./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-44.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_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-44.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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_872f859d-4015-4d3a-b246-a17325efea9d/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 adb5fb4d805ca2a5692f9b69f128d488862bca1b1bd46cb53a0587439b8a768f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:53:33,196 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:53:33,304 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 06:53:33,313 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:53:33,314 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:53:33,377 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:53:33,378 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:53:33,378 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:53:33,379 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:53:33,380 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:53:33,380 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:53:33,381 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:53:33,381 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:53:33,383 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 06:53:33,383 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:53:33,383 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:53:33,384 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 06:53:33,384 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 06:53:33,388 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:53:33,388 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 06:53:33,388 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 06:53:33,389 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 06:53:33,390 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:53:33,390 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:53:33,390 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:53:33,391 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 06:53:33,391 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:53:33,391 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:53:33,392 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:53:33,392 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:53:33,392 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:53:33,397 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:53:33,421 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:53:33,422 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:53:33,422 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:53:33,422 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:53:33,423 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:53:33,423 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:53:33,423 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:53:33,423 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:53:33,424 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:53:33,425 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:53:33,426 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 06:53:33,426 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 06:53:33,426 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:53:33,426 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:53:33,427 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 06:53:33,427 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_872f859d-4015-4d3a-b246-a17325efea9d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adb5fb4d805ca2a5692f9b69f128d488862bca1b1bd46cb53a0587439b8a768f [2024-11-09 06:53:33,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:53:33,744 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:53:33,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:53:33,748 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:53:33,749 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:53:33,751 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-44.i Unable to find full path for "g++" [2024-11-09 06:53:36,160 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:53:36,394 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:53:36,395 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-44.i [2024-11-09 06:53:36,412 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/data/c71ec613f/35274a2f986646fa8f26dc23355c4320/FLAG682aa7af3 [2024-11-09 06:53:36,433 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/data/c71ec613f/35274a2f986646fa8f26dc23355c4320 [2024-11-09 06:53:36,437 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:53:36,438 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:53:36,440 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:53:36,440 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:53:36,447 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:53:36,448 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:53:36" (1/1) ... [2024-11-09 06:53:36,449 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@784e2bd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:36, skipping insertion in model container [2024-11-09 06:53:36,449 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:53:36" (1/1) ... [2024-11-09 06:53:36,492 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:53:36,771 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_872f859d-4015-4d3a-b246-a17325efea9d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-44.i[916,929] [2024-11-09 06:53:36,883 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:53:36,897 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:53:36,913 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_872f859d-4015-4d3a-b246-a17325efea9d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-44.i[916,929] [2024-11-09 06:53:36,978 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:53:37,017 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:53:37,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:37 WrapperNode [2024-11-09 06:53:37,017 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:53:37,019 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:53:37,019 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:53:37,019 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:53:37,029 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:37" (1/1) ... [2024-11-09 06:53:37,051 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:37" (1/1) ... [2024-11-09 06:53:37,124 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 345 [2024-11-09 06:53:37,124 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:53:37,125 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:53:37,126 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:53:37,126 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:53:37,138 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:37" (1/1) ... [2024-11-09 06:53:37,138 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:37" (1/1) ... [2024-11-09 06:53:37,144 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:37" (1/1) ... [2024-11-09 06:53:37,144 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:37" (1/1) ... [2024-11-09 06:53:37,163 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:37" (1/1) ... [2024-11-09 06:53:37,169 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:37" (1/1) ... [2024-11-09 06:53:37,172 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:37" (1/1) ... [2024-11-09 06:53:37,176 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:37" (1/1) ... [2024-11-09 06:53:37,182 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:53:37,183 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:53:37,183 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:53:37,184 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:53:37,185 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:37" (1/1) ... [2024-11-09 06:53:37,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:53:37,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:53:37,240 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:53:37,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:53:37,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:53:37,286 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 06:53:37,287 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 06:53:37,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 06:53:37,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:53:37,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:53:37,455 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:53:37,460 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:53:38,272 INFO L? ?]: Removed 46 outVars from TransFormulas that were not future-live. [2024-11-09 06:53:38,272 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:53:39,080 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:53:39,082 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 06:53:39,083 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:53:39 BoogieIcfgContainer [2024-11-09 06:53:39,083 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:53:39,087 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:53:39,088 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:53:39,092 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:53:39,093 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:53:36" (1/3) ... [2024-11-09 06:53:39,094 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@392f1a9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:53:39, skipping insertion in model container [2024-11-09 06:53:39,095 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:37" (2/3) ... [2024-11-09 06:53:39,096 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@392f1a9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:53:39, skipping insertion in model container [2024-11-09 06:53:39,096 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:53:39" (3/3) ... [2024-11-09 06:53:39,098 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-44.i [2024-11-09 06:53:39,120 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:53:39,121 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 06:53:39,218 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:53:39,228 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;@19a6f79d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:53:39,229 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 06:53:39,235 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 29 states have (on average 1.1379310344827587) internal successors, (33), 30 states have internal predecessors, (33), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-09 06:53:39,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-09 06:53:39,254 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:53:39,255 INFO L215 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:53:39,255 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:53:39,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:53:39,264 INFO L85 PathProgramCache]: Analyzing trace with hash -925486396, now seen corresponding path program 1 times [2024-11-09 06:53:39,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:53:39,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234442643] [2024-11-09 06:53:39,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:53:39,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:53:40,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 06:53:40,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2133210511] [2024-11-09 06:53:40,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:53:40,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:53:40,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:53:40,309 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:53:40,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 06:53:41,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 06:53:41,877 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 06:53:42,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 06:53:42,244 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 06:53:42,247 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 06:53:42,249 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 06:53:42,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-09 06:53:42,451 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 06:53:42,455 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 06:53:42,587 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 06:53:42,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 06:53:42 BoogieIcfgContainer [2024-11-09 06:53:42,592 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 06:53:42,593 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 06:53:42,593 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 06:53:42,593 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 06:53:42,594 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:53:39" (3/4) ... [2024-11-09 06:53:42,598 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 06:53:42,599 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 06:53:42,601 INFO L158 Benchmark]: Toolchain (without parser) took 6162.45ms. Allocated memory was 123.7MB in the beginning and 188.7MB in the end (delta: 65.0MB). Free memory was 64.8MB in the beginning and 67.5MB in the end (delta: -2.7MB). Peak memory consumption was 64.5MB. Max. memory is 16.1GB. [2024-11-09 06:53:42,602 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 123.7MB. Free memory was 90.5MB in the beginning and 90.4MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:53:42,602 INFO L158 Benchmark]: CACSL2BoogieTranslator took 577.77ms. Allocated memory was 123.7MB in the beginning and 188.7MB in the end (delta: 65.0MB). Free memory was 64.6MB in the beginning and 144.5MB in the end (delta: -80.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 06:53:42,603 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.89ms. Allocated memory is still 188.7MB. Free memory was 144.5MB in the beginning and 139.5MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 06:53:42,604 INFO L158 Benchmark]: Boogie Preprocessor took 56.98ms. Allocated memory is still 188.7MB. Free memory was 139.5MB in the beginning and 136.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 06:53:42,604 INFO L158 Benchmark]: RCFGBuilder took 1900.10ms. Allocated memory is still 188.7MB. Free memory was 135.9MB in the beginning and 83.4MB in the end (delta: 52.5MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2024-11-09 06:53:42,605 INFO L158 Benchmark]: TraceAbstraction took 3505.22ms. Allocated memory is still 188.7MB. Free memory was 82.4MB in the beginning and 67.5MB in the end (delta: 14.9MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2024-11-09 06:53:42,605 INFO L158 Benchmark]: Witness Printer took 6.86ms. Allocated memory is still 188.7MB. Free memory is still 67.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:53:42,608 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 123.7MB. Free memory was 90.5MB in the beginning and 90.4MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 577.77ms. Allocated memory was 123.7MB in the beginning and 188.7MB in the end (delta: 65.0MB). Free memory was 64.6MB in the beginning and 144.5MB in the end (delta: -80.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.89ms. Allocated memory is still 188.7MB. Free memory was 144.5MB in the beginning and 139.5MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.98ms. Allocated memory is still 188.7MB. Free memory was 139.5MB in the beginning and 136.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1900.10ms. Allocated memory is still 188.7MB. Free memory was 135.9MB in the beginning and 83.4MB in the end (delta: 52.5MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. * TraceAbstraction took 3505.22ms. Allocated memory is still 188.7MB. Free memory was 82.4MB in the beginning and 67.5MB in the end (delta: 14.9MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * Witness Printer took 6.86ms. Allocated memory is still 188.7MB. Free memory is still 67.5MB. 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 shiftRight at line 89, overapproximation of someBinaryArithmeticDOUBLEoperation at line 67, overapproximation of someBinaryFLOATComparisonOperation at line 63, overapproximation of bitwiseOr at line 114, overapproximation of bitwiseAnd at line 102, overapproximation of someBinaryDOUBLEComparisonOperation at line 64, overapproximation of someUnaryFLOAToperation at line 85, overapproximation of someBinaryArithmeticFLOAToperation at line 85. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_4 = 1; [L24] unsigned char var_1_5 = 0; [L25] unsigned char var_1_8 = 0; [L26] signed short int var_1_9 = 256; [L27] signed short int var_1_10 = -25; [L28] unsigned char var_1_11 = 1; [L29] unsigned char var_1_12 = 0; [L30] float var_1_13 = 256.75; [L31] float var_1_15 = 256.25; [L32] float var_1_16 = 8.95; [L33] float var_1_17 = 256.375; [L34] float var_1_18 = 0.0; [L35] float var_1_19 = 3.75; [L36] unsigned short int var_1_20 = 64; [L37] unsigned short int var_1_21 = 0; [L38] float var_1_22 = 100.5; [L39] unsigned short int var_1_23 = 50; [L40] unsigned short int var_1_24 = 64; [L41] double var_1_25 = 32.6; [L42] unsigned char var_1_26 = 1; [L43] unsigned char var_1_28 = 0; [L44] double var_1_29 = 100.4; [L45] signed short int var_1_30 = 2; [L46] signed short int var_1_31 = 16; [L47] signed short int var_1_32 = 8; [L48] signed short int var_1_33 = 2; [L49] double var_1_34 = 0.0; [L50] double var_1_35 = 63.8; [L51] double var_1_36 = 127.75; [L52] double var_1_37 = 0.4; [L53] unsigned long int var_1_38 = 50; [L54] unsigned long int var_1_39 = 3554953517; [L55] unsigned char var_1_40 = 0; [L56] unsigned short int var_1_41 = 4; [L194] isInitial = 1 [L195] FCALL initially() [L196] int k_loop; [L197] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L197] COND FALSE !(k_loop < 1) VAL [isInitial=1, k_loop=0, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L197] COND TRUE k_loop < 1 [L198] FCALL updateLastVariables() [L199] CALL updateVariables() [L132] var_1_4 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_4 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_4 >= 1) VAL [isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L134] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L135] var_1_8 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_9=256] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_9=256] [L137] CALL assume_abort_if_not(var_1_8 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_8 <= 0) VAL [isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L138] var_1_10 = __VERIFIER_nondet_short() [L139] CALL assume_abort_if_not(var_1_10 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_10 >= -32767) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L140] CALL assume_abort_if_not(var_1_10 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_10 <= 32766) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L141] var_1_12 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_12 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_12 >= 1) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L143] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L144] var_1_15 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L146] var_1_16 = __VERIFIER_nondet_float() [L147] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L148] var_1_17 = __VERIFIER_nondet_float() [L149] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L150] var_1_18 = __VERIFIER_nondet_float() [L151] CALL assume_abort_if_not((var_1_18 >= 4611686.018427382800e+12F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not((var_1_18 >= 4611686.018427382800e+12F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L152] var_1_19 = __VERIFIER_nondet_float() [L153] 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, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L153] 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, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L154] var_1_21 = __VERIFIER_nondet_ushort() [L155] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L156] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L157] var_1_24 = __VERIFIER_nondet_ushort() [L158] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L159] CALL assume_abort_if_not(var_1_24 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_24 <= 32767) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L160] var_1_28 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L162] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L163] var_1_30 = __VERIFIER_nondet_short() [L164] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L165] CALL assume_abort_if_not(var_1_30 <= 16384) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_30 <= 16384) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L166] var_1_31 = __VERIFIER_nondet_short() [L167] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L168] CALL assume_abort_if_not(var_1_31 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_31 <= 16383) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L169] var_1_32 = __VERIFIER_nondet_short() [L170] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=0, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=0, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L171] CALL assume_abort_if_not(var_1_32 <= 9) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=0, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_32 <= 9) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=0, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L172] var_1_33 = __VERIFIER_nondet_short() [L173] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L174] CALL assume_abort_if_not(var_1_33 <= 8) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_33 <= 8) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L175] var_1_34 = __VERIFIER_nondet_double() [L176] CALL assume_abort_if_not((var_1_34 >= 4611686.018427382800e+12F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=0, var_1_33=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not((var_1_34 >= 4611686.018427382800e+12F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=0, var_1_33=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L177] var_1_35 = __VERIFIER_nondet_double() [L178] CALL assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 2305843.009213691390e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=0, var_1_33=0, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 2305843.009213691390e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=0, var_1_33=0, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L179] var_1_36 = __VERIFIER_nondet_double() [L180] CALL assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 2305843.009213691390e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=0, var_1_33=0, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 2305843.009213691390e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=0, var_1_33=0, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L181] var_1_37 = __VERIFIER_nondet_double() [L182] CALL assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=0, var_1_33=0, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=0, var_1_33=0, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L183] var_1_39 = __VERIFIER_nondet_ulong() [L184] CALL assume_abort_if_not(var_1_39 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=0, var_1_33=0, var_1_38=50, var_1_39=-5368709122, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_39 >= 3221225470) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=0, var_1_33=0, var_1_38=50, var_1_39=-5368709122, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L185] CALL assume_abort_if_not(var_1_39 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=0, var_1_33=0, var_1_38=50, var_1_39=-5368709122, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_39 <= 4294967294) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=-131067, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=0, var_1_33=0, var_1_38=50, var_1_39=-5368709122, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L199] RET updateVariables() [L200] CALL step() [L60] var_1_9 = ((((-10) < (var_1_10)) ? (-10) : (var_1_10))) [L61] var_1_11 = ((var_1_8 || var_1_4) && var_1_12) [L62] var_1_20 = (45013 - var_1_21) [L63] var_1_22 = ((((((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) > (var_1_17)) ? (((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) : (var_1_17))) [L64] COND TRUE (9999999.6 / var_1_18) > var_1_16 [L65] var_1_23 = ((((var_1_21 + var_1_24) < 0 ) ? -(var_1_21 + var_1_24) : (var_1_21 + var_1_24))) [L67] var_1_25 = (((((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) > (var_1_16)) ? ((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) : (var_1_16))) [L68] var_1_40 = var_1_28 [L69] var_1_41 = 10 [L70] COND FALSE !(var_1_9 >= var_1_23) [L73] signed long int stepLocal_0 = var_1_20 - var_1_23; [L74] COND FALSE !(var_1_20 <= stepLocal_0) [L77] var_1_5 = (! (! var_1_8)) [L79] unsigned short int stepLocal_1 = var_1_23; [L80] COND TRUE \read(var_1_1) [L81] COND FALSE !(stepLocal_1 > var_1_23) [L87] unsigned short int stepLocal_5 = var_1_41; [L88] signed long int stepLocal_4 = (var_1_30 + var_1_31) - var_1_21; [L89] EXPR var_1_21 >> (var_1_32 + var_1_33) [L89] signed long int stepLocal_3 = var_1_21 >> (var_1_32 + var_1_33); [L90] COND TRUE \read(var_1_12) [L91] EXPR var_1_9 >> var_1_41 [L91] COND FALSE !(stepLocal_5 <= (var_1_9 >> var_1_41)) [L101] signed short int stepLocal_9 = var_1_9; [L102] EXPR var_1_31 & (var_1_20 * var_1_20) [L102] signed long int stepLocal_8 = var_1_31 & (var_1_20 * var_1_20); [L103] EXPR var_1_30 >> var_1_9 [L103] signed long int stepLocal_7 = var_1_30 >> var_1_9; [L104] unsigned short int stepLocal_6 = var_1_20; [L105] COND TRUE var_1_17 >= (- var_1_34) [L106] COND FALSE !(stepLocal_6 <= -1) [L111] var_1_38 = ((var_1_39 - (var_1_20 + 500u)) - 4u) [L126] signed long int stepLocal_2 = var_1_24 * var_1_23; [L127] COND FALSE !(stepLocal_2 > (var_1_41 - var_1_38)) [L200] RET step() [L201] CALL, EXPR property() [L190] EXPR (((((((((((var_1_9 >= var_1_23) ? (var_1_1 == ((unsigned char) (! var_1_4))) : 1) && ((var_1_20 <= (var_1_20 - var_1_23)) ? (var_1_5 == ((unsigned char) (var_1_1 || var_1_4))) : (var_1_5 == ((unsigned char) (! (! var_1_8)))))) && (var_1_9 == ((signed short int) ((((-10) < (var_1_10)) ? (-10) : (var_1_10)))))) && (var_1_11 == ((unsigned char) ((var_1_8 || var_1_4) && var_1_12)))) && (var_1_1 ? ((var_1_23 > var_1_23) ? (var_1_13 == ((float) ((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))))) : 1) : (var_1_13 == ((float) ((((var_1_17 - (var_1_18 - var_1_19)) < 0 ) ? -(var_1_17 - (var_1_18 - var_1_19)) : (var_1_17 - (var_1_18 - var_1_19)))))))) && (var_1_20 == ((unsigned short int) (45013 - var_1_21)))) && (var_1_22 == ((float) ((((((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) > (var_1_17)) ? (((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) : (var_1_17)))))) && (((9999999.6 / var_1_18) > var_1_16) ? (var_1_23 == ((unsigned short int) ((((var_1_21 + var_1_24) < 0 ) ? -(var_1_21 + var_1_24) : (var_1_21 + var_1_24))))) : 1)) && (var_1_25 == ((double) (((((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) > (var_1_16)) ? ((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) : (var_1_16)))))) && (((var_1_24 * var_1_23) > (var_1_41 - var_1_38)) ? (var_1_26 == ((unsigned char) (! ((var_1_4 && var_1_12) && var_1_28)))) : 1)) && (var_1_12 ? ((var_1_41 <= (var_1_9 >> var_1_41)) ? ((((var_1_30 + var_1_31) - var_1_21) >= 128) ? (((var_1_24 - var_1_41) <= (var_1_21 >> (var_1_32 + var_1_33))) ? (var_1_29 == ((double) (-0.4 + var_1_19))) : (var_1_29 == ((double) ((((((var_1_18) < (var_1_34)) ? (var_1_18) : (var_1_34))) - var_1_19) - ((var_1_35 + var_1_36) + var_1_37))))) : 1) : 1) : 1) [L190] EXPR ((((((((((((var_1_9 >= var_1_23) ? (var_1_1 == ((unsigned char) (! var_1_4))) : 1) && ((var_1_20 <= (var_1_20 - var_1_23)) ? (var_1_5 == ((unsigned char) (var_1_1 || var_1_4))) : (var_1_5 == ((unsigned char) (! (! var_1_8)))))) && (var_1_9 == ((signed short int) ((((-10) < (var_1_10)) ? (-10) : (var_1_10)))))) && (var_1_11 == ((unsigned char) ((var_1_8 || var_1_4) && var_1_12)))) && (var_1_1 ? ((var_1_23 > var_1_23) ? (var_1_13 == ((float) ((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))))) : 1) : (var_1_13 == ((float) ((((var_1_17 - (var_1_18 - var_1_19)) < 0 ) ? -(var_1_17 - (var_1_18 - var_1_19)) : (var_1_17 - (var_1_18 - var_1_19)))))))) && (var_1_20 == ((unsigned short int) (45013 - var_1_21)))) && (var_1_22 == ((float) ((((((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) > (var_1_17)) ? (((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) : (var_1_17)))))) && (((9999999.6 / var_1_18) > var_1_16) ? (var_1_23 == ((unsigned short int) ((((var_1_21 + var_1_24) < 0 ) ? -(var_1_21 + var_1_24) : (var_1_21 + var_1_24))))) : 1)) && (var_1_25 == ((double) (((((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) > (var_1_16)) ? ((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) : (var_1_16)))))) && (((var_1_24 * var_1_23) > (var_1_41 - var_1_38)) ? (var_1_26 == ((unsigned char) (! ((var_1_4 && var_1_12) && var_1_28)))) : 1)) && (var_1_12 ? ((var_1_41 <= (var_1_9 >> var_1_41)) ? ((((var_1_30 + var_1_31) - var_1_21) >= 128) ? (((var_1_24 - var_1_41) <= (var_1_21 >> (var_1_32 + var_1_33))) ? (var_1_29 == ((double) (-0.4 + var_1_19))) : (var_1_29 == ((double) ((((((var_1_18) < (var_1_34)) ? (var_1_18) : (var_1_34))) - var_1_19) - ((var_1_35 + var_1_36) + var_1_37))))) : 1) : 1) : 1)) && ((var_1_17 >= (- var_1_34)) ? ((var_1_20 <= -1) ? (((~ var_1_30) > (var_1_31 & (var_1_20 * var_1_20))) ? (var_1_38 == ((unsigned long int) var_1_24)) : 1) : (var_1_38 == ((unsigned long int) ((var_1_39 - (var_1_20 + 500u)) - 4u)))) : ((var_1_9 <= (var_1_9 ^ var_1_32)) ? ((var_1_15 <= var_1_13) ? (((var_1_24 * var_1_9) <= (var_1_30 >> var_1_9)) ? (var_1_38 == ((unsigned long int) var_1_41)) : (var_1_38 == ((unsigned long int) var_1_39))) : (var_1_38 == ((unsigned long int) var_1_21))) : 1)) [L190-L191] return ((((((((((((((var_1_9 >= var_1_23) ? (var_1_1 == ((unsigned char) (! var_1_4))) : 1) && ((var_1_20 <= (var_1_20 - var_1_23)) ? (var_1_5 == ((unsigned char) (var_1_1 || var_1_4))) : (var_1_5 == ((unsigned char) (! (! var_1_8)))))) && (var_1_9 == ((signed short int) ((((-10) < (var_1_10)) ? (-10) : (var_1_10)))))) && (var_1_11 == ((unsigned char) ((var_1_8 || var_1_4) && var_1_12)))) && (var_1_1 ? ((var_1_23 > var_1_23) ? (var_1_13 == ((float) ((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))))) : 1) : (var_1_13 == ((float) ((((var_1_17 - (var_1_18 - var_1_19)) < 0 ) ? -(var_1_17 - (var_1_18 - var_1_19)) : (var_1_17 - (var_1_18 - var_1_19)))))))) && (var_1_20 == ((unsigned short int) (45013 - var_1_21)))) && (var_1_22 == ((float) ((((((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) > (var_1_17)) ? (((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) : (var_1_17)))))) && (((9999999.6 / var_1_18) > var_1_16) ? (var_1_23 == ((unsigned short int) ((((var_1_21 + var_1_24) < 0 ) ? -(var_1_21 + var_1_24) : (var_1_21 + var_1_24))))) : 1)) && (var_1_25 == ((double) (((((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) > (var_1_16)) ? ((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) : (var_1_16)))))) && (((var_1_24 * var_1_23) > (var_1_41 - var_1_38)) ? (var_1_26 == ((unsigned char) (! ((var_1_4 && var_1_12) && var_1_28)))) : 1)) && (var_1_12 ? ((var_1_41 <= (var_1_9 >> var_1_41)) ? ((((var_1_30 + var_1_31) - var_1_21) >= 128) ? (((var_1_24 - var_1_41) <= (var_1_21 >> (var_1_32 + var_1_33))) ? (var_1_29 == ((double) (-0.4 + var_1_19))) : (var_1_29 == ((double) ((((((var_1_18) < (var_1_34)) ? (var_1_18) : (var_1_34))) - var_1_19) - ((var_1_35 + var_1_36) + var_1_37))))) : 1) : 1) : 1)) && ((var_1_17 >= (- var_1_34)) ? ((var_1_20 <= -1) ? (((~ var_1_30) > (var_1_31 & (var_1_20 * var_1_20))) ? (var_1_38 == ((unsigned long int) var_1_24)) : 1) : (var_1_38 == ((unsigned long int) ((var_1_39 - (var_1_20 + 500u)) - 4u)))) : ((var_1_9 <= (var_1_9 ^ var_1_32)) ? ((var_1_15 <= var_1_13) ? (((var_1_24 * var_1_9) <= (var_1_30 >> var_1_9)) ? (var_1_38 == ((unsigned long int) var_1_41)) : (var_1_38 == ((unsigned long int) var_1_39))) : (var_1_38 == ((unsigned long int) var_1_21))) : 1))) && (var_1_40 == ((unsigned char) var_1_28))) && (var_1_41 == ((unsigned short int) 10)) ; [L201] RET, EXPR property() [L201] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=3, var_1_16=0, var_1_17=0, var_1_19=0, var_1_1=1, var_1_20=45013, var_1_21=0, var_1_22=3, var_1_23=5, var_1_24=-131067, var_1_25=2, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=0, var_1_33=0, var_1_38=-5368754639, var_1_39=-5368709122, var_1_40=1, var_1_41=10, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=-10] [L19] reach_error() VAL [isInitial=1, var_1_10=-9, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=3, var_1_16=0, var_1_17=0, var_1_19=0, var_1_1=1, var_1_20=45013, var_1_21=0, var_1_22=3, var_1_23=5, var_1_24=-131067, var_1_25=2, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16383, var_1_32=0, var_1_33=0, var_1_38=-5368754639, var_1_39=-5368709122, var_1_40=1, var_1_41=10, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=-10] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 65 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 1, TraceHistogramMax: 33, 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=65occurred 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, 2.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 250 NumberOfCodeBlocks, 250 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 06:53:42,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-44.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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_872f859d-4015-4d3a-b246-a17325efea9d/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 adb5fb4d805ca2a5692f9b69f128d488862bca1b1bd46cb53a0587439b8a768f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:53:45,548 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:53:45,659 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 06:53:45,667 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:53:45,671 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:53:45,716 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:53:45,717 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:53:45,717 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:53:45,718 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:53:45,718 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:53:45,719 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:53:45,720 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:53:45,720 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:53:45,721 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:53:45,721 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:53:45,722 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:53:45,722 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:53:45,727 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:53:45,727 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:53:45,727 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:53:45,728 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:53:45,732 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:53:45,732 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:53:45,733 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:53:45,733 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 06:53:45,733 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 06:53:45,734 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:53:45,734 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 06:53:45,734 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:53:45,735 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:53:45,735 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:53:45,736 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:53:45,740 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 06:53:45,740 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:53:45,740 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:53:45,741 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:53:45,741 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:53:45,741 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:53:45,742 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:53:45,742 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 06:53:45,742 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 06:53:45,744 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:53:45,744 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:53:45,754 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_872f859d-4015-4d3a-b246-a17325efea9d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adb5fb4d805ca2a5692f9b69f128d488862bca1b1bd46cb53a0587439b8a768f [2024-11-09 06:53:46,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:53:46,223 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:53:46,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:53:46,228 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:53:46,229 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:53:46,231 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-44.i Unable to find full path for "g++" [2024-11-09 06:53:48,673 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:53:49,052 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:53:49,053 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-44.i [2024-11-09 06:53:49,065 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/data/a62f8f6b2/a9dac5ff813840fd8828dbc94f14de97/FLAG79712563a [2024-11-09 06:53:49,085 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/data/a62f8f6b2/a9dac5ff813840fd8828dbc94f14de97 [2024-11-09 06:53:49,089 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:53:49,092 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:53:49,094 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:53:49,095 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:53:49,101 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:53:49,104 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:53:49" (1/1) ... [2024-11-09 06:53:49,105 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ab9c3d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:49, skipping insertion in model container [2024-11-09 06:53:49,106 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:53:49" (1/1) ... [2024-11-09 06:53:49,155 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:53:49,433 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_872f859d-4015-4d3a-b246-a17325efea9d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-44.i[916,929] [2024-11-09 06:53:49,590 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:53:49,617 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:53:49,638 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_872f859d-4015-4d3a-b246-a17325efea9d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-44.i[916,929] [2024-11-09 06:53:49,707 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:53:49,735 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:53:49,736 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:49 WrapperNode [2024-11-09 06:53:49,736 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:53:49,737 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:53:49,737 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:53:49,738 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:53:49,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:49" (1/1) ... [2024-11-09 06:53:49,799 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:49" (1/1) ... [2024-11-09 06:53:49,863 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 216 [2024-11-09 06:53:49,864 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:53:49,865 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:53:49,865 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:53:49,865 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:53:49,876 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:49" (1/1) ... [2024-11-09 06:53:49,877 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:49" (1/1) ... [2024-11-09 06:53:49,883 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:49" (1/1) ... [2024-11-09 06:53:49,883 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:49" (1/1) ... [2024-11-09 06:53:49,900 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:49" (1/1) ... [2024-11-09 06:53:49,908 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:49" (1/1) ... [2024-11-09 06:53:49,912 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:49" (1/1) ... [2024-11-09 06:53:49,915 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:49" (1/1) ... [2024-11-09 06:53:49,920 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:53:49,921 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:53:49,922 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:53:49,922 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:53:49,923 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:49" (1/1) ... [2024-11-09 06:53:49,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:53:49,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:53:49,991 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:53:50,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:53:50,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:53:50,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 06:53:50,029 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 06:53:50,029 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 06:53:50,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:53:50,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:53:50,170 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:53:50,175 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:54:01,827 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-09 06:54:01,827 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:54:01,843 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:54:01,844 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 06:54:01,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:54:01 BoogieIcfgContainer [2024-11-09 06:54:01,846 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:54:01,850 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:54:01,850 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:54:01,854 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:54:01,855 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:53:49" (1/3) ... [2024-11-09 06:54:01,856 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ded7915 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:54:01, skipping insertion in model container [2024-11-09 06:54:01,856 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:53:49" (2/3) ... [2024-11-09 06:54:01,858 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ded7915 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:54:01, skipping insertion in model container [2024-11-09 06:54:01,858 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:54:01" (3/3) ... [2024-11-09 06:54:01,860 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-44.i [2024-11-09 06:54:01,884 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:54:01,885 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 06:54:01,965 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:54:01,972 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;@37720772, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:54:01,972 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 06:54:01,979 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 60 states have (on average 1.35) internal successors, (81), 61 states have internal predecessors, (81), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-09 06:54:01,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-09 06:54:01,998 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:54:01,999 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:01,999 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:54:02,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:54:02,005 INFO L85 PathProgramCache]: Analyzing trace with hash 171174471, now seen corresponding path program 1 times [2024-11-09 06:54:02,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:54:02,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [349243401] [2024-11-09 06:54:02,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:54:02,023 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 06:54:02,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:54:02,025 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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 06:54:02,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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 06:54:03,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:54:03,884 INFO L255 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 06:54:03,902 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:54:03,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 988 proven. 0 refuted. 0 times theorem prover too weak. 1124 trivial. 0 not checked. [2024-11-09 06:54:03,971 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:54:03,972 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:54:03,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [349243401] [2024-11-09 06:54:03,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [349243401] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:54:03,974 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:54:03,974 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:54:03,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663827725] [2024-11-09 06:54:03,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:54:03,982 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 06:54:03,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:54:04,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 06:54:04,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 06:54:04,017 INFO L87 Difference]: Start difference. First operand has 96 states, 60 states have (on average 1.35) internal successors, (81), 61 states have internal predecessors, (81), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-09 06:54:04,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:54:04,061 INFO L93 Difference]: Finished difference Result 188 states and 322 transitions. [2024-11-09 06:54:04,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 06:54:04,064 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 210 [2024-11-09 06:54:04,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:54:04,080 INFO L225 Difference]: With dead ends: 188 [2024-11-09 06:54:04,081 INFO L226 Difference]: Without dead ends: 91 [2024-11-09 06:54:04,086 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 209 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 06:54:04,093 INFO L432 NwaCegarLoop]: 142 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, 142 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 06:54:04,094 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:54:04,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2024-11-09 06:54:04,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2024-11-09 06:54:04,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 56 states have (on average 1.2678571428571428) internal successors, (71), 56 states have internal predecessors, (71), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-09 06:54:04,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 137 transitions. [2024-11-09 06:54:04,165 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 137 transitions. Word has length 210 [2024-11-09 06:54:04,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:54:04,166 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 137 transitions. [2024-11-09 06:54:04,167 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-09 06:54:04,168 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 137 transitions. [2024-11-09 06:54:04,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-09 06:54:04,173 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:54:04,174 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:04,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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 06:54:04,375 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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 06:54:04,375 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:54:04,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:54:04,376 INFO L85 PathProgramCache]: Analyzing trace with hash -1085221243, now seen corresponding path program 1 times [2024-11-09 06:54:04,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:54:04,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1647795880] [2024-11-09 06:54:04,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:54:04,378 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 06:54:04,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:54:04,383 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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 06:54:04,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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 06:54:06,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:54:06,161 INFO L255 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 06:54:06,170 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:54:06,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-09 06:54:06,704 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:54:06,708 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:54:06,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1647795880] [2024-11-09 06:54:06,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1647795880] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:54:06,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:54:06,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:54:06,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796233009] [2024-11-09 06:54:06,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:54:06,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:54:06,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:54:06,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:54:06,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:54:06,716 INFO L87 Difference]: Start difference. First operand 91 states and 137 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-09 06:54:09,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.46s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:54:09,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:54:09,432 INFO L93 Difference]: Finished difference Result 238 states and 360 transitions. [2024-11-09 06:54:09,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:54:09,576 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 210 [2024-11-09 06:54:09,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:54:09,581 INFO L225 Difference]: With dead ends: 238 [2024-11-09 06:54:09,581 INFO L226 Difference]: Without dead ends: 150 [2024-11-09 06:54:09,583 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:54:09,584 INFO L432 NwaCegarLoop]: 216 mSDtfsCounter, 125 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 310 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-09 06:54:09,585 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 310 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 1 Unknown, 0 Unchecked, 2.6s Time] [2024-11-09 06:54:09,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2024-11-09 06:54:09,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 89. [2024-11-09 06:54:09,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 54 states have (on average 1.2037037037037037) internal successors, (65), 54 states have internal predecessors, (65), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-09 06:54:09,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 131 transitions. [2024-11-09 06:54:09,625 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 131 transitions. Word has length 210 [2024-11-09 06:54:09,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:54:09,629 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 131 transitions. [2024-11-09 06:54:09,630 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-09 06:54:09,630 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 131 transitions. [2024-11-09 06:54:09,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-09 06:54:09,638 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:54:09,638 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:09,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-09 06:54:09,839 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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 06:54:09,839 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:54:09,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:54:09,843 INFO L85 PathProgramCache]: Analyzing trace with hash -2106289597, now seen corresponding path program 1 times [2024-11-09 06:54:09,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:54:09,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [644571957] [2024-11-09 06:54:09,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:54:09,845 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 06:54:09,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:54:09,848 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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 06:54:09,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-09 06:54:11,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:54:11,579 INFO L255 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 06:54:11,586 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:54:16,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-09 06:54:16,665 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:54:16,665 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:54:16,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [644571957] [2024-11-09 06:54:16,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [644571957] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:54:16,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:54:16,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:54:16,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034788059] [2024-11-09 06:54:16,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:54:16,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:54:16,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:54:16,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:54:16,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:54:16,670 INFO L87 Difference]: Start difference. First operand 89 states and 131 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-09 06:54:19,051 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:54:19,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:54:19,056 INFO L93 Difference]: Finished difference Result 175 states and 259 transitions. [2024-11-09 06:54:19,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:54:19,181 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 210 [2024-11-09 06:54:19,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:54:19,184 INFO L225 Difference]: With dead ends: 175 [2024-11-09 06:54:19,184 INFO L226 Difference]: Without dead ends: 89 [2024-11-09 06:54:19,185 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:54:19,187 INFO L432 NwaCegarLoop]: 127 mSDtfsCounter, 28 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 127 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-09 06:54:19,188 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 127 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2024-11-09 06:54:19,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2024-11-09 06:54:19,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2024-11-09 06:54:19,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 54 states have (on average 1.1851851851851851) internal successors, (64), 54 states have internal predecessors, (64), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-09 06:54:19,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 130 transitions. [2024-11-09 06:54:19,205 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 130 transitions. Word has length 210 [2024-11-09 06:54:19,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:54:19,206 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 130 transitions. [2024-11-09 06:54:19,206 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-09 06:54:19,207 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 130 transitions. [2024-11-09 06:54:19,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-09 06:54:19,210 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:54:19,211 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:19,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-09 06:54:19,411 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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 06:54:19,412 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:54:19,412 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:54:19,413 INFO L85 PathProgramCache]: Analyzing trace with hash -1419288808, now seen corresponding path program 1 times [2024-11-09 06:54:19,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:54:19,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1756083146] [2024-11-09 06:54:19,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:54:19,414 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 06:54:19,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:54:19,417 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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 06:54:19,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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 06:54:21,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:54:21,068 INFO L255 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 06:54:21,071 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:54:21,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-09 06:54:21,201 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:54:21,202 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:54:21,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1756083146] [2024-11-09 06:54:21,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1756083146] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:54:21,203 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:54:21,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:54:21,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062860139] [2024-11-09 06:54:21,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:54:21,204 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:54:21,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:54:21,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:54:21,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:54:21,206 INFO L87 Difference]: Start difference. First operand 89 states and 130 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-09 06:54:23,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:54:25,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:54:25,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:54:25,928 INFO L93 Difference]: Finished difference Result 175 states and 257 transitions. [2024-11-09 06:54:26,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:54:26,050 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 211 [2024-11-09 06:54:26,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:54:26,052 INFO L225 Difference]: With dead ends: 175 [2024-11-09 06:54:26,052 INFO L226 Difference]: Without dead ends: 89 [2024-11-09 06:54:26,053 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:54:26,055 INFO L432 NwaCegarLoop]: 128 mSDtfsCounter, 0 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 247 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-09 06:54:26,055 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 247 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 2 Unknown, 0 Unchecked, 4.7s Time] [2024-11-09 06:54:26,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2024-11-09 06:54:26,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2024-11-09 06:54:26,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 54 states have (on average 1.1666666666666667) internal successors, (63), 54 states have internal predecessors, (63), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-09 06:54:26,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 129 transitions. [2024-11-09 06:54:26,072 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 129 transitions. Word has length 211 [2024-11-09 06:54:26,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:54:26,073 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 129 transitions. [2024-11-09 06:54:26,074 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-09 06:54:26,074 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 129 transitions. [2024-11-09 06:54:26,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-09 06:54:26,078 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:54:26,078 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:26,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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 06:54:26,278 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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 06:54:26,279 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:54:26,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:54:26,280 INFO L85 PathProgramCache]: Analyzing trace with hash -1161123370, now seen corresponding path program 1 times [2024-11-09 06:54:26,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:54:26,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [750732798] [2024-11-09 06:54:26,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:54:26,283 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 06:54:26,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:54:26,288 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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 06:54:26,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-09 06:54:27,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:54:27,905 INFO L255 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 06:54:27,911 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:54:31,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 668 proven. 78 refuted. 0 times theorem prover too weak. 1366 trivial. 0 not checked. [2024-11-09 06:54:31,851 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:54:35,394 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-09 06:54:35,394 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:54:35,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [750732798] [2024-11-09 06:54:35,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [750732798] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:54:35,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [250126465] [2024-11-09 06:54:35,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:54:35,397 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:54:35,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:54:35,401 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:54:35,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 06:54:38,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:54:38,950 INFO L255 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 06:54:38,955 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:54:42,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 668 proven. 78 refuted. 0 times theorem prover too weak. 1366 trivial. 0 not checked. [2024-11-09 06:54:42,596 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:54:45,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-09 06:54:45,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [250126465] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:54:45,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1949663602] [2024-11-09 06:54:45,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:54:45,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:54:45,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:54:45,803 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:54:45,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-09 06:54:46,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:54:46,882 INFO L255 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 06:54:46,886 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:54:50,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 668 proven. 78 refuted. 0 times theorem prover too weak. 1366 trivial. 0 not checked. [2024-11-09 06:54:50,525 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:54:53,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-09 06:54:53,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1949663602] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:54:53,614 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 06:54:53,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2024-11-09 06:54:53,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762191055] [2024-11-09 06:54:53,615 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 06:54:53,617 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 06:54:53,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:54:53,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 06:54:53,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-09 06:54:53,620 INFO L87 Difference]: Start difference. First operand 89 states and 129 transitions. Second operand has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 2 states have call successors, (59), 2 states have call predecessors, (59), 4 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) [2024-11-09 06:54:58,479 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:55:00,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:55:02,488 WARN L539 Checker$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 06:55:03,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:55:03,142 INFO L93 Difference]: Finished difference Result 195 states and 280 transitions. [2024-11-09 06:55:03,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 06:55:03,143 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 2 states have call successors, (59), 2 states have call predecessors, (59), 4 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) Word has length 211 [2024-11-09 06:55:03,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:55:03,146 INFO L225 Difference]: With dead ends: 195 [2024-11-09 06:55:03,146 INFO L226 Difference]: Without dead ends: 109 [2024-11-09 06:55:03,147 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1264 GetRequests, 1252 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-09 06:55:03,148 INFO L432 NwaCegarLoop]: 104 mSDtfsCounter, 63 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 207 mSolverCounterSat, 15 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 207 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2024-11-09 06:55:03,149 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 218 Invalid, 225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 207 Invalid, 3 Unknown, 0 Unchecked, 9.2s Time] [2024-11-09 06:55:03,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2024-11-09 06:55:03,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 104. [2024-11-09 06:55:03,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 62 states have (on average 1.1290322580645162) internal successors, (70), 63 states have internal predecessors, (70), 39 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (39), 38 states have call predecessors, (39), 39 states have call successors, (39) [2024-11-09 06:55:03,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 148 transitions. [2024-11-09 06:55:03,189 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 148 transitions. Word has length 211 [2024-11-09 06:55:03,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:55:03,191 INFO L471 AbstractCegarLoop]: Abstraction has 104 states and 148 transitions. [2024-11-09 06:55:03,192 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 2 states have call successors, (59), 2 states have call predecessors, (59), 4 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) [2024-11-09 06:55:03,192 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 148 transitions. [2024-11-09 06:55:03,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-09 06:55:03,197 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:55:03,198 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:03,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-09 06:55:03,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-09 06:55:03,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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)] Forceful destruction successful, exit code 0 [2024-11-09 06:55:03,799 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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 06:55:03,800 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:55:03,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:55:03,801 INFO L85 PathProgramCache]: Analyzing trace with hash 161069164, now seen corresponding path program 1 times [2024-11-09 06:55:03,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:55:03,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [130277360] [2024-11-09 06:55:03,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:55:03,801 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 06:55:03,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:55:03,803 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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 06:55:03,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-09 06:55:05,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:55:05,694 INFO L255 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 06:55:05,698 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:55:15,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1088 proven. 48 refuted. 0 times theorem prover too weak. 976 trivial. 0 not checked. [2024-11-09 06:55:15,990 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:55:17,786 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:55:17,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [130277360] [2024-11-09 06:55:17,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [130277360] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:55:17,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1281024255] [2024-11-09 06:55:17,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:55:17,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:55:17,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:55:17,789 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:55:17,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-09 06:55:21,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:55:21,747 INFO L255 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 06:55:21,751 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:55:29,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1088 proven. 48 refuted. 0 times theorem prover too weak. 976 trivial. 0 not checked. [2024-11-09 06:55:29,205 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:55:30,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1281024255] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:55:30,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1345343486] [2024-11-09 06:55:30,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:55:30,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:55:30,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:55:30,216 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:55:30,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-09 06:55:34,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:55:34,239 INFO L255 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 06:55:34,245 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:55:41,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1088 proven. 48 refuted. 0 times theorem prover too weak. 976 trivial. 0 not checked. [2024-11-09 06:55:41,791 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:55:42,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1345343486] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:55:42,846 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 06:55:42,847 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 7 [2024-11-09 06:55:42,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541334516] [2024-11-09 06:55:42,847 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 06:55:42,848 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 06:55:42,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:55:42,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 06:55:42,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2024-11-09 06:55:42,849 INFO L87 Difference]: Start difference. First operand 104 states and 148 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 7 states have internal predecessors, (56), 2 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-09 06:55:49,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:55:51,514 WARN L539 Checker$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 06:55:53,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:55:55,520 WARN L539 Checker$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 06:55:57,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:55:58,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:56:02,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:56:04,029 WARN L539 Checker$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 06:56:06,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:56:08,041 WARN L539 Checker$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 [0] [2024-11-09 06:56:10,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:56:12,053 WARN L539 Checker$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 06:56:14,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:56:16,067 WARN L539 Checker$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 06:56:18,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:56:20,079 WARN L539 Checker$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 06:56:22,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:56:26,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:56:28,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:56:30,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:56:33,115 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:56:35,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:56:36,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:56:38,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:56:40,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:56:42,767 WARN L539 Checker$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 [0] [2024-11-09 06:56:45,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:56:47,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:56:49,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:56:51,817 WARN L539 Checker$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 06:56:51,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:56:51,818 INFO L93 Difference]: Finished difference Result 321 states and 447 transitions. [2024-11-09 06:56:51,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 06:56:51,892 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 7 states have internal predecessors, (56), 2 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 212 [2024-11-09 06:56:51,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:56:51,895 INFO L225 Difference]: With dead ends: 321 [2024-11-09 06:56:51,895 INFO L226 Difference]: Without dead ends: 231 [2024-11-09 06:56:51,896 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 707 GetRequests, 690 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 6.9s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2024-11-09 06:56:51,897 INFO L432 NwaCegarLoop]: 117 mSDtfsCounter, 86 mSDsluCounter, 444 mSDsCounter, 0 mSdLazyCounter, 474 mSolverCounterSat, 4 mSolverCounterUnsat, 21 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 65.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 561 SdHoareTripleChecker+Invalid, 499 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 474 IncrementalHoareTripleChecker+Invalid, 21 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 65.5s IncrementalHoareTripleChecker+Time [2024-11-09 06:56:51,898 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 561 Invalid, 499 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 474 Invalid, 21 Unknown, 0 Unchecked, 65.5s Time] [2024-11-09 06:56:51,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2024-11-09 06:56:51,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 217. [2024-11-09 06:56:51,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 128 states have (on average 1.1015625) internal successors, (141), 129 states have internal predecessors, (141), 81 states have call successors, (81), 7 states have call predecessors, (81), 7 states have return successors, (81), 80 states have call predecessors, (81), 81 states have call successors, (81) [2024-11-09 06:56:51,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 303 transitions. [2024-11-09 06:56:51,946 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 303 transitions. Word has length 212 [2024-11-09 06:56:51,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:56:51,951 INFO L471 AbstractCegarLoop]: Abstraction has 217 states and 303 transitions. [2024-11-09 06:56:51,952 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 7 states have internal predecessors, (56), 2 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-09 06:56:51,952 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 303 transitions. [2024-11-09 06:56:51,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-09 06:56:51,955 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:56:51,956 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:56:51,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-09 06:56:52,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-09 06:56:52,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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)] Forceful destruction successful, exit code 0 [2024-11-09 06:56:52,557 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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 06:56:52,558 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:56:52,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:56:52,558 INFO L85 PathProgramCache]: Analyzing trace with hash 162916206, now seen corresponding path program 1 times [2024-11-09 06:56:52,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:56:52,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [657271046] [2024-11-09 06:56:52,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:56:52,559 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 06:56:52,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:56:52,560 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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 06:56:52,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/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 (12)] Waiting until timeout for monitored process [2024-11-09 06:56:54,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:56:54,073 INFO L255 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 06:56:54,084 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:57:10,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1308 proven. 78 refuted. 0 times theorem prover too weak. 726 trivial. 0 not checked. [2024-11-09 06:57:10,640 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:57:20,056 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:57:20,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [657271046] [2024-11-09 06:57:20,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [657271046] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:57:20,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [371327819] [2024-11-09 06:57:20,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:57:20,057 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:57:20,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:57:20,058 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:57:20,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-09 06:57:24,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:57:24,852 INFO L255 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 06:57:24,858 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:57:41,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1308 proven. 78 refuted. 0 times theorem prover too weak. 726 trivial. 0 not checked. [2024-11-09 06:57:41,196 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:57:48,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [371327819] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:57:48,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1325495259] [2024-11-09 06:57:48,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:57:48,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:57:48,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:57:48,503 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:57:48,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_872f859d-4015-4d3a-b246-a17325efea9d/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-09 06:58:27,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:58:27,990 INFO L255 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-11-09 06:58:28,000 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:04:58,411 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse13 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse0 ((_ sign_extend 16) c_~var_1_32~0)) (.cse1 ((_ zero_extend 16) c_~var_1_24~0)) (.cse14 (fp.neg .cse3)) (.cse15 (fp.neg .cse13)) (.cse2 ((_ zero_extend 16) c_~var_1_21~0))) (and (bvsge .cse0 (_ bv0 32)) (bvsge ((_ sign_extend 16) c_~var_1_30~0) (_ bv0 32)) (= ((_ extract 15 0) (bvadd .cse1 .cse2)) c_~var_1_23~0) (fp.geq c_~var_1_19~0 .cse3) (bvsle .cse0 (_ bv9 32)) (let ((.cse8 (= c_~var_1_22~0 c_~var_1_15~0)) (.cse11 (= c_~var_1_22~0 c_~var_1_19~0))) (let ((.cse5 (let ((.cse12 (fp.gt c_~var_1_15~0 c_~var_1_19~0))) (or (and .cse12 .cse8) (and .cse11 (not .cse12))))) (.cse4 (fp.gt c_~var_1_16~0 c_~var_1_17~0))) (or (and (not .cse4) (let ((.cse6 (fp.gt c_~var_1_19~0 c_~var_1_17~0))) (or (and .cse5 .cse6) (and (not .cse6) (let ((.cse7 (fp.gt c_~var_1_15~0 c_~var_1_17~0))) (or (and (not .cse7) (= c_~var_1_22~0 c_~var_1_17~0)) (and .cse8 .cse7))))))) (and (let ((.cse9 (fp.gt c_~var_1_15~0 c_~var_1_16~0))) (or (and .cse9 .cse5) (and (not .cse9) (let ((.cse10 (fp.gt c_~var_1_16~0 c_~var_1_19~0))) (or (and .cse10 (= c_~var_1_22~0 c_~var_1_16~0)) (and .cse11 (not .cse10))))))) .cse4)))) (fp.geq c_~var_1_17~0 .cse3) (bvsle .cse2 (_ bv32767 32)) (fp.leq c_~var_1_17~0 .cse13) (or (and (fp.geq c_~var_1_16~0 .cse3) (fp.leq c_~var_1_16~0 .cse13)) (and (fp.leq c_~var_1_16~0 .cse14) (fp.geq c_~var_1_16~0 .cse15))) (bvsle .cse1 (_ bv32767 32)) (or (and (fp.geq c_~var_1_15~0 .cse3) (fp.leq c_~var_1_15~0 .cse13)) (and (fp.leq c_~var_1_15~0 .cse14) (fp.geq c_~var_1_15~0 .cse15))) (fp.geq c_~var_1_34~0 ((_ to_fp 11 53) c_currentRoundingMode .cse3)) (fp.leq c_~var_1_34~0 ((_ to_fp 11 53) c_currentRoundingMode .cse13)) (let ((.cse16 (= (_ bv0 8) c_~var_1_12~0)) (.cse18 (= (_ bv0 8) c_~var_1_8~0)) (.cse17 (= c_~var_1_4~0 (_ bv0 8)))) (or (and (or .cse16 (and .cse17 .cse18)) (= (_ bv0 8) c_~var_1_11~0)) (and (not .cse16) (= (_ bv1 8) c_~var_1_11~0) (or (not .cse18) (not .cse17))))) (= ((_ extract 15 0) (bvadd (bvneg .cse2) (_ bv45013 32))) c_~var_1_20~0) (fp.gt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 49999998.0 5.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_18~0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (let ((.cse20 ((_ sign_extend 16) c_~var_1_10~0))) (let ((.cse19 (bvslt (_ bv4294967286 32) .cse20))) (or (and (= (bvadd c_~var_1_9~0 (_ bv10 16)) (_ bv0 16)) .cse19) (and (= ((_ extract 15 0) .cse20) c_~var_1_9~0) (not .cse19))))) (= (_ bv50 32) c_~var_1_38~0) (fp.leq c_~var_1_19~0 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2024-11-09 07:05:00,507 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse13 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse0 ((_ sign_extend 16) c_~var_1_32~0)) (.cse1 ((_ zero_extend 16) c_~var_1_24~0)) (.cse14 (fp.neg .cse3)) (.cse15 (fp.neg .cse13)) (.cse2 ((_ zero_extend 16) c_~var_1_21~0))) (and (bvsge .cse0 (_ bv0 32)) (bvsge ((_ sign_extend 16) c_~var_1_30~0) (_ bv0 32)) (= ((_ extract 15 0) (bvadd .cse1 .cse2)) c_~var_1_23~0) (fp.geq c_~var_1_19~0 .cse3) (bvsle .cse0 (_ bv9 32)) (let ((.cse8 (= c_~var_1_22~0 c_~var_1_15~0)) (.cse11 (= c_~var_1_22~0 c_~var_1_19~0))) (let ((.cse5 (let ((.cse12 (fp.gt c_~var_1_15~0 c_~var_1_19~0))) (or (and .cse12 .cse8) (and .cse11 (not .cse12))))) (.cse4 (fp.gt c_~var_1_16~0 c_~var_1_17~0))) (or (and (not .cse4) (let ((.cse6 (fp.gt c_~var_1_19~0 c_~var_1_17~0))) (or (and .cse5 .cse6) (and (not .cse6) (let ((.cse7 (fp.gt c_~var_1_15~0 c_~var_1_17~0))) (or (and (not .cse7) (= c_~var_1_22~0 c_~var_1_17~0)) (and .cse8 .cse7))))))) (and (let ((.cse9 (fp.gt c_~var_1_15~0 c_~var_1_16~0))) (or (and .cse9 .cse5) (and (not .cse9) (let ((.cse10 (fp.gt c_~var_1_16~0 c_~var_1_19~0))) (or (and .cse10 (= c_~var_1_22~0 c_~var_1_16~0)) (and .cse11 (not .cse10))))))) .cse4)))) (fp.geq c_~var_1_17~0 .cse3) (bvsle .cse2 (_ bv32767 32)) (fp.leq c_~var_1_17~0 .cse13) (or (and (fp.geq c_~var_1_16~0 .cse3) (fp.leq c_~var_1_16~0 .cse13)) (and (fp.leq c_~var_1_16~0 .cse14) (fp.geq c_~var_1_16~0 .cse15))) (bvsle .cse1 (_ bv32767 32)) (or (and (fp.geq c_~var_1_15~0 .cse3) (fp.leq c_~var_1_15~0 .cse13)) (and (fp.leq c_~var_1_15~0 .cse14) (fp.geq c_~var_1_15~0 .cse15))) (fp.geq c_~var_1_34~0 ((_ to_fp 11 53) c_currentRoundingMode .cse3)) (fp.leq c_~var_1_34~0 ((_ to_fp 11 53) c_currentRoundingMode .cse13)) (let ((.cse16 (= (_ bv0 8) c_~var_1_12~0)) (.cse18 (= (_ bv0 8) c_~var_1_8~0)) (.cse17 (= c_~var_1_4~0 (_ bv0 8)))) (or (and (or .cse16 (and .cse17 .cse18)) (= (_ bv0 8) c_~var_1_11~0)) (and (not .cse16) (= (_ bv1 8) c_~var_1_11~0) (or (not .cse18) (not .cse17))))) (= ((_ extract 15 0) (bvadd (bvneg .cse2) (_ bv45013 32))) c_~var_1_20~0) (fp.gt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 49999998.0 5.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_18~0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (let ((.cse20 ((_ sign_extend 16) c_~var_1_10~0))) (let ((.cse19 (bvslt (_ bv4294967286 32) .cse20))) (or (and (= (bvadd c_~var_1_9~0 (_ bv10 16)) (_ bv0 16)) .cse19) (and (= ((_ extract 15 0) .cse20) c_~var_1_9~0) (not .cse19))))) (= (_ bv50 32) c_~var_1_38~0) (fp.leq c_~var_1_19~0 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true