./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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 919b64ad06374025a27f1e638c1fbab266347de62a505876fcba854b54111d09 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 04:30:51,041 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 04:30:51,135 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 04:30:51,141 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 04:30:51,142 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 04:30:51,179 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 04:30:51,181 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 04:30:51,182 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 04:30:51,183 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 04:30:51,183 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 04:30:51,183 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 04:30:51,185 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 04:30:51,186 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 04:30:51,188 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 04:30:51,192 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 04:30:51,192 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 04:30:51,193 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 04:30:51,193 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 04:30:51,193 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 04:30:51,194 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 04:30:51,194 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 04:30:51,195 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 04:30:51,195 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 04:30:51,198 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 04:30:51,199 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 04:30:51,199 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 04:30:51,199 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 04:30:51,200 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 04:30:51,200 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 04:30:51,200 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 04:30:51,201 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 04:30:51,201 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 04:30:51,201 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 04:30:51,201 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 04:30:51,202 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 04:30:51,202 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 04:30:51,202 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 04:30:51,202 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 04:30:51,203 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:30:51,203 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 04:30:51,203 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 04:30:51,205 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 04:30:51,205 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 04:30:51,206 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 04:30:51,206 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 04:30:51,206 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 04:30:51,207 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 04:30:51,207 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_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 919b64ad06374025a27f1e638c1fbab266347de62a505876fcba854b54111d09 [2024-11-09 04:30:51,533 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 04:30:51,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 04:30:51,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 04:30:51,579 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 04:30:51,580 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 04:30:51,582 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i Unable to find full path for "g++" [2024-11-09 04:30:54,065 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 04:30:54,294 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 04:30:54,295 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i [2024-11-09 04:30:54,306 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/data/f1d514122/65a9d9c7b2e64faa90fdc2adcf997a5a/FLAG77a6e3233 [2024-11-09 04:30:54,326 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/data/f1d514122/65a9d9c7b2e64faa90fdc2adcf997a5a [2024-11-09 04:30:54,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 04:30:54,331 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 04:30:54,334 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 04:30:54,335 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 04:30:54,342 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 04:30:54,343 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:30:54" (1/1) ... [2024-11-09 04:30:54,345 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@431b4195 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:30:54, skipping insertion in model container [2024-11-09 04:30:54,348 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:30:54" (1/1) ... [2024-11-09 04:30:54,381 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 04:30:54,587 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_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i[914,927] [2024-11-09 04:30:54,684 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:30:54,700 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 04:30:54,713 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_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i[914,927] [2024-11-09 04:30:54,750 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:30:54,775 INFO L204 MainTranslator]: Completed translation [2024-11-09 04:30:54,775 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:30:54 WrapperNode [2024-11-09 04:30:54,775 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 04:30:54,777 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 04:30:54,777 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 04:30:54,777 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 04:30:54,787 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:30:54" (1/1) ... [2024-11-09 04:30:54,799 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:30:54" (1/1) ... [2024-11-09 04:30:54,855 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 171 [2024-11-09 04:30:54,856 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 04:30:54,857 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 04:30:54,857 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 04:30:54,857 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 04:30:54,877 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:30:54" (1/1) ... [2024-11-09 04:30:54,877 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:30:54" (1/1) ... [2024-11-09 04:30:54,885 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:30:54" (1/1) ... [2024-11-09 04:30:54,887 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:30:54" (1/1) ... [2024-11-09 04:30:54,900 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:30:54" (1/1) ... [2024-11-09 04:30:54,905 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:30:54" (1/1) ... [2024-11-09 04:30:54,908 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:30:54" (1/1) ... [2024-11-09 04:30:54,910 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:30:54" (1/1) ... [2024-11-09 04:30:54,915 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 04:30:54,939 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 04:30:54,939 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 04:30:54,939 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 04:30:54,940 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:30:54" (1/1) ... [2024-11-09 04:30:54,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:30:54,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:30:55,008 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 04:30:55,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 04:30:55,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 04:30:55,052 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 04:30:55,052 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 04:30:55,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 04:30:55,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 04:30:55,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 04:30:55,210 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 04:30:55,214 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 04:30:55,716 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-09 04:30:55,716 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 04:30:56,019 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 04:30:56,019 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 04:30:56,020 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:30:56 BoogieIcfgContainer [2024-11-09 04:30:56,020 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 04:30:56,023 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 04:30:56,023 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 04:30:56,026 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 04:30:56,027 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:30:54" (1/3) ... [2024-11-09 04:30:56,027 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7441fe8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:30:56, skipping insertion in model container [2024-11-09 04:30:56,028 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:30:54" (2/3) ... [2024-11-09 04:30:56,028 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7441fe8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:30:56, skipping insertion in model container [2024-11-09 04:30:56,028 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:30:56" (3/3) ... [2024-11-09 04:30:56,030 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-0.i [2024-11-09 04:30:56,050 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 04:30:56,050 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 04:30:56,132 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 04:30:56,141 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;@1dd88cb8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 04:30:56,142 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 04:30:56,147 INFO L276 IsEmpty]: Start isEmpty. Operand has 44 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-09 04:30:56,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-09 04:30:56,159 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:30:56,160 INFO L215 NwaCegarLoop]: trace histogram [22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:30:56,160 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:30:56,166 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:30:56,167 INFO L85 PathProgramCache]: Analyzing trace with hash -585995274, now seen corresponding path program 1 times [2024-11-09 04:30:56,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:30:56,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820929135] [2024-11-09 04:30:56,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:30:56,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:30:56,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 04:30:56,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [866580844] [2024-11-09 04:30:56,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:30:56,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 04:30:56,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:30:56,752 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 04:30:56,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 04:30:57,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 04:30:57,064 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 04:30:57,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 04:30:57,309 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 04:30:57,312 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 04:30:57,313 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 04:30:57,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 04:30:57,516 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 04:30:57,519 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 04:30:57,628 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 04:30:57,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 04:30:57 BoogieIcfgContainer [2024-11-09 04:30:57,632 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 04:30:57,632 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 04:30:57,632 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 04:30:57,633 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 04:30:57,633 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:30:56" (3/4) ... [2024-11-09 04:30:57,636 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 04:30:57,637 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 04:30:57,639 INFO L158 Benchmark]: Toolchain (without parser) took 3308.22ms. Allocated memory was 109.1MB in the beginning and 167.8MB in the end (delta: 58.7MB). Free memory was 66.1MB in the beginning and 92.7MB in the end (delta: -26.5MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2024-11-09 04:30:57,639 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 109.1MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 04:30:57,640 INFO L158 Benchmark]: CACSL2BoogieTranslator took 441.62ms. Allocated memory is still 109.1MB. Free memory was 65.9MB in the beginning and 49.8MB in the end (delta: 16.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 04:30:57,640 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.48ms. Allocated memory is still 109.1MB. Free memory was 49.8MB in the beginning and 46.8MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 04:30:57,641 INFO L158 Benchmark]: Boogie Preprocessor took 58.10ms. Allocated memory is still 109.1MB. Free memory was 46.8MB in the beginning and 45.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 04:30:57,642 INFO L158 Benchmark]: RCFGBuilder took 1081.21ms. Allocated memory is still 167.8MB. Free memory was 139.2MB in the beginning and 95.7MB in the end (delta: 43.6MB). Peak memory consumption was 44.9MB. Max. memory is 16.1GB. [2024-11-09 04:30:57,642 INFO L158 Benchmark]: TraceAbstraction took 1609.25ms. Allocated memory is still 167.8MB. Free memory was 94.8MB in the beginning and 92.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. [2024-11-09 04:30:57,643 INFO L158 Benchmark]: Witness Printer took 5.27ms. Allocated memory is still 167.8MB. Free memory is still 92.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 04:30:57,646 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 109.1MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 441.62ms. Allocated memory is still 109.1MB. Free memory was 65.9MB in the beginning and 49.8MB in the end (delta: 16.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.48ms. Allocated memory is still 109.1MB. Free memory was 49.8MB in the beginning and 46.8MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.10ms. Allocated memory is still 109.1MB. Free memory was 46.8MB in the beginning and 45.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1081.21ms. Allocated memory is still 167.8MB. Free memory was 139.2MB in the beginning and 95.7MB in the end (delta: 43.6MB). Peak memory consumption was 44.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1609.25ms. Allocated memory is still 167.8MB. Free memory was 94.8MB in the beginning and 92.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. * Witness Printer took 5.27ms. Allocated memory is still 167.8MB. Free memory is still 92.7MB. 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 someBinaryDOUBLEComparisonOperation at line 56, overapproximation of someBinaryFLOATComparisonOperation at line 163, overapproximation of someUnaryDOUBLEoperation at line 56. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 0; [L23] signed long int var_1_5 = 2; [L24] signed short int var_1_6 = -10; [L25] unsigned long int var_1_7 = 1; [L26] unsigned char var_1_8 = 0; [L27] unsigned long int var_1_9 = 3470417420; [L28] unsigned char var_1_10 = 0; [L29] double var_1_12 = 25.6; [L30] double var_1_13 = 1.75; [L31] float var_1_14 = 5.4; [L32] float var_1_15 = 127.5; [L33] float var_1_16 = 3.5; [L34] signed long int var_1_17 = 64; [L35] double var_1_19 = 0.0; [L36] unsigned short int var_1_20 = 10; [L37] double var_1_21 = 31.2; [L38] signed short int var_1_22 = 1000; [L39] signed long int var_1_23 = 50; [L40] signed short int var_1_24 = -32; [L41] unsigned char var_1_25 = 8; [L42] double var_1_26 = 1.25; [L43] unsigned char var_1_27 = 32; [L44] signed short int var_1_28 = -4; [L45] unsigned char var_1_29 = 0; [L46] signed long int last_1_var_1_1 = 0; [L47] signed long int last_1_var_1_5 = 2; [L48] signed short int last_1_var_1_6 = -10; [L49] unsigned long int last_1_var_1_7 = 1; [L50] float last_1_var_1_14 = 5.4; [L51] signed long int last_1_var_1_17 = 64; [L167] isInitial = 1 [L168] FCALL initially() [L169] COND TRUE 1 [L170] CALL updateLastVariables() [L155] last_1_var_1_1 = var_1_1 [L156] last_1_var_1_5 = var_1_5 [L157] last_1_var_1_6 = var_1_6 [L158] last_1_var_1_7 = var_1_7 [L159] last_1_var_1_14 = var_1_14 [L160] last_1_var_1_17 = var_1_17 [L170] RET updateLastVariables() [L171] CALL updateVariables() [L118] var_1_9 = __VERIFIER_nondet_ulong() [L119] CALL assume_abort_if_not(var_1_9 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_9 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L120] CALL assume_abort_if_not(var_1_9 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_9 <= 4294967295) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L121] var_1_10 = __VERIFIER_nondet_uchar() [L122] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L123] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L124] var_1_12 = __VERIFIER_nondet_double() [L125] CALL assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L126] CALL assume_abort_if_not(var_1_12 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_12 != 0.0F) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L127] var_1_13 = __VERIFIER_nondet_double() [L128] 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, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L128] 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, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L129] var_1_15 = __VERIFIER_nondet_float() [L130] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L131] var_1_16 = __VERIFIER_nondet_float() [L132] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L133] var_1_20 = __VERIFIER_nondet_ushort() [L134] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L135] CALL assume_abort_if_not(var_1_20 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_20 <= 65535) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L136] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L137] var_1_21 = __VERIFIER_nondet_double() [L138] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L139] var_1_23 = __VERIFIER_nondet_long() [L140] CALL assume_abort_if_not(var_1_23 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_23 >= -2147483648) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L141] CALL assume_abort_if_not(var_1_23 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_23 <= 2147483647) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L142] var_1_24 = __VERIFIER_nondet_short() [L143] CALL assume_abort_if_not(var_1_24 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_24 >= -32767) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L144] CALL assume_abort_if_not(var_1_24 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_24 <= 32766) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L145] var_1_26 = __VERIFIER_nondet_double() [L146] CALL assume_abort_if_not((var_1_26 >= -922337.2036854776000e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854776000e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_26 >= -922337.2036854776000e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854776000e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L147] var_1_27 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L149] CALL assume_abort_if_not(var_1_27 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_27=7, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_27 <= 127) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_27=7, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L150] var_1_29 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_27=7, var_1_28=-4, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_27=7, var_1_28=-4, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L152] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_27=7, var_1_28=-4, var_1_29=1, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=533, var_1_22=1000, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_27=7, var_1_28=-4, var_1_29=1, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=8589934575] [L171] RET updateVariables() [L172] CALL step() [L55] COND TRUE (32 / var_1_20) > -500 [L56] var_1_19 = ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) [L58] COND TRUE (~ var_1_20) >= var_1_23 [L59] COND FALSE !(((((var_1_23) < (var_1_20)) ? (var_1_23) : (var_1_20))) >= -5) [L62] var_1_22 = var_1_24 [L65] COND TRUE var_1_21 <= ((((var_1_19) > (var_1_26)) ? (var_1_19) : (var_1_26))) [L66] var_1_25 = (var_1_27 + 1) [L68] COND FALSE !((var_1_23 / var_1_20) > var_1_25) [L75] COND FALSE !(last_1_var_1_7 > (- last_1_var_1_5)) [L78] var_1_1 = (((((1 - last_1_var_1_7)) < (16)) ? ((1 - last_1_var_1_7)) : (16))) [L80] COND TRUE ((last_1_var_1_14 + last_1_var_1_14) / 9.2) < ((((last_1_var_1_14) < (var_1_16)) ? (last_1_var_1_14) : (var_1_16))) [L81] var_1_17 = ((((last_1_var_1_1) > (last_1_var_1_6)) ? (last_1_var_1_1) : (last_1_var_1_6))) [L85] signed long int stepLocal_1 = - last_1_var_1_1; [L86] COND FALSE !(last_1_var_1_17 < stepLocal_1) [L89] signed long int stepLocal_3 = var_1_1; [L90] signed long int stepLocal_2 = var_1_17; [L91] COND FALSE !(var_1_17 > stepLocal_2) [L96] unsigned long int stepLocal_5 = var_1_9; [L97] COND FALSE !((var_1_12 * last_1_var_1_14) > var_1_13) [L104] var_1_14 = var_1_16 [L106] signed long int stepLocal_0 = var_1_17; [L107] COND TRUE var_1_6 < stepLocal_0 [L108] var_1_5 = ((var_1_17 - var_1_6) + var_1_6) [L110] unsigned long int stepLocal_4 = var_1_9 - var_1_6; [L111] COND FALSE !((- 8u) >= stepLocal_4) [L114] var_1_8 = (((var_1_14 / var_1_12) >= var_1_14) || var_1_10) [L172] RET step() [L173] CALL, EXPR property() [L163-L164] return (((((((last_1_var_1_7 > (- last_1_var_1_5)) ? (var_1_1 == ((signed long int) ((((last_1_var_1_5) > ((last_1_var_1_7 + last_1_var_1_6))) ? (last_1_var_1_5) : ((last_1_var_1_7 + last_1_var_1_6)))))) : (var_1_1 == ((signed long int) (((((1 - last_1_var_1_7)) < (16)) ? ((1 - last_1_var_1_7)) : (16)))))) && ((var_1_6 < var_1_17) ? (var_1_5 == ((signed long int) ((var_1_17 - var_1_6) + var_1_6))) : 1)) && ((last_1_var_1_17 < (- last_1_var_1_1)) ? (var_1_6 == ((signed short int) (32 - last_1_var_1_6))) : 1)) && ((var_1_17 > var_1_17) ? ((var_1_6 <= var_1_1) ? (var_1_7 == ((unsigned long int) ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))))) : 1) : 1)) && (((- 8u) >= (var_1_9 - var_1_6)) ? (var_1_8 == ((unsigned char) (! var_1_10))) : (var_1_8 == ((unsigned char) (((var_1_14 / var_1_12) >= var_1_14) || var_1_10))))) && (((var_1_12 * last_1_var_1_14) > var_1_13) ? ((var_1_9 < var_1_7) ? (var_1_14 == ((float) var_1_15)) : (var_1_14 == ((float) var_1_15))) : (var_1_14 == ((float) var_1_16)))) && ((((last_1_var_1_14 + last_1_var_1_14) / 9.2) < ((((last_1_var_1_14) < (var_1_16)) ? (last_1_var_1_14) : (var_1_16)))) ? (var_1_17 == ((signed long int) ((((last_1_var_1_1) > (last_1_var_1_6)) ? (last_1_var_1_1) : (last_1_var_1_6))))) : (var_1_17 == ((signed long int) last_1_var_1_6))) ; [L173] RET, EXPR property() [L173] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=3, var_1_15=3, var_1_16=3, var_1_17=0, var_1_19=2, var_1_1=0, var_1_20=533, var_1_21=0, var_1_22=-32767, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_27=7, var_1_28=-4, var_1_29=1, var_1_5=0, var_1_6=-10, var_1_7=1, var_1_8=1, var_1_9=8589934575] [L19] reach_error() VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=3, var_1_15=3, var_1_16=3, var_1_17=0, var_1_19=2, var_1_1=0, var_1_20=533, var_1_21=0, var_1_22=-32767, var_1_23=-534, var_1_24=-32767, var_1_25=8, var_1_27=7, var_1_28=-4, var_1_29=1, var_1_5=0, var_1_6=-10, var_1_7=1, var_1_8=1, var_1_9=8589934575] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 44 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=44occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 166 NumberOfCodeBlocks, 166 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 04:30:57,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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 919b64ad06374025a27f1e638c1fbab266347de62a505876fcba854b54111d09 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 04:31:00,131 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 04:31:00,211 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 04:31:00,216 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 04:31:00,216 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 04:31:00,258 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 04:31:00,258 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 04:31:00,259 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 04:31:00,260 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 04:31:00,261 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 04:31:00,262 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 04:31:00,262 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 04:31:00,262 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 04:31:00,263 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 04:31:00,263 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 04:31:00,265 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 04:31:00,266 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 04:31:00,266 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 04:31:00,267 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 04:31:00,267 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 04:31:00,268 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 04:31:00,272 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 04:31:00,272 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 04:31:00,273 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 04:31:00,273 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 04:31:00,273 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 04:31:00,273 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 04:31:00,274 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 04:31:00,274 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 04:31:00,274 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 04:31:00,274 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 04:31:00,275 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 04:31:00,275 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 04:31:00,275 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 04:31:00,275 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 04:31:00,276 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:31:00,276 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 04:31:00,276 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 04:31:00,276 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 04:31:00,277 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 04:31:00,277 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 04:31:00,279 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 04:31:00,279 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 04:31:00,280 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_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 919b64ad06374025a27f1e638c1fbab266347de62a505876fcba854b54111d09 [2024-11-09 04:31:00,660 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 04:31:00,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 04:31:00,696 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 04:31:00,697 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 04:31:00,698 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 04:31:00,699 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i Unable to find full path for "g++" [2024-11-09 04:31:02,951 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 04:31:03,263 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 04:31:03,268 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i [2024-11-09 04:31:03,288 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/data/31719af81/cfa7243ad75b4a7995e96c301fbab0ed/FLAG7032ffa3c [2024-11-09 04:31:03,542 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/data/31719af81/cfa7243ad75b4a7995e96c301fbab0ed [2024-11-09 04:31:03,545 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 04:31:03,546 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 04:31:03,548 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 04:31:03,548 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 04:31:03,556 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 04:31:03,557 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:31:03" (1/1) ... [2024-11-09 04:31:03,560 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@557ba276 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:31:03, skipping insertion in model container [2024-11-09 04:31:03,561 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:31:03" (1/1) ... [2024-11-09 04:31:03,600 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 04:31:03,828 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_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i[914,927] [2024-11-09 04:31:03,964 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:31:04,003 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 04:31:04,015 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_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i[914,927] [2024-11-09 04:31:04,078 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:31:04,102 INFO L204 MainTranslator]: Completed translation [2024-11-09 04:31:04,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:31:04 WrapperNode [2024-11-09 04:31:04,102 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 04:31:04,104 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 04:31:04,104 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 04:31:04,104 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 04:31:04,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:31:04" (1/1) ... [2024-11-09 04:31:04,136 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:31:04" (1/1) ... [2024-11-09 04:31:04,186 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 169 [2024-11-09 04:31:04,190 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 04:31:04,191 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 04:31:04,195 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 04:31:04,195 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 04:31:04,210 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:31:04" (1/1) ... [2024-11-09 04:31:04,210 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:31:04" (1/1) ... [2024-11-09 04:31:04,220 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:31:04" (1/1) ... [2024-11-09 04:31:04,220 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:31:04" (1/1) ... [2024-11-09 04:31:04,231 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:31:04" (1/1) ... [2024-11-09 04:31:04,235 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:31:04" (1/1) ... [2024-11-09 04:31:04,238 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:31:04" (1/1) ... [2024-11-09 04:31:04,240 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:31:04" (1/1) ... [2024-11-09 04:31:04,245 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 04:31:04,246 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 04:31:04,246 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 04:31:04,246 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 04:31:04,247 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:31:04" (1/1) ... [2024-11-09 04:31:04,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:31:04,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:31:04,294 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 04:31:04,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 04:31:04,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 04:31:04,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 04:31:04,327 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 04:31:04,327 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 04:31:04,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 04:31:04,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 04:31:04,438 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 04:31:04,440 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 04:31:18,841 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-09 04:31:18,842 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 04:31:18,864 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 04:31:18,864 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 04:31:18,865 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:31:18 BoogieIcfgContainer [2024-11-09 04:31:18,865 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 04:31:18,868 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 04:31:18,870 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 04:31:18,875 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 04:31:18,876 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:31:03" (1/3) ... [2024-11-09 04:31:18,877 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33a32e63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:31:18, skipping insertion in model container [2024-11-09 04:31:18,877 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:31:04" (2/3) ... [2024-11-09 04:31:18,878 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33a32e63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:31:18, skipping insertion in model container [2024-11-09 04:31:18,878 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:31:18" (3/3) ... [2024-11-09 04:31:18,880 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-0.i [2024-11-09 04:31:18,896 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 04:31:18,896 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 04:31:18,984 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 04:31:18,997 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;@500716c6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 04:31:18,997 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 04:31:19,005 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 49 states have (on average 1.4081632653061225) internal successors, (69), 50 states have internal predecessors, (69), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-09 04:31:19,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-09 04:31:19,027 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:31:19,028 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:31:19,030 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:31:19,036 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:31:19,037 INFO L85 PathProgramCache]: Analyzing trace with hash -831363051, now seen corresponding path program 1 times [2024-11-09 04:31:19,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 04:31:19,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1801489868] [2024-11-09 04:31:19,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:31:19,057 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 04:31:19,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 04:31:19,059 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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 04:31:19,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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 04:31:21,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:31:21,264 INFO L255 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 04:31:21,293 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:31:21,341 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 402 proven. 0 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2024-11-09 04:31:21,341 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 04:31:21,342 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 04:31:21,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1801489868] [2024-11-09 04:31:21,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1801489868] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:31:21,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:31:21,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 04:31:21,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752235987] [2024-11-09 04:31:21,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:31:21,352 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 04:31:21,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 04:31:21,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 04:31:21,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 04:31:21,387 INFO L87 Difference]: Start difference. First operand has 74 states, 49 states have (on average 1.4081632653061225) internal successors, (69), 50 states have internal predecessors, (69), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-09 04:31:21,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:31:21,425 INFO L93 Difference]: Finished difference Result 141 states and 242 transitions. [2024-11-09 04:31:21,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 04:31:21,428 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 148 [2024-11-09 04:31:21,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:31:21,439 INFO L225 Difference]: With dead ends: 141 [2024-11-09 04:31:21,440 INFO L226 Difference]: Without dead ends: 70 [2024-11-09 04:31:21,446 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 147 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 04:31:21,453 INFO L432 NwaCegarLoop]: 105 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, 105 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 04:31:21,455 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 04:31:21,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2024-11-09 04:31:21,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2024-11-09 04:31:21,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 46 states have (on average 1.326086956521739) internal successors, (61), 46 states have internal predecessors, (61), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-09 04:31:21,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 105 transitions. [2024-11-09 04:31:21,527 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 105 transitions. Word has length 148 [2024-11-09 04:31:21,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:31:21,528 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 105 transitions. [2024-11-09 04:31:21,529 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-09 04:31:21,530 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 105 transitions. [2024-11-09 04:31:21,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-09 04:31:21,536 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:31:21,537 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:31:21,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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 04:31:21,738 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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 04:31:21,738 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:31:21,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:31:21,739 INFO L85 PathProgramCache]: Analyzing trace with hash -1274032887, now seen corresponding path program 1 times [2024-11-09 04:31:21,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 04:31:21,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1950065645] [2024-11-09 04:31:21,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:31:21,741 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 04:31:21,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 04:31:21,745 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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 04:31:21,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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 04:31:24,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:31:24,096 INFO L255 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 04:31:24,104 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:31:35,860 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-09 04:31:35,861 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 04:31:35,861 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 04:31:35,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1950065645] [2024-11-09 04:31:35,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1950065645] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:31:35,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:31:35,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 04:31:35,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445694372] [2024-11-09 04:31:35,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:31:35,865 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 04:31:35,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 04:31:35,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 04:31:35,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 04:31:35,867 INFO L87 Difference]: Start difference. First operand 70 states and 105 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-09 04:31:39,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.62s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:31:41,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:31:43,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:31:46,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.66s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:31:48,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:31:48,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:31:48,255 INFO L93 Difference]: Finished difference Result 218 states and 327 transitions. [2024-11-09 04:31:48,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 04:31:48,473 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 148 [2024-11-09 04:31:48,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:31:48,477 INFO L225 Difference]: With dead ends: 218 [2024-11-09 04:31:48,477 INFO L226 Difference]: Without dead ends: 151 [2024-11-09 04:31:48,479 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:31:48,480 INFO L432 NwaCegarLoop]: 109 mSDtfsCounter, 100 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 45 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 303 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2024-11-09 04:31:48,481 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 303 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 12 Invalid, 5 Unknown, 0 Unchecked, 12.2s Time] [2024-11-09 04:31:48,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2024-11-09 04:31:48,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 135. [2024-11-09 04:31:48,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 88 states have (on average 1.3295454545454546) internal successors, (117), 88 states have internal predecessors, (117), 44 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-09 04:31:48,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 205 transitions. [2024-11-09 04:31:48,523 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 205 transitions. Word has length 148 [2024-11-09 04:31:48,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:31:48,524 INFO L471 AbstractCegarLoop]: Abstraction has 135 states and 205 transitions. [2024-11-09 04:31:48,525 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-09 04:31:48,525 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 205 transitions. [2024-11-09 04:31:48,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-09 04:31:48,528 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:31:48,528 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:31:48,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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)] Ended with exit code 0 [2024-11-09 04:31:48,729 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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 04:31:48,729 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:31:48,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:31:48,730 INFO L85 PathProgramCache]: Analyzing trace with hash 1999866055, now seen corresponding path program 1 times [2024-11-09 04:31:48,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 04:31:48,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [173708437] [2024-11-09 04:31:48,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:31:48,731 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 04:31:48,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 04:31:48,735 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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 04:31:48,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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 04:31:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:31:50,800 INFO L255 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 04:31:50,805 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:32:02,637 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-09 04:32:02,637 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 04:32:02,638 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 04:32:02,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [173708437] [2024-11-09 04:32:02,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [173708437] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:32:02,638 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:32:02,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 04:32:02,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331727570] [2024-11-09 04:32:02,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:32:02,643 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 04:32:02,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 04:32:02,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 04:32:02,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:32:02,653 INFO L87 Difference]: Start difference. First operand 135 states and 205 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-09 04:32:06,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:32:08,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:32:10,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:32:12,720 WARN L539 Checker$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 04:32:16,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.69s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:32:18,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:32:20,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:32:22,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:32:25,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.46s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:32:27,128 WARN L539 Checker$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 04:32:30,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.66s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:32:32,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:32:34,016 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 04:32:34,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:32:34,017 INFO L93 Difference]: Finished difference Result 347 states and 526 transitions. [2024-11-09 04:32:34,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 04:32:34,258 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 148 [2024-11-09 04:32:34,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:32:34,266 INFO L225 Difference]: With dead ends: 347 [2024-11-09 04:32:34,266 INFO L226 Difference]: Without dead ends: 215 [2024-11-09 04:32:34,270 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-09 04:32:34,271 INFO L432 NwaCegarLoop]: 102 mSDtfsCounter, 63 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 45 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:32:34,272 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 340 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 68 Invalid, 13 Unknown, 0 Unchecked, 30.8s Time] [2024-11-09 04:32:34,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2024-11-09 04:32:34,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 186. [2024-11-09 04:32:34,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 116 states have (on average 1.3017241379310345) internal successors, (151), 116 states have internal predecessors, (151), 66 states have call successors, (66), 3 states have call predecessors, (66), 3 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-09 04:32:34,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 283 transitions. [2024-11-09 04:32:34,345 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 283 transitions. Word has length 148 [2024-11-09 04:32:34,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:32:34,346 INFO L471 AbstractCegarLoop]: Abstraction has 186 states and 283 transitions. [2024-11-09 04:32:34,346 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-09 04:32:34,347 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 283 transitions. [2024-11-09 04:32:34,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-09 04:32:34,349 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:32:34,350 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:32:34,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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 04:32:34,550 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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 04:32:34,551 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:32:34,551 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:32:34,551 INFO L85 PathProgramCache]: Analyzing trace with hash 1413060041, now seen corresponding path program 1 times [2024-11-09 04:32:34,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 04:32:34,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [166747790] [2024-11-09 04:32:34,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:32:34,553 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 04:32:34,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 04:32:34,554 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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 04:32:34,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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 04:32:36,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:32:36,860 INFO L255 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 04:32:36,864 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:32:49,956 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-09 04:32:49,956 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 04:32:49,956 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 04:32:49,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [166747790] [2024-11-09 04:32:49,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [166747790] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:32:49,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:32:49,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 04:32:49,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604011639] [2024-11-09 04:32:49,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:32:49,959 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 04:32:49,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 04:32:49,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 04:32:49,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-09 04:32:49,960 INFO L87 Difference]: Start difference. First operand 186 states and 283 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-09 04:32:54,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:32:56,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:32:59,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:33:01,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:33:03,128 WARN L539 Checker$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 04:33:06,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.67s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:33:08,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:33:10,720 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:33:12,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:33:14,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:33:18,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:33:20,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:33:22,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:33:24,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:33:26,966 WARN L539 Checker$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 04:33:29,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.63s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:33:31,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:33:33,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:33:35,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:33:36,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:33:36,307 INFO L93 Difference]: Finished difference Result 519 states and 791 transitions. [2024-11-09 04:33:36,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 04:33:36,308 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 148 [2024-11-09 04:33:36,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:33:36,313 INFO L225 Difference]: With dead ends: 519 [2024-11-09 04:33:36,314 INFO L226 Difference]: Without dead ends: 452 [2024-11-09 04:33:36,315 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2024-11-09 04:33:36,316 INFO L432 NwaCegarLoop]: 166 mSDtfsCounter, 156 mSDsluCounter, 213 mSDsCounter, 0 mSdLazyCounter, 182 mSolverCounterSat, 45 mSolverCounterUnsat, 19 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 379 SdHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 182 IncrementalHoareTripleChecker+Invalid, 19 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:33:36,317 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 379 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 182 Invalid, 19 Unknown, 0 Unchecked, 45.7s Time] [2024-11-09 04:33:36,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 452 states. [2024-11-09 04:33:36,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 452 to 338. [2024-11-09 04:33:36,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 338 states, 222 states have (on average 1.3333333333333333) internal successors, (296), 222 states have internal predecessors, (296), 110 states have call successors, (110), 5 states have call predecessors, (110), 5 states have return successors, (110), 110 states have call predecessors, (110), 110 states have call successors, (110) [2024-11-09 04:33:36,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 516 transitions. [2024-11-09 04:33:36,403 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 516 transitions. Word has length 148 [2024-11-09 04:33:36,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:33:36,404 INFO L471 AbstractCegarLoop]: Abstraction has 338 states and 516 transitions. [2024-11-09 04:33:36,404 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-09 04:33:36,405 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 516 transitions. [2024-11-09 04:33:36,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-09 04:33:36,410 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:33:36,410 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:33:36,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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 04:33:36,612 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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 04:33:36,613 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:33:36,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:33:36,613 INFO L85 PathProgramCache]: Analyzing trace with hash -1106899893, now seen corresponding path program 1 times [2024-11-09 04:33:36,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 04:33:36,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2107969790] [2024-11-09 04:33:36,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:33:36,614 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 04:33:36,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 04:33:36,618 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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 04:33:36,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7c47da-2b7a-43f1-8956-0787a2a2f9e7/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 04:33:38,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:33:38,790 INFO L255 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-09 04:33:38,799 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:36:15,114 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0)))) (.cse0 (fp.lt c_~last_1_var_1_14~0 c_~var_1_16~0))) (and (= c_~var_1_5~0 (_ bv2 32)) (= (_ bv64 32) c_~last_1_var_1_17~0) (= (_ bv0 32) c_~var_1_1~0) (or .cse0 (not (fp.lt .cse1 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)))) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (let ((.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_16~0 .cse2) (fp.leq c_~var_1_16~0 .cse3)) (and (fp.leq c_~var_1_16~0 (fp.neg .cse2)) (fp.geq c_~var_1_16~0 (fp.neg .cse3))))) (= ((_ sign_extend 16) (_ bv65526 16)) c_~var_1_17~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (_ bv1 32) c_~var_1_7~0) (= (_ bv0 32) c_~last_1_var_1_1~0) (or (not (fp.lt .cse1 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0))) (not .cse0)) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2024-11-09 04:36:17,205 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse1 (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0)))) (.cse0 (fp.lt c_~last_1_var_1_14~0 c_~var_1_16~0))) (and (= c_~var_1_5~0 (_ bv2 32)) (= (_ bv64 32) c_~last_1_var_1_17~0) (= (_ bv0 32) c_~var_1_1~0) (or .cse0 (not (fp.lt .cse1 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)))) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (let ((.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_16~0 .cse2) (fp.leq c_~var_1_16~0 .cse3)) (and (fp.leq c_~var_1_16~0 (fp.neg .cse2)) (fp.geq c_~var_1_16~0 (fp.neg .cse3))))) (= ((_ sign_extend 16) (_ bv65526 16)) c_~var_1_17~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (_ bv1 32) c_~var_1_7~0) (= (_ bv0 32) c_~last_1_var_1_1~0) (or (not (fp.lt .cse1 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0))) (not .cse0)) (= c_currentRoundingMode roundNearestTiesToEven))) is different from true [2024-11-09 04:44:25,302 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0)))) (.cse4 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) (.cse0 (fp.lt c_~last_1_var_1_14~0 c_~var_1_16~0))) (and (= c_~var_1_5~0 (_ bv2 32)) (= (_ bv64 32) c_~last_1_var_1_17~0) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 32) c_~var_1_1~0) (or .cse0 (not (fp.lt .cse1 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)))) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (let ((.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_16~0 .cse2) (fp.leq c_~var_1_16~0 .cse3)) (and (fp.leq c_~var_1_16~0 (fp.neg .cse2)) (fp.geq c_~var_1_16~0 (fp.neg .cse3))))) (= ((_ sign_extend 16) (_ bv65526 16)) c_~var_1_17~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (_ bv1 32) c_~var_1_7~0) (= (_ bv0 32) c_~last_1_var_1_1~0) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 .cse4) c_~var_1_13~0)) (or (not (fp.lt .cse1 .cse4)) (not .cse0)) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2024-11-09 04:44:27,423 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse1 (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0)))) (.cse4 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) (.cse0 (fp.lt c_~last_1_var_1_14~0 c_~var_1_16~0))) (and (= c_~var_1_5~0 (_ bv2 32)) (= (_ bv64 32) c_~last_1_var_1_17~0) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 32) c_~var_1_1~0) (or .cse0 (not (fp.lt .cse1 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)))) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (let ((.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_16~0 .cse2) (fp.leq c_~var_1_16~0 .cse3)) (and (fp.leq c_~var_1_16~0 (fp.neg .cse2)) (fp.geq c_~var_1_16~0 (fp.neg .cse3))))) (= ((_ sign_extend 16) (_ bv65526 16)) c_~var_1_17~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (_ bv1 32) c_~var_1_7~0) (= (_ bv0 32) c_~last_1_var_1_1~0) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 .cse4) c_~var_1_13~0)) (or (not (fp.lt .cse1 .cse4)) (not .cse0)) (= c_currentRoundingMode roundNearestTiesToEven))) is different from true