./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-59.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/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_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-59.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/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_173f8ff4-255b-48de-9866-44b540be4969/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 f9927c34c970864456f4c5388ccaa1ce21141abde04e0eb758df03be2f9ce8de --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:00:57,720 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:00:57,792 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 13:00:57,797 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:00:57,798 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:00:57,823 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:00:57,823 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:00:57,824 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:00:57,825 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:00:57,825 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:00:57,826 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:00:57,826 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:00:57,827 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:00:57,827 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 13:00:57,828 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:00:57,828 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:00:57,829 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 13:00:57,829 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 13:00:57,830 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:00:57,831 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 13:00:57,831 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 13:00:57,832 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 13:00:57,832 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:00:57,833 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 13:00:57,833 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 13:00:57,834 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 13:00:57,834 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 13:00:57,835 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:00:57,835 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 13:00:57,836 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:00:57,836 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 13:00:57,836 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 13:00:57,837 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 13:00:57,837 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:00:57,837 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:00:57,837 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:00:57,838 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:00:57,838 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:00:57,838 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:00:57,838 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:00:57,839 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 13:00:57,839 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 13:00:57,839 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 13:00:57,839 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:00:57,840 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 13:00:57,840 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:00:57,840 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:00:57,840 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_173f8ff4-255b-48de-9866-44b540be4969/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9927c34c970864456f4c5388ccaa1ce21141abde04e0eb758df03be2f9ce8de [2023-12-02 13:00:58,084 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:00:58,107 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:00:58,110 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:00:58,111 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:00:58,112 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:00:58,113 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-59.i [2023-12-02 13:01:01,020 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:01:01,208 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:01:01,209 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-59.i [2023-12-02 13:01:01,219 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/data/7304ba277/e4fc8025cc0747d2b3e4f92e7031ae6c/FLAG85756b828 [2023-12-02 13:01:01,230 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/data/7304ba277/e4fc8025cc0747d2b3e4f92e7031ae6c [2023-12-02 13:01:01,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:01:01,235 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:01:01,236 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:01:01,236 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:01:01,241 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:01:01,242 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:01:01" (1/1) ... [2023-12-02 13:01:01,243 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@325e46af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:01, skipping insertion in model container [2023-12-02 13:01:01,244 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:01:01" (1/1) ... [2023-12-02 13:01:01,278 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:01:01,420 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_173f8ff4-255b-48de-9866-44b540be4969/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-59.i[919,932] [2023-12-02 13:01:01,495 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:01:01,506 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:01:01,522 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_173f8ff4-255b-48de-9866-44b540be4969/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-59.i[919,932] [2023-12-02 13:01:01,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:01:01,586 INFO L206 MainTranslator]: Completed translation [2023-12-02 13:01:01,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:01 WrapperNode [2023-12-02 13:01:01,586 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:01:01,588 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 13:01:01,588 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 13:01:01,588 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 13:01:01,597 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:01" (1/1) ... [2023-12-02 13:01:01,620 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:01" (1/1) ... [2023-12-02 13:01:01,664 INFO L138 Inliner]: procedures = 26, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 248 [2023-12-02 13:01:01,664 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 13:01:01,665 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 13:01:01,665 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 13:01:01,665 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 13:01:01,672 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:01" (1/1) ... [2023-12-02 13:01:01,673 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:01" (1/1) ... [2023-12-02 13:01:01,676 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:01" (1/1) ... [2023-12-02 13:01:01,676 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:01" (1/1) ... [2023-12-02 13:01:01,694 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:01" (1/1) ... [2023-12-02 13:01:01,700 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:01" (1/1) ... [2023-12-02 13:01:01,705 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:01" (1/1) ... [2023-12-02 13:01:01,709 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:01" (1/1) ... [2023-12-02 13:01:01,718 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 13:01:01,719 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 13:01:01,719 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 13:01:01,719 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 13:01:01,720 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:01" (1/1) ... [2023-12-02 13:01:01,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:01:01,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:01:01,755 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 13:01:01,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 13:01:01,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 13:01:01,793 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 13:01:01,794 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 13:01:01,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 13:01:01,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 13:01:01,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 13:01:01,906 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 13:01:01,908 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 13:01:02,403 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 13:01:02,687 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 13:01:02,688 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 13:01:02,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:01:02 BoogieIcfgContainer [2023-12-02 13:01:02,689 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 13:01:02,692 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 13:01:02,692 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 13:01:02,695 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 13:01:02,695 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:01:01" (1/3) ... [2023-12-02 13:01:02,696 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f514edf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:01:02, skipping insertion in model container [2023-12-02 13:01:02,696 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:01" (2/3) ... [2023-12-02 13:01:02,697 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f514edf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:01:02, skipping insertion in model container [2023-12-02 13:01:02,697 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:01:02" (3/3) ... [2023-12-02 13:01:02,698 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-cn_file-59.i [2023-12-02 13:01:02,716 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 13:01:02,716 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 13:01:02,767 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 13:01:02,775 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;@69c5f05c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 13:01:02,775 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 13:01:02,781 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-12-02 13:01:02,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-12-02 13:01:02,797 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:01:02,798 INFO L195 NwaCegarLoop]: trace histogram [34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:01:02,798 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:01:02,803 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:01:02,803 INFO L85 PathProgramCache]: Analyzing trace with hash -473848033, now seen corresponding path program 1 times [2023-12-02 13:01:02,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 13:01:02,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673570648] [2023-12-02 13:01:02,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:01:02,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 13:01:02,990 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 13:01:02,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2087268703] [2023-12-02 13:01:02,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:01:02,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 13:01:02,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:01:03,000 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 13:01:03,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 13:01:03,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 13:01:03,295 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 13:01:03,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 13:01:03,616 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 13:01:03,618 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 13:01:03,619 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 13:01:03,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 13:01:03,823 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 13:01:03,827 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 13:01:03,831 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 13:01:03,945 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 01:01:03 BoogieIcfgContainer [2023-12-02 13:01:03,945 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 13:01:03,946 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 13:01:03,946 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 13:01:03,946 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 13:01:03,947 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:01:02" (3/4) ... [2023-12-02 13:01:03,949 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 13:01:03,949 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 13:01:03,950 INFO L158 Benchmark]: Toolchain (without parser) took 2715.78ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 91.2MB in the beginning and 106.0MB in the end (delta: -14.9MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2023-12-02 13:01:03,951 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 138.4MB. Free memory is still 111.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:01:03,952 INFO L158 Benchmark]: CACSL2BoogieTranslator took 350.70ms. Allocated memory is still 138.4MB. Free memory was 90.9MB in the beginning and 75.0MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 13:01:03,952 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.71ms. Allocated memory is still 138.4MB. Free memory was 74.8MB in the beginning and 69.7MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 13:01:03,953 INFO L158 Benchmark]: Boogie Preprocessor took 53.06ms. Allocated memory is still 138.4MB. Free memory was 69.7MB in the beginning and 67.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 13:01:03,954 INFO L158 Benchmark]: RCFGBuilder took 970.95ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 67.1MB in the beginning and 96.3MB in the end (delta: -29.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-02 13:01:03,954 INFO L158 Benchmark]: TraceAbstraction took 1253.92ms. Allocated memory is still 174.1MB. Free memory was 95.3MB in the beginning and 107.1MB in the end (delta: -11.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:01:03,955 INFO L158 Benchmark]: Witness Printer took 3.38ms. Allocated memory is still 174.1MB. Free memory was 107.1MB in the beginning and 106.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:01:03,958 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 138.4MB. Free memory is still 111.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 350.70ms. Allocated memory is still 138.4MB. Free memory was 90.9MB in the beginning and 75.0MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.71ms. Allocated memory is still 138.4MB. Free memory was 74.8MB in the beginning and 69.7MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.06ms. Allocated memory is still 138.4MB. Free memory was 69.7MB in the beginning and 67.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 970.95ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 67.1MB in the beginning and 96.3MB in the end (delta: -29.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1253.92ms. Allocated memory is still 174.1MB. Free memory was 95.3MB in the beginning and 107.1MB in the end (delta: -11.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.38ms. Allocated memory is still 174.1MB. Free memory was 107.1MB in the beginning and 106.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 114, overapproximation of bitwiseOr at line 120, overapproximation of someBinaryArithmeticDOUBLEoperation at line 67, overapproximation of someBinaryDOUBLEComparisonOperation at line 65. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 1; [L23] unsigned char var_1_4 = 25; [L24] unsigned short int var_1_5 = 0; [L25] unsigned short int var_1_6 = 62100; [L26] unsigned short int var_1_7 = 27651; [L27] double var_1_8 = 128.9; [L28] double var_1_10 = 16.5; [L29] double var_1_11 = 25.5; [L30] double var_1_12 = 199.75; [L31] unsigned char var_1_13 = 2; [L32] unsigned char var_1_14 = 1; [L33] unsigned char var_1_15 = 1; [L34] unsigned char var_1_16 = 1; [L35] unsigned short int var_1_17 = 32; [L36] unsigned char var_1_18 = 1; [L37] unsigned long int var_1_19 = 1; [L38] unsigned short int var_1_20 = 25; [L39] float var_1_21 = 0.65; [L40] float var_1_22 = 7.579; [L41] unsigned short int var_1_23 = 50; [L42] signed long int var_1_24 = -25; [L43] signed short int var_1_25 = -100; [L44] unsigned long int var_1_26 = 4; [L45] signed short int var_1_27 = 16; [L46] unsigned char var_1_28 = 1; [L47] unsigned char var_1_29 = 1; [L48] unsigned long int var_1_30 = 0; [L49] unsigned char var_1_31 = 64; [L50] float var_1_32 = 1.25; [L51] unsigned char var_1_33 = 128; [L52] unsigned char var_1_34 = 100; [L53] unsigned char var_1_35 = 4; [L54] unsigned char var_1_36 = 1; [L55] unsigned short int last_1_var_1_5 = 0; [L56] unsigned char last_1_var_1_15 = 1; [L57] unsigned char last_1_var_1_18 = 1; [L58] unsigned long int last_1_var_1_19 = 1; [L219] isInitial = 1 [L220] FCALL initially() [L221] COND TRUE 1 [L222] CALL updateLastVariables() [L209] last_1_var_1_5 = var_1_5 [L210] last_1_var_1_15 = var_1_15 [L211] last_1_var_1_18 = var_1_18 [L212] last_1_var_1_19 = var_1_19 [L222] RET updateLastVariables() [L223] CALL updateVariables() [L154] var_1_4 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L156] CALL assume_abort_if_not(var_1_4 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_4 <= 255) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L157] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L158] var_1_6 = __VERIFIER_nondet_ushort() [L159] CALL assume_abort_if_not(var_1_6 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_6 >= 32767) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=27651, var_1_8=1289/10] [L160] CALL assume_abort_if_not(var_1_6 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_6 <= 65534) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=27651, var_1_8=1289/10] [L161] var_1_7 = __VERIFIER_nondet_ushort() [L162] CALL assume_abort_if_not(var_1_7 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_7 >= 16383) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L163] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L164] var_1_10 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L166] var_1_11 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L168] var_1_12 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L170] var_1_14 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L172] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L173] var_1_16 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L175] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L176] var_1_21 = __VERIFIER_nondet_float() [L177] CALL assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L178] var_1_22 = __VERIFIER_nondet_float() [L179] CALL assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L180] var_1_23 = __VERIFIER_nondet_ushort() [L181] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L182] CALL assume_abort_if_not(var_1_23 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_23 <= 65534) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L183] var_1_26 = __VERIFIER_nondet_ulong() [L184] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L185] CALL assume_abort_if_not(var_1_26 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_26 <= 4294967295) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L186] CALL assume_abort_if_not(var_1_26 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_26 != 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L187] var_1_27 = __VERIFIER_nondet_short() [L188] CALL assume_abort_if_not(var_1_27 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_27 >= -32767) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L189] CALL assume_abort_if_not(var_1_27 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_27 <= 32766) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L190] var_1_29 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L192] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L193] var_1_32 = __VERIFIER_nondet_float() [L194] CALL assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L195] var_1_33 = __VERIFIER_nondet_uchar() [L196] CALL assume_abort_if_not(var_1_33 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_33 >= 127) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L197] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L198] var_1_34 = __VERIFIER_nondet_uchar() [L199] CALL assume_abort_if_not(var_1_34 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=63, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_34 >= 63) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=63, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L200] CALL assume_abort_if_not(var_1_34 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=63, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_34 <= 127) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=63, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L201] var_1_35 = __VERIFIER_nondet_uchar() [L202] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=63, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L202] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=63, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L203] CALL assume_abort_if_not(var_1_35 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=63, var_1_35=63, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not(var_1_35 <= 63) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=63, var_1_35=63, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L204] var_1_36 = __VERIFIER_nondet_uchar() [L205] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=63, var_1_35=63, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L205] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=63, var_1_35=63, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L206] CALL assume_abort_if_not(var_1_36 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=63, var_1_35=63, var_1_36=254, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L206] RET assume_abort_if_not(var_1_36 <= 254) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=63, var_1_35=63, var_1_36=254, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L223] RET updateVariables() [L224] CALL step() [L62] unsigned char stepLocal_3 = last_1_var_1_19 < var_1_6; [L63] COND TRUE \read(last_1_var_1_18) [L64] COND TRUE (! last_1_var_1_15) || stepLocal_3 [L65] var_1_8 = ((((127.25) > (var_1_10)) ? (127.25) : (var_1_10))) [L72] COND FALSE !(var_1_12 != var_1_8) [L75] var_1_15 = var_1_16 [L77] var_1_17 = var_1_4 [L78] var_1_18 = var_1_16 [L79] var_1_19 = var_1_4 [L80] unsigned short int stepLocal_1 = var_1_17; [L81] unsigned char stepLocal_0 = var_1_17 != (16 / var_1_4); [L82] COND FALSE !(stepLocal_0 && var_1_15) [L93] var_1_1 = var_1_17 [L95] unsigned short int stepLocal_2 = var_1_17; [L96] COND FALSE !(stepLocal_2 < last_1_var_1_5) [L99] COND FALSE !(! var_1_15) [L103] unsigned short int stepLocal_5 = var_1_6; [L104] unsigned short int stepLocal_4 = var_1_5; [L105] COND TRUE stepLocal_4 != ((var_1_6 / var_1_4) * ((((var_1_5) > (var_1_19)) ? (var_1_5) : (var_1_19)))) [L106] COND TRUE var_1_5 <= stepLocal_5 [L107] var_1_13 = 32 [L114] COND FALSE !(var_1_21 == var_1_22) [L117] COND FALSE !(((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) > ((((128.5f) < (((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))) ? (128.5f) : (((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))))) [L120] EXPR var_1_23 | var_1_24 [L120] COND TRUE (var_1_20 / var_1_26) < (var_1_23 | var_1_24) [L121] COND TRUE (- var_1_22) >= 256.75f [L122] var_1_25 = var_1_27 [L127] EXPR var_1_20 ^ (~ var_1_25) [L127] COND TRUE (var_1_20 ^ (~ var_1_25)) >= var_1_24 [L128] var_1_28 = ((var_1_21 <= var_1_22) || var_1_29) [L130] COND TRUE var_1_24 < var_1_20 [L131] COND FALSE !(var_1_22 <= var_1_21) [L135] COND FALSE !(var_1_26 < ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) [L150] var_1_31 = var_1_36 [L224] RET step() [L225] CALL, EXPR property() [L215-L216] return (((((((((var_1_17 != (16 / var_1_4)) && var_1_15) ? ((var_1_17 > var_1_4) ? (var_1_1 == ((unsigned short int) (var_1_4 + var_1_17))) : (var_1_15 ? (var_1_1 == ((unsigned short int) var_1_17)) : (var_1_1 == ((unsigned short int) var_1_4)))) : (var_1_1 == ((unsigned short int) var_1_17))) && ((var_1_17 < last_1_var_1_5) ? (var_1_5 == ((unsigned short int) (var_1_6 - (var_1_7 - last_1_var_1_5)))) : ((! var_1_15) ? (var_1_5 == ((unsigned short int) ((((last_1_var_1_5) > ((var_1_7 + var_1_4))) ? (last_1_var_1_5) : ((var_1_7 + var_1_4)))))) : 1))) && (last_1_var_1_18 ? (((! last_1_var_1_15) || (last_1_var_1_19 < var_1_6)) ? (var_1_8 == ((double) ((((127.25) > (var_1_10)) ? (127.25) : (var_1_10))))) : (var_1_8 == ((double) (var_1_11 + var_1_12)))) : (var_1_8 == ((double) var_1_11)))) && ((var_1_5 != ((var_1_6 / var_1_4) * ((((var_1_5) > (var_1_19)) ? (var_1_5) : (var_1_19))))) ? ((var_1_5 <= var_1_6) ? (var_1_13 == ((unsigned char) 32)) : (var_1_13 == ((unsigned char) var_1_14))) : (var_1_13 == ((unsigned char) var_1_14)))) && ((var_1_12 != var_1_8) ? (var_1_15 == ((unsigned char) (! var_1_16))) : (var_1_15 == ((unsigned char) var_1_16)))) && (var_1_17 == ((unsigned short int) var_1_4))) && (var_1_18 == ((unsigned char) var_1_16))) && (var_1_19 == ((unsigned long int) var_1_4)) ; [L225] RET, EXPR property() [L225] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=0, var_1_11=0, var_1_13=32, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=4, var_1_18=1, var_1_19=4, var_1_1=4, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=0, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=254, var_1_33=254, var_1_34=63, var_1_35=63, var_1_36=254, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=509/4] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=0, var_1_11=0, var_1_13=32, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=4, var_1_18=1, var_1_19=4, var_1_1=4, var_1_20=25, var_1_23=0, var_1_24=-25, var_1_25=0, var_1_26=25, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=254, var_1_33=254, var_1_34=63, var_1_35=63, var_1_36=254, var_1_4=4, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=509/4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 34, 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=62occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 125 NumberOfCodeBlocks, 125 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 13:01:03,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/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_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-59.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/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_173f8ff4-255b-48de-9866-44b540be4969/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 f9927c34c970864456f4c5388ccaa1ce21141abde04e0eb758df03be2f9ce8de --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:01:06,037 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:01:06,107 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 13:01:06,112 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:01:06,113 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:01:06,140 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:01:06,141 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:01:06,141 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:01:06,142 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:01:06,143 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:01:06,143 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:01:06,144 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:01:06,144 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:01:06,145 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:01:06,145 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:01:06,146 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:01:06,147 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:01:06,148 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 13:01:06,148 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 13:01:06,149 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 13:01:06,149 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:01:06,150 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 13:01:06,151 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:01:06,151 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 13:01:06,152 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 13:01:06,152 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 13:01:06,153 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 13:01:06,153 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 13:01:06,154 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 13:01:06,154 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:01:06,155 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:01:06,155 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 13:01:06,155 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:01:06,156 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:01:06,156 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:01:06,156 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:01:06,156 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:01:06,157 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 13:01:06,157 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 13:01:06,157 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 13:01:06,157 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:01:06,158 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 13:01:06,158 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:01:06,158 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:01:06,158 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_173f8ff4-255b-48de-9866-44b540be4969/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9927c34c970864456f4c5388ccaa1ce21141abde04e0eb758df03be2f9ce8de [2023-12-02 13:01:06,484 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:01:06,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:01:06,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:01:06,510 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:01:06,511 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:01:06,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-59.i [2023-12-02 13:01:09,363 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:01:09,590 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:01:09,591 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-59.i [2023-12-02 13:01:09,603 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/data/ea4d87353/f26874990a8243d198674da8aa80ea76/FLAG0cd8f293d [2023-12-02 13:01:09,620 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/data/ea4d87353/f26874990a8243d198674da8aa80ea76 [2023-12-02 13:01:09,623 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:01:09,625 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:01:09,627 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:01:09,627 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:01:09,633 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:01:09,634 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:01:09" (1/1) ... [2023-12-02 13:01:09,635 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cfa2bca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:09, skipping insertion in model container [2023-12-02 13:01:09,635 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:01:09" (1/1) ... [2023-12-02 13:01:09,678 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:01:09,856 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_173f8ff4-255b-48de-9866-44b540be4969/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-59.i[919,932] [2023-12-02 13:01:09,941 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:01:09,961 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:01:09,977 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_173f8ff4-255b-48de-9866-44b540be4969/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-59.i[919,932] [2023-12-02 13:01:10,026 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:01:10,052 INFO L206 MainTranslator]: Completed translation [2023-12-02 13:01:10,052 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:10 WrapperNode [2023-12-02 13:01:10,053 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:01:10,054 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 13:01:10,055 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 13:01:10,055 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 13:01:10,064 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:10" (1/1) ... [2023-12-02 13:01:10,084 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:10" (1/1) ... [2023-12-02 13:01:10,121 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 221 [2023-12-02 13:01:10,122 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 13:01:10,123 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 13:01:10,123 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 13:01:10,123 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 13:01:10,135 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:10" (1/1) ... [2023-12-02 13:01:10,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:10" (1/1) ... [2023-12-02 13:01:10,142 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:10" (1/1) ... [2023-12-02 13:01:10,142 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:10" (1/1) ... [2023-12-02 13:01:10,158 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:10" (1/1) ... [2023-12-02 13:01:10,163 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:10" (1/1) ... [2023-12-02 13:01:10,168 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:10" (1/1) ... [2023-12-02 13:01:10,171 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:10" (1/1) ... [2023-12-02 13:01:10,177 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 13:01:10,178 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 13:01:10,179 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 13:01:10,179 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 13:01:10,180 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:10" (1/1) ... [2023-12-02 13:01:10,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:01:10,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:01:10,263 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 13:01:10,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 13:01:10,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 13:01:10,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 13:01:10,306 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 13:01:10,306 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 13:01:10,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 13:01:10,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 13:01:10,434 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 13:01:10,437 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 13:01:11,639 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 13:01:11,692 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 13:01:11,693 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 13:01:11,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:01:11 BoogieIcfgContainer [2023-12-02 13:01:11,694 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 13:01:11,697 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 13:01:11,697 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 13:01:11,700 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 13:01:11,700 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:01:09" (1/3) ... [2023-12-02 13:01:11,701 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23914814 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:01:11, skipping insertion in model container [2023-12-02 13:01:11,701 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:01:10" (2/3) ... [2023-12-02 13:01:11,702 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23914814 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:01:11, skipping insertion in model container [2023-12-02 13:01:11,702 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:01:11" (3/3) ... [2023-12-02 13:01:11,703 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-cn_file-59.i [2023-12-02 13:01:11,723 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 13:01:11,723 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 13:01:11,773 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 13:01:11,781 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;@5abb6d50, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 13:01:11,781 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 13:01:11,787 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 53 states have (on average 1.490566037735849) internal successors, (79), 54 states have internal predecessors, (79), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-12-02 13:01:11,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-12-02 13:01:11,805 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:01:11,806 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:01:11,806 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:01:11,811 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:01:11,811 INFO L85 PathProgramCache]: Analyzing trace with hash -484800952, now seen corresponding path program 1 times [2023-12-02 13:01:11,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:01:11,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [961367832] [2023-12-02 13:01:11,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:01:11,825 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 13:01:11,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:01:11,827 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/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 13:01:11,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/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 13:01:12,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:01:12,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 13:01:12,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:01:12,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1034 proven. 0 refuted. 0 times theorem prover too weak. 1210 trivial. 0 not checked. [2023-12-02 13:01:12,349 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:01:12,350 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:01:12,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [961367832] [2023-12-02 13:01:12,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [961367832] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:01:12,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:01:12,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 13:01:12,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016352854] [2023-12-02 13:01:12,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:01:12,361 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 13:01:12,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:01:12,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 13:01:12,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 13:01:12,396 INFO L87 Difference]: Start difference. First operand has 90 states, 53 states have (on average 1.490566037735849) internal successors, (79), 54 states have internal predecessors, (79), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-12-02 13:01:12,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:01:12,683 INFO L93 Difference]: Finished difference Result 177 states and 326 transitions. [2023-12-02 13:01:12,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 13:01:12,702 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 208 [2023-12-02 13:01:12,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:01:12,710 INFO L225 Difference]: With dead ends: 177 [2023-12-02 13:01:12,711 INFO L226 Difference]: Without dead ends: 88 [2023-12-02 13:01:12,714 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 207 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 13:01:12,718 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-02 13:01:12,719 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 138 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-02 13:01:12,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-12-02 13:01:12,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2023-12-02 13:01:12,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 52 states have (on average 1.4038461538461537) internal successors, (73), 52 states have internal predecessors, (73), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-12-02 13:01:12,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 141 transitions. [2023-12-02 13:01:12,775 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 141 transitions. Word has length 208 [2023-12-02 13:01:12,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:01:12,775 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 141 transitions. [2023-12-02 13:01:12,776 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-12-02 13:01:12,776 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 141 transitions. [2023-12-02 13:01:12,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-12-02 13:01:12,782 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:01:12,782 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:01:12,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/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 13:01:12,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/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 13:01:12,983 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:01:12,984 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:01:12,984 INFO L85 PathProgramCache]: Analyzing trace with hash 1158317312, now seen corresponding path program 1 times [2023-12-02 13:01:12,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:01:12,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1596297142] [2023-12-02 13:01:12,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:01:12,985 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 13:01:12,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:01:12,986 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/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 13:01:12,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/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 13:01:13,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:01:13,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 13:01:13,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:01:14,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-12-02 13:01:14,188 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:01:14,189 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:01:14,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1596297142] [2023-12-02 13:01:14,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1596297142] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:01:14,190 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:01:14,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 13:01:14,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376792835] [2023-12-02 13:01:14,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:01:14,193 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 13:01:14,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:01:14,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 13:01:14,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 13:01:14,196 INFO L87 Difference]: Start difference. First operand 88 states and 141 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-02 13:01:15,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:01:15,338 INFO L93 Difference]: Finished difference Result 263 states and 422 transitions. [2023-12-02 13:01:15,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 13:01:15,358 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 208 [2023-12-02 13:01:15,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:01:15,362 INFO L225 Difference]: With dead ends: 263 [2023-12-02 13:01:15,362 INFO L226 Difference]: Without dead ends: 176 [2023-12-02 13:01:15,364 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 13:01:15,365 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 76 mSDsluCounter, 273 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 410 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-12-02 13:01:15,365 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 410 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-12-02 13:01:15,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2023-12-02 13:01:15,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 147. [2023-12-02 13:01:15,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 76 states have (on average 1.2763157894736843) internal successors, (97), 76 states have internal predecessors, (97), 68 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2023-12-02 13:01:15,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 233 transitions. [2023-12-02 13:01:15,408 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 233 transitions. Word has length 208 [2023-12-02 13:01:15,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:01:15,410 INFO L495 AbstractCegarLoop]: Abstraction has 147 states and 233 transitions. [2023-12-02 13:01:15,410 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-02 13:01:15,411 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 233 transitions. [2023-12-02 13:01:15,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-12-02 13:01:15,415 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:01:15,416 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:01:15,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/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 13:01:15,627 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/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 13:01:15,628 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:01:15,628 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:01:15,628 INFO L85 PathProgramCache]: Analyzing trace with hash 493592379, now seen corresponding path program 1 times [2023-12-02 13:01:15,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:01:15,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2093133668] [2023-12-02 13:01:15,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:01:15,629 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 13:01:15,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:01:15,631 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/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 13:01:15,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/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 13:01:15,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:01:16,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 13:01:16,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:01:16,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-12-02 13:01:16,640 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:01:16,641 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:01:16,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2093133668] [2023-12-02 13:01:16,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2093133668] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:01:16,641 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:01:16,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 13:01:16,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954401589] [2023-12-02 13:01:16,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:01:16,643 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 13:01:16,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:01:16,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 13:01:16,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 13:01:16,645 INFO L87 Difference]: Start difference. First operand 147 states and 233 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-02 13:01:17,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:01:17,838 INFO L93 Difference]: Finished difference Result 341 states and 545 transitions. [2023-12-02 13:01:17,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 13:01:17,855 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 209 [2023-12-02 13:01:17,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:01:17,859 INFO L225 Difference]: With dead ends: 341 [2023-12-02 13:01:17,860 INFO L226 Difference]: Without dead ends: 254 [2023-12-02 13:01:17,861 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 13:01:17,863 INFO L413 NwaCegarLoop]: 162 mSDtfsCounter, 111 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-12-02 13:01:17,863 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 428 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-12-02 13:01:17,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2023-12-02 13:01:17,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 232. [2023-12-02 13:01:17,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 126 states have (on average 1.3174603174603174) internal successors, (166), 126 states have internal predecessors, (166), 102 states have call successors, (102), 3 states have call predecessors, (102), 3 states have return successors, (102), 102 states have call predecessors, (102), 102 states have call successors, (102) [2023-12-02 13:01:17,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 370 transitions. [2023-12-02 13:01:17,922 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 370 transitions. Word has length 209 [2023-12-02 13:01:17,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:01:17,923 INFO L495 AbstractCegarLoop]: Abstraction has 232 states and 370 transitions. [2023-12-02 13:01:17,923 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-02 13:01:17,924 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 370 transitions. [2023-12-02 13:01:17,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2023-12-02 13:01:17,927 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:01:17,928 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:01:17,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/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 13:01:18,137 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/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 13:01:18,137 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:01:18,138 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:01:18,138 INFO L85 PathProgramCache]: Analyzing trace with hash 41334155, now seen corresponding path program 1 times [2023-12-02 13:01:18,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:01:18,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1732048940] [2023-12-02 13:01:18,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:01:18,140 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 13:01:18,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:01:18,141 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/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 13:01:18,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/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 13:01:18,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:01:18,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 13:01:18,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:01:28,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 503 proven. 330 refuted. 0 times theorem prover too weak. 1411 trivial. 0 not checked. [2023-12-02 13:01:28,344 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:01:47,617 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:01:47,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1732048940] [2023-12-02 13:01:47,617 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: line 49025 column 7: push canceled [2023-12-02 13:01:47,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [221008930] [2023-12-02 13:01:47,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:01:47,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 13:01:47,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 13:01:47,619 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 13:01:47,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-02 13:01:49,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:01:49,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 13:01:49,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:07:52,424 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 503 proven. 330 refuted. 0 times theorem prover too weak. 1411 trivial. 0 not checked. [2023-12-02 13:07:52,424 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:08:18,366 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: line 76969 column 7: push canceled [2023-12-02 13:08:18,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1104313096] [2023-12-02 13:08:18,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:08:18,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 13:08:18,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:08:18,368 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 13:08:18,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_173f8ff4-255b-48de-9866-44b540be4969/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-12-02 13:08:18,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:08:18,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 13:08:18,924 INFO L285 TraceCheckSpWp]: Computing forward predicates...