./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.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_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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 2e11c1d358a9fdd2ffffeabc25eceeade48a4cc5cea83954186004f40f9ac893 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 14:29:28,185 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 14:29:28,256 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 14:29:28,263 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 14:29:28,263 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 14:29:28,290 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 14:29:28,291 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 14:29:28,292 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 14:29:28,293 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 14:29:28,293 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 14:29:28,294 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 14:29:28,294 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 14:29:28,295 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 14:29:28,295 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 14:29:28,296 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 14:29:28,297 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 14:29:28,297 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 14:29:28,298 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 14:29:28,298 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 14:29:28,299 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 14:29:28,299 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 14:29:28,300 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 14:29:28,301 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 14:29:28,301 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 14:29:28,302 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 14:29:28,302 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 14:29:28,302 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 14:29:28,303 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 14:29:28,303 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 14:29:28,304 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 14:29:28,304 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 14:29:28,305 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 14:29:28,305 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 14:29:28,306 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 14:29:28,306 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 14:29:28,306 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 14:29:28,307 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 14:29:28,307 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 14:29:28,308 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 14:29:28,308 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 14:29:28,308 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 14:29:28,309 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 14:29:28,309 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 14:29:28,309 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 14:29:28,310 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 14:29:28,310 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 14:29:28,310 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 14:29:28,310 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_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e11c1d358a9fdd2ffffeabc25eceeade48a4cc5cea83954186004f40f9ac893 [2023-12-02 14:29:28,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 14:29:28,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 14:29:28,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 14:29:28,572 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 14:29:28,572 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 14:29:28,573 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.i [2023-12-02 14:29:31,548 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 14:29:31,743 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 14:29:31,744 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.i [2023-12-02 14:29:31,753 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/data/936043275/68ac78f0d0a246edbd1ab9df8cf3d0d6/FLAGa675050b1 [2023-12-02 14:29:31,768 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/data/936043275/68ac78f0d0a246edbd1ab9df8cf3d0d6 [2023-12-02 14:29:31,771 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 14:29:31,773 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 14:29:31,774 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 14:29:31,774 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 14:29:31,780 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 14:29:31,781 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:29:31" (1/1) ... [2023-12-02 14:29:31,782 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59f62c6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:31, skipping insertion in model container [2023-12-02 14:29:31,782 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:29:31" (1/1) ... [2023-12-02 14:29:31,819 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 14:29:31,954 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_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.i[918,931] [2023-12-02 14:29:32,028 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 14:29:32,044 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 14:29:32,057 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_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.i[918,931] [2023-12-02 14:29:32,099 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 14:29:32,119 INFO L206 MainTranslator]: Completed translation [2023-12-02 14:29:32,119 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:32 WrapperNode [2023-12-02 14:29:32,120 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 14:29:32,121 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 14:29:32,121 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 14:29:32,121 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 14:29:32,129 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:32" (1/1) ... [2023-12-02 14:29:32,141 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:32" (1/1) ... [2023-12-02 14:29:32,172 INFO L138 Inliner]: procedures = 26, calls = 52, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 285 [2023-12-02 14:29:32,172 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 14:29:32,173 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 14:29:32,173 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 14:29:32,173 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 14:29:32,180 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:32" (1/1) ... [2023-12-02 14:29:32,180 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:32" (1/1) ... [2023-12-02 14:29:32,185 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:32" (1/1) ... [2023-12-02 14:29:32,185 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:32" (1/1) ... [2023-12-02 14:29:32,199 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:32" (1/1) ... [2023-12-02 14:29:32,204 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:32" (1/1) ... [2023-12-02 14:29:32,208 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:32" (1/1) ... [2023-12-02 14:29:32,210 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:32" (1/1) ... [2023-12-02 14:29:32,216 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 14:29:32,217 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 14:29:32,217 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 14:29:32,217 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 14:29:32,218 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:32" (1/1) ... [2023-12-02 14:29:32,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 14:29:32,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 14:29:32,253 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 14:29:32,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 14:29:32,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 14:29:32,285 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 14:29:32,285 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 14:29:32,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 14:29:32,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 14:29:32,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 14:29:32,392 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 14:29:32,394 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 14:29:32,847 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 14:29:33,088 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 14:29:33,089 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 14:29:33,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:29:33 BoogieIcfgContainer [2023-12-02 14:29:33,090 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 14:29:33,092 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 14:29:33,092 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 14:29:33,095 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 14:29:33,096 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:29:31" (1/3) ... [2023-12-02 14:29:33,096 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e5581d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:29:33, skipping insertion in model container [2023-12-02 14:29:33,097 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:32" (2/3) ... [2023-12-02 14:29:33,097 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e5581d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:29:33, skipping insertion in model container [2023-12-02 14:29:33,097 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:29:33" (3/3) ... [2023-12-02 14:29:33,099 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.i [2023-12-02 14:29:33,115 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 14:29:33,116 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 14:29:33,166 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 14:29:33,172 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;@56916c56, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 14:29:33,173 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 14:29:33,178 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 28 states have (on average 1.1071428571428572) internal successors, (31), 29 states have internal predecessors, (31), 39 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2023-12-02 14:29:33,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-12-02 14:29:33,193 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:29:33,194 INFO L195 NwaCegarLoop]: trace histogram [39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:29:33,194 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:29:33,198 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:29:33,199 INFO L85 PathProgramCache]: Analyzing trace with hash -591594078, now seen corresponding path program 1 times [2023-12-02 14:29:33,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 14:29:33,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251247293] [2023-12-02 14:29:33,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:29:33,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 14:29:33,400 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 14:29:33,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [952350655] [2023-12-02 14:29:33,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:29:33,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 14:29:33,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 14:29:33,406 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 14:29:33,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 14:29:33,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 14:29:33,675 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 14:29:33,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 14:29:33,964 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 14:29:33,967 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 14:29:33,969 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 14:29:33,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 14:29:34,171 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 14:29:34,176 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 14:29:34,180 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 14:29:34,326 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:29:34 BoogieIcfgContainer [2023-12-02 14:29:34,327 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 14:29:34,327 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 14:29:34,327 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 14:29:34,327 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 14:29:34,328 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:29:33" (3/4) ... [2023-12-02 14:29:34,329 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 14:29:34,330 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 14:29:34,331 INFO L158 Benchmark]: Toolchain (without parser) took 2558.37ms. Allocated memory was 144.7MB in the beginning and 186.6MB in the end (delta: 41.9MB). Free memory was 99.7MB in the beginning and 103.4MB in the end (delta: -3.7MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2023-12-02 14:29:34,332 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 102.8MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 14:29:34,332 INFO L158 Benchmark]: CACSL2BoogieTranslator took 345.68ms. Allocated memory is still 144.7MB. Free memory was 99.7MB in the beginning and 84.2MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 14:29:34,333 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.47ms. Allocated memory is still 144.7MB. Free memory was 83.8MB in the beginning and 80.9MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 14:29:34,333 INFO L158 Benchmark]: Boogie Preprocessor took 43.37ms. Allocated memory is still 144.7MB. Free memory was 80.9MB in the beginning and 78.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 14:29:34,334 INFO L158 Benchmark]: RCFGBuilder took 873.49ms. Allocated memory was 144.7MB in the beginning and 186.6MB in the end (delta: 41.9MB). Free memory was 78.3MB in the beginning and 110.9MB in the end (delta: -32.6MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2023-12-02 14:29:34,334 INFO L158 Benchmark]: TraceAbstraction took 1234.39ms. Allocated memory is still 186.6MB. Free memory was 110.0MB in the beginning and 103.4MB in the end (delta: 6.5MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2023-12-02 14:29:34,335 INFO L158 Benchmark]: Witness Printer took 3.24ms. Allocated memory is still 186.6MB. Free memory is still 103.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 14:29:34,338 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 102.8MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 345.68ms. Allocated memory is still 144.7MB. Free memory was 99.7MB in the beginning and 84.2MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.47ms. Allocated memory is still 144.7MB. Free memory was 83.8MB in the beginning and 80.9MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.37ms. Allocated memory is still 144.7MB. Free memory was 80.9MB in the beginning and 78.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 873.49ms. Allocated memory was 144.7MB in the beginning and 186.6MB in the end (delta: 41.9MB). Free memory was 78.3MB in the beginning and 110.9MB in the end (delta: -32.6MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1234.39ms. Allocated memory is still 186.6MB. Free memory was 110.0MB in the beginning and 103.4MB in the end (delta: 6.5MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. * Witness Printer took 3.24ms. Allocated memory is still 186.6MB. Free memory is still 103.4MB. 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 219, overapproximation of bitwiseOr at line 100, overapproximation of someBinaryArithmeticDOUBLEoperation at line 129, overapproximation of someBinaryDOUBLEComparisonOperation at line 72, overapproximation of someBinaryArithmeticFLOAToperation at line 127. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 100.25; [L23] double var_1_5 = 1.9; [L24] double var_1_6 = 7.5; [L25] double var_1_7 = 64.25; [L26] signed long int var_1_8 = 2; [L27] signed long int var_1_9 = 1000000000; [L28] signed long int var_1_10 = 1000000000; [L29] signed long int var_1_11 = 1957998270; [L30] float var_1_12 = 50.25; [L31] float var_1_13 = 9.8; [L32] float var_1_14 = 25.5; [L33] float var_1_15 = 3.5; [L34] signed long int var_1_16 = -500; [L35] unsigned char var_1_17 = 1; [L36] unsigned char var_1_18 = 1; [L37] unsigned char var_1_19 = 0; [L38] signed long int var_1_20 = -4; [L39] unsigned char var_1_21 = 0; [L40] signed short int var_1_22 = 8; [L41] signed short int var_1_23 = -200; [L42] signed long int var_1_24 = 0; [L43] unsigned short int var_1_25 = 32; [L44] signed long int var_1_26 = 10; [L45] signed short int var_1_27 = 0; [L46] signed short int var_1_28 = -128; [L47] signed short int var_1_29 = 16; [L48] signed short int var_1_30 = 10; [L49] unsigned char var_1_31 = 1; [L50] unsigned long int var_1_32 = 32; [L51] unsigned long int var_1_33 = 5; [L52] unsigned char var_1_34 = 1; [L53] unsigned char var_1_35 = 128; [L54] unsigned char var_1_36 = 10; [L55] unsigned short int var_1_37 = 256; [L56] signed long int var_1_38 = 10; [L57] signed char var_1_39 = 16; [L58] double var_1_40 = 256.5; [L59] double var_1_41 = 15.5; [L60] unsigned long int var_1_42 = 10; [L61] double var_1_43 = 5.602; [L62] double last_1_var_1_1 = 100.25; [L63] signed long int last_1_var_1_8 = 2; [L64] float last_1_var_1_12 = 50.25; [L65] signed long int last_1_var_1_16 = -500; [L66] unsigned char last_1_var_1_17 = 1; [L67] unsigned char last_1_var_1_19 = 0; [L223] isInitial = 1 [L224] FCALL initially() [L225] COND TRUE 1 [L226] CALL updateLastVariables() [L211] last_1_var_1_1 = var_1_1 [L212] last_1_var_1_8 = var_1_8 [L213] last_1_var_1_12 = var_1_12 [L214] last_1_var_1_16 = var_1_16 [L215] last_1_var_1_17 = var_1_17 [L216] last_1_var_1_19 = var_1_19 [L226] RET updateLastVariables() [L227] CALL updateVariables() [L148] var_1_5 = __VERIFIER_nondet_double() [L149] CALL assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=15/2, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=15/2, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L150] var_1_6 = __VERIFIER_nondet_double() [L151] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L152] var_1_7 = __VERIFIER_nondet_double() [L153] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1000000000] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1000000000] [L154] var_1_9 = __VERIFIER_nondet_long() [L155] CALL assume_abort_if_not(var_1_9 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_9 >= 536870911) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L156] CALL assume_abort_if_not(var_1_9 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_9 <= 1073741823) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L157] var_1_10 = __VERIFIER_nondet_long() [L158] CALL assume_abort_if_not(var_1_10 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_10 >= 536870911) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L159] CALL assume_abort_if_not(var_1_10 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_10 <= 1073741823) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L160] var_1_11 = __VERIFIER_nondet_long() [L161] CALL assume_abort_if_not(var_1_11 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_11 >= 1073741823) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L162] CALL assume_abort_if_not(var_1_11 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_11 <= 2147483646) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L163] var_1_14 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L165] var_1_15 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 2305843.009213691390e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 2305843.009213691390e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L167] var_1_18 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L169] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L170] var_1_21 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L172] CALL assume_abort_if_not(var_1_21 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_21 <= 1) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L173] var_1_22 = __VERIFIER_nondet_short() [L174] CALL assume_abort_if_not(var_1_22 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_22 >= -32768) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L175] CALL assume_abort_if_not(var_1_22 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_22 <= 32767) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L176] var_1_23 = __VERIFIER_nondet_short() [L177] CALL assume_abort_if_not(var_1_23 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_23 >= -32768) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L178] CALL assume_abort_if_not(var_1_23 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_23 <= 32767) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L179] CALL assume_abort_if_not(var_1_23 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_23 != 0) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L180] var_1_24 = __VERIFIER_nondet_long() [L181] CALL assume_abort_if_not(var_1_24 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_24 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L182] CALL assume_abort_if_not(var_1_24 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_24 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L183] var_1_26 = __VERIFIER_nondet_long() [L184] CALL assume_abort_if_not(var_1_26 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_26 >= -2147483647) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L185] CALL assume_abort_if_not(var_1_26 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_26 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L186] var_1_28 = __VERIFIER_nondet_short() [L187] CALL assume_abort_if_not(var_1_28 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_28 >= -32767) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L188] CALL assume_abort_if_not(var_1_28 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_28 <= 32767) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L189] var_1_29 = __VERIFIER_nondet_short() [L190] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L191] CALL assume_abort_if_not(var_1_29 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_29 <= 32767) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L192] var_1_30 = __VERIFIER_nondet_short() [L193] CALL assume_abort_if_not(var_1_30 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_30 >= -32767) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L194] CALL assume_abort_if_not(var_1_30 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_30 <= 32766) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L195] var_1_31 = __VERIFIER_nondet_uchar() [L196] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L197] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L198] var_1_35 = __VERIFIER_nondet_uchar() [L199] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L200] CALL assume_abort_if_not(var_1_35 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=254, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_35 <= 254) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=254, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L201] var_1_36 = __VERIFIER_nondet_uchar() [L202] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=254, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L202] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=254, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L203] CALL assume_abort_if_not(var_1_36 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=254, var_1_36=254, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not(var_1_36 <= 254) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=254, var_1_36=254, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L204] var_1_39 = __VERIFIER_nondet_char() [L205] CALL assume_abort_if_not(var_1_39 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=254, var_1_36=254, var_1_37=256, var_1_38=10, var_1_39=31, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L205] RET assume_abort_if_not(var_1_39 >= -128) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=254, var_1_36=254, var_1_37=256, var_1_38=10, var_1_39=31, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L206] CALL assume_abort_if_not(var_1_39 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=254, var_1_36=254, var_1_37=256, var_1_38=10, var_1_39=31, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L206] RET assume_abort_if_not(var_1_39 <= 127) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=254, var_1_36=254, var_1_37=256, var_1_38=10, var_1_39=31, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L207] var_1_41 = __VERIFIER_nondet_double() [L208] CALL assume_abort_if_not((var_1_41 >= -922337.2036854765600e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=254, var_1_36=254, var_1_37=256, var_1_38=10, var_1_39=31, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L208] RET assume_abort_if_not((var_1_41 >= -922337.2036854765600e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=254, var_1_36=254, var_1_37=256, var_1_38=10, var_1_39=31, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L227] RET updateVariables() [L228] CALL step() [L71] COND TRUE \read(last_1_var_1_17) [L72] COND TRUE var_1_7 > (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) * (last_1_var_1_1 * 63.375)) [L73] var_1_19 = var_1_18 [L78] COND TRUE var_1_23 >= (((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28))) - var_1_29) [L79] COND FALSE !(var_1_23 != var_1_29) [L82] COND TRUE var_1_21 || var_1_31 [L83] var_1_27 = var_1_30 [L87] COND FALSE !((((((- var_1_15)) > ((last_1_var_1_12 * var_1_6))) ? ((- var_1_15)) : ((last_1_var_1_12 * var_1_6)))) < var_1_5) [L94] COND FALSE !(\read(var_1_21)) [L99] var_1_8 = (((var_1_9 + var_1_10) - last_1_var_1_16) - (var_1_11 - ((((last_1_var_1_16) < 0 ) ? -(last_1_var_1_16) : (last_1_var_1_16))))) [L100] EXPR 8 ^ var_1_22 [L100] EXPR ((var_1_23) < ((8 ^ var_1_22))) ? (var_1_23) : ((8 ^ var_1_22)) [L100] EXPR 8 ^ var_1_22 [L100] EXPR ((var_1_23) < ((8 ^ var_1_22))) ? (var_1_23) : ((8 ^ var_1_22)) [L100] COND FALSE !(((((var_1_23) < ((8 ^ var_1_22))) ? (var_1_23) : ((8 ^ var_1_22)))) >= ((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))) [L103] var_1_32 = var_1_25 [L104] COND FALSE !(var_1_25 > (var_1_24 + var_1_33)) [L107] var_1_43 = var_1_41 [L108] signed long int stepLocal_1 = (((var_1_16) < (var_1_9)) ? (var_1_16) : (var_1_9)); [L109] COND TRUE stepLocal_1 >= (var_1_16 - var_1_11) [L110] var_1_12 = var_1_7 [L112] var_1_42 = var_1_37 [L113] var_1_17 = (((var_1_16 * var_1_9) >= ((((var_1_16) > (var_1_8)) ? (var_1_16) : (var_1_8)))) || var_1_18) [L114] COND FALSE !(\read(var_1_21)) [L117] var_1_33 = ((((((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25)))) > (var_1_29)) ? (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25)))) : (var_1_29))) [L119] COND FALSE !(var_1_25 > ((((var_1_27) < (((((var_1_29) > (var_1_24)) ? (var_1_29) : (var_1_24))))) ? (var_1_27) : (((((var_1_29) > (var_1_24)) ? (var_1_29) : (var_1_24))))))) [L124] var_1_40 = var_1_41 [L125] signed long int stepLocal_2 = var_1_16; [L126] COND TRUE stepLocal_2 < var_1_11 [L127] var_1_13 = ((7.3868261718112563E18f - (var_1_14 + var_1_15)) - 5.4f) [L131] COND TRUE 500 != var_1_28 [L132] COND TRUE var_1_39 != var_1_33 [L133] var_1_38 = ((((var_1_39) < 0 ) ? -(var_1_39) : (var_1_39))) [L136] signed long int stepLocal_0 = var_1_8; [L137] COND TRUE \read(var_1_19) [L138] COND TRUE stepLocal_0 >= var_1_8 [L139] var_1_1 = (var_1_5 + var_1_6) [L228] RET step() [L229] CALL, EXPR property() [L219-L220] return ((((((var_1_19 ? ((var_1_8 >= var_1_8) ? (var_1_1 == ((double) (var_1_5 + var_1_6))) : (var_1_1 == ((double) (4.125 - var_1_7)))) : (var_1_1 == ((double) var_1_5))) && (var_1_8 == ((signed long int) (((var_1_9 + var_1_10) - last_1_var_1_16) - (var_1_11 - ((((last_1_var_1_16) < 0 ) ? -(last_1_var_1_16) : (last_1_var_1_16)))))))) && ((((((var_1_16) < (var_1_9)) ? (var_1_16) : (var_1_9))) >= (var_1_16 - var_1_11)) ? (var_1_12 == ((float) var_1_7)) : 1)) && ((var_1_16 < var_1_11) ? (var_1_13 == ((float) ((7.3868261718112563E18f - (var_1_14 + var_1_15)) - 5.4f))) : (var_1_13 == ((float) (var_1_15 + ((((var_1_14) < (var_1_5)) ? (var_1_14) : (var_1_5)))))))) && (((((((- var_1_15)) > ((last_1_var_1_12 * var_1_6))) ? ((- var_1_15)) : ((last_1_var_1_12 * var_1_6)))) < var_1_5) ? ((var_1_11 != ((((last_1_var_1_8) < (var_1_10)) ? (last_1_var_1_8) : (var_1_10)))) ? (last_1_var_1_19 ? (var_1_16 == ((signed long int) last_1_var_1_8)) : 1) : 1) : 1)) && (var_1_17 == ((unsigned char) (((var_1_16 * var_1_9) >= ((((var_1_16) > (var_1_8)) ? (var_1_16) : (var_1_8)))) || var_1_18)))) && (last_1_var_1_17 ? ((var_1_7 > (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) * (last_1_var_1_1 * 63.375))) ? (var_1_19 == ((unsigned char) var_1_18)) : 1) : (var_1_19 == ((unsigned char) var_1_18))) ; [L229] RET, EXPR property() [L229] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=3, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=0, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=32, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=32, var_1_34=1, var_1_35=254, var_1_36=254, var_1_37=256, var_1_38=31, var_1_39=31, var_1_40=2, var_1_41=2, var_1_42=256, var_1_43=2, var_1_5=0, var_1_7=3, var_1_8=-536869912, var_1_9=1073741823] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=3, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=0, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=32, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=32, var_1_34=1, var_1_35=254, var_1_36=254, var_1_37=256, var_1_38=31, var_1_39=31, var_1_40=2, var_1_41=2, var_1_42=256, var_1_43=2, var_1_5=0, var_1_7=3, var_1_8=-536869912, var_1_9=1073741823] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 70 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 39, 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=70occurred 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, 143 NumberOfCodeBlocks, 143 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 14:29:34,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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 2e11c1d358a9fdd2ffffeabc25eceeade48a4cc5cea83954186004f40f9ac893 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 14:29:36,453 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 14:29:36,529 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 14:29:36,534 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 14:29:36,535 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 14:29:36,562 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 14:29:36,563 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 14:29:36,563 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 14:29:36,564 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 14:29:36,565 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 14:29:36,565 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 14:29:36,566 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 14:29:36,567 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 14:29:36,567 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 14:29:36,568 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 14:29:36,568 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 14:29:36,569 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 14:29:36,570 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 14:29:36,571 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 14:29:36,571 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 14:29:36,572 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 14:29:36,572 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 14:29:36,573 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 14:29:36,573 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 14:29:36,574 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 14:29:36,574 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 14:29:36,575 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 14:29:36,575 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 14:29:36,575 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 14:29:36,575 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 14:29:36,576 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 14:29:36,576 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 14:29:36,577 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 14:29:36,577 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 14:29:36,577 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 14:29:36,577 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 14:29:36,578 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 14:29:36,578 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 14:29:36,578 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 14:29:36,578 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 14:29:36,579 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 14:29:36,579 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 14:29:36,579 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 14:29:36,579 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 14:29:36,580 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_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e11c1d358a9fdd2ffffeabc25eceeade48a4cc5cea83954186004f40f9ac893 [2023-12-02 14:29:36,873 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 14:29:36,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 14:29:36,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 14:29:36,895 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 14:29:36,896 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 14:29:36,897 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.i [2023-12-02 14:29:39,745 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 14:29:39,975 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 14:29:39,976 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.i [2023-12-02 14:29:39,987 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/data/5e8343a08/b19eedad8d5a446a9cc8b488ab077a68/FLAGc7fcf00fc [2023-12-02 14:29:40,000 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/data/5e8343a08/b19eedad8d5a446a9cc8b488ab077a68 [2023-12-02 14:29:40,003 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 14:29:40,004 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 14:29:40,006 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 14:29:40,006 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 14:29:40,011 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 14:29:40,012 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:29:40" (1/1) ... [2023-12-02 14:29:40,014 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@291ef6cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:40, skipping insertion in model container [2023-12-02 14:29:40,014 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:29:40" (1/1) ... [2023-12-02 14:29:40,054 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 14:29:40,225 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_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.i[918,931] [2023-12-02 14:29:40,303 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 14:29:40,326 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 14:29:40,341 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_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.i[918,931] [2023-12-02 14:29:40,387 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 14:29:40,411 INFO L206 MainTranslator]: Completed translation [2023-12-02 14:29:40,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:40 WrapperNode [2023-12-02 14:29:40,412 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 14:29:40,413 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 14:29:40,413 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 14:29:40,413 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 14:29:40,422 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:40" (1/1) ... [2023-12-02 14:29:40,440 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:40" (1/1) ... [2023-12-02 14:29:40,476 INFO L138 Inliner]: procedures = 27, calls = 52, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 239 [2023-12-02 14:29:40,477 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 14:29:40,477 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 14:29:40,478 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 14:29:40,478 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 14:29:40,489 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:40" (1/1) ... [2023-12-02 14:29:40,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:40" (1/1) ... [2023-12-02 14:29:40,497 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:40" (1/1) ... [2023-12-02 14:29:40,497 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:40" (1/1) ... [2023-12-02 14:29:40,513 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:40" (1/1) ... [2023-12-02 14:29:40,519 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:40" (1/1) ... [2023-12-02 14:29:40,523 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:40" (1/1) ... [2023-12-02 14:29:40,526 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:40" (1/1) ... [2023-12-02 14:29:40,532 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 14:29:40,533 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 14:29:40,533 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 14:29:40,533 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 14:29:40,534 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:40" (1/1) ... [2023-12-02 14:29:40,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 14:29:40,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 14:29:40,575 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 14:29:40,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 14:29:40,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 14:29:40,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 14:29:40,611 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 14:29:40,612 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 14:29:40,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 14:29:40,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 14:29:40,728 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 14:29:40,731 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 14:29:54,111 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 14:29:54,181 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 14:29:54,182 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 14:29:54,182 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:29:54 BoogieIcfgContainer [2023-12-02 14:29:54,183 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 14:29:54,186 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 14:29:54,186 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 14:29:54,190 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 14:29:54,190 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:29:40" (1/3) ... [2023-12-02 14:29:54,191 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12419342 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:29:54, skipping insertion in model container [2023-12-02 14:29:54,191 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:40" (2/3) ... [2023-12-02 14:29:54,192 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12419342 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:29:54, skipping insertion in model container [2023-12-02 14:29:54,192 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:29:54" (3/3) ... [2023-12-02 14:29:54,193 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.i [2023-12-02 14:29:54,215 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 14:29:54,215 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 14:29:54,273 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 14:29:54,280 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;@4e6535bd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 14:29:54,281 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 14:29:54,286 INFO L276 IsEmpty]: Start isEmpty. Operand has 101 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 39 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2023-12-02 14:29:54,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2023-12-02 14:29:54,307 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:29:54,308 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:29:54,308 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:29:54,314 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:29:54,315 INFO L85 PathProgramCache]: Analyzing trace with hash -229547742, now seen corresponding path program 1 times [2023-12-02 14:29:54,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:29:54,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1023932857] [2023-12-02 14:29:54,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:29:54,332 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 14:29:54,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:29:54,334 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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 14:29:54,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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 14:29:55,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:29:55,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 14:29:55,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:29:55,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 1120 proven. 0 refuted. 0 times theorem prover too weak. 1844 trivial. 0 not checked. [2023-12-02 14:29:55,577 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 14:29:55,578 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 14:29:55,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1023932857] [2023-12-02 14:29:55,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1023932857] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 14:29:55,579 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 14:29:55,580 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 14:29:55,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170159138] [2023-12-02 14:29:55,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 14:29:55,588 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 14:29:55,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 14:29:55,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 14:29:55,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 14:29:55,623 INFO L87 Difference]: Start difference. First operand has 101 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 39 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2023-12-02 14:29:58,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.51s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:29:58,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 14:29:58,203 INFO L93 Difference]: Finished difference Result 199 states and 363 transitions. [2023-12-02 14:29:58,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 14:29:58,340 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 240 [2023-12-02 14:29:58,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 14:29:58,348 INFO L225 Difference]: With dead ends: 199 [2023-12-02 14:29:58,348 INFO L226 Difference]: Without dead ends: 99 [2023-12-02 14:29:58,352 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 239 GetRequests, 239 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 14:29:58,355 INFO L413 NwaCegarLoop]: 154 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-12-02 14:29:58,356 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 154 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2023-12-02 14:29:58,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2023-12-02 14:29:58,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2023-12-02 14:29:58,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 58 states have (on average 1.3620689655172413) internal successors, (79), 58 states have internal predecessors, (79), 39 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2023-12-02 14:29:58,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 157 transitions. [2023-12-02 14:29:58,425 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 157 transitions. Word has length 240 [2023-12-02 14:29:58,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 14:29:58,425 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 157 transitions. [2023-12-02 14:29:58,426 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2023-12-02 14:29:58,426 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 157 transitions. [2023-12-02 14:29:58,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2023-12-02 14:29:58,430 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:29:58,430 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:29:58,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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 14:29:58,631 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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 14:29:58,632 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:29:58,632 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:29:58,633 INFO L85 PathProgramCache]: Analyzing trace with hash 1833836320, now seen corresponding path program 1 times [2023-12-02 14:29:58,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:29:58,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [789526356] [2023-12-02 14:29:58,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:29:58,634 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 14:29:58,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:29:58,635 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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 14:29:58,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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 14:29:59,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:29:59,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 14:29:59,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:30:02,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-12-02 14:30:02,571 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 14:30:02,572 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 14:30:02,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [789526356] [2023-12-02 14:30:02,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [789526356] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 14:30:02,572 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 14:30:02,573 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 14:30:02,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801320706] [2023-12-02 14:30:02,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 14:30:02,576 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 14:30:02,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 14:30:02,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 14:30:02,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 14:30:02,578 INFO L87 Difference]: Start difference. First operand 99 states and 157 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-12-02 14:30:05,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:30:07,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:30:10,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:30:12,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:30:14,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:30:14,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 14:30:14,083 INFO L93 Difference]: Finished difference Result 296 states and 470 transitions. [2023-12-02 14:30:14,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 14:30:14,219 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 240 [2023-12-02 14:30:14,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 14:30:14,224 INFO L225 Difference]: With dead ends: 296 [2023-12-02 14:30:14,225 INFO L226 Difference]: Without dead ends: 198 [2023-12-02 14:30:14,226 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 237 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 14:30:14,227 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 105 mSDsluCounter, 305 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 79 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 458 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.4s IncrementalHoareTripleChecker+Time [2023-12-02 14:30:14,228 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 458 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 8 Invalid, 5 Unknown, 0 Unchecked, 11.4s Time] [2023-12-02 14:30:14,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2023-12-02 14:30:14,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 166. [2023-12-02 14:30:14,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 85 states have (on average 1.2470588235294118) internal successors, (106), 85 states have internal predecessors, (106), 78 states have call successors, (78), 2 states have call predecessors, (78), 2 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-12-02 14:30:14,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 262 transitions. [2023-12-02 14:30:14,287 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 262 transitions. Word has length 240 [2023-12-02 14:30:14,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 14:30:14,288 INFO L495 AbstractCegarLoop]: Abstraction has 166 states and 262 transitions. [2023-12-02 14:30:14,289 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-12-02 14:30:14,289 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 262 transitions. [2023-12-02 14:30:14,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2023-12-02 14:30:14,294 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:30:14,295 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:30:14,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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 14:30:14,497 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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 14:30:14,497 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:30:14,498 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:30:14,498 INFO L85 PathProgramCache]: Analyzing trace with hash 559456319, now seen corresponding path program 1 times [2023-12-02 14:30:14,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:30:14,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2066589607] [2023-12-02 14:30:14,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:30:14,499 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 14:30:14,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:30:14,500 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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 14:30:14,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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 14:30:15,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:30:15,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 14:30:15,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:30:15,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-12-02 14:30:15,752 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 14:30:15,752 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 14:30:15,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2066589607] [2023-12-02 14:30:15,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2066589607] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 14:30:15,753 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 14:30:15,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 14:30:15,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095327252] [2023-12-02 14:30:15,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 14:30:15,754 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 14:30:15,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 14:30:15,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 14:30:15,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 14:30:15,756 INFO L87 Difference]: Start difference. First operand 166 states and 262 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-12-02 14:30:18,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:30:20,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:30:22,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:30:22,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 14:30:22,446 INFO L93 Difference]: Finished difference Result 321 states and 500 transitions. [2023-12-02 14:30:22,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 14:30:22,448 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 241 [2023-12-02 14:30:22,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 14:30:22,452 INFO L225 Difference]: With dead ends: 321 [2023-12-02 14:30:22,452 INFO L226 Difference]: Without dead ends: 223 [2023-12-02 14:30:22,454 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 14:30:22,455 INFO L413 NwaCegarLoop]: 159 mSDtfsCounter, 68 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 304 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2023-12-02 14:30:22,456 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 304 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 11 Invalid, 3 Unknown, 0 Unchecked, 6.7s Time] [2023-12-02 14:30:22,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2023-12-02 14:30:22,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 220. [2023-12-02 14:30:22,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 124 states have (on average 1.2741935483870968) internal successors, (158), 125 states have internal predecessors, (158), 91 states have call successors, (91), 4 states have call predecessors, (91), 4 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) [2023-12-02 14:30:22,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 340 transitions. [2023-12-02 14:30:22,500 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 340 transitions. Word has length 241 [2023-12-02 14:30:22,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 14:30:22,502 INFO L495 AbstractCegarLoop]: Abstraction has 220 states and 340 transitions. [2023-12-02 14:30:22,502 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-12-02 14:30:22,502 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 340 transitions. [2023-12-02 14:30:22,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2023-12-02 14:30:22,507 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:30:22,507 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:30:22,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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 14:30:22,707 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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 14:30:22,708 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:30:22,708 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:30:22,708 INFO L85 PathProgramCache]: Analyzing trace with hash 166429309, now seen corresponding path program 1 times [2023-12-02 14:30:22,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:30:22,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1123872990] [2023-12-02 14:30:22,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:30:22,709 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 14:30:22,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:30:22,710 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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 14:30:22,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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 14:30:23,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:30:23,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 14:30:23,692 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:30:27,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 1277 proven. 156 refuted. 0 times theorem prover too weak. 1531 trivial. 0 not checked. [2023-12-02 14:30:27,580 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 14:30:28,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 33 proven. 81 refuted. 0 times theorem prover too weak. 2850 trivial. 0 not checked. [2023-12-02 14:30:28,847 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 14:30:28,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1123872990] [2023-12-02 14:30:28,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1123872990] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 14:30:28,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [735549187] [2023-12-02 14:30:28,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:30:28,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 14:30:28,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 14:30:28,886 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 14:30:28,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-02 14:30:31,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:30:31,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 14:30:31,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:30:32,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 1248 proven. 81 refuted. 0 times theorem prover too weak. 1635 trivial. 0 not checked. [2023-12-02 14:30:32,993 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 14:30:33,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 33 proven. 81 refuted. 0 times theorem prover too weak. 2850 trivial. 0 not checked. [2023-12-02 14:30:33,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [735549187] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 14:30:33,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [874425471] [2023-12-02 14:30:33,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:30:33,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 14:30:33,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 14:30:33,951 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 14:30:33,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-12-02 14:30:34,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:30:34,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 14:30:34,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:30:36,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 1248 proven. 81 refuted. 0 times theorem prover too weak. 1635 trivial. 0 not checked. [2023-12-02 14:30:36,681 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 14:30:37,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 33 proven. 81 refuted. 0 times theorem prover too weak. 2850 trivial. 0 not checked. [2023-12-02 14:30:37,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [874425471] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 14:30:37,676 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-12-02 14:30:37,677 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6, 6, 6, 6, 6] total 12 [2023-12-02 14:30:37,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183318894] [2023-12-02 14:30:37,678 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-12-02 14:30:37,679 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-12-02 14:30:37,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 14:30:37,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-12-02 14:30:37,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2023-12-02 14:30:37,681 INFO L87 Difference]: Start difference. First operand 220 states and 340 transitions. Second operand has 12 states, 12 states have (on average 8.083333333333334) internal successors, (97), 12 states have internal predecessors, (97), 3 states have call successors, (92), 3 states have call predecessors, (92), 6 states have return successors, (94), 3 states have call predecessors, (94), 3 states have call successors, (94) [2023-12-02 14:30:42,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:30:44,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:30:46,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:30:48,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:30:50,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:30:52,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:30:54,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:30:56,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:30:58,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:31:00,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:31:02,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:31:04,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:31:06,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:31:08,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:31:10,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:31:12,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:31:14,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:31:16,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:31:18,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:31:20,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:31:22,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:31:24,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:31:26,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:31:32,868 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:31:34,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:31:36,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:31:38,724 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:31:40,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:31:42,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:31:43,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 14:31:43,024 INFO L93 Difference]: Finished difference Result 726 states and 1079 transitions. [2023-12-02 14:31:43,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-12-02 14:31:43,025 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.083333333333334) internal successors, (97), 12 states have internal predecessors, (97), 3 states have call successors, (92), 3 states have call predecessors, (92), 6 states have return successors, (94), 3 states have call predecessors, (94), 3 states have call successors, (94) Word has length 241 [2023-12-02 14:31:43,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 14:31:43,031 INFO L225 Difference]: With dead ends: 726 [2023-12-02 14:31:43,032 INFO L226 Difference]: Without dead ends: 578 [2023-12-02 14:31:43,033 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1467 GetRequests, 1429 SyntacticMatches, 5 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 322 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=333, Invalid=857, Unknown=0, NotChecked=0, Total=1190 [2023-12-02 14:31:43,034 INFO L413 NwaCegarLoop]: 179 mSDtfsCounter, 509 mSDsluCounter, 467 mSDsCounter, 0 mSdLazyCounter, 698 mSolverCounterSat, 310 mSolverCounterUnsat, 28 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 63.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 522 SdHoareTripleChecker+Valid, 646 SdHoareTripleChecker+Invalid, 1036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 310 IncrementalHoareTripleChecker+Valid, 698 IncrementalHoareTripleChecker+Invalid, 28 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 63.7s IncrementalHoareTripleChecker+Time [2023-12-02 14:31:43,034 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [522 Valid, 646 Invalid, 1036 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [310 Valid, 698 Invalid, 28 Unknown, 0 Unchecked, 63.7s Time] [2023-12-02 14:31:43,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 578 states. [2023-12-02 14:31:43,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 578 to 382. [2023-12-02 14:31:43,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 382 states, 230 states have (on average 1.2782608695652173) internal successors, (294), 232 states have internal predecessors, (294), 139 states have call successors, (139), 12 states have call predecessors, (139), 12 states have return successors, (139), 137 states have call predecessors, (139), 139 states have call successors, (139) [2023-12-02 14:31:43,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 572 transitions. [2023-12-02 14:31:43,106 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 572 transitions. Word has length 241 [2023-12-02 14:31:43,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 14:31:43,107 INFO L495 AbstractCegarLoop]: Abstraction has 382 states and 572 transitions. [2023-12-02 14:31:43,107 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.083333333333334) internal successors, (97), 12 states have internal predecessors, (97), 3 states have call successors, (92), 3 states have call predecessors, (92), 6 states have return successors, (94), 3 states have call predecessors, (94), 3 states have call successors, (94) [2023-12-02 14:31:43,107 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 572 transitions. [2023-12-02 14:31:43,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2023-12-02 14:31:43,109 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:31:43,110 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:31:43,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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)] Ended with exit code 0 [2023-12-02 14:31:43,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-12-02 14:31:43,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-12-02 14:31:43,712 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 14:31:43,712 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:31:43,713 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:31:43,713 INFO L85 PathProgramCache]: Analyzing trace with hash 589131135, now seen corresponding path program 1 times [2023-12-02 14:31:43,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:31:43,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1584353232] [2023-12-02 14:31:43,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:31:43,714 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 14:31:43,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:31:43,715 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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 14:31:43,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744cc120-a07d-4b3e-8a5e-691c5ec8ae93/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 (8)] Waiting until timeout for monitored process [2023-12-02 14:31:47,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:31:47,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 14:31:47,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:35:18,935 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse1 (fp.mul c_currentRoundingMode c_~last_1_var_1_1~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 507.0 8.0)))) (.cse2 (fp.lt c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (.cse5 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (and (= (_ bv0 32) (bvadd (_ bv500 32) c_~var_1_16~0)) (fp.geq c_~var_1_15~0 .cse0) (or (not (fp.gt c_~var_1_7~0 (fp.mul c_currentRoundingMode (fp.neg c_~var_1_5~0) .cse1))) (not .cse2)) (= (bvadd (_ bv500 32) c_~last_1_var_1_16~0) (_ bv0 32)) (fp.leq c_~var_1_15~0 .cse3) (bvsle c_~var_1_9~0 (_ bv1073741823 32)) (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (= (_ bv1 8) c_~last_1_var_1_17~0) (bvsge c_~var_1_11~0 (_ bv1073741823 32)) (fp.geq c_~var_1_14~0 .cse0) (bvsge c_~var_1_10~0 (_ bv536870911 32)) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.geq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4))) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0)))) (and (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode .cse4)) (fp.geq c_~var_1_5~0 .cse5)))) (or (not (fp.gt c_~var_1_7~0 (fp.mul c_currentRoundingMode c_~var_1_5~0 .cse1))) .cse2) (bvsge c_~var_1_9~0 (_ bv536870911 32)) (fp.geq c_~var_1_7~0 .cse5) (bvsle c_~var_1_10~0 (_ bv1073741823 32)) (= c_~var_1_19~0 (_ bv0 8)) (fp.leq c_~var_1_14~0 .cse3) (= c_~last_1_var_1_19~0 (_ bv0 8)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 14:35:20,982 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse1 (fp.mul c_currentRoundingMode c_~last_1_var_1_1~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 507.0 8.0)))) (.cse2 (fp.lt c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (.cse5 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (and (= (_ bv0 32) (bvadd (_ bv500 32) c_~var_1_16~0)) (fp.geq c_~var_1_15~0 .cse0) (or (not (fp.gt c_~var_1_7~0 (fp.mul c_currentRoundingMode (fp.neg c_~var_1_5~0) .cse1))) (not .cse2)) (= (bvadd (_ bv500 32) c_~last_1_var_1_16~0) (_ bv0 32)) (fp.leq c_~var_1_15~0 .cse3) (bvsle c_~var_1_9~0 (_ bv1073741823 32)) (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (= (_ bv1 8) c_~last_1_var_1_17~0) (bvsge c_~var_1_11~0 (_ bv1073741823 32)) (fp.geq c_~var_1_14~0 .cse0) (bvsge c_~var_1_10~0 (_ bv536870911 32)) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.geq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4))) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0)))) (and (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode .cse4)) (fp.geq c_~var_1_5~0 .cse5)))) (or (not (fp.gt c_~var_1_7~0 (fp.mul c_currentRoundingMode c_~var_1_5~0 .cse1))) .cse2) (bvsge c_~var_1_9~0 (_ bv536870911 32)) (fp.geq c_~var_1_7~0 .cse5) (bvsle c_~var_1_10~0 (_ bv1073741823 32)) (= c_~var_1_19~0 (_ bv0 8)) (fp.leq c_~var_1_14~0 .cse3) (= c_~last_1_var_1_19~0 (_ bv0 8)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2023-12-02 14:42:24,768 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse1 (fp.mul c_currentRoundingMode c_~last_1_var_1_1~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 507.0 8.0)))) (.cse2 (fp.lt c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (.cse5 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (and (= (_ bv0 32) (bvadd (_ bv500 32) c_~var_1_16~0)) (= c_~var_1_8~0 (bvadd c_~var_1_10~0 c_~var_1_9~0 (bvneg (bvadd (_ bv4294966796 32) c_~var_1_11~0)) (_ bv500 32))) (fp.geq c_~var_1_15~0 .cse0) (or (not (fp.gt c_~var_1_7~0 (fp.mul c_currentRoundingMode (fp.neg c_~var_1_5~0) .cse1))) (not .cse2)) (= (bvadd (_ bv500 32) c_~last_1_var_1_16~0) (_ bv0 32)) (fp.leq c_~var_1_15~0 .cse3) (bvsle c_~var_1_9~0 (_ bv1073741823 32)) (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (= (_ bv1 8) c_~last_1_var_1_17~0) (bvsge c_~var_1_11~0 (_ bv1073741823 32)) (fp.geq c_~var_1_14~0 .cse0) (bvsge c_~var_1_10~0 (_ bv536870911 32)) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.geq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4))) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0)))) (and (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode .cse4)) (fp.geq c_~var_1_5~0 .cse5)))) (or (not (fp.gt c_~var_1_7~0 (fp.mul c_currentRoundingMode c_~var_1_5~0 .cse1))) .cse2) (bvsge c_~var_1_9~0 (_ bv536870911 32)) (fp.geq c_~var_1_7~0 .cse5) (bvsle c_~var_1_10~0 (_ bv1073741823 32)) (= c_~var_1_19~0 (_ bv0 8)) (fp.leq c_~var_1_14~0 .cse3) (= c_~last_1_var_1_19~0 (_ bv0 8)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 14:42:26,826 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse1 (fp.mul c_currentRoundingMode c_~last_1_var_1_1~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 507.0 8.0)))) (.cse2 (fp.lt c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (.cse5 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (and (= (_ bv0 32) (bvadd (_ bv500 32) c_~var_1_16~0)) (= c_~var_1_8~0 (bvadd c_~var_1_10~0 c_~var_1_9~0 (bvneg (bvadd (_ bv4294966796 32) c_~var_1_11~0)) (_ bv500 32))) (fp.geq c_~var_1_15~0 .cse0) (or (not (fp.gt c_~var_1_7~0 (fp.mul c_currentRoundingMode (fp.neg c_~var_1_5~0) .cse1))) (not .cse2)) (= (bvadd (_ bv500 32) c_~last_1_var_1_16~0) (_ bv0 32)) (fp.leq c_~var_1_15~0 .cse3) (bvsle c_~var_1_9~0 (_ bv1073741823 32)) (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (= (_ bv1 8) c_~last_1_var_1_17~0) (bvsge c_~var_1_11~0 (_ bv1073741823 32)) (fp.geq c_~var_1_14~0 .cse0) (bvsge c_~var_1_10~0 (_ bv536870911 32)) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.geq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4))) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0)))) (and (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode .cse4)) (fp.geq c_~var_1_5~0 .cse5)))) (or (not (fp.gt c_~var_1_7~0 (fp.mul c_currentRoundingMode c_~var_1_5~0 .cse1))) .cse2) (bvsge c_~var_1_9~0 (_ bv536870911 32)) (fp.geq c_~var_1_7~0 .cse5) (bvsle c_~var_1_10~0 (_ bv1073741823 32)) (= c_~var_1_19~0 (_ bv0 8)) (fp.leq c_~var_1_14~0 .cse3) (= c_~last_1_var_1_19~0 (_ bv0 8)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true