./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-62.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_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-62.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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 eac3201ea586fadc4987068e5a4039e19e955780b16bce26dea5895ff77c2a90 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:19:26,060 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:19:26,127 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 06:19:26,132 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:19:26,132 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:19:26,154 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:19:26,155 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:19:26,155 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:19:26,156 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:19:26,156 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:19:26,157 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:19:26,157 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:19:26,158 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:19:26,158 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 06:19:26,158 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:19:26,159 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:19:26,159 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 06:19:26,160 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 06:19:26,160 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:19:26,160 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 06:19:26,161 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 06:19:26,161 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 06:19:26,162 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:19:26,163 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:19:26,163 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:19:26,163 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 06:19:26,164 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:19:26,164 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:19:26,164 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:19:26,165 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:19:26,165 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:19:26,174 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:19:26,174 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:19:26,175 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:19:26,175 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:19:26,176 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:19:26,176 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:19:26,177 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:19:26,177 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:19:26,178 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:19:26,179 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:19:26,180 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:19:26,180 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 06:19:26,180 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 06:19:26,181 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:19:26,181 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:19:26,181 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 06:19:26,182 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_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eac3201ea586fadc4987068e5a4039e19e955780b16bce26dea5895ff77c2a90 [2024-11-09 06:19:26,465 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:19:26,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:19:26,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:19:26,501 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:19:26,503 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:19:26,504 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-62.i Unable to find full path for "g++" [2024-11-09 06:19:28,474 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:19:28,735 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:19:28,737 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-62.i [2024-11-09 06:19:28,750 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/data/f257a0258/0bd9503aff004e1ead1a17b178ac8cf8/FLAG717690ed7 [2024-11-09 06:19:28,771 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/data/f257a0258/0bd9503aff004e1ead1a17b178ac8cf8 [2024-11-09 06:19:28,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:19:28,776 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:19:28,779 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:19:28,779 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:19:28,787 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:19:28,788 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:19:28" (1/1) ... [2024-11-09 06:19:28,789 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d63691 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:28, skipping insertion in model container [2024-11-09 06:19:28,791 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:19:28" (1/1) ... [2024-11-09 06:19:28,834 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:19:29,003 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_1c4ad3f3-8009-4f1e-be84-78abdc37b047/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-62.i[916,929] [2024-11-09 06:19:29,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:19:29,112 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:19:29,125 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_1c4ad3f3-8009-4f1e-be84-78abdc37b047/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-62.i[916,929] [2024-11-09 06:19:29,194 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:19:29,232 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:19:29,233 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:29 WrapperNode [2024-11-09 06:19:29,233 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:19:29,234 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:19:29,235 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:19:29,235 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:19:29,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:29" (1/1) ... [2024-11-09 06:19:29,261 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:29" (1/1) ... [2024-11-09 06:19:29,333 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 214 [2024-11-09 06:19:29,333 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:19:29,334 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:19:29,334 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:19:29,335 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:19:29,344 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:29" (1/1) ... [2024-11-09 06:19:29,345 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:29" (1/1) ... [2024-11-09 06:19:29,352 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:29" (1/1) ... [2024-11-09 06:19:29,353 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:29" (1/1) ... [2024-11-09 06:19:29,374 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:29" (1/1) ... [2024-11-09 06:19:29,381 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:29" (1/1) ... [2024-11-09 06:19:29,385 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:29" (1/1) ... [2024-11-09 06:19:29,393 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:29" (1/1) ... [2024-11-09 06:19:29,401 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:19:29,406 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:19:29,406 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:19:29,406 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:19:29,407 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:29" (1/1) ... [2024-11-09 06:19:29,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:19:29,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:19:29,440 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:19:29,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:19:29,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:19:29,482 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 06:19:29,482 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 06:19:29,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 06:19:29,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:19:29,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:19:29,601 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:19:29,606 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:19:30,241 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-09 06:19:30,242 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:19:30,623 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:19:30,623 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 06:19:30,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:19:30 BoogieIcfgContainer [2024-11-09 06:19:30,624 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:19:30,627 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:19:30,629 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:19:30,632 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:19:30,633 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:19:28" (1/3) ... [2024-11-09 06:19:30,633 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f56e85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:19:30, skipping insertion in model container [2024-11-09 06:19:30,634 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:29" (2/3) ... [2024-11-09 06:19:30,635 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f56e85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:19:30, skipping insertion in model container [2024-11-09 06:19:30,636 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:19:30" (3/3) ... [2024-11-09 06:19:30,637 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-62.i [2024-11-09 06:19:30,655 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:19:30,655 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 06:19:30,733 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:19:30,743 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;@11b28e0a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:19:30,743 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 06:19:30,747 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 26 states have (on average 1.1538461538461537) internal successors, (30), 27 states have internal predecessors, (30), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-09 06:19:30,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-09 06:19:30,761 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:19:30,762 INFO L215 NwaCegarLoop]: trace histogram [30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:19:30,763 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:19:30,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:19:30,769 INFO L85 PathProgramCache]: Analyzing trace with hash -797145480, now seen corresponding path program 1 times [2024-11-09 06:19:30,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:19:30,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466617794] [2024-11-09 06:19:30,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:19:30,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:19:31,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 06:19:31,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1324634307] [2024-11-09 06:19:31,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:19:31,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:19:31,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:19:31,454 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:19:31,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 06:19:31,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 06:19:31,949 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 06:19:32,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 06:19:32,199 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 06:19:32,201 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 06:19:32,202 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 06:19:32,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 06:19:32,405 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 06:19:32,409 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 06:19:32,524 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 06:19:32,528 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 06:19:32 BoogieIcfgContainer [2024-11-09 06:19:32,528 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 06:19:32,530 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 06:19:32,530 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 06:19:32,530 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 06:19:32,531 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:19:30" (3/4) ... [2024-11-09 06:19:32,538 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 06:19:32,539 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 06:19:32,543 INFO L158 Benchmark]: Toolchain (without parser) took 3767.57ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 104.7MB in the beginning and 88.2MB in the end (delta: 16.5MB). Peak memory consumption was 51.7MB. Max. memory is 16.1GB. [2024-11-09 06:19:32,544 INFO L158 Benchmark]: CDTParser took 0.81ms. Allocated memory is still 146.8MB. Free memory was 115.1MB in the beginning and 114.9MB in the end (delta: 161.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:19:32,545 INFO L158 Benchmark]: CACSL2BoogieTranslator took 454.87ms. Allocated memory is still 146.8MB. Free memory was 104.2MB in the beginning and 85.3MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 06:19:32,545 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.17ms. Allocated memory is still 146.8MB. Free memory was 85.3MB in the beginning and 81.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 06:19:32,546 INFO L158 Benchmark]: Boogie Preprocessor took 70.87ms. Allocated memory is still 146.8MB. Free memory was 81.1MB in the beginning and 78.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 06:19:32,550 INFO L158 Benchmark]: RCFGBuilder took 1218.25ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 78.5MB in the beginning and 114.7MB in the end (delta: -36.2MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2024-11-09 06:19:32,551 INFO L158 Benchmark]: TraceAbstraction took 1900.82ms. Allocated memory is still 180.4MB. Free memory was 113.7MB in the beginning and 88.2MB in the end (delta: 25.5MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2024-11-09 06:19:32,551 INFO L158 Benchmark]: Witness Printer took 12.57ms. Allocated memory is still 180.4MB. Free memory is still 88.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:19:32,555 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81ms. Allocated memory is still 146.8MB. Free memory was 115.1MB in the beginning and 114.9MB in the end (delta: 161.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 454.87ms. Allocated memory is still 146.8MB. Free memory was 104.2MB in the beginning and 85.3MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.17ms. Allocated memory is still 146.8MB. Free memory was 85.3MB in the beginning and 81.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.87ms. Allocated memory is still 146.8MB. Free memory was 81.1MB in the beginning and 78.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1218.25ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 78.5MB in the beginning and 114.7MB in the end (delta: -36.2MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1900.82ms. Allocated memory is still 180.4MB. Free memory was 113.7MB in the beginning and 88.2MB in the end (delta: 25.5MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. * Witness Printer took 12.57ms. Allocated memory is still 180.4MB. Free memory is still 88.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 202, overapproximation of someBinaryArithmeticDOUBLEoperation at line 77, overapproximation of someUnaryDOUBLEoperation at line 77, overapproximation of someBinaryDOUBLEComparisonOperation at line 65. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 32.2; [L23] double var_1_4 = 10000000.9; [L24] double var_1_5 = 32.46; [L25] double var_1_6 = 10000.6; [L26] unsigned long int var_1_7 = 128; [L27] unsigned long int var_1_9 = 1; [L28] unsigned long int var_1_10 = 10000; [L29] unsigned char var_1_12 = 0; [L30] unsigned char var_1_13 = 0; [L31] unsigned char var_1_14 = 1; [L32] unsigned char var_1_15 = 1; [L33] unsigned char var_1_16 = 0; [L34] double var_1_17 = 63.8; [L35] double var_1_18 = 64.125; [L36] double var_1_19 = 0.9; [L37] float var_1_20 = 8.8; [L38] float var_1_21 = 999999999999.75; [L39] float var_1_22 = 127.5; [L40] unsigned long int var_1_23 = 25; [L41] float var_1_24 = 127.75; [L42] float var_1_25 = 64.7; [L43] signed char var_1_26 = -128; [L44] signed char var_1_27 = 64; [L45] signed char var_1_28 = -16; [L46] signed char var_1_29 = -2; [L47] unsigned short int var_1_30 = 4; [L48] unsigned short int var_1_31 = 57679; [L49] unsigned short int var_1_32 = 23164; [L50] unsigned short int var_1_33 = 1; [L51] double last_1_var_1_1 = 32.2; [L52] unsigned long int last_1_var_1_7 = 128; [L53] unsigned long int last_1_var_1_9 = 1; [L54] unsigned short int last_1_var_1_30 = 4; [L206] isInitial = 1 [L207] FCALL initially() [L208] int k_loop; [L209] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=10000, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_4=100000009/10, var_1_5=1623/50, var_1_6=50003/5, var_1_7=128, var_1_9=1] [L209] COND FALSE !(k_loop < 1) VAL [isInitial=1, k_loop=0, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=10000, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_4=100000009/10, var_1_5=1623/50, var_1_6=50003/5, var_1_7=128, var_1_9=1] [L209] COND TRUE k_loop < 1 [L210] CALL updateLastVariables() [L196] last_1_var_1_1 = var_1_1 [L197] last_1_var_1_7 = var_1_7 [L198] last_1_var_1_9 = var_1_9 [L199] last_1_var_1_30 = var_1_30 [L210] RET updateLastVariables() [L211] CALL updateVariables() [L146] var_1_4 = __VERIFIER_nondet_double() [L147] CALL assume_abort_if_not((var_1_4 >= -461168.6018427382800e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=10000, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_5=1623/50, var_1_6=50003/5, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_4 >= -461168.6018427382800e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=10000, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_5=1623/50, var_1_6=50003/5, var_1_7=128, var_1_9=1] [L148] var_1_5 = __VERIFIER_nondet_double() [L149] CALL assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=10000, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_6=50003/5, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=10000, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_6=50003/5, var_1_7=128, var_1_9=1] [L150] var_1_6 = __VERIFIER_nondet_double() [L151] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=10000, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=10000, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L152] var_1_10 = __VERIFIER_nondet_ulong() [L153] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L154] CALL assume_abort_if_not(var_1_10 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_10 <= 2147483647) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L155] var_1_13 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_13 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=1, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=1, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L157] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=1, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=1, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L158] var_1_14 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_14 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=1, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_14 >= 1) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=1, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L160] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=1, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=1, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L161] var_1_15 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_15 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_15 >= 1) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L163] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L164] var_1_16 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L166] CALL assume_abort_if_not(var_1_16 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_16 <= 0) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_18=513/8, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L167] var_1_18 = __VERIFIER_nondet_double() [L168] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_19=9/10, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L169] var_1_19 = __VERIFIER_nondet_double() [L170] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=25, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L171] var_1_23 = __VERIFIER_nondet_ulong() [L172] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L173] CALL assume_abort_if_not(var_1_23 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_23 <= 4294967295) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L174] CALL assume_abort_if_not(var_1_23 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_23 != 0) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_24=511/4, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L175] var_1_24 = __VERIFIER_nondet_float() [L176] CALL assume_abort_if_not((var_1_24 >= -230584.3009213691390e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 2305843.009213691390e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not((var_1_24 >= -230584.3009213691390e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 2305843.009213691390e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_25=647/10, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L177] var_1_25 = __VERIFIER_nondet_float() [L178] CALL assume_abort_if_not((var_1_25 >= -230584.3009213691390e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 2305843.009213691390e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not((var_1_25 >= -230584.3009213691390e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 2305843.009213691390e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_26=-128, var_1_27=64, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L179] var_1_27 = __VERIFIER_nondet_char() [L180] CALL assume_abort_if_not(var_1_27 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_26=-128, var_1_27=1, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_27 >= -127) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_26=-128, var_1_27=1, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L181] CALL assume_abort_if_not(var_1_27 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_26=-128, var_1_27=1, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_27 <= 126) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_26=-128, var_1_27=1, var_1_28=-16, var_1_29=-2, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L182] var_1_29 = __VERIFIER_nondet_char() [L183] CALL assume_abort_if_not(var_1_29 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_26=-128, var_1_27=1, var_1_28=-16, var_1_29=-16, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_29 >= -127) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_26=-128, var_1_27=1, var_1_28=-16, var_1_29=-16, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L184] CALL assume_abort_if_not(var_1_29 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_26=-128, var_1_27=1, var_1_28=-16, var_1_29=-16, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_29 <= 126) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_26=-128, var_1_27=1, var_1_28=-16, var_1_29=-16, var_1_30=4, var_1_31=57679, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L185] var_1_31 = __VERIFIER_nondet_ushort() [L186] CALL assume_abort_if_not(var_1_31 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_26=-128, var_1_27=1, var_1_28=-16, var_1_29=-16, var_1_30=4, var_1_31=32767, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_31 >= 32767) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_26=-128, var_1_27=1, var_1_28=-16, var_1_29=-16, var_1_30=4, var_1_31=32767, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L187] CALL assume_abort_if_not(var_1_31 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_26=-128, var_1_27=1, var_1_28=-16, var_1_29=-16, var_1_30=4, var_1_31=32767, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_31 <= 65534) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_26=-128, var_1_27=1, var_1_28=-16, var_1_29=-16, var_1_30=4, var_1_31=32767, var_1_32=23164, var_1_33=1, var_1_7=128, var_1_9=1] [L188] var_1_32 = __VERIFIER_nondet_ushort() [L189] CALL assume_abort_if_not(var_1_32 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_26=-128, var_1_27=1, var_1_28=-16, var_1_29=-16, var_1_30=4, var_1_31=32767, var_1_32=-49153, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_32 >= 16383) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_26=-128, var_1_27=1, var_1_28=-16, var_1_29=-16, var_1_30=4, var_1_31=32767, var_1_32=-49153, var_1_33=1, var_1_7=128, var_1_9=1] [L190] CALL assume_abort_if_not(var_1_32 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_26=-128, var_1_27=1, var_1_28=-16, var_1_29=-16, var_1_30=4, var_1_31=32767, var_1_32=-49153, var_1_33=1, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_32 <= 32767) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_26=-128, var_1_27=1, var_1_28=-16, var_1_29=-16, var_1_30=4, var_1_31=32767, var_1_32=-49153, var_1_33=1, var_1_7=128, var_1_9=1] [L191] var_1_33 = __VERIFIER_nondet_ushort() [L192] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_26=-128, var_1_27=1, var_1_28=-16, var_1_29=-16, var_1_30=4, var_1_31=32767, var_1_32=-49153, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_26=-128, var_1_27=1, var_1_28=-16, var_1_29=-16, var_1_30=4, var_1_31=32767, var_1_32=-49153, var_1_7=128, var_1_9=1] [L193] CALL assume_abort_if_not(var_1_33 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_26=-128, var_1_27=1, var_1_28=-16, var_1_29=-16, var_1_30=4, var_1_31=32767, var_1_32=-49153, var_1_33=0, var_1_7=128, var_1_9=1] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_33 <= 16383) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=0, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=319/5, var_1_1=161/5, var_1_20=44/5, var_1_21=3999999999999/4, var_1_22=255/2, var_1_23=-1, var_1_26=-128, var_1_27=1, var_1_28=-16, var_1_29=-16, var_1_30=4, var_1_31=32767, var_1_32=-49153, var_1_33=0, var_1_7=128, var_1_9=1] [L211] RET updateVariables() [L212] CALL step() [L58] var_1_9 = (((((((((last_1_var_1_7) < (last_1_var_1_30)) ? (last_1_var_1_7) : (last_1_var_1_30))) + ((((last_1_var_1_30) < (last_1_var_1_30)) ? (last_1_var_1_30) : (last_1_var_1_30))))) < (last_1_var_1_30)) ? ((((((last_1_var_1_7) < (last_1_var_1_30)) ? (last_1_var_1_7) : (last_1_var_1_30))) + ((((last_1_var_1_30) < (last_1_var_1_30)) ? (last_1_var_1_30) : (last_1_var_1_30))))) : (last_1_var_1_30))) [L59] unsigned char stepLocal_8 = var_1_14; [L60] unsigned char stepLocal_7 = var_1_14; [L61] unsigned short int stepLocal_6 = var_1_32; [L62] COND FALSE !(stepLocal_7 && var_1_16) [L65] COND TRUE (var_1_13 && (last_1_var_1_1 > 64.177)) || stepLocal_8 [L66] COND FALSE !(var_1_10 >= stepLocal_6) [L69] COND FALSE !(! (last_1_var_1_9 >= var_1_27)) [L75] unsigned long int stepLocal_0 = var_1_9; [L76] COND TRUE var_1_30 >= stepLocal_0 [L77] var_1_1 = ((((((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))) + var_1_6) < 0 ) ? -(((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))) + var_1_6) : (((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))) + var_1_6))) [L81] COND TRUE \read(var_1_13) [L82] var_1_17 = ((var_1_18 - var_1_19) + var_1_4) [L86] COND TRUE \read(var_1_13) [L87] COND FALSE !(var_1_5 > var_1_18) [L93] signed long int stepLocal_4 = ~ var_1_30; [L94] unsigned short int stepLocal_3 = var_1_30; [L95] COND FALSE !((var_1_30 / var_1_23) == stepLocal_4) [L100] var_1_22 = 7.5f [L102] unsigned short int stepLocal_5 = var_1_30; [L103] COND TRUE var_1_18 > var_1_24 [L104] COND FALSE !(var_1_23 <= stepLocal_5) [L107] var_1_28 = var_1_29 [L110] COND TRUE var_1_4 <= (var_1_21 + (var_1_5 * var_1_6)) [L111] var_1_12 = ((var_1_13 && var_1_14) && var_1_15) [L115] COND TRUE (var_1_30 == var_1_30) || var_1_12 [L116] var_1_20 = ((((25.5f) < (var_1_4)) ? (25.5f) : (var_1_4))) [L118] COND FALSE !(var_1_1 > (var_1_20 * (var_1_24 / 2.8))) [L133] unsigned long int stepLocal_2 = var_1_9 - var_1_30; [L134] unsigned long int stepLocal_1 = var_1_9; [L135] COND TRUE 32 > stepLocal_1 [L136] COND TRUE (- var_1_30) != stepLocal_2 [L137] var_1_7 = ((((((((5u) < (var_1_30)) ? (5u) : (var_1_30)))) < (var_1_30)) ? (((((5u) < (var_1_30)) ? (5u) : (var_1_30)))) : (var_1_30))) [L212] RET step() [L213] CALL, EXPR property() [L202-L203] return (((((((((((var_1_30 >= var_1_9) ? (var_1_1 == ((double) ((((((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))) + var_1_6) < 0 ) ? -(((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))) + var_1_6) : (((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))) + var_1_6))))) : (var_1_1 == ((double) (var_1_4 + var_1_5)))) && ((32 > var_1_9) ? (((- var_1_30) != (var_1_9 - var_1_30)) ? (var_1_7 == ((unsigned long int) ((((((((5u) < (var_1_30)) ? (5u) : (var_1_30)))) < (var_1_30)) ? (((((5u) < (var_1_30)) ? (5u) : (var_1_30)))) : (var_1_30))))) : (var_1_7 == ((unsigned long int) var_1_9))) : (var_1_7 == ((unsigned long int) var_1_9)))) && (var_1_9 == ((unsigned long int) (((((((((last_1_var_1_7) < (last_1_var_1_30)) ? (last_1_var_1_7) : (last_1_var_1_30))) + ((((last_1_var_1_30) < (last_1_var_1_30)) ? (last_1_var_1_30) : (last_1_var_1_30))))) < (last_1_var_1_30)) ? ((((((last_1_var_1_7) < (last_1_var_1_30)) ? (last_1_var_1_7) : (last_1_var_1_30))) + ((((last_1_var_1_30) < (last_1_var_1_30)) ? (last_1_var_1_30) : (last_1_var_1_30))))) : (last_1_var_1_30)))))) && ((var_1_4 <= (var_1_21 + (var_1_5 * var_1_6))) ? (var_1_12 == ((unsigned char) ((var_1_13 && var_1_14) && var_1_15))) : (var_1_12 == ((unsigned char) var_1_16)))) && (var_1_13 ? (var_1_17 == ((double) ((var_1_18 - var_1_19) + var_1_4))) : (var_1_17 == ((double) var_1_6)))) && (((var_1_30 == var_1_30) || var_1_12) ? (var_1_20 == ((float) ((((25.5f) < (var_1_4)) ? (25.5f) : (var_1_4))))) : 1)) && (var_1_13 ? ((var_1_5 > var_1_18) ? (var_1_21 == ((float) ((((var_1_18) < (var_1_6)) ? (var_1_18) : (var_1_6))))) : 1) : (var_1_21 == ((float) (var_1_5 + (1.55f + 5.7f)))))) && (((var_1_30 / var_1_23) == (~ var_1_30)) ? (((var_1_30 + (- var_1_30)) >= var_1_30) ? (var_1_22 == ((float) ((var_1_24 + var_1_25) + (var_1_18 - ((((31.85f) > (10.5f)) ? (31.85f) : (10.5f))))))) : 1) : (var_1_22 == ((float) 7.5f)))) && ((var_1_1 > (var_1_20 * (var_1_24 / 2.8))) ? (var_1_14 ? (var_1_13 ? (var_1_26 == ((signed char) ((((var_1_27) > (0)) ? (var_1_27) : (0))))) : (var_1_16 ? (var_1_26 == ((signed char) var_1_27)) : (var_1_26 == ((signed char) var_1_27)))) : (var_1_26 == ((signed char) var_1_27))) : 1)) && ((var_1_18 > var_1_24) ? ((var_1_23 <= var_1_30) ? (var_1_28 == ((signed char) ((((var_1_27) > (var_1_29)) ? (var_1_27) : (var_1_29))))) : (var_1_28 == ((signed char) var_1_29))) : 1)) && ((var_1_14 && var_1_16) ? (var_1_30 == ((unsigned short int) (var_1_31 - ((((var_1_32 - var_1_33) < 0 ) ? -(var_1_32 - var_1_33) : (var_1_32 - var_1_33)))))) : (((var_1_13 && (last_1_var_1_1 > 64.177)) || var_1_14) ? ((var_1_10 >= var_1_32) ? (var_1_30 == ((unsigned short int) var_1_33)) : ((! (last_1_var_1_9 >= var_1_27)) ? (var_1_30 == ((unsigned short int) var_1_33)) : 1)) : 1)) ; [L213] RET, EXPR property() [L213] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=1, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=0, var_1_18=3999999999999/4, var_1_1=2, var_1_20=51/2, var_1_21=3999999999999/4, var_1_22=15/2, var_1_23=-1, var_1_26=-128, var_1_27=1, var_1_28=-16, var_1_29=-16, var_1_30=4, var_1_31=32767, var_1_32=-49153, var_1_33=0, var_1_4=0, var_1_6=0, var_1_7=4, var_1_9=4] [L19] reach_error() VAL [isInitial=1, last_1_var_1_1=161/5, last_1_var_1_30=4, last_1_var_1_7=128, last_1_var_1_9=1, var_1_10=0, var_1_12=1, var_1_13=-255, var_1_14=1, var_1_15=-255, var_1_16=0, var_1_17=0, var_1_18=3999999999999/4, var_1_1=2, var_1_20=51/2, var_1_21=3999999999999/4, var_1_22=15/2, var_1_23=-1, var_1_26=-128, var_1_27=1, var_1_28=-16, var_1_29=-16, var_1_30=4, var_1_31=32767, var_1_32=-49153, var_1_33=0, var_1_4=0, var_1_6=0, var_1_7=4, var_1_9=4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 1, TraceHistogramMax: 30, 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=59occurred 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, 0.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 226 NumberOfCodeBlocks, 226 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 06:19:32,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-62.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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 eac3201ea586fadc4987068e5a4039e19e955780b16bce26dea5895ff77c2a90 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:19:34,964 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:19:35,054 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 06:19:35,060 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:19:35,062 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:19:35,101 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:19:35,101 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:19:35,102 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:19:35,103 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:19:35,104 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:19:35,104 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:19:35,104 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:19:35,105 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:19:35,107 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:19:35,107 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:19:35,107 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:19:35,108 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:19:35,108 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:19:35,109 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:19:35,109 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:19:35,109 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:19:35,113 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:19:35,114 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:19:35,114 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:19:35,114 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 06:19:35,114 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 06:19:35,115 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:19:35,115 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 06:19:35,115 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:19:35,115 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:19:35,116 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:19:35,116 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:19:35,116 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 06:19:35,116 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:19:35,117 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:19:35,117 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:19:35,119 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:19:35,119 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:19:35,119 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:19:35,119 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 06:19:35,120 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 06:19:35,120 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:19:35,120 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:19:35,120 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_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eac3201ea586fadc4987068e5a4039e19e955780b16bce26dea5895ff77c2a90 [2024-11-09 06:19:35,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:19:35,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:19:35,525 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:19:35,526 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:19:35,526 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:19:35,528 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-62.i Unable to find full path for "g++" [2024-11-09 06:19:37,574 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:19:37,793 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:19:37,794 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-62.i [2024-11-09 06:19:37,805 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/data/cb4d17a87/e70534dd49dd4d629e4d3d0a602b1be1/FLAG76747453c [2024-11-09 06:19:37,823 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/data/cb4d17a87/e70534dd49dd4d629e4d3d0a602b1be1 [2024-11-09 06:19:37,827 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:19:37,828 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:19:37,833 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:19:37,834 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:19:37,838 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:19:37,839 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:19:37" (1/1) ... [2024-11-09 06:19:37,840 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2394920c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:37, skipping insertion in model container [2024-11-09 06:19:37,840 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:19:37" (1/1) ... [2024-11-09 06:19:37,886 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:19:38,107 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_1c4ad3f3-8009-4f1e-be84-78abdc37b047/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-62.i[916,929] [2024-11-09 06:19:38,235 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:19:38,255 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:19:38,270 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_1c4ad3f3-8009-4f1e-be84-78abdc37b047/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-62.i[916,929] [2024-11-09 06:19:38,344 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:19:38,392 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:19:38,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:38 WrapperNode [2024-11-09 06:19:38,393 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:19:38,395 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:19:38,395 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:19:38,395 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:19:38,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:38" (1/1) ... [2024-11-09 06:19:38,426 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:38" (1/1) ... [2024-11-09 06:19:38,479 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2024-11-09 06:19:38,479 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:19:38,480 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:19:38,480 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:19:38,480 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:19:38,496 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:38" (1/1) ... [2024-11-09 06:19:38,496 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:38" (1/1) ... [2024-11-09 06:19:38,504 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:38" (1/1) ... [2024-11-09 06:19:38,505 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:38" (1/1) ... [2024-11-09 06:19:38,526 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:38" (1/1) ... [2024-11-09 06:19:38,534 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:38" (1/1) ... [2024-11-09 06:19:38,540 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:38" (1/1) ... [2024-11-09 06:19:38,545 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:38" (1/1) ... [2024-11-09 06:19:38,556 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:19:38,557 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:19:38,557 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:19:38,557 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:19:38,558 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:38" (1/1) ... [2024-11-09 06:19:38,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:19:38,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:19:38,594 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:19:38,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:19:38,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:19:38,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 06:19:38,631 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 06:19:38,631 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 06:19:38,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:19:38,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:19:38,767 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:19:38,770 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:19:55,382 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-09 06:19:55,382 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:19:55,412 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:19:55,414 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 06:19:55,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:19:55 BoogieIcfgContainer [2024-11-09 06:19:55,415 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:19:55,418 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:19:55,419 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:19:55,422 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:19:55,423 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:19:37" (1/3) ... [2024-11-09 06:19:55,423 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14b80f8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:19:55, skipping insertion in model container [2024-11-09 06:19:55,424 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:38" (2/3) ... [2024-11-09 06:19:55,424 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14b80f8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:19:55, skipping insertion in model container [2024-11-09 06:19:55,426 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:19:55" (3/3) ... [2024-11-09 06:19:55,427 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-62.i [2024-11-09 06:19:55,444 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:19:55,445 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 06:19:55,529 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:19:55,535 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;@6e91a4b4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:19:55,536 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 06:19:55,541 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 59 states have (on average 1.423728813559322) internal successors, (84), 60 states have internal predecessors, (84), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-09 06:19:55,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-09 06:19:55,566 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:19:55,567 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:19:55,567 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:19:55,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:19:55,573 INFO L85 PathProgramCache]: Analyzing trace with hash -1045748388, now seen corresponding path program 1 times [2024-11-09 06:19:55,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:19:55,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [94475286] [2024-11-09 06:19:55,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:19:55,588 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 06:19:55,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:19:55,600 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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 06:19:55,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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 06:19:57,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:19:57,715 INFO L255 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 06:19:57,726 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:19:57,775 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 850 proven. 0 refuted. 0 times theorem prover too weak. 890 trivial. 0 not checked. [2024-11-09 06:19:57,775 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:19:57,776 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:19:57,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [94475286] [2024-11-09 06:19:57,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [94475286] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:19:57,777 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:19:57,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:19:57,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721602253] [2024-11-09 06:19:57,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:19:57,785 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 06:19:57,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:19:57,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 06:19:57,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 06:19:57,812 INFO L87 Difference]: Start difference. First operand has 92 states, 59 states have (on average 1.423728813559322) internal successors, (84), 60 states have internal predecessors, (84), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-09 06:19:57,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:19:57,850 INFO L93 Difference]: Finished difference Result 181 states and 315 transitions. [2024-11-09 06:19:57,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 06:19:57,853 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 192 [2024-11-09 06:19:57,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:19:57,861 INFO L225 Difference]: With dead ends: 181 [2024-11-09 06:19:57,862 INFO L226 Difference]: Without dead ends: 88 [2024-11-09 06:19:57,866 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 191 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 06:19:57,869 INFO L432 NwaCegarLoop]: 141 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, 141 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 06:19:57,870 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:19:57,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2024-11-09 06:19:57,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2024-11-09 06:19:57,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 56 states have (on average 1.3571428571428572) internal successors, (76), 56 states have internal predecessors, (76), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-09 06:19:57,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 136 transitions. [2024-11-09 06:19:57,945 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 136 transitions. Word has length 192 [2024-11-09 06:19:57,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:19:57,946 INFO L471 AbstractCegarLoop]: Abstraction has 88 states and 136 transitions. [2024-11-09 06:19:57,950 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-09 06:19:57,951 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 136 transitions. [2024-11-09 06:19:57,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-09 06:19:57,963 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:19:57,963 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:19:58,008 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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)] Forceful destruction successful, exit code 0 [2024-11-09 06:19:58,164 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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 06:19:58,164 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:19:58,165 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:19:58,165 INFO L85 PathProgramCache]: Analyzing trace with hash 1134233056, now seen corresponding path program 1 times [2024-11-09 06:19:58,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:19:58,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2080549145] [2024-11-09 06:19:58,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:19:58,167 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 06:19:58,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:19:58,170 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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 06:19:58,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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 06:20:00,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:20:00,213 INFO L255 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 06:20:00,220 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:20:04,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 869 proven. 51 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2024-11-09 06:20:04,126 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:20:07,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 36 proven. 51 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-09 06:20:07,810 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:20:07,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2080549145] [2024-11-09 06:20:07,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2080549145] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:20:07,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1569836735] [2024-11-09 06:20:07,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:20:07,812 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:20:07,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:20:07,816 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:20:07,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 06:20:08,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:20:08,988 INFO L255 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 06:20:08,994 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:20:09,215 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-09 06:20:09,215 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:20:09,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1569836735] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:20:09,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-09 06:20:09,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 8 [2024-11-09 06:20:09,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697017868] [2024-11-09 06:20:09,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:20:09,219 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:20:09,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:20:09,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:20:09,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-09 06:20:09,221 INFO L87 Difference]: Start difference. First operand 88 states and 136 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-09 06:20:11,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:13,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:15,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:18,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.57s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:20,245 WARN L539 Checker$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 06:20:20,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:20:20,463 INFO L93 Difference]: Finished difference Result 210 states and 321 transitions. [2024-11-09 06:20:20,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:20:20,469 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 192 [2024-11-09 06:20:20,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:20:20,470 INFO L225 Difference]: With dead ends: 210 [2024-11-09 06:20:20,471 INFO L226 Difference]: Without dead ends: 125 [2024-11-09 06:20:20,471 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 573 GetRequests, 566 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-09 06:20:20,472 INFO L432 NwaCegarLoop]: 181 mSDtfsCounter, 50 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 301 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.2s IncrementalHoareTripleChecker+Time [2024-11-09 06:20:20,475 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 301 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 5 Unknown, 0 Unchecked, 11.2s Time] [2024-11-09 06:20:20,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2024-11-09 06:20:20,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 122. [2024-11-09 06:20:20,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 84 states have (on average 1.3571428571428572) internal successors, (114), 85 states have internal predecessors, (114), 35 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 34 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-09 06:20:20,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 184 transitions. [2024-11-09 06:20:20,502 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 184 transitions. Word has length 192 [2024-11-09 06:20:20,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:20:20,503 INFO L471 AbstractCegarLoop]: Abstraction has 122 states and 184 transitions. [2024-11-09 06:20:20,504 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-09 06:20:20,504 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 184 transitions. [2024-11-09 06:20:20,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-09 06:20:20,508 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:20:20,508 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:20:20,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-09 06:20:20,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-09 06:20:20,909 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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 06:20:20,909 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:20:20,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:20:20,910 INFO L85 PathProgramCache]: Analyzing trace with hash -145630622, now seen corresponding path program 1 times [2024-11-09 06:20:20,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:20:20,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [452648890] [2024-11-09 06:20:20,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:20:20,912 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 06:20:20,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:20:20,913 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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 06:20:20,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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 06:20:23,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:20:23,141 INFO L255 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 06:20:23,146 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:20:27,300 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 869 proven. 51 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2024-11-09 06:20:27,300 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:20:31,492 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 36 proven. 51 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-09 06:20:31,492 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:20:31,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [452648890] [2024-11-09 06:20:31,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [452648890] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:20:31,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1708316665] [2024-11-09 06:20:31,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:20:31,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:20:31,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:20:31,499 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:20:31,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 06:20:35,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:20:35,804 INFO L255 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 06:20:35,810 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:20:40,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 519 proven. 72 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2024-11-09 06:20:40,617 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:20:45,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-09 06:20:45,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1708316665] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:20:45,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [998038105] [2024-11-09 06:20:45,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:20:45,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:20:45,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:20:45,184 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:20:45,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-09 06:20:46,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:20:46,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 06:20:46,588 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:20:51,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 519 proven. 72 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2024-11-09 06:20:51,462 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:20:55,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-09 06:20:55,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [998038105] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:20:55,813 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 06:20:55,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 10 [2024-11-09 06:20:55,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255623207] [2024-11-09 06:20:55,814 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 06:20:55,817 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 06:20:55,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:20:55,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 06:20:55,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-09 06:20:55,820 INFO L87 Difference]: Start difference. First operand 122 states and 184 transitions. Second operand has 10 states, 10 states have (on average 8.0) internal successors, (80), 10 states have internal predecessors, (80), 3 states have call successors, (95), 3 states have call predecessors, (95), 6 states have return successors, (98), 3 states have call predecessors, (98), 3 states have call successors, (98) [2024-11-09 06:21:02,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:04,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:06,862 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:08,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:10,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:12,966 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:14,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:17,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.61s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:19,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:21,695 WARN L539 Checker$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 06:21:22,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:21:22,582 INFO L93 Difference]: Finished difference Result 238 states and 347 transitions. [2024-11-09 06:21:22,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 06:21:22,583 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.0) internal successors, (80), 10 states have internal predecessors, (80), 3 states have call successors, (95), 3 states have call predecessors, (95), 6 states have return successors, (98), 3 states have call predecessors, (98), 3 states have call successors, (98) Word has length 192 [2024-11-09 06:21:22,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:21:22,586 INFO L225 Difference]: With dead ends: 238 [2024-11-09 06:21:22,586 INFO L226 Difference]: Without dead ends: 119 [2024-11-09 06:21:22,591 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1157 GetRequests, 1136 SyntacticMatches, 3 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=132, Invalid=248, Unknown=0, NotChecked=0, Total=380 [2024-11-09 06:21:22,593 INFO L432 NwaCegarLoop]: 104 mSDtfsCounter, 217 mSDsluCounter, 152 mSDsCounter, 0 mSdLazyCounter, 236 mSolverCounterSat, 70 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 256 SdHoareTripleChecker+Invalid, 315 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 236 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.1s IncrementalHoareTripleChecker+Time [2024-11-09 06:21:22,598 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [223 Valid, 256 Invalid, 315 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 236 Invalid, 9 Unknown, 0 Unchecked, 25.1s Time] [2024-11-09 06:21:22,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2024-11-09 06:21:22,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 110. [2024-11-09 06:21:22,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 70 states have (on average 1.2142857142857142) internal successors, (85), 71 states have internal predecessors, (85), 35 states have call successors, (35), 4 states have call predecessors, (35), 4 states have return successors, (35), 34 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-09 06:21:22,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 155 transitions. [2024-11-09 06:21:22,628 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 155 transitions. Word has length 192 [2024-11-09 06:21:22,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:21:22,630 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 155 transitions. [2024-11-09 06:21:22,630 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.0) internal successors, (80), 10 states have internal predecessors, (80), 3 states have call successors, (95), 3 states have call predecessors, (95), 6 states have return successors, (98), 3 states have call predecessors, (98), 3 states have call successors, (98) [2024-11-09 06:21:22,630 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 155 transitions. [2024-11-09 06:21:22,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-09 06:21:22,638 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:21:22,639 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:21:22,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-09 06:21:22,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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 06:21:23,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-09 06:21:23,240 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 06:21:23,240 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:21:23,241 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:21:23,241 INFO L85 PathProgramCache]: Analyzing trace with hash -1661650396, now seen corresponding path program 1 times [2024-11-09 06:21:23,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:21:23,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [84887790] [2024-11-09 06:21:23,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:21:23,242 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 06:21:23,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:21:23,244 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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 06:21:23,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-09 06:21:25,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:21:25,582 INFO L255 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 06:21:25,585 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:21:35,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 683 proven. 126 refuted. 0 times theorem prover too weak. 931 trivial. 0 not checked. [2024-11-09 06:21:35,161 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:21:40,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 21 proven. 66 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-09 06:21:40,037 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:21:40,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [84887790] [2024-11-09 06:21:40,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [84887790] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:21:40,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [659560945] [2024-11-09 06:21:40,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:21:40,038 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:21:40,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:21:40,040 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:21:40,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-09 06:21:43,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:21:43,972 INFO L255 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 06:21:43,975 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:21:52,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-09 06:21:52,442 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:21:52,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [659560945] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:21:52,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-09 06:21:52,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9, 6] total 16 [2024-11-09 06:21:52,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151852558] [2024-11-09 06:21:52,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:21:52,445 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 06:21:52,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:21:52,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 06:21:52,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2024-11-09 06:21:52,447 INFO L87 Difference]: Start difference. First operand 110 states and 155 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-09 06:21:57,875 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:59,877 WARN L539 Checker$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 06:22:01,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:04,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:06,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:08,119 WARN L539 Checker$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 06:22:10,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:12,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:14,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:17,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:19,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:21,722 WARN L539 Checker$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 06:22:23,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:25,728 WARN L539 Checker$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 06:22:27,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:29,732 WARN L539 Checker$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 06:22:32,460 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.50s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:34,464 WARN L539 Checker$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 06:22:36,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:38,476 WARN L539 Checker$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 06:22:38,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:22:38,969 INFO L93 Difference]: Finished difference Result 392 states and 553 transitions. [2024-11-09 06:22:38,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 06:22:38,970 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 194 [2024-11-09 06:22:38,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:22:38,975 INFO L225 Difference]: With dead ends: 392 [2024-11-09 06:22:38,975 INFO L226 Difference]: Without dead ends: 296 [2024-11-09 06:22:38,976 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 581 GetRequests, 564 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2024-11-09 06:22:38,977 INFO L432 NwaCegarLoop]: 123 mSDtfsCounter, 111 mSDsluCounter, 400 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 61 mSolverCounterUnsat, 20 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 523 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 130 IncrementalHoareTripleChecker+Invalid, 20 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.8s IncrementalHoareTripleChecker+Time [2024-11-09 06:22:38,977 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 523 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 130 Invalid, 20 Unknown, 0 Unchecked, 45.8s Time] [2024-11-09 06:22:38,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2024-11-09 06:22:39,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 246. [2024-11-09 06:22:39,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 164 states have (on average 1.2439024390243902) internal successors, (204), 166 states have internal predecessors, (204), 71 states have call successors, (71), 10 states have call predecessors, (71), 10 states have return successors, (71), 69 states have call predecessors, (71), 71 states have call successors, (71) [2024-11-09 06:22:39,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 346 transitions. [2024-11-09 06:22:39,019 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 346 transitions. Word has length 194 [2024-11-09 06:22:39,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:22:39,020 INFO L471 AbstractCegarLoop]: Abstraction has 246 states and 346 transitions. [2024-11-09 06:22:39,021 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-09 06:22:39,021 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 346 transitions. [2024-11-09 06:22:39,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-09 06:22:39,024 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:22:39,024 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:22:39,066 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2024-11-09 06:22:39,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-09 06:22:39,425 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 06:22:39,426 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:22:39,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:22:39,426 INFO L85 PathProgramCache]: Analyzing trace with hash 1044968998, now seen corresponding path program 1 times [2024-11-09 06:22:39,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:22:39,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1864299807] [2024-11-09 06:22:39,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:22:39,427 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 06:22:39,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:22:39,430 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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 06:22:39,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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 (10)] Waiting until timeout for monitored process [2024-11-09 06:22:41,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:22:41,654 INFO L255 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 06:22:41,658 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:22:52,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 683 proven. 126 refuted. 0 times theorem prover too weak. 931 trivial. 0 not checked. [2024-11-09 06:22:52,694 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:22:57,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 21 proven. 66 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-09 06:22:57,889 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:22:57,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1864299807] [2024-11-09 06:22:57,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1864299807] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:22:57,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2062185670] [2024-11-09 06:22:57,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:22:57,890 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:22:57,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:22:57,891 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:22:57,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-09 06:23:02,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:23:02,805 INFO L255 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 06:23:02,819 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:23:08,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 659 proven. 66 refuted. 0 times theorem prover too weak. 1015 trivial. 0 not checked. [2024-11-09 06:23:08,409 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:23:12,387 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 21 proven. 66 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-09 06:23:12,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2062185670] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:23:12,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1128621196] [2024-11-09 06:23:12,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:23:12,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:23:12,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:23:12,389 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:23:12,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-09 06:23:13,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:23:13,842 INFO L255 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 06:23:13,846 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:23:18,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 659 proven. 66 refuted. 0 times theorem prover too weak. 1015 trivial. 0 not checked. [2024-11-09 06:23:18,727 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:23:23,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 21 proven. 66 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-09 06:23:23,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1128621196] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:23:23,117 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 06:23:23,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6, 6, 6, 6, 6] total 12 [2024-11-09 06:23:23,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593906860] [2024-11-09 06:23:23,117 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 06:23:23,119 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-09 06:23:23,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:23:23,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-09 06:23:23,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2024-11-09 06:23:23,120 INFO L87 Difference]: Start difference. First operand 246 states and 346 transitions. Second operand has 12 states, 12 states have (on average 6.416666666666667) internal successors, (77), 12 states have internal predecessors, (77), 3 states have call successors, (73), 3 states have call predecessors, (73), 6 states have return successors, (75), 3 states have call predecessors, (75), 3 states have call successors, (75) [2024-11-09 06:23:32,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:34,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:36,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:38,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:40,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:42,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:44,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:47,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:49,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:51,627 WARN L539 Checker$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 06:23:53,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:55,643 WARN L539 Checker$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 06:23:57,652 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:59,661 WARN L539 Checker$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 06:23:59,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:23:59,676 INFO L93 Difference]: Finished difference Result 510 states and 701 transitions. [2024-11-09 06:23:59,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 06:23:59,891 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.416666666666667) internal successors, (77), 12 states have internal predecessors, (77), 3 states have call successors, (73), 3 states have call predecessors, (73), 6 states have return successors, (75), 3 states have call predecessors, (75), 3 states have call successors, (75) Word has length 194 [2024-11-09 06:23:59,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:23:59,893 INFO L225 Difference]: With dead ends: 510 [2024-11-09 06:23:59,893 INFO L226 Difference]: Without dead ends: 278 [2024-11-09 06:23:59,894 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1162 GetRequests, 1143 SyntacticMatches, 5 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2024-11-09 06:23:59,896 INFO L432 NwaCegarLoop]: 92 mSDtfsCounter, 161 mSDsluCounter, 419 mSDsCounter, 0 mSdLazyCounter, 363 mSolverCounterSat, 37 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 511 SdHoareTripleChecker+Invalid, 414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 363 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.6s IncrementalHoareTripleChecker+Time [2024-11-09 06:23:59,896 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [168 Valid, 511 Invalid, 414 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 363 Invalid, 14 Unknown, 0 Unchecked, 35.6s Time] [2024-11-09 06:23:59,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2024-11-09 06:23:59,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 262. [2024-11-09 06:23:59,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 262 states, 176 states have (on average 1.1988636363636365) internal successors, (211), 178 states have internal predecessors, (211), 71 states have call successors, (71), 14 states have call predecessors, (71), 14 states have return successors, (71), 69 states have call predecessors, (71), 71 states have call successors, (71) [2024-11-09 06:23:59,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 353 transitions. [2024-11-09 06:23:59,944 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 353 transitions. Word has length 194 [2024-11-09 06:23:59,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:23:59,945 INFO L471 AbstractCegarLoop]: Abstraction has 262 states and 353 transitions. [2024-11-09 06:23:59,945 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.416666666666667) internal successors, (77), 12 states have internal predecessors, (77), 3 states have call successors, (73), 3 states have call predecessors, (73), 6 states have return successors, (75), 3 states have call predecessors, (75), 3 states have call successors, (75) [2024-11-09 06:23:59,945 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 353 transitions. [2024-11-09 06:23:59,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-09 06:23:59,953 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:23:59,953 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:24:00,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-11-09 06:24:00,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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 (10)] Forceful destruction successful, exit code 0 [2024-11-09 06:24:00,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-09 06:24:00,554 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 06:24:00,554 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:24:00,554 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:24:00,555 INFO L85 PathProgramCache]: Analyzing trace with hash 1132059152, now seen corresponding path program 1 times [2024-11-09 06:24:00,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:24:00,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1985153476] [2024-11-09 06:24:00,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:24:00,555 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 06:24:00,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:24:00,558 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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 06:24:00,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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 (13)] Waiting until timeout for monitored process [2024-11-09 06:24:02,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:24:02,766 INFO L255 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 06:24:02,779 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:24:18,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-09 06:24:18,765 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:24:18,765 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:24:18,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1985153476] [2024-11-09 06:24:18,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1985153476] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:24:18,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:24:18,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 06:24:18,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594718973] [2024-11-09 06:24:18,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:24:18,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 06:24:18,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:24:18,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 06:24:18,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-09 06:24:18,769 INFO L87 Difference]: Start difference. First operand 262 states and 353 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-09 06:24:24,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:27,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:29,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:32,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.55s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:34,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:36,371 WARN L539 Checker$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 06:24:39,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:41,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.68s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:43,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:45,915 WARN L539 Checker$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 06:24:47,926 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 06:24:47,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:24:47,948 INFO L93 Difference]: Finished difference Result 814 states and 1095 transitions. [2024-11-09 06:24:48,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 06:24:48,287 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 195 [2024-11-09 06:24:48,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:24:48,293 INFO L225 Difference]: With dead ends: 814 [2024-11-09 06:24:48,293 INFO L226 Difference]: Without dead ends: 566 [2024-11-09 06:24:48,295 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-09 06:24:48,296 INFO L432 NwaCegarLoop]: 220 mSDtfsCounter, 206 mSDsluCounter, 566 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 61 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 206 SdHoareTripleChecker+Valid, 786 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.9s IncrementalHoareTripleChecker+Time [2024-11-09 06:24:48,297 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [206 Valid, 786 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 66 Invalid, 11 Unknown, 0 Unchecked, 27.9s Time] [2024-11-09 06:24:48,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 566 states. [2024-11-09 06:24:48,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 566 to 320. [2024-11-09 06:24:48,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 320 states, 212 states have (on average 1.2075471698113207) internal successors, (256), 212 states have internal predecessors, (256), 90 states have call successors, (90), 17 states have call predecessors, (90), 17 states have return successors, (90), 90 states have call predecessors, (90), 90 states have call successors, (90) [2024-11-09 06:24:48,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 436 transitions. [2024-11-09 06:24:48,374 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 436 transitions. Word has length 195 [2024-11-09 06:24:48,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:24:48,376 INFO L471 AbstractCegarLoop]: Abstraction has 320 states and 436 transitions. [2024-11-09 06:24:48,377 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-09 06:24:48,377 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 436 transitions. [2024-11-09 06:24:48,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-09 06:24:48,381 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:24:48,381 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:24:48,439 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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 (13)] Ended with exit code 0 [2024-11-09 06:24:48,585 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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 06:24:48,586 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:24:48,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:24:48,586 INFO L85 PathProgramCache]: Analyzing trace with hash 498535155, now seen corresponding path program 1 times [2024-11-09 06:24:48,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:24:48,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1891764364] [2024-11-09 06:24:48,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:24:48,587 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 06:24:48,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:24:48,591 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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 06:24:48,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4ad3f3-8009-4f1e-be84-78abdc37b047/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 (14)] Waiting until timeout for monitored process [2024-11-09 06:24:51,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:24:51,080 INFO L255 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-11-09 06:24:51,089 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:32:36,103 WARN L286 SmtUtils]: Spent 52.60s on a formula simplification that was a NOOP. DAG size: 105 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)