-02 18:46:01,884 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 308 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-12-02 18:46:01,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2023-12-02 18:46:01,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 140. [2023-12-02 18:46:01,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 86 states have (on average 1.3372093023255813) internal successors, (115), 87 states have internal predecessors, (115), 51 states have call successors, (51), 2 states have call predecessors, (51), 2 states have return successors, (51), 50 states have call predecessors, (51), 51 states have call successors, (51) [2023-12-02 18:46:01,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 217 transitions. [2023-12-02 18:46:01,913 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 217 transitions. Word has length 185 [2023-12-02 18:46:01,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 18:46:01,921 INFO L495 AbstractCegarLoop]: Abstraction has 140 states and 217 transitions. [2023-12-02 18:46:01,921 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-12-02 18:46:01,921 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 217 transitions. [2023-12-02 18:46:01,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-12-02 18:46:01,925 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:46:01,925 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:46:01,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/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 18:46:02,131 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/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 18:46:02,132 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:46:02,132 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:46:02,132 INFO L85 PathProgramCache]: Analyzing trace with hash -1202928967, now seen corresponding path program 1 times [2023-12-02 18:46:02,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:46:02,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1524945606] [2023-12-02 18:46:02,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:46:02,133 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 18:46:02,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:46:02,134 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/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 18:46:02,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/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 18:46:02,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:46:02,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 18:46:02,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:46:02,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-12-02 18:46:02,954 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 18:46:02,954 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 18:46:02,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1524945606] [2023-12-02 18:46:02,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1524945606] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 18:46:02,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 18:46:02,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 18:46:02,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922923971] [2023-12-02 18:46:02,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 18:46:02,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 18:46:02,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 18:46:02,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 18:46:02,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 18:46:02,958 INFO L87 Difference]: Start difference. First operand 140 states and 217 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-12-02 18:46:05,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 18:46:05,665 INFO L93 Difference]: Finished difference Result 771 states and 1197 transitions. [2023-12-02 18:46:05,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-12-02 18:46:05,676 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 185 [2023-12-02 18:46:05,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 18:46:05,684 INFO L225 Difference]: With dead ends: 771 [2023-12-02 18:46:05,684 INFO L226 Difference]: Without dead ends: 632 [2023-12-02 18:46:05,686 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-02 18:46:05,687 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 509 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 509 SdHoareTripleChecker+Valid, 422 SdHoareTripleChecker+Invalid, 279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-12-02 18:46:05,687 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [509 Valid, 422 Invalid, 279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-12-02 18:46:05,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 632 states. [2023-12-02 18:46:05,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 632 to 265. [2023-12-02 18:46:05,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 265 states, 158 states have (on average 1.3101265822784811) internal successors, (207), 160 states have internal predecessors, (207), 102 states have call successors, (102), 4 states have call predecessors, (102), 4 states have return successors, (102), 100 states have call predecessors, (102), 102 states have call successors, (102) [2023-12-02 18:46:05,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 411 transitions. [2023-12-02 18:46:05,788 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 411 transitions. Word has length 185 [2023-12-02 18:46:05,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 18:46:05,789 INFO L495 AbstractCegarLoop]: Abstraction has 265 states and 411 transitions. [2023-12-02 18:46:05,790 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-12-02 18:46:05,790 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 411 transitions. [2023-12-02 18:46:05,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-12-02 18:46:05,794 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:46:05,794 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:46:05,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/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)] Ended with exit code 0 [2023-12-02 18:46:05,997 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/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 18:46:05,997 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:46:05,998 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:46:05,998 INFO L85 PathProgramCache]: Analyzing trace with hash -1903993545, now seen corresponding path program 1 times [2023-12-02 18:46:05,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:46:05,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [43894609] [2023-12-02 18:46:05,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:46:05,999 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 18:46:06,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:46:06,000 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/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 18:46:06,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ed9f35-a78b-4d84-8512-3de32bed1343/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 (5)] Waiting until timeout for monitored process [2023-12-02 18:46:06,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:46:06,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-02 18:46:06,356 INFO L285 TraceCheckSpWp]: Computing forward predicates...