./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-27.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-27.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje --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 32b58c724f57884784c25adee2b16792293048ad3ff784c34f29e9014df519a4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:14:48,122 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:14:48,197 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 05:14:48,202 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:14:48,203 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:14:48,247 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:14:48,247 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:14:48,248 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:14:48,248 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:14:48,249 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:14:48,250 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:14:48,250 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:14:48,251 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:14:48,253 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:14:48,254 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:14:48,254 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:14:48,254 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:14:48,255 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:14:48,255 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:14:48,255 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:14:48,255 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:14:48,260 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:14:48,261 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:14:48,261 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:14:48,261 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:14:48,261 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:14:48,262 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:14:48,262 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:14:48,262 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:14:48,262 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:14:48,263 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:14:48,263 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:14:48,263 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:14:48,263 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:14:48,264 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:14:48,266 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:14:48,266 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:14:48,266 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:14:48,267 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:14:48,267 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:14:48,268 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:14:48,268 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:14:48,269 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:14:48,269 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:14:48,269 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:14:48,270 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:14:48,270 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:14:48,270 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_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32b58c724f57884784c25adee2b16792293048ad3ff784c34f29e9014df519a4 [2024-11-09 05:14:48,519 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:14:48,553 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:14:48,556 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:14:48,558 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:14:48,558 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:14:48,560 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-27.i Unable to find full path for "g++" [2024-11-09 05:14:50,649 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:14:50,918 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:14:50,919 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-27.i [2024-11-09 05:14:50,937 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/data/4db7ab566/10ba3eace478412490c6091d26a511b2/FLAGf26e88a8f [2024-11-09 05:14:51,237 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/data/4db7ab566/10ba3eace478412490c6091d26a511b2 [2024-11-09 05:14:51,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:14:51,241 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:14:51,242 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:14:51,243 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:14:51,248 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:14:51,249 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:14:51" (1/1) ... [2024-11-09 05:14:51,253 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b080dda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:51, skipping insertion in model container [2024-11-09 05:14:51,253 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:14:51" (1/1) ... [2024-11-09 05:14:51,297 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:14:51,479 WARN L250 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_a2db003b-588c-443a-a3af-46aefb5ffb0d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-27.i[919,932] [2024-11-09 05:14:51,592 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:14:51,608 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:14:51,619 WARN L250 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_a2db003b-588c-443a-a3af-46aefb5ffb0d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-27.i[919,932] [2024-11-09 05:14:51,663 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:14:51,688 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:14:51,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:51 WrapperNode [2024-11-09 05:14:51,688 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:14:51,690 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:14:51,690 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:14:51,690 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:14:51,698 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:51" (1/1) ... [2024-11-09 05:14:51,712 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:51" (1/1) ... [2024-11-09 05:14:51,761 INFO L138 Inliner]: procedures = 26, calls = 55, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 248 [2024-11-09 05:14:51,762 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:14:51,762 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:14:51,763 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:14:51,763 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:14:51,773 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:51" (1/1) ... [2024-11-09 05:14:51,773 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:51" (1/1) ... [2024-11-09 05:14:51,778 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:51" (1/1) ... [2024-11-09 05:14:51,778 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:51" (1/1) ... [2024-11-09 05:14:51,790 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:51" (1/1) ... [2024-11-09 05:14:51,798 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:51" (1/1) ... [2024-11-09 05:14:51,805 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:51" (1/1) ... [2024-11-09 05:14:51,811 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:51" (1/1) ... [2024-11-09 05:14:51,821 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:14:51,827 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:14:51,827 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:14:51,827 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:14:51,828 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:51" (1/1) ... [2024-11-09 05:14:51,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:14:51,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:14:51,871 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:14:51,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:14:51,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:14:51,912 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:14:51,913 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:14:51,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:14:51,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:14:51,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:14:52,056 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:14:52,059 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:14:52,717 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-09 05:14:52,717 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:14:53,189 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:14:53,189 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:14:53,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:14:53 BoogieIcfgContainer [2024-11-09 05:14:53,190 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:14:53,193 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:14:53,194 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:14:53,198 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:14:53,198 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:14:51" (1/3) ... [2024-11-09 05:14:53,199 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cfbca38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:14:53, skipping insertion in model container [2024-11-09 05:14:53,200 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:51" (2/3) ... [2024-11-09 05:14:53,200 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cfbca38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:14:53, skipping insertion in model container [2024-11-09 05:14:53,202 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:14:53" (3/3) ... [2024-11-09 05:14:53,203 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-27.i [2024-11-09 05:14:53,223 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:14:53,224 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:14:53,312 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:14:53,322 INFO L333 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, 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;@156f5120, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:14:53,322 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:14:53,327 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 28 states have (on average 1.1071428571428572) internal successors, (31), 29 states have internal predecessors, (31), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-09 05:14:53,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-09 05:14:53,346 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:14:53,346 INFO L215 NwaCegarLoop]: trace histogram [42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:14:53,347 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:14:53,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:14:53,354 INFO L85 PathProgramCache]: Analyzing trace with hash -1191205790, now seen corresponding path program 1 times [2024-11-09 05:14:53,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:14:53,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496905054] [2024-11-09 05:14:53,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:14:53,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:14:54,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 05:14:54,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [91927242] [2024-11-09 05:14:54,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:14:54,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:14:54,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:14:54,336 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:14:54,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 05:14:55,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:14:55,055 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 05:14:55,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:14:55,347 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 05:14:55,349 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 05:14:55,351 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 05:14:55,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 05:14:55,557 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 05:14:55,561 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 05:14:55,733 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 05:14:55,736 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:14:55 BoogieIcfgContainer [2024-11-09 05:14:55,737 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 05:14:55,737 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 05:14:55,738 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 05:14:55,738 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 05:14:55,738 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:14:53" (3/4) ... [2024-11-09 05:14:55,742 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 05:14:55,743 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 05:14:55,745 INFO L158 Benchmark]: Toolchain (without parser) took 4503.38ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 117.8MB in the beginning and 70.0MB in the end (delta: 47.7MB). Peak memory consumption was 79.2MB. Max. memory is 16.1GB. [2024-11-09 05:14:55,746 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 113.2MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:14:55,746 INFO L158 Benchmark]: CACSL2BoogieTranslator took 446.57ms. Allocated memory is still 151.0MB. Free memory was 117.2MB in the beginning and 99.3MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 05:14:55,747 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.17ms. Allocated memory is still 151.0MB. Free memory was 99.3MB in the beginning and 94.7MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 05:14:55,750 INFO L158 Benchmark]: Boogie Preprocessor took 63.45ms. Allocated memory is still 151.0MB. Free memory was 94.7MB in the beginning and 92.0MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 05:14:55,751 INFO L158 Benchmark]: RCFGBuilder took 1363.18ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 92.0MB in the beginning and 109.9MB in the end (delta: -17.8MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2024-11-09 05:14:55,751 INFO L158 Benchmark]: TraceAbstraction took 2543.78ms. Allocated memory is still 182.5MB. Free memory was 109.9MB in the beginning and 70.0MB in the end (delta: 39.9MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2024-11-09 05:14:55,753 INFO L158 Benchmark]: Witness Printer took 5.76ms. Allocated memory is still 182.5MB. Free memory is still 70.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:14:55,756 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 113.2MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 446.57ms. Allocated memory is still 151.0MB. Free memory was 117.2MB in the beginning and 99.3MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.17ms. Allocated memory is still 151.0MB. Free memory was 99.3MB in the beginning and 94.7MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.45ms. Allocated memory is still 151.0MB. Free memory was 94.7MB in the beginning and 92.0MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1363.18ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 92.0MB in the beginning and 109.9MB in the end (delta: -17.8MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. * TraceAbstraction took 2543.78ms. Allocated memory is still 182.5MB. Free memory was 109.9MB in the beginning and 70.0MB in the end (delta: 39.9MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. * Witness Printer took 5.76ms. Allocated memory is still 182.5MB. Free memory is still 70.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 75, overapproximation of shiftRight at line 102, overapproximation of someBinaryArithmeticFLOAToperation at line 124. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 3.9; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 0; [L25] float var_1_4 = 31.5; [L26] float var_1_5 = 25.4; [L27] float var_1_6 = 9.5; [L28] float var_1_7 = 63.2; [L29] unsigned long int var_1_8 = 1; [L30] signed short int var_1_10 = -50; [L31] unsigned long int var_1_11 = 8; [L32] unsigned char var_1_12 = 32; [L33] float var_1_13 = 15.625; [L34] unsigned char var_1_14 = 1; [L35] unsigned char var_1_15 = 0; [L36] unsigned char var_1_16 = 1; [L37] unsigned char var_1_17 = 1; [L38] unsigned char var_1_19 = 0; [L39] unsigned char var_1_20 = 8; [L40] unsigned short int var_1_21 = 16; [L41] unsigned short int var_1_22 = 128; [L42] signed short int var_1_23 = 128; [L43] unsigned short int var_1_25 = 32; [L44] unsigned char var_1_29 = 1; [L45] unsigned char var_1_30 = 0; [L46] unsigned long int var_1_31 = 0; [L47] unsigned char var_1_32 = 1; [L48] unsigned short int var_1_33 = 1000; [L49] unsigned char var_1_37 = 0; [L50] signed char var_1_38 = 25; [L51] unsigned short int var_1_39 = 200; [L52] signed char var_1_40 = 0; [L53] signed char var_1_41 = 1; [L54] signed char var_1_42 = 0; [L55] unsigned char var_1_43 = 10; [L56] unsigned char var_1_44 = 16; [L57] unsigned char var_1_45 = 10; [L58] unsigned char var_1_46 = 16; [L59] unsigned char var_1_47 = 0; [L213] isInitial = 1 [L214] FCALL initially() [L215] COND TRUE 1 [L216] FCALL updateLastVariables() [L217] CALL updateVariables() [L141] var_1_2 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L143] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L144] var_1_3 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L146] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L147] var_1_4 = __VERIFIER_nondet_float() [L148] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L149] var_1_5 = __VERIFIER_nondet_float() [L150] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L151] var_1_6 = __VERIFIER_nondet_float() [L152] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_7=316/5, var_1_8=1] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_7=316/5, var_1_8=1] [L153] var_1_7 = __VERIFIER_nondet_float() [L154] 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, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L154] 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, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L155] var_1_11 = __VERIFIER_nondet_ulong() [L156] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L157] CALL assume_abort_if_not(var_1_11 <= 33) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_11 <= 33) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L158] var_1_13 = __VERIFIER_nondet_float() [L159] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L160] CALL assume_abort_if_not(var_1_13 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_13 != 0.0F) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L161] var_1_15 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_15 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_15 >= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L163] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L164] var_1_16 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L166] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L167] var_1_17 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L169] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L170] var_1_19 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L172] CALL assume_abort_if_not(var_1_19 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_19 <= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L173] var_1_30 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L175] CALL assume_abort_if_not(var_1_30 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_30 <= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L176] var_1_33 = __VERIFIER_nondet_ushort() [L177] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L178] CALL assume_abort_if_not(var_1_33 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_33 <= 65535) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L179] CALL assume_abort_if_not(var_1_33 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_33 != 0) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=0, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L180] var_1_37 = __VERIFIER_nondet_uchar() [L181] CALL assume_abort_if_not(var_1_37 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_37 >= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L182] CALL assume_abort_if_not(var_1_37 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_37 <= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L183] var_1_39 = __VERIFIER_nondet_ushort() [L184] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L185] CALL assume_abort_if_not(var_1_39 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_39 <= 65535) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L186] CALL assume_abort_if_not(var_1_39 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_39 != 0) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=0, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L187] var_1_40 = __VERIFIER_nondet_char() [L188] CALL assume_abort_if_not(var_1_40 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_40 >= -127) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L189] CALL assume_abort_if_not(var_1_40 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_40 <= 126) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=1, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L190] var_1_41 = __VERIFIER_nondet_char() [L191] CALL assume_abort_if_not(var_1_41 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=-127, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_41 >= -127) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=-127, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L192] CALL assume_abort_if_not(var_1_41 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=-127, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_41 <= 126) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=-127, var_1_42=0, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L193] var_1_42 = __VERIFIER_nondet_char() [L194] CALL assume_abort_if_not(var_1_42 >= -126) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=-127, var_1_42=-126, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_42 >= -126) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=-127, var_1_42=-126, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L195] CALL assume_abort_if_not(var_1_42 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=-127, var_1_42=-126, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_42 <= 126) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=-127, var_1_42=-126, var_1_43=10, var_1_44=16, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L196] var_1_44 = __VERIFIER_nondet_uchar() [L197] CALL assume_abort_if_not(var_1_44 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=-127, var_1_42=-126, var_1_43=10, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_44 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=-127, var_1_42=-126, var_1_43=10, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L198] CALL assume_abort_if_not(var_1_44 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=-127, var_1_42=-126, var_1_43=10, var_1_44=0, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_44 <= 254) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=-127, var_1_42=-126, var_1_43=10, var_1_44=0, var_1_45=10, var_1_46=16, var_1_47=0, var_1_8=1] [L199] var_1_45 = __VERIFIER_nondet_uchar() [L200] CALL assume_abort_if_not(var_1_45 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=-127, var_1_42=-126, var_1_43=10, var_1_44=0, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_45 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=-127, var_1_42=-126, var_1_43=10, var_1_44=0, var_1_46=16, var_1_47=0, var_1_8=1] [L201] CALL assume_abort_if_not(var_1_45 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=-127, var_1_42=-126, var_1_43=10, var_1_44=0, var_1_45=0, var_1_46=16, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not(var_1_45 <= 127) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=-127, var_1_42=-126, var_1_43=10, var_1_44=0, var_1_45=0, var_1_46=16, var_1_47=0, var_1_8=1] [L202] var_1_46 = __VERIFIER_nondet_uchar() [L203] CALL assume_abort_if_not(var_1_46 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=-127, var_1_42=-126, var_1_43=10, var_1_44=0, var_1_45=0, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not(var_1_46 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=-127, var_1_42=-126, var_1_43=10, var_1_44=0, var_1_45=0, var_1_47=0, var_1_8=1] [L204] CALL assume_abort_if_not(var_1_46 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=-127, var_1_42=-126, var_1_43=10, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) [L204] RET assume_abort_if_not(var_1_46 <= 254) VAL [isInitial=1, var_1_10=-50, var_1_11=4294967305, var_1_12=32, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=1, var_1_30=256, var_1_31=0, var_1_32=1, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=-127, var_1_42=-126, var_1_43=10, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=0, var_1_8=1] [L217] RET updateVariables() [L218] CALL step() [L63] var_1_23 = var_1_20 [L64] COND FALSE !(var_1_12 < var_1_12) [L69] var_1_29 = var_1_30 [L70] COND TRUE var_1_8 >= var_1_8 [L71] var_1_31 = ((((var_1_8) > (((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12))))) ? (var_1_8) : (((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))))) [L73] COND FALSE !(var_1_12 < (~ (var_1_22 / var_1_33))) [L82] COND TRUE var_1_12 < (var_1_22 / var_1_33) [L83] var_1_32 = var_1_37 [L88] COND FALSE !(\read(var_1_30)) [L93] COND FALSE !(((((var_1_22) < (var_1_33)) ? (var_1_22) : (var_1_33))) < (var_1_39 + var_1_8)) [L96] var_1_47 = var_1_45 [L97] COND TRUE var_1_6 == (var_1_4 / var_1_13) [L98] var_1_12 = var_1_11 [L100] var_1_20 = var_1_11 [L101] var_1_21 = 8 [L102] EXPR 2u >> var_1_11 [L102] COND TRUE (var_1_21 + var_1_12) > (2u >> var_1_11) [L103] COND TRUE var_1_12 != var_1_21 [L104] var_1_10 = var_1_11 [L109] COND FALSE !(! var_1_2) [L120] unsigned char stepLocal_1 = var_1_14; [L121] unsigned char stepLocal_0 = var_1_14; [L122] COND TRUE var_1_14 || stepLocal_0 [L123] COND TRUE stepLocal_1 || var_1_14 [L124] var_1_1 = (((((((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) > (var_1_6)) ? (((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) : (var_1_6))) - var_1_7) [L131] COND TRUE var_1_6 > (- var_1_7) [L132] COND TRUE var_1_5 == (((((var_1_6 * var_1_7)) > (var_1_1)) ? ((var_1_6 * var_1_7)) : (var_1_1))) [L133] var_1_8 = 8u [L138] var_1_22 = var_1_8 [L218] RET step() [L219] CALL, EXPR property() [L209] EXPR (((var_1_14 || var_1_14) ? ((var_1_14 || var_1_14) ? (var_1_1 == ((float) (((((((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) > (var_1_6)) ? (((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) : (var_1_6))) - var_1_7))) : (var_1_1 == ((float) 1.0000000075E8f))) : (var_1_1 == ((float) var_1_7))) && ((var_1_6 > (- var_1_7)) ? ((var_1_5 == (((((var_1_6 * var_1_7)) > (var_1_1)) ? ((var_1_6 * var_1_7)) : (var_1_1)))) ? (var_1_8 == ((unsigned long int) 8u)) : 1) : (var_1_8 == ((unsigned long int) var_1_20)))) && (((var_1_21 + var_1_12) > (2u >> var_1_11)) ? ((var_1_12 != var_1_21) ? (var_1_10 == ((signed short int) var_1_11)) : (var_1_10 == ((signed short int) 128))) : 1) [L209-L210] return ((((((((var_1_14 || var_1_14) ? ((var_1_14 || var_1_14) ? (var_1_1 == ((float) (((((((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) > (var_1_6)) ? (((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) : (var_1_6))) - var_1_7))) : (var_1_1 == ((float) 1.0000000075E8f))) : (var_1_1 == ((float) var_1_7))) && ((var_1_6 > (- var_1_7)) ? ((var_1_5 == (((((var_1_6 * var_1_7)) > (var_1_1)) ? ((var_1_6 * var_1_7)) : (var_1_1)))) ? (var_1_8 == ((unsigned long int) 8u)) : 1) : (var_1_8 == ((unsigned long int) var_1_20)))) && (((var_1_21 + var_1_12) > (2u >> var_1_11)) ? ((var_1_12 != var_1_21) ? (var_1_10 == ((signed short int) var_1_11)) : (var_1_10 == ((signed short int) 128))) : 1)) && ((var_1_6 == (var_1_4 / var_1_13)) ? (var_1_12 == ((unsigned char) var_1_11)) : 1)) && ((! var_1_2) ? ((var_1_2 || var_1_3) ? (var_1_14 == ((unsigned char) ((! (! var_1_15)) && (var_1_16 && var_1_17)))) : ((((((var_1_12) > (var_1_12)) ? (var_1_12) : (var_1_12))) >= var_1_21) ? (var_1_14 == ((unsigned char) (var_1_2 || var_1_16))) : (var_1_14 == ((unsigned char) (! var_1_19))))) : 1)) && (var_1_20 == ((unsigned char) var_1_11))) && (var_1_21 == ((unsigned short int) 8))) && (var_1_22 == ((unsigned short int) var_1_8)) ; [L219] RET, EXPR property() [L219] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=9, var_1_11=4294967305, var_1_12=4294967305, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=0, var_1_20=4294967305, var_1_21=8, var_1_22=8, var_1_23=8, var_1_25=32, var_1_29=256, var_1_2=1, var_1_30=256, var_1_31=32, var_1_32=257, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=-127, var_1_42=-126, var_1_43=10, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=0, var_1_7=0, var_1_8=8] [L19] reach_error() VAL [isInitial=1, var_1_10=9, var_1_11=4294967305, var_1_12=4294967305, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=0, var_1_20=4294967305, var_1_21=8, var_1_22=8, var_1_23=8, var_1_25=32, var_1_29=256, var_1_2=1, var_1_30=256, var_1_31=32, var_1_32=257, var_1_33=2, var_1_37=257, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_40=-127, var_1_41=-127, var_1_42=-126, var_1_43=10, var_1_44=0, var_1_45=0, var_1_46=0, var_1_47=0, var_1_7=0, var_1_8=8] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 73 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 1, TraceHistogramMax: 42, 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=73occurred 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, 1.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 304 NumberOfCodeBlocks, 304 NumberOfCodeBlocksAsserted, 2 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 [2024-11-09 05:14:55,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-27.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje --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 32b58c724f57884784c25adee2b16792293048ad3ff784c34f29e9014df519a4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:14:58,361 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:14:58,460 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 05:14:58,467 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:14:58,468 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:14:58,525 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:14:58,526 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:14:58,527 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:14:58,527 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:14:58,528 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:14:58,529 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:14:58,529 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:14:58,530 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:14:58,534 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:14:58,535 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:14:58,535 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:14:58,536 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:14:58,536 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:14:58,536 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:14:58,537 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:14:58,537 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:14:58,539 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:14:58,539 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:14:58,540 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:14:58,540 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:14:58,540 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 05:14:58,540 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:14:58,541 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 05:14:58,541 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:14:58,541 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:14:58,542 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:14:58,542 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:14:58,542 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 05:14:58,543 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:14:58,544 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:14:58,544 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:14:58,545 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:14:58,545 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:14:58,545 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:14:58,546 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 05:14:58,546 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 05:14:58,547 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:14:58,547 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:14:58,548 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32b58c724f57884784c25adee2b16792293048ad3ff784c34f29e9014df519a4 [2024-11-09 05:14:58,924 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:14:58,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:14:58,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:14:58,949 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:14:58,950 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:14:58,951 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-27.i Unable to find full path for "g++" [2024-11-09 05:15:01,148 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:15:01,479 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:15:01,480 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-27.i [2024-11-09 05:15:01,491 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/data/b0168201a/5b952b28899c4f73a986960940838d48/FLAGcde8932aa [2024-11-09 05:15:01,506 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/data/b0168201a/5b952b28899c4f73a986960940838d48 [2024-11-09 05:15:01,508 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:15:01,510 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:15:01,512 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:15:01,512 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:15:01,519 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:15:01,520 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:15:01" (1/1) ... [2024-11-09 05:15:01,522 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bb47869 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:01, skipping insertion in model container [2024-11-09 05:15:01,522 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:15:01" (1/1) ... [2024-11-09 05:15:01,560 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:15:01,782 WARN L250 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_a2db003b-588c-443a-a3af-46aefb5ffb0d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-27.i[919,932] [2024-11-09 05:15:01,874 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:15:01,894 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:15:01,917 WARN L250 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_a2db003b-588c-443a-a3af-46aefb5ffb0d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-27.i[919,932] [2024-11-09 05:15:02,054 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:15:02,088 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:15:02,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:02 WrapperNode [2024-11-09 05:15:02,090 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:15:02,091 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:15:02,092 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:15:02,092 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:15:02,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:02" (1/1) ... [2024-11-09 05:15:02,128 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:02" (1/1) ... [2024-11-09 05:15:02,178 INFO L138 Inliner]: procedures = 27, calls = 55, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 226 [2024-11-09 05:15:02,181 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:15:02,182 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:15:02,182 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:15:02,182 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:15:02,193 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:02" (1/1) ... [2024-11-09 05:15:02,194 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:02" (1/1) ... [2024-11-09 05:15:02,201 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:02" (1/1) ... [2024-11-09 05:15:02,205 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:02" (1/1) ... [2024-11-09 05:15:02,224 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:02" (1/1) ... [2024-11-09 05:15:02,232 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:02" (1/1) ... [2024-11-09 05:15:02,239 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:02" (1/1) ... [2024-11-09 05:15:02,245 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:02" (1/1) ... [2024-11-09 05:15:02,254 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:15:02,255 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:15:02,259 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:15:02,259 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:15:02,260 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:02" (1/1) ... [2024-11-09 05:15:02,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:15:02,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:15:02,304 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:15:02,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:15:02,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:15:02,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 05:15:02,346 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:15:02,346 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:15:02,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:15:02,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:15:02,509 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:15:02,512 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:15:07,647 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-09 05:15:07,647 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:15:07,664 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:15:07,664 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:15:07,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:15:07 BoogieIcfgContainer [2024-11-09 05:15:07,665 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:15:07,667 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:15:07,668 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:15:07,671 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:15:07,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:15:01" (1/3) ... [2024-11-09 05:15:07,673 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21dfc0fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:15:07, skipping insertion in model container [2024-11-09 05:15:07,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:15:02" (2/3) ... [2024-11-09 05:15:07,673 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21dfc0fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:15:07, skipping insertion in model container [2024-11-09 05:15:07,674 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:15:07" (3/3) ... [2024-11-09 05:15:07,675 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-27.i [2024-11-09 05:15:07,694 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:15:07,695 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:15:07,771 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:15:07,779 INFO L333 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, 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;@1afd129c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:15:07,780 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:15:07,784 INFO L276 IsEmpty]: Start isEmpty. Operand has 108 states, 63 states have (on average 1.3968253968253967) internal successors, (88), 64 states have internal predecessors, (88), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-09 05:15:07,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2024-11-09 05:15:07,810 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:15:07,811 INFO L215 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:15:07,811 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:15:07,817 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:15:07,818 INFO L85 PathProgramCache]: Analyzing trace with hash 2045637361, now seen corresponding path program 1 times [2024-11-09 05:15:07,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:15:07,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [258782175] [2024-11-09 05:15:07,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:15:07,835 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 [2024-11-09 05:15:07,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:15:07,839 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:15:07,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:15:08,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:15:08,526 INFO L255 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 05:15:08,540 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:15:08,629 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 802 proven. 0 refuted. 0 times theorem prover too weak. 2642 trivial. 0 not checked. [2024-11-09 05:15:08,629 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:15:08,634 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:15:08,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [258782175] [2024-11-09 05:15:08,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [258782175] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:15:08,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:15:08,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 05:15:08,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266037373] [2024-11-09 05:15:08,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:15:08,646 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 05:15:08,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:15:08,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 05:15:08,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 05:15:08,685 INFO L87 Difference]: Start difference. First operand has 108 states, 63 states have (on average 1.3968253968253967) internal successors, (88), 64 states have internal predecessors, (88), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) Second operand has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2024-11-09 05:15:08,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:15:08,733 INFO L93 Difference]: Finished difference Result 206 states and 374 transitions. [2024-11-09 05:15:08,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 05:15:08,738 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 257 [2024-11-09 05:15:08,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:15:08,751 INFO L225 Difference]: With dead ends: 206 [2024-11-09 05:15:08,752 INFO L226 Difference]: Without dead ends: 101 [2024-11-09 05:15:08,756 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 256 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 05:15:08,761 INFO L432 NwaCegarLoop]: 155 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:15:08,762 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 05:15:08,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2024-11-09 05:15:08,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2024-11-09 05:15:08,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 57 states have (on average 1.2456140350877194) internal successors, (71), 57 states have internal predecessors, (71), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-09 05:15:08,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 155 transitions. [2024-11-09 05:15:08,834 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 155 transitions. Word has length 257 [2024-11-09 05:15:08,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:15:08,835 INFO L471 AbstractCegarLoop]: Abstraction has 101 states and 155 transitions. [2024-11-09 05:15:08,835 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2024-11-09 05:15:08,835 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 155 transitions. [2024-11-09 05:15:08,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2024-11-09 05:15:08,842 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:15:08,842 INFO L215 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:15:08,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/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)] Ended with exit code 0 [2024-11-09 05:15:09,043 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:15:09,043 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:15:09,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:15:09,044 INFO L85 PathProgramCache]: Analyzing trace with hash -2083218965, now seen corresponding path program 1 times [2024-11-09 05:15:09,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:15:09,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [214408504] [2024-11-09 05:15:09,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:15:09,046 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 [2024-11-09 05:15:09,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:15:09,050 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:15:09,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:15:09,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:15:09,634 INFO L255 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 05:15:09,646 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:15:11,782 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2024-11-09 05:15:11,782 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:15:11,782 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:15:11,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [214408504] [2024-11-09 05:15:11,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [214408504] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:15:11,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:15:11,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:15:11,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408600991] [2024-11-09 05:15:11,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:15:11,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:15:11,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:15:11,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:15:11,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:15:11,796 INFO L87 Difference]: Start difference. First operand 101 states and 155 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2024-11-09 05:15:15,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:17,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:19,134 WARN L539 Checker$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 [] [2024-11-09 05:15:19,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:15:19,819 INFO L93 Difference]: Finished difference Result 378 states and 585 transitions. [2024-11-09 05:15:19,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 05:15:19,834 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 257 [2024-11-09 05:15:19,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:15:19,841 INFO L225 Difference]: With dead ends: 378 [2024-11-09 05:15:19,841 INFO L226 Difference]: Without dead ends: 280 [2024-11-09 05:15:19,843 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:15:19,845 INFO L432 NwaCegarLoop]: 286 mSDtfsCounter, 151 mSDsluCounter, 193 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 2 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 479 SdHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:15:19,846 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 479 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 129 Invalid, 3 Unknown, 0 Unchecked, 7.9s Time] [2024-11-09 05:15:19,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2024-11-09 05:15:19,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 197. [2024-11-09 05:15:19,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 110 states have (on average 1.2272727272727273) internal successors, (135), 110 states have internal predecessors, (135), 84 states have call successors, (84), 2 states have call predecessors, (84), 2 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-09 05:15:19,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 303 transitions. [2024-11-09 05:15:19,918 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 303 transitions. Word has length 257 [2024-11-09 05:15:19,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:15:19,919 INFO L471 AbstractCegarLoop]: Abstraction has 197 states and 303 transitions. [2024-11-09 05:15:19,920 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2024-11-09 05:15:19,920 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 303 transitions. [2024-11-09 05:15:19,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2024-11-09 05:15:19,925 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:15:19,925 INFO L215 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:15:19,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/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)] Forceful destruction successful, exit code 0 [2024-11-09 05:15:20,126 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:15:20,126 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:15:20,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:15:20,128 INFO L85 PathProgramCache]: Analyzing trace with hash 1953582893, now seen corresponding path program 1 times [2024-11-09 05:15:20,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:15:20,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [408626965] [2024-11-09 05:15:20,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:15:20,129 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 [2024-11-09 05:15:20,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:15:20,133 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:15:20,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:15:20,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:15:20,683 INFO L255 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 05:15:20,690 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:15:22,292 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 1211 proven. 96 refuted. 0 times theorem prover too weak. 2137 trivial. 0 not checked. [2024-11-09 05:15:22,292 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:15:23,104 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2024-11-09 05:15:23,104 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:15:23,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [408626965] [2024-11-09 05:15:23,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [408626965] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-09 05:15:23,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 05:15:23,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2024-11-09 05:15:23,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020590019] [2024-11-09 05:15:23,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:15:23,111 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:15:23,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:15:23,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:15:23,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-09 05:15:23,113 INFO L87 Difference]: Start difference. First operand 197 states and 303 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2024-11-09 05:15:25,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:25,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:15:25,779 INFO L93 Difference]: Finished difference Result 303 states and 461 transitions. [2024-11-09 05:15:25,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:15:25,814 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 257 [2024-11-09 05:15:25,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:15:25,818 INFO L225 Difference]: With dead ends: 303 [2024-11-09 05:15:25,818 INFO L226 Difference]: Without dead ends: 205 [2024-11-09 05:15:25,820 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 512 GetRequests, 506 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-09 05:15:25,821 INFO L432 NwaCegarLoop]: 148 mSDtfsCounter, 53 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 240 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:15:25,822 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 240 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 1 Unknown, 0 Unchecked, 2.6s Time] [2024-11-09 05:15:25,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2024-11-09 05:15:25,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 205. [2024-11-09 05:15:25,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 116 states have (on average 1.206896551724138) internal successors, (140), 116 states have internal predecessors, (140), 84 states have call successors, (84), 4 states have call predecessors, (84), 4 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-09 05:15:25,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 308 transitions. [2024-11-09 05:15:25,869 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 308 transitions. Word has length 257 [2024-11-09 05:15:25,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:15:25,870 INFO L471 AbstractCegarLoop]: Abstraction has 205 states and 308 transitions. [2024-11-09 05:15:25,870 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2024-11-09 05:15:25,871 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 308 transitions. [2024-11-09 05:15:25,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2024-11-09 05:15:25,875 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:15:25,875 INFO L215 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:15:25,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:15:26,076 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:15:26,076 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:15:26,077 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:15:26,077 INFO L85 PathProgramCache]: Analyzing trace with hash 868347508, now seen corresponding path program 1 times [2024-11-09 05:15:26,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:15:26,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1526572351] [2024-11-09 05:15:26,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:15:26,078 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 [2024-11-09 05:15:26,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:15:26,085 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:15:26,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:15:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:15:26,624 INFO L255 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 05:15:26,637 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:15:28,616 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2024-11-09 05:15:28,616 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:15:28,616 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:15:28,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1526572351] [2024-11-09 05:15:28,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1526572351] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:15:28,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:15:28,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:15:28,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652347331] [2024-11-09 05:15:28,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:15:28,622 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:15:28,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:15:28,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:15:28,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:15:28,623 INFO L87 Difference]: Start difference. First operand 205 states and 308 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2024-11-09 05:15:30,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:32,720 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:32,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:15:32,835 INFO L93 Difference]: Finished difference Result 609 states and 918 transitions. [2024-11-09 05:15:32,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 05:15:32,869 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 258 [2024-11-09 05:15:32,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:15:32,874 INFO L225 Difference]: With dead ends: 609 [2024-11-09 05:15:32,874 INFO L226 Difference]: Without dead ends: 407 [2024-11-09 05:15:32,876 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 255 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:15:32,877 INFO L432 NwaCegarLoop]: 161 mSDtfsCounter, 22 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:15:32,878 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 461 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2024-11-09 05:15:32,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2024-11-09 05:15:32,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 401. [2024-11-09 05:15:32,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 401 states, 224 states have (on average 1.1830357142857142) internal successors, (265), 224 states have internal predecessors, (265), 168 states have call successors, (168), 8 states have call predecessors, (168), 8 states have return successors, (168), 168 states have call predecessors, (168), 168 states have call successors, (168) [2024-11-09 05:15:32,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 601 transitions. [2024-11-09 05:15:32,959 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 601 transitions. Word has length 258 [2024-11-09 05:15:32,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:15:32,964 INFO L471 AbstractCegarLoop]: Abstraction has 401 states and 601 transitions. [2024-11-09 05:15:32,965 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2024-11-09 05:15:32,965 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 601 transitions. [2024-11-09 05:15:32,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2024-11-09 05:15:32,969 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:15:32,969 INFO L215 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:15:32,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:15:33,170 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:15:33,170 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:15:33,170 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:15:33,171 INFO L85 PathProgramCache]: Analyzing trace with hash -192060128, now seen corresponding path program 1 times [2024-11-09 05:15:33,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:15:33,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [285767888] [2024-11-09 05:15:33,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:15:33,172 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 [2024-11-09 05:15:33,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:15:33,173 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:15:33,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/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 (6)] Waiting until timeout for monitored process [2024-11-09 05:15:33,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:15:33,699 INFO L255 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 05:15:33,706 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:15:37,828 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 1732 proven. 234 refuted. 0 times theorem prover too weak. 1478 trivial. 0 not checked. [2024-11-09 05:15:37,828 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:15:40,586 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 117 proven. 243 refuted. 0 times theorem prover too weak. 3084 trivial. 0 not checked. [2024-11-09 05:15:40,586 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:15:40,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [285767888] [2024-11-09 05:15:40,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [285767888] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:15:40,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1018746860] [2024-11-09 05:15:40,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:15:40,587 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:15:40,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:15:40,591 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:15:40,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 05:15:41,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:15:41,943 INFO L255 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-09 05:15:41,949 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:15:48,466 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 1593 proven. 375 refuted. 0 times theorem prover too weak. 1476 trivial. 0 not checked. [2024-11-09 05:15:48,466 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:15:50,883 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 153 proven. 321 refuted. 0 times theorem prover too weak. 2970 trivial. 0 not checked. [2024-11-09 05:15:50,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1018746860] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:15:50,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [575521150] [2024-11-09 05:15:50,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:15:50,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:15:50,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:15:50,888 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:15:50,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-09 05:15:51,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:15:51,156 INFO L255 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-09 05:15:51,162 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:16:02,214 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 1677 proven. 528 refuted. 0 times theorem prover too weak. 1239 trivial. 0 not checked. [2024-11-09 05:16:02,214 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:16:07,558 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 192 proven. 393 refuted. 0 times theorem prover too weak. 2859 trivial. 0 not checked. [2024-11-09 05:16:07,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [575521150] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:16:07,559 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 05:16:07,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 19, 16, 26, 20] total 70 [2024-11-09 05:16:07,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487104342] [2024-11-09 05:16:07,560 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 05:16:07,563 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 70 states [2024-11-09 05:16:07,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:16:07,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2024-11-09 05:16:07,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1208, Invalid=3622, Unknown=0, NotChecked=0, Total=4830 [2024-11-09 05:16:07,567 INFO L87 Difference]: Start difference. First operand 401 states and 601 transitions. Second operand has 70 states, 67 states have (on average 3.388059701492537) internal successors, (227), 63 states have internal predecessors, (227), 21 states have call successors, (167), 15 states have call predecessors, (167), 28 states have return successors, (172), 21 states have call predecessors, (172), 21 states have call successors, (172) [2024-11-09 05:16:17,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:16:18,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:16:24,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:16:24,696 INFO L93 Difference]: Finished difference Result 993 states and 1334 transitions. [2024-11-09 05:16:24,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2024-11-09 05:16:24,697 INFO L78 Accepts]: Start accepts. Automaton has has 70 states, 67 states have (on average 3.388059701492537) internal successors, (227), 63 states have internal predecessors, (227), 21 states have call successors, (167), 15 states have call predecessors, (167), 28 states have return successors, (172), 21 states have call predecessors, (172), 21 states have call successors, (172) Word has length 259 [2024-11-09 05:16:24,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:16:24,704 INFO L225 Difference]: With dead ends: 993 [2024-11-09 05:16:24,704 INFO L226 Difference]: Without dead ends: 791 [2024-11-09 05:16:24,711 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1621 GetRequests, 1486 SyntacticMatches, 2 SemanticMatches, 133 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6108 ImplicationChecksByTransitivity, 14.7s TimeCoverageRelationStatistics Valid=4216, Invalid=13874, Unknown=0, NotChecked=0, Total=18090 [2024-11-09 05:16:24,712 INFO L432 NwaCegarLoop]: 153 mSDtfsCounter, 927 mSDsluCounter, 1039 mSDsCounter, 0 mSdLazyCounter, 1450 mSolverCounterSat, 654 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 938 SdHoareTripleChecker+Valid, 1192 SdHoareTripleChecker+Invalid, 2105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 654 IncrementalHoareTripleChecker+Valid, 1450 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:16:24,712 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [938 Valid, 1192 Invalid, 2105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [654 Valid, 1450 Invalid, 1 Unknown, 0 Unchecked, 10.2s Time] [2024-11-09 05:16:24,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 791 states. [2024-11-09 05:16:24,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 791 to 562. [2024-11-09 05:16:24,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 562 states, 338 states have (on average 1.1153846153846154) internal successors, (377), 339 states have internal predecessors, (377), 180 states have call successors, (180), 43 states have call predecessors, (180), 43 states have return successors, (180), 179 states have call predecessors, (180), 180 states have call successors, (180) [2024-11-09 05:16:24,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 562 states and 737 transitions. [2024-11-09 05:16:24,837 INFO L78 Accepts]: Start accepts. Automaton has 562 states and 737 transitions. Word has length 259 [2024-11-09 05:16:24,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:16:24,841 INFO L471 AbstractCegarLoop]: Abstraction has 562 states and 737 transitions. [2024-11-09 05:16:24,842 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 70 states, 67 states have (on average 3.388059701492537) internal successors, (227), 63 states have internal predecessors, (227), 21 states have call successors, (167), 15 states have call predecessors, (167), 28 states have return successors, (172), 21 states have call predecessors, (172), 21 states have call successors, (172) [2024-11-09 05:16:24,842 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 737 transitions. [2024-11-09 05:16:24,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2024-11-09 05:16:24,844 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:16:24,844 INFO L215 NwaCegarLoop]: trace histogram [42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:16:24,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/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 (6)] Ended with exit code 0 [2024-11-09 05:16:25,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-09 05:16:25,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-09 05:16:25,445 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 05:16:25,446 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:16:25,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:16:25,447 INFO L85 PathProgramCache]: Analyzing trace with hash 2124527127, now seen corresponding path program 1 times [2024-11-09 05:16:25,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:16:25,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [441055957] [2024-11-09 05:16:25,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:16:25,448 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 [2024-11-09 05:16:25,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:16:25,449 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:16:25,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/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 (9)] Waiting until timeout for monitored process [2024-11-09 05:16:25,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:16:25,948 INFO L255 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 05:16:25,955 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:16:33,406 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 46 proven. 1088 refuted. 0 times theorem prover too weak. 2310 trivial. 0 not checked. [2024-11-09 05:16:33,406 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:16:34,659 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:16:34,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [441055957] [2024-11-09 05:16:34,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [441055957] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:16:34,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1035363117] [2024-11-09 05:16:34,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:16:34,660 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:16:34,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:16:34,663 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:16:34,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2db003b-588c-443a-a3af-46aefb5ffb0d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-09 05:16:36,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:16:36,256 INFO L255 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-09 05:16:36,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:17:34,717 WARN L286 SmtUtils]: Spent 10.88s on a formula simplification that was a NOOP. DAG size: 27 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:18:13,080 WARN L286 SmtUtils]: Spent 9.94s on a formula simplification that was a NOOP. DAG size: 34 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:19:02,796 WARN L286 SmtUtils]: Spent 12.00s on a formula simplification that was a NOOP. DAG size: 42 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:19:45,351 WARN L286 SmtUtils]: Spent 12.18s on a formula simplification that was a NOOP. DAG size: 46 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:21:16,183 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse5 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (and (= (_ bv8 16) c_~var_1_21~0) (fp.leq c_~var_1_5~0 .cse0) (not (= (_ bv8 32) ((_ zero_extend 24) c_~var_1_12~0))) (let ((.cse2 (fp.gt c_~var_1_5~0 c_~var_1_6~0)) (.cse1 (= c_~var_1_1~0 (fp.sub c_currentRoundingMode c_~var_1_6~0 c_~var_1_7~0)))) (or (and .cse1 (not .cse2)) (and .cse2 (let ((.cse3 (fp.gt c_~var_1_4~0 c_~var_1_6~0))) (or (and .cse3 (let ((.cse4 (fp.lt c_~var_1_4~0 c_~var_1_5~0))) (or (and (not .cse4) (= c_~var_1_1~0 (fp.sub c_currentRoundingMode c_~var_1_5~0 c_~var_1_7~0))) (and .cse4 (= c_~var_1_1~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_7~0)))))) (and .cse1 (not .cse3))))))) (fp.geq c_~var_1_4~0 .cse5) (fp.leq c_~var_1_4~0 .cse0) (fp.geq c_~var_1_6~0 .cse5) (fp.geq c_~var_1_5~0 .cse5) (not (fp.eq c_~var_1_6~0 (fp.div c_currentRoundingMode c_~var_1_4~0 c_~var_1_13~0))) (= c_~var_1_20~0 ((_ extract 7 0) c_~var_1_11~0)) (= ((_ extract 15 0) c_~var_1_11~0) c_~var_1_10~0) (fp.leq c_~var_1_6~0 .cse0) (fp.geq c_~var_1_7~0 .cse5) (= (_ bv1 8) c_~var_1_14~0) (not (= (_ bv0 8) c_~var_1_2~0)) (fp.leq c_~var_1_7~0 .cse0) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2024-11-09 05:21:17,666 INFO L134 CoverageAnalysis]: Checked inductivity of 3444 backedges. 764 proven. 408 refuted. 0 times theorem prover too weak. 2272 trivial. 0 not checked. [2024-11-09 05:21:17,667 INFO L311 TraceCheckSpWp]: Computing backward predicates...