./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-98.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-98.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 50b8b3569ebc106b1fc2b1b2c57c29e886b8d65f1c4bed3a92c2da830b6206bd --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 21:56:05,979 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 21:56:06,093 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-31 21:56:06,099 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 21:56:06,100 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 21:56:06,137 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 21:56:06,138 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 21:56:06,139 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 21:56:06,139 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 21:56:06,141 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 21:56:06,142 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 21:56:06,143 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 21:56:06,144 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 21:56:06,144 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 21:56:06,144 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 21:56:06,145 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 21:56:06,145 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 21:56:06,145 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 21:56:06,150 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 21:56:06,150 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 21:56:06,150 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 21:56:06,151 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 21:56:06,151 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 21:56:06,151 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 21:56:06,152 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 21:56:06,152 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 21:56:06,152 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 21:56:06,152 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 21:56:06,153 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 21:56:06,153 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 21:56:06,153 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 21:56:06,153 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 21:56:06,166 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:56:06,167 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 21:56:06,167 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 21:56:06,167 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 21:56:06,167 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 21:56:06,168 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 21:56:06,168 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 21:56:06,168 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 21:56:06,169 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 21:56:06,170 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 21:56:06,171 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50b8b3569ebc106b1fc2b1b2c57c29e886b8d65f1c4bed3a92c2da830b6206bd [2024-10-31 21:56:06,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 21:56:06,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 21:56:06,493 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 21:56:06,495 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 21:56:06,495 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 21:56:06,497 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-98.i Unable to find full path for "g++" [2024-10-31 21:56:08,592 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 21:56:08,960 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 21:56:08,961 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-98.i [2024-10-31 21:56:08,971 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/data/1f1f945a4/9216677da59a44678c306127fc25e4fc/FLAGc009445da [2024-10-31 21:56:08,985 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/data/1f1f945a4/9216677da59a44678c306127fc25e4fc [2024-10-31 21:56:08,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 21:56:08,990 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 21:56:08,991 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 21:56:08,991 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 21:56:09,001 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 21:56:09,002 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:56:08" (1/1) ... [2024-10-31 21:56:09,003 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e841f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:09, skipping insertion in model container [2024-10-31 21:56:09,003 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:56:08" (1/1) ... [2024-10-31 21:56:09,033 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 21:56:09,240 WARN L251 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_c03217e0-6f33-4417-bd9f-955696c1487a/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-98.i[917,930] [2024-10-31 21:56:09,320 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:56:09,336 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 21:56:09,346 WARN L251 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_c03217e0-6f33-4417-bd9f-955696c1487a/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-98.i[917,930] [2024-10-31 21:56:09,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:56:09,400 INFO L204 MainTranslator]: Completed translation [2024-10-31 21:56:09,401 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:09 WrapperNode [2024-10-31 21:56:09,401 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 21:56:09,402 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 21:56:09,403 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 21:56:09,403 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 21:56:09,411 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:09" (1/1) ... [2024-10-31 21:56:09,422 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:09" (1/1) ... [2024-10-31 21:56:09,459 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 134 [2024-10-31 21:56:09,460 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 21:56:09,461 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 21:56:09,461 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 21:56:09,461 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 21:56:09,475 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:09" (1/1) ... [2024-10-31 21:56:09,475 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:09" (1/1) ... [2024-10-31 21:56:09,477 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:09" (1/1) ... [2024-10-31 21:56:09,495 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-31 21:56:09,496 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:09" (1/1) ... [2024-10-31 21:56:09,496 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:09" (1/1) ... [2024-10-31 21:56:09,503 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:09" (1/1) ... [2024-10-31 21:56:09,506 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:09" (1/1) ... [2024-10-31 21:56:09,508 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:09" (1/1) ... [2024-10-31 21:56:09,513 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:09" (1/1) ... [2024-10-31 21:56:09,519 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 21:56:09,520 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 21:56:09,523 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 21:56:09,523 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 21:56:09,524 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:09" (1/1) ... [2024-10-31 21:56:09,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:56:09,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:56:09,562 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 21:56:09,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 21:56:09,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 21:56:09,593 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 21:56:09,593 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 21:56:09,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 21:56:09,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 21:56:09,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 21:56:09,674 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 21:56:09,677 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 21:56:10,089 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-10-31 21:56:10,090 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 21:56:10,105 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 21:56:10,105 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 21:56:10,106 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:56:10 BoogieIcfgContainer [2024-10-31 21:56:10,106 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 21:56:10,109 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 21:56:10,109 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 21:56:10,113 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 21:56:10,114 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 09:56:08" (1/3) ... [2024-10-31 21:56:10,115 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1017d28d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 09:56:10, skipping insertion in model container [2024-10-31 21:56:10,115 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:09" (2/3) ... [2024-10-31 21:56:10,115 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1017d28d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 09:56:10, skipping insertion in model container [2024-10-31 21:56:10,116 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:56:10" (3/3) ... [2024-10-31 21:56:10,117 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-98.i [2024-10-31 21:56:10,132 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 21:56:10,132 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 21:56:10,196 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 21:56:10,202 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=PETRI_NET, 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;@767432f1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 21:56:10,203 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 21:56:10,207 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 40 states have (on average 1.325) internal successors, (53), 41 states have internal predecessors, (53), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-10-31 21:56:10,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-10-31 21:56:10,218 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:56:10,219 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:56:10,220 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:56:10,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:56:10,226 INFO L85 PathProgramCache]: Analyzing trace with hash -976910221, now seen corresponding path program 1 times [2024-10-31 21:56:10,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:56:10,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364687773] [2024-10-31 21:56:10,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:56:10,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:56:10,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:56:10,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 21:56:10,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:56:10,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-31 21:56:10,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:56:10,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-31 21:56:10,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:56:10,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-31 21:56:10,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:56:10,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-31 21:56:10,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:56:10,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-31 21:56:10,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:56:10,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-31 21:56:10,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:56:10,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-31 21:56:10,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:56:10,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-31 21:56:10,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:56:10,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-31 21:56:10,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:56:10,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-31 21:56:10,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:56:10,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-31 21:56:10,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:56:10,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-31 21:56:10,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:56:10,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-31 21:56:10,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:56:10,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-31 21:56:10,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:56:10,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-31 21:56:10,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:56:10,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-31 21:56:10,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:56:10,711 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-10-31 21:56:10,712 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:56:10,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364687773] [2024-10-31 21:56:10,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1364687773] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:56:10,713 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:56:10,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 21:56:10,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122479994] [2024-10-31 21:56:10,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:56:10,721 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-31 21:56:10,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:56:10,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-31 21:56:10,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 21:56:10,754 INFO L87 Difference]: Start difference. First operand has 60 states, 40 states have (on average 1.325) internal successors, (53), 41 states have internal predecessors, (53), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-31 21:56:10,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:56:10,793 INFO L93 Difference]: Finished difference Result 113 states and 185 transitions. [2024-10-31 21:56:10,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 21:56:10,797 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) Word has length 112 [2024-10-31 21:56:10,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:56:10,805 INFO L225 Difference]: With dead ends: 113 [2024-10-31 21:56:10,805 INFO L226 Difference]: Without dead ends: 56 [2024-10-31 21:56:10,808 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 21:56:10,813 INFO L432 NwaCegarLoop]: 80 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, 80 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 [2024-10-31 21:56:10,815 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 21:56:10,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2024-10-31 21:56:10,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2024-10-31 21:56:10,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 37 states have (on average 1.2432432432432432) internal successors, (46), 37 states have internal predecessors, (46), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-10-31 21:56:10,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 80 transitions. [2024-10-31 21:56:10,879 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 80 transitions. Word has length 112 [2024-10-31 21:56:10,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:56:10,880 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 80 transitions. [2024-10-31 21:56:10,880 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-31 21:56:10,880 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 80 transitions. [2024-10-31 21:56:10,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-10-31 21:56:10,884 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:56:10,884 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:56:10,884 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 21:56:10,885 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:56:10,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:56:10,886 INFO L85 PathProgramCache]: Analyzing trace with hash 1823936749, now seen corresponding path program 1 times [2024-10-31 21:56:10,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:56:10,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810315178] [2024-10-31 21:56:10,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:56:10,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:56:11,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-31 21:56:11,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [107232752] [2024-10-31 21:56:11,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:56:11,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 21:56:11,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:56:11,166 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 21:56:11,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-31 21:56:11,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:56:11,485 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 21:56:11,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 21:56:11,657 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 21:56:11,658 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-31 21:56:11,660 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-31 21:56:11,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-31 21:56:11,863 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 21:56:11,867 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-31 21:56:11,945 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-10-31 21:56:11,949 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 09:56:11 BoogieIcfgContainer [2024-10-31 21:56:11,949 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 21:56:11,950 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 21:56:11,950 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 21:56:11,950 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 21:56:11,951 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:56:10" (3/4) ... [2024-10-31 21:56:11,958 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-10-31 21:56:11,959 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 21:56:11,960 INFO L158 Benchmark]: Toolchain (without parser) took 2970.47ms. Allocated memory was 159.4MB in the beginning and 222.3MB in the end (delta: 62.9MB). Free memory was 125.7MB in the beginning and 146.4MB in the end (delta: -20.8MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. [2024-10-31 21:56:11,961 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 159.4MB. Free memory is still 127.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 21:56:11,961 INFO L158 Benchmark]: CACSL2BoogieTranslator took 410.53ms. Allocated memory is still 159.4MB. Free memory was 125.2MB in the beginning and 111.0MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-31 21:56:11,964 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.78ms. Allocated memory is still 159.4MB. Free memory was 111.0MB in the beginning and 108.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 21:56:11,964 INFO L158 Benchmark]: Boogie Preprocessor took 58.36ms. Allocated memory is still 159.4MB. Free memory was 108.9MB in the beginning and 106.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 21:56:11,965 INFO L158 Benchmark]: RCFGBuilder took 586.41ms. Allocated memory is still 159.4MB. Free memory was 106.8MB in the beginning and 90.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-10-31 21:56:11,965 INFO L158 Benchmark]: TraceAbstraction took 1840.30ms. Allocated memory was 159.4MB in the beginning and 222.3MB in the end (delta: 62.9MB). Free memory was 89.6MB in the beginning and 146.4MB in the end (delta: -56.9MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2024-10-31 21:56:11,966 INFO L158 Benchmark]: Witness Printer took 9.33ms. Allocated memory is still 222.3MB. Free memory is still 146.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 21:56:11,971 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 159.4MB. Free memory is still 127.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 410.53ms. Allocated memory is still 159.4MB. Free memory was 125.2MB in the beginning and 111.0MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.78ms. Allocated memory is still 159.4MB. Free memory was 111.0MB in the beginning and 108.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.36ms. Allocated memory is still 159.4MB. Free memory was 108.9MB in the beginning and 106.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 586.41ms. Allocated memory is still 159.4MB. Free memory was 106.8MB in the beginning and 90.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1840.30ms. Allocated memory was 159.4MB in the beginning and 222.3MB in the end (delta: 62.9MB). Free memory was 89.6MB in the beginning and 146.4MB in the end (delta: -56.9MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * Witness Printer took 9.33ms. Allocated memory is still 222.3MB. Free memory is still 146.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 97, overapproximation of someBinaryArithmeticDOUBLEoperation at line 53. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 4.8; [L23] double var_1_2 = 63.5; [L24] double var_1_3 = 9999999.5; [L25] double var_1_4 = 0.6; [L26] signed short int var_1_6 = 10; [L27] signed long int var_1_7 = -1; [L28] double var_1_8 = 4.4; [L29] double var_1_9 = 7.25; [L30] double var_1_10 = 7.5; [L31] double var_1_11 = 2.3; [L32] unsigned long int var_1_12 = 128; [L33] unsigned long int var_1_13 = 0; [L34] unsigned long int var_1_14 = 4078799264; [L35] unsigned long int var_1_15 = 500; [L36] unsigned long int var_1_16 = 25; [L37] unsigned long int last_1_var_1_15 = 500; VAL [isInitial=0, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_2=127/2, var_1_3=19999999/2, var_1_4=3/5, var_1_6=10, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L101] isInitial = 1 [L102] FCALL initially() [L103] COND TRUE 1 [L104] CALL updateLastVariables() [L94] last_1_var_1_15 = var_1_15 VAL [isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_2=127/2, var_1_3=19999999/2, var_1_4=3/5, var_1_6=10, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L104] RET updateLastVariables() [L105] CALL updateVariables() [L64] var_1_2 = __VERIFIER_nondet_double() [L65] CALL assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854765600e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_3=19999999/2, var_1_4=3/5, var_1_6=10, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_3=19999999/2, var_1_4=3/5, var_1_6=10, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L65] RET assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854765600e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_3=19999999/2, var_1_4=3/5, var_1_6=10, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L66] var_1_3 = __VERIFIER_nondet_double() [L67] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=10, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=10, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L67] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=10, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L68] var_1_6 = __VERIFIER_nondet_short() [L69] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L69] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L70] CALL assume_abort_if_not(var_1_6 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L70] RET assume_abort_if_not(var_1_6 <= 32) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=-1, var_1_8=22/5, var_1_9=29/4] [L71] var_1_7 = __VERIFIER_nondet_long() [L72] CALL assume_abort_if_not(var_1_7 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1, var_1_8=22/5, var_1_9=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1, var_1_8=22/5, var_1_9=29/4] [L72] RET assume_abort_if_not(var_1_7 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1, var_1_8=22/5, var_1_9=29/4] [L73] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1, var_1_8=22/5, var_1_9=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1, var_1_8=22/5, var_1_9=29/4] [L73] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1, var_1_8=22/5, var_1_9=29/4] [L74] CALL assume_abort_if_not(var_1_7 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1, var_1_8=22/5, var_1_9=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1, var_1_8=22/5, var_1_9=29/4] [L74] RET assume_abort_if_not(var_1_7 != 0) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1, var_1_8=22/5, var_1_9=29/4] [L75] var_1_8 = __VERIFIER_nondet_double() [L76] CALL assume_abort_if_not((var_1_8 >= -115292.1504606845700e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 1152921.504606845700e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1, var_1_9=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1, var_1_9=29/4] [L76] RET assume_abort_if_not((var_1_8 >= -115292.1504606845700e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 1152921.504606845700e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1, var_1_9=29/4] [L77] var_1_9 = __VERIFIER_nondet_double() [L78] CALL assume_abort_if_not((var_1_9 >= -115292.1504606845700e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 1152921.504606845700e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L78] RET assume_abort_if_not((var_1_9 >= -115292.1504606845700e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 1152921.504606845700e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=15/2, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L79] var_1_10 = __VERIFIER_nondet_double() [L80] CALL assume_abort_if_not((var_1_10 >= -230584.3009213691390e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 2305843.009213691390e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L80] RET assume_abort_if_not((var_1_10 >= -230584.3009213691390e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 2305843.009213691390e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=500, var_1_11=23/10, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L81] var_1_11 = __VERIFIER_nondet_double() [L82] CALL assume_abort_if_not((var_1_11 >= -230584.3009213691390e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 2305843.009213691390e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L82] RET assume_abort_if_not((var_1_11 >= -230584.3009213691390e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 2305843.009213691390e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L83] var_1_13 = __VERIFIER_nondet_ulong() [L84] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L84] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L85] CALL assume_abort_if_not(var_1_13 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=1, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=1, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L85] RET assume_abort_if_not(var_1_13 <= 4294967294) VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=1, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L86] var_1_14 = __VERIFIER_nondet_ulong() [L87] CALL assume_abort_if_not(var_1_14 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=1, var_1_14=2147483647, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=1, var_1_14=2147483647, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L87] RET assume_abort_if_not(var_1_14 >= 2147483647) VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=1, var_1_14=2147483647, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L88] CALL assume_abort_if_not(var_1_14 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=1, var_1_14=2147483647, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=1, var_1_14=2147483647, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L88] RET assume_abort_if_not(var_1_14 <= 4294967294) VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=1, var_1_14=2147483647, var_1_15=500, var_1_16=25, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L89] var_1_16 = __VERIFIER_nondet_ulong() [L90] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=1, var_1_14=2147483647, var_1_15=500, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=1, var_1_14=2147483647, var_1_15=500, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L90] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=1, var_1_14=2147483647, var_1_15=500, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L91] CALL assume_abort_if_not(var_1_16 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=1, var_1_14=2147483647, var_1_15=500, var_1_16=-4294967287, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=1, var_1_14=2147483647, var_1_15=500, var_1_16=-4294967287, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L91] RET assume_abort_if_not(var_1_16 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=1, var_1_14=2147483647, var_1_15=500, var_1_16=-4294967287, var_1_1=24/5, var_1_4=3/5, var_1_6=0, var_1_7=1] [L105] RET updateVariables() [L106] CALL step() [L41] var_1_1 = (var_1_2 - var_1_3) VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=1, var_1_14=2147483647, var_1_15=500, var_1_16=-4294967287, var_1_4=3/5, var_1_6=0, var_1_7=1] [L42] COND FALSE !(((((-128) < (last_1_var_1_15)) ? (-128) : (last_1_var_1_15))) < var_1_13) [L49] var_1_15 = var_1_16 VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967287, var_1_16=-4294967287, var_1_4=3/5, var_1_6=0, var_1_7=1] [L51] EXPR var_1_15 >> var_1_6 VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967287, var_1_16=-4294967287, var_1_4=3/5, var_1_6=0, var_1_7=1] [L51] unsigned long int stepLocal_0 = (var_1_15 >> var_1_6) / var_1_7; [L52] COND TRUE 8 < stepLocal_0 [L53] var_1_4 = (((var_1_8 + var_1_9) + ((((var_1_10) < (1.9)) ? (var_1_10) : (1.9)))) + (99.125 + var_1_11)) VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967287, var_1_16=-4294967287, var_1_6=0, var_1_7=1] [L55] COND FALSE !(var_1_2 < var_1_8) VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967287, var_1_16=-4294967287, var_1_6=0, var_1_7=1] [L106] RET step() [L107] CALL, EXPR property() [L97] EXPR (var_1_1 == ((double) (var_1_2 - var_1_3))) && ((8 < ((var_1_15 >> var_1_6) / var_1_7)) ? (var_1_4 == ((double) (((var_1_8 + var_1_9) + ((((var_1_10) < (1.9)) ? (var_1_10) : (1.9)))) + (99.125 + var_1_11)))) : 1) VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967287, var_1_16=-4294967287, var_1_6=0, var_1_7=1] [L97-L98] return (((var_1_1 == ((double) (var_1_2 - var_1_3))) && ((8 < ((var_1_15 >> var_1_6) / var_1_7)) ? (var_1_4 == ((double) (((var_1_8 + var_1_9) + ((((var_1_10) < (1.9)) ? (var_1_10) : (1.9)))) + (99.125 + var_1_11)))) : 1)) && ((var_1_2 < var_1_8) ? ((((- var_1_15) <= var_1_6) || (var_1_4 < var_1_10)) ? (var_1_12 == ((unsigned long int) ((((var_1_6) < (var_1_13)) ? (var_1_6) : (var_1_13))))) : (var_1_12 == ((unsigned long int) (var_1_14 - var_1_6)))) : 1)) && ((((((-128) < (last_1_var_1_15)) ? (-128) : (last_1_var_1_15))) < var_1_13) ? ((last_1_var_1_15 > var_1_7) ? (var_1_15 == ((unsigned long int) (var_1_6 + var_1_16))) : (var_1_15 == ((unsigned long int) var_1_14))) : (var_1_15 == ((unsigned long int) var_1_16))) ; [L107] RET, EXPR property() [L107] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967287, var_1_16=-4294967287, var_1_6=0, var_1_7=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=500, var_1_12=128, var_1_13=1, var_1_14=2147483647, var_1_15=-4294967287, var_1_16=-4294967287, var_1_6=0, var_1_7=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 2, TraceHistogramMax: 17, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 80 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 80 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 336 NumberOfCodeBlocks, 336 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 111 ConstructedInterpolants, 0 QuantifiedInterpolants, 111 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 544/544 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 [2024-10-31 21:56:12,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-98.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 50b8b3569ebc106b1fc2b1b2c57c29e886b8d65f1c4bed3a92c2da830b6206bd --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 21:56:14,629 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 21:56:14,766 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-31 21:56:14,776 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 21:56:14,779 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 21:56:14,820 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 21:56:14,821 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 21:56:14,821 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 21:56:14,822 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 21:56:14,825 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 21:56:14,826 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 21:56:14,826 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 21:56:14,827 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 21:56:14,828 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 21:56:14,829 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 21:56:14,830 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 21:56:14,830 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 21:56:14,831 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 21:56:14,831 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 21:56:14,831 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 21:56:14,832 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 21:56:14,836 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 21:56:14,836 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 21:56:14,838 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-31 21:56:14,838 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-31 21:56:14,839 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 21:56:14,839 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-31 21:56:14,840 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 21:56:14,840 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 21:56:14,840 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 21:56:14,841 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 21:56:14,841 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 21:56:14,842 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 21:56:14,843 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 21:56:14,844 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:56:14,844 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 21:56:14,845 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 21:56:14,846 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 21:56:14,846 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-31 21:56:14,846 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-31 21:56:14,847 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 21:56:14,847 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 21:56:14,848 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 21:56:14,848 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 21:56:14,848 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-31 21:56:14,849 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50b8b3569ebc106b1fc2b1b2c57c29e886b8d65f1c4bed3a92c2da830b6206bd [2024-10-31 21:56:15,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 21:56:15,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 21:56:15,381 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 21:56:15,389 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 21:56:15,390 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 21:56:15,392 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-98.i Unable to find full path for "g++" [2024-10-31 21:56:17,601 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 21:56:17,896 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 21:56:17,897 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-98.i [2024-10-31 21:56:17,911 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/data/4219af97c/eaa558b975d545bfb927331a5c45208e/FLAG5e9d00b9c [2024-10-31 21:56:17,931 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/data/4219af97c/eaa558b975d545bfb927331a5c45208e [2024-10-31 21:56:17,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 21:56:17,940 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 21:56:17,941 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 21:56:17,942 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 21:56:17,951 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 21:56:17,952 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:56:17" (1/1) ... [2024-10-31 21:56:17,953 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22e43838 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:17, skipping insertion in model container [2024-10-31 21:56:17,953 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:56:17" (1/1) ... [2024-10-31 21:56:17,988 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 21:56:18,221 WARN L251 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_c03217e0-6f33-4417-bd9f-955696c1487a/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-98.i[917,930] [2024-10-31 21:56:18,288 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:56:18,304 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 21:56:18,318 WARN L251 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_c03217e0-6f33-4417-bd9f-955696c1487a/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-98.i[917,930] [2024-10-31 21:56:18,342 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:56:18,369 INFO L204 MainTranslator]: Completed translation [2024-10-31 21:56:18,370 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:18 WrapperNode [2024-10-31 21:56:18,370 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 21:56:18,371 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 21:56:18,371 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 21:56:18,372 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 21:56:18,381 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:18" (1/1) ... [2024-10-31 21:56:18,402 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:18" (1/1) ... [2024-10-31 21:56:18,445 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 114 [2024-10-31 21:56:18,449 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 21:56:18,450 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 21:56:18,450 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 21:56:18,450 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 21:56:18,467 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:18" (1/1) ... [2024-10-31 21:56:18,468 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:18" (1/1) ... [2024-10-31 21:56:18,471 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:18" (1/1) ... [2024-10-31 21:56:18,493 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-31 21:56:18,494 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:18" (1/1) ... [2024-10-31 21:56:18,494 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:18" (1/1) ... [2024-10-31 21:56:18,513 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:18" (1/1) ... [2024-10-31 21:56:18,521 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:18" (1/1) ... [2024-10-31 21:56:18,526 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:18" (1/1) ... [2024-10-31 21:56:18,528 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:18" (1/1) ... [2024-10-31 21:56:18,536 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 21:56:18,537 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 21:56:18,541 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 21:56:18,541 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 21:56:18,542 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:18" (1/1) ... [2024-10-31 21:56:18,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:56:18,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:56:18,585 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 21:56:18,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 21:56:18,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 21:56:18,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-31 21:56:18,627 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 21:56:18,627 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 21:56:18,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 21:56:18,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 21:56:18,872 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 21:56:18,880 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 21:56:27,858 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-10-31 21:56:27,858 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 21:56:27,881 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 21:56:27,882 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 21:56:27,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:56:27 BoogieIcfgContainer [2024-10-31 21:56:27,882 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 21:56:27,886 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 21:56:27,886 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 21:56:27,892 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 21:56:27,892 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 09:56:17" (1/3) ... [2024-10-31 21:56:27,894 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41435c2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 09:56:27, skipping insertion in model container [2024-10-31 21:56:27,894 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:56:18" (2/3) ... [2024-10-31 21:56:27,894 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41435c2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 09:56:27, skipping insertion in model container [2024-10-31 21:56:27,894 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:56:27" (3/3) ... [2024-10-31 21:56:27,896 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-98.i [2024-10-31 21:56:27,917 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 21:56:27,917 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 21:56:27,988 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 21:56:27,996 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=PETRI_NET, 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;@77133e14, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 21:56:27,996 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 21:56:28,000 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 33 states have (on average 1.303030303030303) internal successors, (43), 34 states have internal predecessors, (43), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-10-31 21:56:28,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-10-31 21:56:28,012 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:56:28,013 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:56:28,014 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:56:28,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:56:28,018 INFO L85 PathProgramCache]: Analyzing trace with hash -1967116166, now seen corresponding path program 1 times [2024-10-31 21:56:28,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-31 21:56:28,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2604321] [2024-10-31 21:56:28,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:56:28,031 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 [2024-10-31 21:56:28,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/mathsat [2024-10-31 21:56:28,033 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/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) [2024-10-31 21:56:28,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/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 [2024-10-31 21:56:28,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:56:28,642 INFO L255 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-31 21:56:28,656 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 21:56:28,725 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-10-31 21:56:28,728 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-31 21:56:28,729 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-31 21:56:28,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2604321] [2024-10-31 21:56:28,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2604321] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:56:28,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:56:28,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 21:56:28,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537607353] [2024-10-31 21:56:28,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:56:28,747 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-31 21:56:28,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-31 21:56:28,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-31 21:56:28,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 21:56:28,781 INFO L87 Difference]: Start difference. First operand has 53 states, 33 states have (on average 1.303030303030303) internal successors, (43), 34 states have internal predecessors, (43), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-31 21:56:28,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:56:28,823 INFO L93 Difference]: Finished difference Result 99 states and 165 transitions. [2024-10-31 21:56:28,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 21:56:28,825 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 109 [2024-10-31 21:56:28,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:56:28,835 INFO L225 Difference]: With dead ends: 99 [2024-10-31 21:56:28,835 INFO L226 Difference]: Without dead ends: 49 [2024-10-31 21:56:28,841 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 21:56:28,846 INFO L432 NwaCegarLoop]: 70 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, 70 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 [2024-10-31 21:56:28,847 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 21:56:28,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2024-10-31 21:56:28,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2024-10-31 21:56:28,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 30 states have (on average 1.2) internal successors, (36), 30 states have internal predecessors, (36), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-10-31 21:56:28,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 70 transitions. [2024-10-31 21:56:28,919 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 70 transitions. Word has length 109 [2024-10-31 21:56:28,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:56:28,919 INFO L471 AbstractCegarLoop]: Abstraction has 49 states and 70 transitions. [2024-10-31 21:56:28,920 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-31 21:56:28,921 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions. [2024-10-31 21:56:28,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-10-31 21:56:28,927 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:56:28,927 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:56:28,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/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 [2024-10-31 21:56:29,128 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/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 [2024-10-31 21:56:29,130 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:56:29,131 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:56:29,131 INFO L85 PathProgramCache]: Analyzing trace with hash 61737536, now seen corresponding path program 1 times [2024-10-31 21:56:29,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-31 21:56:29,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [801445415] [2024-10-31 21:56:29,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:56:29,132 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 [2024-10-31 21:56:29,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/mathsat [2024-10-31 21:56:29,139 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/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) [2024-10-31 21:56:29,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c03217e0-6f33-4417-bd9f-955696c1487a/bin/uautomizer-verify-4GaUIPS5ZU/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 [2024-10-31 21:56:29,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:56:29,976 INFO L255 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-10-31 21:56:29,988 INFO L278 TraceCheckSpWp]: Computing forward predicates...