./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.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_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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 8107c0950a870cc29b997c6f0f9031935a5c6964463abd6d158718f97c83e768 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 07:15:54,886 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:15:55,015 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 07:15:55,025 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:15:55,026 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:15:55,066 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:15:55,067 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:15:55,068 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:15:55,069 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:15:55,071 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:15:55,072 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:15:55,073 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:15:55,073 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:15:55,077 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 07:15:55,078 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:15:55,078 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:15:55,078 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 07:15:55,079 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 07:15:55,079 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:15:55,079 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 07:15:55,080 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 07:15:55,080 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 07:15:55,081 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:15:55,082 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:15:55,082 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 07:15:55,083 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 07:15:55,083 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 07:15:55,083 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:15:55,084 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:15:55,084 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:15:55,084 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:15:55,085 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:15:55,085 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 07:15:55,085 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:15:55,087 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:15:55,087 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:15:55,087 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:15:55,088 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:15:55,088 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:15:55,088 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:15:55,089 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:15:55,089 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:15:55,090 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 07:15:55,090 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 07:15:55,091 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:15:55,091 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:15:55,092 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 07:15:55,092 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_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8107c0950a870cc29b997c6f0f9031935a5c6964463abd6d158718f97c83e768 [2024-11-09 07:15:55,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:15:55,517 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:15:55,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:15:55,524 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:15:55,525 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:15:55,526 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.i Unable to find full path for "g++" [2024-11-09 07:15:58,084 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:15:58,344 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:15:58,346 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.i [2024-11-09 07:15:58,359 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/data/fea8ee56a/ccf1eb931d7049bc854b6403ab6a1419/FLAG796cde1f3 [2024-11-09 07:15:58,387 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/data/fea8ee56a/ccf1eb931d7049bc854b6403ab6a1419 [2024-11-09 07:15:58,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:15:58,391 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:15:58,393 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:15:58,393 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:15:58,403 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:15:58,404 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:15:58" (1/1) ... [2024-11-09 07:15:58,405 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@575b5c54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:58, skipping insertion in model container [2024-11-09 07:15:58,406 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:15:58" (1/1) ... [2024-11-09 07:15:58,452 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:15:58,675 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_4023880f-b8f3-46de-8ea8-9cf903d1c87f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.i[919,932] [2024-11-09 07:15:58,770 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:15:58,795 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:15:58,815 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_4023880f-b8f3-46de-8ea8-9cf903d1c87f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.i[919,932] [2024-11-09 07:15:58,911 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:15:58,950 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:15:58,950 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:58 WrapperNode [2024-11-09 07:15:58,950 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:15:58,952 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:15:58,952 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:15:58,952 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:15:58,961 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:58" (1/1) ... [2024-11-09 07:15:58,981 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:58" (1/1) ... [2024-11-09 07:15:59,055 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 228 [2024-11-09 07:15:59,055 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:15:59,056 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:15:59,060 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:15:59,060 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:15:59,072 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:58" (1/1) ... [2024-11-09 07:15:59,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:58" (1/1) ... [2024-11-09 07:15:59,078 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:58" (1/1) ... [2024-11-09 07:15:59,079 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:58" (1/1) ... [2024-11-09 07:15:59,098 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:58" (1/1) ... [2024-11-09 07:15:59,106 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:58" (1/1) ... [2024-11-09 07:15:59,112 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:58" (1/1) ... [2024-11-09 07:15:59,119 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:58" (1/1) ... [2024-11-09 07:15:59,123 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:15:59,125 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:15:59,125 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:15:59,125 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:15:59,126 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:58" (1/1) ... [2024-11-09 07:15:59,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:15:59,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:15:59,177 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 07:15:59,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 07:15:59,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:15:59,222 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 07:15:59,223 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 07:15:59,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 07:15:59,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:15:59,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:15:59,397 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:15:59,402 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:16:00,055 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-09 07:16:00,056 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:16:00,660 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:16:00,661 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 07:16:00,662 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:16:00 BoogieIcfgContainer [2024-11-09 07:16:00,662 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:16:00,665 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:16:00,666 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:16:00,670 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:16:00,671 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:15:58" (1/3) ... [2024-11-09 07:16:00,672 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@256abfff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:16:00, skipping insertion in model container [2024-11-09 07:16:00,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:58" (2/3) ... [2024-11-09 07:16:00,673 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@256abfff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:16:00, skipping insertion in model container [2024-11-09 07:16:00,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:16:00" (3/3) ... [2024-11-09 07:16:00,675 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.i [2024-11-09 07:16:00,701 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:16:00,702 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 07:16:00,791 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:16:00,803 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;@7b055621, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:16:00,804 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 07:16:00,809 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-09 07:16:00,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-09 07:16:00,826 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:16:00,827 INFO L215 NwaCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:16:00,828 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:16:00,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:16:00,838 INFO L85 PathProgramCache]: Analyzing trace with hash 1126968261, now seen corresponding path program 1 times [2024-11-09 07:16:00,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:16:00,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908912770] [2024-11-09 07:16:00,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:16:00,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:16:01,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 07:16:01,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [333589190] [2024-11-09 07:16:01,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:16:01,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:16:01,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:16:01,857 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:16:01,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 07:16:04,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 07:16:04,468 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 07:16:04,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 07:16:04,735 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 07:16:04,738 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 07:16:04,740 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 07:16:04,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 07:16:04,944 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:16:04,949 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 07:16:05,122 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 07:16:05,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 07:16:05 BoogieIcfgContainer [2024-11-09 07:16:05,127 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 07:16:05,128 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 07:16:05,128 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 07:16:05,128 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 07:16:05,129 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:16:00" (3/4) ... [2024-11-09 07:16:05,133 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 07:16:05,135 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 07:16:05,138 INFO L158 Benchmark]: Toolchain (without parser) took 6744.88ms. Allocated memory was 159.4MB in the beginning and 218.1MB in the end (delta: 58.7MB). Free memory was 120.4MB in the beginning and 116.7MB in the end (delta: 3.7MB). Peak memory consumption was 64.4MB. Max. memory is 16.1GB. [2024-11-09 07:16:05,139 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 159.4MB. Free memory is still 102.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:16:05,140 INFO L158 Benchmark]: CACSL2BoogieTranslator took 557.71ms. Allocated memory is still 159.4MB. Free memory was 120.4MB in the beginning and 103.1MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 07:16:05,143 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.07ms. Allocated memory is still 159.4MB. Free memory was 103.1MB in the beginning and 99.5MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 07:16:05,145 INFO L158 Benchmark]: Boogie Preprocessor took 67.30ms. Allocated memory is still 159.4MB. Free memory was 99.5MB in the beginning and 97.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 07:16:05,146 INFO L158 Benchmark]: RCFGBuilder took 1537.58ms. Allocated memory was 159.4MB in the beginning and 218.1MB in the end (delta: 58.7MB). Free memory was 97.3MB in the beginning and 147.8MB in the end (delta: -50.4MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. [2024-11-09 07:16:05,147 INFO L158 Benchmark]: TraceAbstraction took 4461.76ms. Allocated memory is still 218.1MB. Free memory was 146.7MB in the beginning and 116.7MB in the end (delta: 30.0MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2024-11-09 07:16:05,147 INFO L158 Benchmark]: Witness Printer took 7.25ms. Allocated memory is still 218.1MB. Free memory is still 116.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:16:05,151 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 159.4MB. Free memory is still 102.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 557.71ms. Allocated memory is still 159.4MB. Free memory was 120.4MB in the beginning and 103.1MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.07ms. Allocated memory is still 159.4MB. Free memory was 103.1MB in the beginning and 99.5MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.30ms. Allocated memory is still 159.4MB. Free memory was 99.5MB in the beginning and 97.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1537.58ms. Allocated memory was 159.4MB in the beginning and 218.1MB in the end (delta: 58.7MB). Free memory was 97.3MB in the beginning and 147.8MB in the end (delta: -50.4MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. * TraceAbstraction took 4461.76ms. Allocated memory is still 218.1MB. Free memory was 146.7MB in the beginning and 116.7MB in the end (delta: 30.0MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. * Witness Printer took 7.25ms. Allocated memory is still 218.1MB. Free memory is still 116.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 151, overapproximation of bitwiseOr at line 80, overapproximation of someUnaryDOUBLEoperation at line 96, overapproximation of someBinaryArithmeticDOUBLEoperation at line 98, overapproximation of someBinaryDOUBLEComparisonOperation at line 93. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 16; [L23] signed char var_1_10 = 2; [L24] signed char var_1_11 = 1; [L25] float var_1_14 = 64.3; [L26] signed char var_1_16 = 32; [L27] unsigned char var_1_17 = 1; [L28] unsigned char var_1_18 = 0; [L29] unsigned char var_1_19 = 0; [L30] double var_1_20 = 9.25; [L31] double var_1_21 = 255.05; [L32] double var_1_22 = 25.5; [L33] unsigned char var_1_23 = 2; [L34] unsigned char var_1_25 = 1; [L35] unsigned short int var_1_26 = 5; [L36] unsigned char var_1_27 = 128; [L37] unsigned char var_1_28 = 1; [L38] signed long int var_1_29 = 128; [L39] unsigned long int var_1_31 = 1; [L40] unsigned long int var_1_32 = 64; [L41] unsigned long int var_1_37 = 3773873024; [L42] unsigned long int var_1_38 = 2296504360; [L43] unsigned long int var_1_39 = 16; [L44] unsigned long int var_1_40 = 2753961414; [L45] unsigned char var_1_41 = 8; [L46] signed short int var_1_43 = -50; [L47] signed char var_1_44 = -1; [L48] double var_1_47 = 255.2; [L49] double var_1_50 = 50.4; [L50] double var_1_51 = 49.25; [L51] double var_1_52 = 1000000.4; [L52] double var_1_53 = 256.2; [L53] signed char var_1_54 = -8; [L54] unsigned char last_1_var_1_17 = 1; [L55] double last_1_var_1_20 = 9.25; [L56] unsigned char last_1_var_1_23 = 2; [L57] unsigned short int last_1_var_1_26 = 5; [L58] signed long int last_1_var_1_29 = 128; [L202] isInitial = 1 [L203] FCALL initially() [L204] COND TRUE 1 [L205] CALL updateLastVariables() [L191] last_1_var_1_17 = var_1_17 [L192] last_1_var_1_20 = var_1_20 [L193] last_1_var_1_23 = var_1_23 [L194] last_1_var_1_26 = var_1_26 [L195] last_1_var_1_29 = var_1_29 [L205] RET updateLastVariables() [L206] CALL updateVariables() [L147] var_1_11 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_11 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_11 >= -63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L149] CALL assume_abort_if_not(var_1_11 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_11 <= 63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L150] var_1_14 = __VERIFIER_nondet_float() [L151] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L152] var_1_16 = __VERIFIER_nondet_char() [L153] CALL assume_abort_if_not(var_1_16 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_16 >= -63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L154] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L155] var_1_18 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L157] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L158] var_1_19 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_19 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_19 >= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L160] CALL assume_abort_if_not(var_1_19 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_19 <= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L161] var_1_21 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L163] var_1_22 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L165] var_1_25 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L167] CALL assume_abort_if_not(var_1_25 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_25 <= 254) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L168] var_1_27 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_27 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_27 >= 127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L170] CALL assume_abort_if_not(var_1_27 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_27 <= 255) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L171] var_1_28 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L173] CALL assume_abort_if_not(var_1_28 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_28 <= 127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L174] var_1_37 = __VERIFIER_nondet_ulong() [L175] CALL assume_abort_if_not(var_1_37 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=6442450944, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_37 >= 2147483647) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=6442450944, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L176] CALL assume_abort_if_not(var_1_37 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=6442450944, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_37 <= 4294967294) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=6442450944, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L177] var_1_38 = __VERIFIER_nondet_ulong() [L178] CALL assume_abort_if_not(var_1_38 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=6442450944, var_1_38=6442450945, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_38 >= 2147483647) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=6442450944, var_1_38=6442450945, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L179] CALL assume_abort_if_not(var_1_38 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=6442450944, var_1_38=6442450945, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_38 <= 4294967294) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=6442450944, var_1_38=6442450945, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L180] var_1_40 = __VERIFIER_nondet_ulong() [L181] CALL assume_abort_if_not(var_1_40 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=6442450944, var_1_38=6442450945, var_1_39=16, var_1_40=-2147483649, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_40 >= 2147483647) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=6442450944, var_1_38=6442450945, var_1_39=16, var_1_40=-2147483649, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L182] CALL assume_abort_if_not(var_1_40 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=6442450944, var_1_38=6442450945, var_1_39=16, var_1_40=-2147483649, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_40 <= 4294967294) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=6442450944, var_1_38=6442450945, var_1_39=16, var_1_40=-2147483649, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L183] var_1_50 = __VERIFIER_nondet_double() [L184] CALL assume_abort_if_not((var_1_50 >= 0.0F && var_1_50 <= -1.0e-20F) || (var_1_50 <= 9223372.036854765600e+12F && var_1_50 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=6442450944, var_1_38=6442450945, var_1_39=16, var_1_40=-2147483649, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not((var_1_50 >= 0.0F && var_1_50 <= -1.0e-20F) || (var_1_50 <= 9223372.036854765600e+12F && var_1_50 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=6442450944, var_1_38=6442450945, var_1_39=16, var_1_40=-2147483649, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L185] var_1_51 = __VERIFIER_nondet_double() [L186] CALL assume_abort_if_not((var_1_51 >= 0.0F && var_1_51 <= -1.0e-20F) || (var_1_51 <= 9223372.036854765600e+12F && var_1_51 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=6442450944, var_1_38=6442450945, var_1_39=16, var_1_40=-2147483649, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not((var_1_51 >= 0.0F && var_1_51 <= -1.0e-20F) || (var_1_51 <= 9223372.036854765600e+12F && var_1_51 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=6442450944, var_1_38=6442450945, var_1_39=16, var_1_40=-2147483649, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8] [L187] var_1_52 = __VERIFIER_nondet_double() [L188] CALL assume_abort_if_not((var_1_52 >= 0.0F && var_1_52 <= -1.0e-20F) || (var_1_52 <= 9223372.036854765600e+12F && var_1_52 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=6442450944, var_1_38=6442450945, var_1_39=16, var_1_40=-2147483649, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_53=1281/5, var_1_54=-8] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not((var_1_52 >= 0.0F && var_1_52 <= -1.0e-20F) || (var_1_52 <= 9223372.036854765600e+12F && var_1_52 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=4, var_1_26=5, var_1_27=255, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=6442450944, var_1_38=6442450945, var_1_39=16, var_1_40=-2147483649, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_47=1276/5, var_1_53=1281/5, var_1_54=-8] [L206] RET updateVariables() [L207] CALL step() [L62] COND TRUE var_1_18 && var_1_19 [L63] COND TRUE var_1_26 <= var_1_29 [L64] var_1_32 = (((((var_1_37) < (((((var_1_38) < 0 ) ? -(var_1_38) : (var_1_38))))) ? (var_1_37) : (((((var_1_38) < 0 ) ? -(var_1_38) : (var_1_38)))))) - var_1_26) [L67] COND TRUE (- var_1_38) <= (- var_1_37) [L68] var_1_39 = (2368197193u - var_1_23) [L76] var_1_41 = var_1_25 [L77] COND FALSE !(var_1_37 <= ((((var_1_26) > (var_1_25)) ? (var_1_26) : (var_1_25)))) [L80] EXPR var_1_37 ^ var_1_40 [L80] EXPR ((-8) > ((var_1_37 ^ var_1_40))) ? (-8) : ((var_1_37 ^ var_1_40)) [L80] COND TRUE var_1_25 <= ((((-8) > ((var_1_37 ^ var_1_40))) ? (-8) : ((var_1_37 ^ var_1_40)))) [L81] COND TRUE \read(var_1_17) [L82] var_1_44 = ((((var_1_11) > (var_1_11)) ? (var_1_11) : (var_1_11))) [L87] COND TRUE var_1_17 || var_1_19 [L88] COND TRUE var_1_11 >= var_1_11 [L89] var_1_47 = var_1_21 [L102] var_1_53 = 5.5 [L103] var_1_54 = var_1_16 [L104] COND FALSE !((last_1_var_1_29 * last_1_var_1_23) <= last_1_var_1_29) [L107] COND TRUE last_1_var_1_17 || last_1_var_1_17 [L108] COND FALSE !((((((last_1_var_1_20) < 0 ) ? -(last_1_var_1_20) : (last_1_var_1_20))) - var_1_14) == (last_1_var_1_20 + last_1_var_1_20)) [L111] var_1_10 = var_1_11 [L117] COND TRUE (last_1_var_1_29 + last_1_var_1_29) > last_1_var_1_26 [L118] var_1_23 = var_1_25 [L120] var_1_17 = (var_1_18 && var_1_19) [L121] COND FALSE !(! var_1_18) [L124] COND TRUE 256 >= var_1_10 [L125] COND FALSE !(var_1_17 && (var_1_25 >= (var_1_27 - var_1_28))) [L128] var_1_26 = var_1_28 [L133] signed long int stepLocal_0 = var_1_23 * var_1_26; [L134] COND TRUE ((((var_1_20) < (63.5)) ? (var_1_20) : (63.5))) > (2.4 * var_1_20) [L135] COND FALSE !(stepLocal_0 <= (~ var_1_26)) [L138] var_1_1 = var_1_10 [L143] var_1_31 = var_1_26 [L144] var_1_29 = var_1_1 [L207] RET step() [L208] CALL, EXPR property() [L198-L199] return ((((((((((((var_1_20) < (63.5)) ? (var_1_20) : (63.5))) > (2.4 * var_1_20)) ? (((var_1_23 * var_1_26) <= (~ var_1_26)) ? (var_1_1 == ((signed short int) (((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))) + var_1_23))) : (var_1_1 == ((signed short int) var_1_10))) : (var_1_1 == ((signed short int) -50))) && (((last_1_var_1_29 * last_1_var_1_23) <= last_1_var_1_29) ? (var_1_10 == ((signed char) (var_1_11 + 10))) : ((last_1_var_1_17 || last_1_var_1_17) ? (((((((last_1_var_1_20) < 0 ) ? -(last_1_var_1_20) : (last_1_var_1_20))) - var_1_14) == (last_1_var_1_20 + last_1_var_1_20)) ? (var_1_10 == ((signed char) (var_1_11 + var_1_16))) : (var_1_10 == ((signed char) var_1_11))) : (var_1_10 == ((signed char) var_1_16))))) && (var_1_17 == ((unsigned char) (var_1_18 && var_1_19)))) && ((! var_1_18) ? (var_1_20 == ((double) ((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22))))) : 1)) && (((last_1_var_1_29 + last_1_var_1_29) > last_1_var_1_26) ? (var_1_23 == ((unsigned char) var_1_25)) : 1)) && ((256 >= var_1_10) ? ((var_1_17 && (var_1_25 >= (var_1_27 - var_1_28))) ? (var_1_26 == ((unsigned short int) 16)) : (var_1_26 == ((unsigned short int) var_1_28))) : (var_1_26 == ((unsigned short int) var_1_25)))) && (var_1_29 == ((signed long int) var_1_1))) && (var_1_31 == ((unsigned long int) var_1_26)) ; [L208] RET, EXPR property() [L208] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=-49, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=-49, var_1_20=37/4, var_1_21=2, var_1_22=0, var_1_23=4, var_1_25=4, var_1_26=15, var_1_27=255, var_1_28=15, var_1_29=-49, var_1_31=15, var_1_32=6442450939, var_1_37=6442450944, var_1_38=6442450945, var_1_39=2368197191, var_1_40=-2147483649, var_1_41=4, var_1_43=-50, var_1_44=-49, var_1_47=2, var_1_53=11/2, var_1_54=-50] [L19] reach_error() VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=-49, var_1_11=-49, var_1_16=-50, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=-49, var_1_20=37/4, var_1_21=2, var_1_22=0, var_1_23=4, var_1_25=4, var_1_26=15, var_1_27=255, var_1_28=15, var_1_29=-49, var_1_31=15, var_1_32=6442450939, var_1_37=6442450944, var_1_38=6442450945, var_1_39=2368197191, var_1_40=-2147483649, var_1_41=4, var_1_43=-50, var_1_44=-49, var_1_47=2, var_1_53=11/2, var_1_54=-50] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, OverallIterations: 1, TraceHistogramMax: 26, 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=51occurred 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, 3.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 196 NumberOfCodeBlocks, 196 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 07:16:05,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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 8107c0950a870cc29b997c6f0f9031935a5c6964463abd6d158718f97c83e768 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 07:16:08,191 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:16:08,301 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 07:16:08,307 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:16:08,308 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:16:08,336 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:16:08,337 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:16:08,338 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:16:08,338 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:16:08,339 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:16:08,339 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:16:08,340 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:16:08,340 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:16:08,341 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:16:08,341 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:16:08,341 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:16:08,342 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:16:08,343 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:16:08,343 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 07:16:08,344 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 07:16:08,344 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:16:08,345 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:16:08,345 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:16:08,345 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:16:08,346 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 07:16:08,346 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 07:16:08,347 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:16:08,347 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 07:16:08,348 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 07:16:08,348 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:16:08,348 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:16:08,349 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:16:08,349 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 07:16:08,350 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:16:08,350 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:16:08,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:16:08,351 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:16:08,351 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:16:08,352 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:16:08,352 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 07:16:08,353 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 07:16:08,353 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:16:08,353 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:16:08,354 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_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8107c0950a870cc29b997c6f0f9031935a5c6964463abd6d158718f97c83e768 [2024-11-09 07:16:08,862 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:16:08,903 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:16:08,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:16:08,910 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:16:08,911 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:16:08,913 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.i Unable to find full path for "g++" [2024-11-09 07:16:11,653 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:16:11,952 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:16:11,953 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.i [2024-11-09 07:16:11,965 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/data/3876982f3/2ae51ca6db65488b8f6c14639aa66d1b/FLAG3d824ffad [2024-11-09 07:16:12,234 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/data/3876982f3/2ae51ca6db65488b8f6c14639aa66d1b [2024-11-09 07:16:12,237 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:16:12,238 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:16:12,239 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:16:12,240 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:16:12,244 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:16:12,245 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:16:12" (1/1) ... [2024-11-09 07:16:12,246 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59426c90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:16:12, skipping insertion in model container [2024-11-09 07:16:12,246 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:16:12" (1/1) ... [2024-11-09 07:16:12,305 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:16:12,590 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_4023880f-b8f3-46de-8ea8-9cf903d1c87f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.i[919,932] [2024-11-09 07:16:12,832 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:16:12,866 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:16:12,886 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_4023880f-b8f3-46de-8ea8-9cf903d1c87f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.i[919,932] [2024-11-09 07:16:12,973 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:16:13,014 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:16:13,015 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:16:13 WrapperNode [2024-11-09 07:16:13,016 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:16:13,017 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:16:13,018 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:16:13,018 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:16:13,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:16:13" (1/1) ... [2024-11-09 07:16:13,053 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:16:13" (1/1) ... [2024-11-09 07:16:13,110 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 199 [2024-11-09 07:16:13,110 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:16:13,114 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:16:13,114 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:16:13,114 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:16:13,127 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:16:13" (1/1) ... [2024-11-09 07:16:13,128 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:16:13" (1/1) ... [2024-11-09 07:16:13,139 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:16:13" (1/1) ... [2024-11-09 07:16:13,143 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:16:13" (1/1) ... [2024-11-09 07:16:13,169 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:16:13" (1/1) ... [2024-11-09 07:16:13,178 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:16:13" (1/1) ... [2024-11-09 07:16:13,184 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:16:13" (1/1) ... [2024-11-09 07:16:13,190 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:16:13" (1/1) ... [2024-11-09 07:16:13,198 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:16:13,202 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:16:13,203 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:16:13,203 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:16:13,204 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:16:13" (1/1) ... [2024-11-09 07:16:13,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:16:13,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:16:13,252 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 07:16:13,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 07:16:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:16:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 07:16:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 07:16:13,300 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 07:16:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:16:13,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:16:13,453 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:16:13,456 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:16:21,488 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-09 07:16:21,489 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:16:21,506 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:16:21,506 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 07:16:21,507 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:16:21 BoogieIcfgContainer [2024-11-09 07:16:21,507 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:16:21,511 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:16:21,511 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:16:21,515 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:16:21,515 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:16:12" (1/3) ... [2024-11-09 07:16:21,517 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61a2329 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:16:21, skipping insertion in model container [2024-11-09 07:16:21,517 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:16:13" (2/3) ... [2024-11-09 07:16:21,518 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61a2329 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:16:21, skipping insertion in model container [2024-11-09 07:16:21,518 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:16:21" (3/3) ... [2024-11-09 07:16:21,520 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-72.i [2024-11-09 07:16:21,544 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:16:21,544 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 07:16:21,658 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:16:21,668 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;@3d621704, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:16:21,668 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 07:16:21,674 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 57 states have (on average 1.4385964912280702) internal successors, (82), 58 states have internal predecessors, (82), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-09 07:16:21,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-09 07:16:21,702 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:16:21,703 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:16:21,705 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:16:21,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:16:21,714 INFO L85 PathProgramCache]: Analyzing trace with hash 328269472, now seen corresponding path program 1 times [2024-11-09 07:16:21,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:16:21,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [662047946] [2024-11-09 07:16:21,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:16:21,738 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 07:16:21,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:16:21,742 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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 07:16:21,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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 07:16:22,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:16:22,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 07:16:22,601 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:16:22,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 450 proven. 0 refuted. 0 times theorem prover too weak. 850 trivial. 0 not checked. [2024-11-09 07:16:22,713 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:16:22,714 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:16:22,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [662047946] [2024-11-09 07:16:22,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [662047946] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:16:22,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:16:22,716 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:16:22,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275689085] [2024-11-09 07:16:22,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:16:22,728 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 07:16:22,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:16:22,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 07:16:22,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 07:16:22,774 INFO L87 Difference]: Start difference. First operand has 86 states, 57 states have (on average 1.4385964912280702) internal successors, (82), 58 states have internal predecessors, (82), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-09 07:16:22,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:16:22,840 INFO L93 Difference]: Finished difference Result 165 states and 288 transitions. [2024-11-09 07:16:22,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 07:16:22,844 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 171 [2024-11-09 07:16:22,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:16:22,856 INFO L225 Difference]: With dead ends: 165 [2024-11-09 07:16:22,856 INFO L226 Difference]: Without dead ends: 82 [2024-11-09 07:16:22,860 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 170 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 07:16:22,865 INFO L432 NwaCegarLoop]: 124 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, 124 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 07:16:22,867 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 07:16:22,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2024-11-09 07:16:22,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2024-11-09 07:16:22,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 54 states have (on average 1.3333333333333333) internal successors, (72), 54 states have internal predecessors, (72), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-09 07:16:22,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 124 transitions. [2024-11-09 07:16:22,930 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 124 transitions. Word has length 171 [2024-11-09 07:16:22,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:16:22,931 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 124 transitions. [2024-11-09 07:16:22,932 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-09 07:16:22,932 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 124 transitions. [2024-11-09 07:16:22,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-09 07:16:22,948 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:16:22,948 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:16:22,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-09 07:16:23,149 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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 07:16:23,150 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:16:23,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:16:23,151 INFO L85 PathProgramCache]: Analyzing trace with hash -788265727, now seen corresponding path program 1 times [2024-11-09 07:16:23,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:16:23,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1370642938] [2024-11-09 07:16:23,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:16:23,153 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 07:16:23,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:16:23,158 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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 07:16:23,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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 07:16:23,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:16:23,897 INFO L255 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 07:16:23,907 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:16:26,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 531 proven. 111 refuted. 0 times theorem prover too weak. 658 trivial. 0 not checked. [2024-11-09 07:16:26,720 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:16:28,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 33 proven. 114 refuted. 0 times theorem prover too weak. 1153 trivial. 0 not checked. [2024-11-09 07:16:28,818 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:16:28,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1370642938] [2024-11-09 07:16:28,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1370642938] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 07:16:28,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [632168413] [2024-11-09 07:16:28,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:16:28,824 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 07:16:28,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 07:16:28,830 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 07:16:28,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 07:16:30,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:16:30,780 INFO L255 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 07:16:30,788 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:16:34,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-09 07:16:34,645 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:16:34,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [632168413] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:16:34,646 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-09 07:16:34,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8, 8] total 14 [2024-11-09 07:16:34,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005399373] [2024-11-09 07:16:34,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:16:34,651 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 07:16:34,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:16:34,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 07:16:34,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2024-11-09 07:16:34,656 INFO L87 Difference]: Start difference. First operand 82 states and 124 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-09 07:16:37,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:16:39,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:16:42,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:16:44,042 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 07:16:44,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:16:44,043 INFO L93 Difference]: Finished difference Result 249 states and 379 transitions. [2024-11-09 07:16:44,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 07:16:44,086 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 173 [2024-11-09 07:16:44,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:16:44,091 INFO L225 Difference]: With dead ends: 249 [2024-11-09 07:16:44,091 INFO L226 Difference]: Without dead ends: 170 [2024-11-09 07:16:44,093 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 517 GetRequests, 503 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2024-11-09 07:16:44,094 INFO L432 NwaCegarLoop]: 115 mSDtfsCounter, 112 mSDsluCounter, 227 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 53 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 342 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2024-11-09 07:16:44,095 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [112 Valid, 342 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 22 Invalid, 4 Unknown, 0 Unchecked, 9.2s Time] [2024-11-09 07:16:44,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2024-11-09 07:16:44,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 144. [2024-11-09 07:16:44,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 89 states have (on average 1.303370786516854) internal successors, (116), 89 states have internal predecessors, (116), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-09 07:16:44,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 220 transitions. [2024-11-09 07:16:44,143 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 220 transitions. Word has length 173 [2024-11-09 07:16:44,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:16:44,145 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 220 transitions. [2024-11-09 07:16:44,145 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-09 07:16:44,145 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 220 transitions. [2024-11-09 07:16:44,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-09 07:16:44,149 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:16:44,150 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:16:44,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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 07:16:44,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-09 07:16:44,551 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 07:16:44,551 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:16:44,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:16:44,553 INFO L85 PathProgramCache]: Analyzing trace with hash -1103850835, now seen corresponding path program 1 times [2024-11-09 07:16:44,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:16:44,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [610820938] [2024-11-09 07:16:44,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:16:44,554 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 07:16:44,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:16:44,556 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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 07:16:44,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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 07:16:45,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:16:45,307 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 07:16:45,314 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:16:47,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 531 proven. 111 refuted. 0 times theorem prover too weak. 658 trivial. 0 not checked. [2024-11-09 07:16:47,891 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:16:49,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 33 proven. 114 refuted. 0 times theorem prover too weak. 1153 trivial. 0 not checked. [2024-11-09 07:16:49,646 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:16:49,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [610820938] [2024-11-09 07:16:49,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [610820938] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 07:16:49,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1868227459] [2024-11-09 07:16:49,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:16:49,647 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 07:16:49,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 07:16:49,651 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 07:16:49,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 07:16:50,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:16:50,457 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 07:16:50,461 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:16:52,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-09 07:16:52,017 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:16:52,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1868227459] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:16:52,017 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-09 07:16:52,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8, 8] total 14 [2024-11-09 07:16:52,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759281798] [2024-11-09 07:16:52,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:16:52,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 07:16:52,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:16:52,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 07:16:52,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2024-11-09 07:16:52,021 INFO L87 Difference]: Start difference. First operand 144 states and 220 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-09 07:16:54,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:16:56,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:16:58,776 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:17:00,780 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 07:17:00,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:17:00,781 INFO L93 Difference]: Finished difference Result 249 states and 377 transitions. [2024-11-09 07:17:00,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 07:17:00,818 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 174 [2024-11-09 07:17:00,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:17:00,822 INFO L225 Difference]: With dead ends: 249 [2024-11-09 07:17:00,823 INFO L226 Difference]: Without dead ends: 160 [2024-11-09 07:17:00,824 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 520 GetRequests, 506 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2024-11-09 07:17:00,826 INFO L432 NwaCegarLoop]: 119 mSDtfsCounter, 73 mSDsluCounter, 227 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 56 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2024-11-09 07:17:00,827 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 346 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 18 Invalid, 4 Unknown, 0 Unchecked, 8.7s Time] [2024-11-09 07:17:00,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2024-11-09 07:17:00,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 143. [2024-11-09 07:17:00,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 88 states have (on average 1.25) internal successors, (110), 88 states have internal predecessors, (110), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-09 07:17:00,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 214 transitions. [2024-11-09 07:17:00,866 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 214 transitions. Word has length 174 [2024-11-09 07:17:00,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:17:00,867 INFO L471 AbstractCegarLoop]: Abstraction has 143 states and 214 transitions. [2024-11-09 07:17:00,867 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-09 07:17:00,868 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 214 transitions. [2024-11-09 07:17:00,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-09 07:17:00,872 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:17:00,872 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:17:00,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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 07:17:01,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-09 07:17:01,273 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 07:17:01,274 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:17:01,274 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:17:01,274 INFO L85 PathProgramCache]: Analyzing trace with hash -69420602, now seen corresponding path program 1 times [2024-11-09 07:17:01,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:17:01,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [560008109] [2024-11-09 07:17:01,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:17:01,276 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 07:17:01,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:17:01,281 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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 07:17:01,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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 (7)] Waiting until timeout for monitored process [2024-11-09 07:17:01,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:17:01,932 INFO L255 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 07:17:01,936 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:17:04,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 531 proven. 111 refuted. 0 times theorem prover too weak. 658 trivial. 0 not checked. [2024-11-09 07:17:04,153 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:17:05,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 33 proven. 114 refuted. 0 times theorem prover too weak. 1153 trivial. 0 not checked. [2024-11-09 07:17:05,826 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:17:05,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [560008109] [2024-11-09 07:17:05,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [560008109] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 07:17:05,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [312913303] [2024-11-09 07:17:05,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:17:05,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 07:17:05,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 07:17:05,829 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 07:17:05,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-09 07:17:07,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:17:07,689 INFO L255 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 07:17:07,693 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:17:11,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-09 07:17:11,085 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:17:11,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [312913303] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:17:11,085 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-09 07:17:11,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8, 8] total 14 [2024-11-09 07:17:11,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143782676] [2024-11-09 07:17:11,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:17:11,087 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 07:17:11,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:17:11,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 07:17:11,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2024-11-09 07:17:11,089 INFO L87 Difference]: Start difference. First operand 143 states and 214 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-09 07:17:13,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:17:15,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:17:17,875 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:17:19,882 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 07:17:19,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:17:19,883 INFO L93 Difference]: Finished difference Result 250 states and 371 transitions. [2024-11-09 07:17:19,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 07:17:19,921 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 175 [2024-11-09 07:17:19,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:17:19,924 INFO L225 Difference]: With dead ends: 250 [2024-11-09 07:17:19,924 INFO L226 Difference]: Without dead ends: 160 [2024-11-09 07:17:19,926 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 523 GetRequests, 509 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2024-11-09 07:17:19,927 INFO L432 NwaCegarLoop]: 118 mSDtfsCounter, 71 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 54 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 342 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2024-11-09 07:17:19,928 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 342 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 22 Invalid, 4 Unknown, 0 Unchecked, 8.7s Time] [2024-11-09 07:17:19,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2024-11-09 07:17:19,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 145. [2024-11-09 07:17:19,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 90 states have (on average 1.2444444444444445) internal successors, (112), 90 states have internal predecessors, (112), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-09 07:17:19,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 216 transitions. [2024-11-09 07:17:19,978 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 216 transitions. Word has length 175 [2024-11-09 07:17:19,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:17:19,979 INFO L471 AbstractCegarLoop]: Abstraction has 145 states and 216 transitions. [2024-11-09 07:17:19,979 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-09 07:17:19,979 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 216 transitions. [2024-11-09 07:17:19,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-09 07:17:19,987 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:17:19,988 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:17:20,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-09 07:17:20,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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 (7)] Ended with exit code 0 [2024-11-09 07:17:20,389 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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 07:17:20,390 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:17:20,390 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:17:20,391 INFO L85 PathProgramCache]: Analyzing trace with hash -327586040, now seen corresponding path program 1 times [2024-11-09 07:17:20,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:17:20,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [169631603] [2024-11-09 07:17:20,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:17:20,392 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 07:17:20,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:17:20,396 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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 07:17:20,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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 07:17:21,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:17:21,022 INFO L255 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 07:17:21,025 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:17:23,242 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 531 proven. 111 refuted. 0 times theorem prover too weak. 658 trivial. 0 not checked. [2024-11-09 07:17:23,243 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:17:24,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 33 proven. 114 refuted. 0 times theorem prover too weak. 1153 trivial. 0 not checked. [2024-11-09 07:17:24,946 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:17:24,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [169631603] [2024-11-09 07:17:24,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [169631603] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 07:17:24,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1010995237] [2024-11-09 07:17:24,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:17:24,947 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 07:17:24,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 07:17:24,952 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 07:17:24,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-09 07:17:27,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:17:27,091 INFO L255 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 07:17:27,105 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:17:28,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 435 proven. 60 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2024-11-09 07:17:28,245 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:17:29,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 15 proven. 60 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-11-09 07:17:29,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1010995237] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 07:17:29,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1640139973] [2024-11-09 07:17:29,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:17:29,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:17:29,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:17:29,233 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:17:29,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-09 07:17:29,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:17:29,665 INFO L255 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 07:17:29,668 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:17:30,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 435 proven. 60 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2024-11-09 07:17:30,751 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:17:31,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 15 proven. 60 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-11-09 07:17:31,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1640139973] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 07:17:31,747 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 07:17:31,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 5, 5, 5, 5] total 12 [2024-11-09 07:17:31,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142838457] [2024-11-09 07:17:31,748 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 07:17:31,749 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-09 07:17:31,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:17:31,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-09 07:17:31,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-11-09 07:17:31,752 INFO L87 Difference]: Start difference. First operand 145 states and 216 transitions. Second operand has 12 states, 12 states have (on average 7.75) internal successors, (93), 12 states have internal predecessors, (93), 3 states have call successors, (82), 3 states have call predecessors, (82), 7 states have return successors, (85), 3 states have call predecessors, (85), 3 states have call successors, (85) [2024-11-09 07:17:35,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:17:37,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:17:39,769 WARN L539 Checker$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 07:17:41,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:17:43,776 WARN L539 Checker$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 07:17:44,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:17:44,178 INFO L93 Difference]: Finished difference Result 257 states and 367 transitions. [2024-11-09 07:17:44,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 07:17:44,179 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.75) internal successors, (93), 12 states have internal predecessors, (93), 3 states have call successors, (82), 3 states have call predecessors, (82), 7 states have return successors, (85), 3 states have call predecessors, (85), 3 states have call successors, (85) Word has length 175 [2024-11-09 07:17:44,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:17:44,182 INFO L225 Difference]: With dead ends: 257 [2024-11-09 07:17:44,182 INFO L226 Difference]: Without dead ends: 165 [2024-11-09 07:17:44,183 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1049 GetRequests, 1031 SyntacticMatches, 3 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=101, Invalid=171, Unknown=0, NotChecked=0, Total=272 [2024-11-09 07:17:44,184 INFO L432 NwaCegarLoop]: 102 mSDtfsCounter, 137 mSDsluCounter, 240 mSDsCounter, 0 mSdLazyCounter, 346 mSolverCounterSat, 33 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 342 SdHoareTripleChecker+Invalid, 384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 346 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2024-11-09 07:17:44,185 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 342 Invalid, 384 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 346 Invalid, 5 Unknown, 0 Unchecked, 12.1s Time] [2024-11-09 07:17:44,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2024-11-09 07:17:44,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 159. [2024-11-09 07:17:44,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 100 states have (on average 1.16) internal successors, (116), 100 states have internal predecessors, (116), 52 states have call successors, (52), 6 states have call predecessors, (52), 6 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-09 07:17:44,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 220 transitions. [2024-11-09 07:17:44,245 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 220 transitions. Word has length 175 [2024-11-09 07:17:44,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:17:44,246 INFO L471 AbstractCegarLoop]: Abstraction has 159 states and 220 transitions. [2024-11-09 07:17:44,247 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.75) internal successors, (93), 12 states have internal predecessors, (93), 3 states have call successors, (82), 3 states have call predecessors, (82), 7 states have return successors, (85), 3 states have call predecessors, (85), 3 states have call successors, (85) [2024-11-09 07:17:44,247 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 220 transitions. [2024-11-09 07:17:44,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-09 07:17:44,250 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:17:44,251 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:17:44,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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)] Ended with exit code 0 [2024-11-09 07:17:44,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-09 07:17:44,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-09 07:17:44,852 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 07:17:44,852 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:17:44,852 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:17:44,853 INFO L85 PathProgramCache]: Analyzing trace with hash 754733035, now seen corresponding path program 1 times [2024-11-09 07:17:44,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:17:44,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1246398319] [2024-11-09 07:17:44,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:17:44,854 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 07:17:44,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:17:44,858 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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 07:17:44,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4023880f-b8f3-46de-8ea8-9cf903d1c87f/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 07:17:45,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:17:45,510 INFO L255 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-09 07:17:45,522 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:18:46,090 WARN L873 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_29~0 (_ bv128 32)) (let ((.cse0 (fp.lt c_~last_1_var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_14~0)) (.cse2 (fp.add c_currentRoundingMode c_~last_1_var_1_20~0 c_~last_1_var_1_20~0))) (or (and (not .cse0) (fp.eq (fp.sub c_currentRoundingMode c_~last_1_var_1_20~0 .cse1) .cse2)) (and .cse0 (fp.eq (fp.sub c_currentRoundingMode (fp.neg c_~last_1_var_1_20~0) .cse1) .cse2)))) (= c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 37.0 4.0))) (= c_~last_1_var_1_23~0 (_ bv2 8)) (bvsge ((_ zero_extend 24) c_~var_1_18~0) (_ bv1 32)) (bvsge ((_ zero_extend 24) c_~var_1_19~0) (_ bv1 32)) (= (_ bv1 8) c_~last_1_var_1_17~0) (= ((_ extract 7 0) (bvadd ((_ sign_extend 24) c_~var_1_16~0) ((_ sign_extend 24) c_~var_1_11~0))) c_~var_1_10~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2024-11-09 07:19:32,436 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_29~0 (_ bv128 32)) (let ((.cse0 (fp.lt c_~last_1_var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_14~0)) (.cse2 (fp.add c_currentRoundingMode c_~last_1_var_1_20~0 c_~last_1_var_1_20~0))) (or (and (not .cse0) (fp.eq (fp.sub c_currentRoundingMode c_~last_1_var_1_20~0 .cse1) .cse2)) (and .cse0 (fp.eq (fp.sub c_currentRoundingMode (fp.neg c_~last_1_var_1_20~0) .cse1) .cse2)))) (= c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 37.0 4.0))) (= c_~last_1_var_1_23~0 (_ bv2 8)) (= c_~var_1_23~0 c_~var_1_25~0) (bvsge ((_ zero_extend 24) c_~var_1_18~0) (_ bv1 32)) (bvsge ((_ zero_extend 24) c_~var_1_19~0) (_ bv1 32)) (= (_ bv1 8) c_~last_1_var_1_17~0) (= ((_ extract 7 0) (bvadd ((_ sign_extend 24) c_~var_1_16~0) ((_ sign_extend 24) c_~var_1_11~0))) c_~var_1_10~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2024-11-09 07:21:42,514 WARN L286 SmtUtils]: Spent 48.69s on a formula simplification that was a NOOP. DAG size: 53 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:24:30,759 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~var_1_26~0 ((_ zero_extend 8) c_~var_1_28~0)) (= c_~last_1_var_1_29~0 (_ bv128 32)) (let ((.cse0 (fp.lt c_~last_1_var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_14~0)) (.cse2 (fp.add c_currentRoundingMode c_~last_1_var_1_20~0 c_~last_1_var_1_20~0))) (or (and (not .cse0) (fp.eq (fp.sub c_currentRoundingMode c_~last_1_var_1_20~0 .cse1) .cse2)) (and .cse0 (fp.eq (fp.sub c_currentRoundingMode (fp.neg c_~last_1_var_1_20~0) .cse1) .cse2)))) (= c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 37.0 4.0))) (= (_ bv1 8) c_~var_1_17~0) (= c_~last_1_var_1_23~0 (_ bv2 8)) (= c_~var_1_23~0 c_~var_1_25~0) (bvsge ((_ zero_extend 24) c_~var_1_18~0) (_ bv1 32)) (bvsge ((_ zero_extend 24) c_~var_1_19~0) (_ bv1 32)) (= (_ bv1 8) c_~last_1_var_1_17~0) (= ((_ extract 7 0) (bvadd ((_ sign_extend 24) c_~var_1_16~0) ((_ sign_extend 24) c_~var_1_11~0))) c_~var_1_10~0) (not (bvsge ((_ zero_extend 24) c_~var_1_25~0) (bvadd (bvneg ((_ zero_extend 24) c_~var_1_28~0)) ((_ zero_extend 24) c_~var_1_27~0)))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2024-11-09 07:26:30,748 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~var_1_26~0 ((_ zero_extend 8) c_~var_1_28~0)) (= c_~last_1_var_1_29~0 (_ bv128 32)) (let ((.cse0 (fp.lt c_~last_1_var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_14~0)) (.cse2 (fp.add c_currentRoundingMode c_~last_1_var_1_20~0 c_~last_1_var_1_20~0))) (or (and (not .cse0) (fp.eq (fp.sub c_currentRoundingMode c_~last_1_var_1_20~0 .cse1) .cse2)) (and .cse0 (fp.eq (fp.sub c_currentRoundingMode (fp.neg c_~last_1_var_1_20~0) .cse1) .cse2)))) (= c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 37.0 4.0))) (= (_ bv1 8) c_~var_1_17~0) (= c_~last_1_var_1_23~0 (_ bv2 8)) (= c_~var_1_23~0 c_~var_1_25~0) (= (_ bv0 16) (bvadd c_~var_1_1~0 (_ bv50 16))) (bvsge ((_ zero_extend 24) c_~var_1_18~0) (_ bv1 32)) (bvsge ((_ zero_extend 24) c_~var_1_19~0) (_ bv1 32)) (= (_ bv1 8) c_~last_1_var_1_17~0) (= ((_ extract 7 0) (bvadd ((_ sign_extend 24) c_~var_1_16~0) ((_ sign_extend 24) c_~var_1_11~0))) c_~var_1_10~0) (not (bvsge ((_ zero_extend 24) c_~var_1_25~0) (bvadd (bvneg ((_ zero_extend 24) c_~var_1_28~0)) ((_ zero_extend 24) c_~var_1_27~0)))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2024-11-09 07:26:32,772 WARN L873 $PredicateComparison]: unable to prove that (and (= c_~var_1_26~0 ((_ zero_extend 8) c_~var_1_28~0)) (= c_~last_1_var_1_29~0 (_ bv128 32)) (let ((.cse0 (fp.lt c_~last_1_var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_14~0)) (.cse2 (fp.add c_currentRoundingMode c_~last_1_var_1_20~0 c_~last_1_var_1_20~0))) (or (and (not .cse0) (fp.eq (fp.sub c_currentRoundingMode c_~last_1_var_1_20~0 .cse1) .cse2)) (and .cse0 (fp.eq (fp.sub c_currentRoundingMode (fp.neg c_~last_1_var_1_20~0) .cse1) .cse2)))) (= c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 37.0 4.0))) (= (_ bv1 8) c_~var_1_17~0) (= c_~last_1_var_1_23~0 (_ bv2 8)) (= c_~var_1_23~0 c_~var_1_25~0) (= (_ bv0 16) (bvadd c_~var_1_1~0 (_ bv50 16))) (bvsge ((_ zero_extend 24) c_~var_1_18~0) (_ bv1 32)) (bvsge ((_ zero_extend 24) c_~var_1_19~0) (_ bv1 32)) (= (_ bv1 8) c_~last_1_var_1_17~0) (= ((_ extract 7 0) (bvadd ((_ sign_extend 24) c_~var_1_16~0) ((_ sign_extend 24) c_~var_1_11~0))) c_~var_1_10~0) (not (bvsge ((_ zero_extend 24) c_~var_1_25~0) (bvadd (bvneg ((_ zero_extend 24) c_~var_1_28~0)) ((_ zero_extend 24) c_~var_1_27~0)))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2024-11-09 07:29:08,590 WARN L286 SmtUtils]: Spent 1.09m on a formula simplification that was a NOOP. DAG size: 77 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)