./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-66.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC --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 57396a3f6522baf465f10477ff1b4f4e1deccf80d42129ee9d03d8e74cd20ef5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:04:11,100 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:04:11,208 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-24 00:04:11,214 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:04:11,214 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:04:11,238 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:04:11,239 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:04:11,239 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:04:11,240 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:04:11,240 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:04:11,240 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:04:11,240 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:04:11,240 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:04:11,240 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:04:11,241 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:04:11,241 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:04:11,241 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:04:11,241 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 00:04:11,241 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 00:04:11,241 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 00:04:11,241 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:04:11,242 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:04:11,242 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:04:11,242 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:04:11,242 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 00:04:11,242 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:04:11,242 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:04:11,242 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:04:11,242 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:04:11,243 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:04:11,243 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:04:11,243 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:04:11,243 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:04:11,243 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:04:11,243 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:04:11,243 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:04:11,243 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:04:11,243 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:04:11,244 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:04:11,244 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:04:11,244 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:04:11,244 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:04:11,244 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 00:04:11,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 00:04:11,244 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:04:11,244 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:04:11,244 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:04:11,245 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:04:11,245 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC 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 -> 57396a3f6522baf465f10477ff1b4f4e1deccf80d42129ee9d03d8e74cd20ef5 [2024-11-24 00:04:11,595 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:04:11,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:04:11,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:04:11,610 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:04:11,611 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:04:11,613 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-66.i [2024-11-24 00:04:15,000 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/data/91b9f26ad/94670f40104b46839de69a4d5afffa02/FLAG22f3be952 [2024-11-24 00:04:15,347 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:04:15,350 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-66.i [2024-11-24 00:04:15,365 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/data/91b9f26ad/94670f40104b46839de69a4d5afffa02/FLAG22f3be952 [2024-11-24 00:04:15,580 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/data/91b9f26ad/94670f40104b46839de69a4d5afffa02 [2024-11-24 00:04:15,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:04:15,587 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:04:15,590 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:04:15,591 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:04:15,601 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:04:15,603 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:04:15" (1/1) ... [2024-11-24 00:04:15,607 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1daf222f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:15, skipping insertion in model container [2024-11-24 00:04:15,607 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:04:15" (1/1) ... [2024-11-24 00:04:15,635 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:04:15,858 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-66.i[915,928] [2024-11-24 00:04:15,939 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:04:15,951 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:04:15,966 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-66.i[915,928] [2024-11-24 00:04:16,020 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:04:16,050 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:04:16,051 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:16 WrapperNode [2024-11-24 00:04:16,053 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:04:16,054 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:04:16,056 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:04:16,056 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:04:16,065 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:16" (1/1) ... [2024-11-24 00:04:16,082 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:16" (1/1) ... [2024-11-24 00:04:16,140 INFO L138 Inliner]: procedures = 26, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 107 [2024-11-24 00:04:16,144 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:04:16,145 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:04:16,145 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:04:16,145 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:04:16,160 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:16" (1/1) ... [2024-11-24 00:04:16,160 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:16" (1/1) ... [2024-11-24 00:04:16,163 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:16" (1/1) ... [2024-11-24 00:04:16,191 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]. [2024-11-24 00:04:16,194 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:16" (1/1) ... [2024-11-24 00:04:16,194 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:16" (1/1) ... [2024-11-24 00:04:16,207 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:16" (1/1) ... [2024-11-24 00:04:16,216 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:16" (1/1) ... [2024-11-24 00:04:16,224 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:16" (1/1) ... [2024-11-24 00:04:16,226 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:16" (1/1) ... [2024-11-24 00:04:16,231 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:16" (1/1) ... [2024-11-24 00:04:16,235 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:04:16,239 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:04:16,239 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:04:16,239 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:04:16,240 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:16" (1/1) ... [2024-11-24 00:04:16,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:04:16,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:04:16,293 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:04:16,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:04:16,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:04:16,335 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 00:04:16,335 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 00:04:16,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 00:04:16,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:04:16,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:04:16,452 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:04:16,455 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:04:16,802 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-24 00:04:16,805 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:04:16,824 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:04:16,826 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-24 00:04:16,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:04:16 BoogieIcfgContainer [2024-11-24 00:04:16,827 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:04:16,830 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:04:16,832 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:04:16,839 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:04:16,839 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:04:15" (1/3) ... [2024-11-24 00:04:16,842 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b9bdc74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:04:16, skipping insertion in model container [2024-11-24 00:04:16,842 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:16" (2/3) ... [2024-11-24 00:04:16,843 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b9bdc74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:04:16, skipping insertion in model container [2024-11-24 00:04:16,844 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:04:16" (3/3) ... [2024-11-24 00:04:16,846 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-1loop_file-66.i [2024-11-24 00:04:16,868 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:04:16,871 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_25-1loop_file-66.i that has 2 procedures, 49 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 00:04:16,965 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:04:16,983 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;@3e74b199, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:04:16,984 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:04:16,988 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 31 states have (on average 1.3225806451612903) internal successors, (41), 32 states have internal predecessors, (41), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-24 00:04:16,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-24 00:04:17,000 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:04:17,001 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:04:17,001 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:04:17,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:04:17,008 INFO L85 PathProgramCache]: Analyzing trace with hash 834644765, now seen corresponding path program 1 times [2024-11-24 00:04:17,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:04:17,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654139039] [2024-11-24 00:04:17,015 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:04:17,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:04:17,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 00:04:17,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [350367600] [2024-11-24 00:04:17,438 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:04:17,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:04:17,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:04:17,442 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:04:17,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 00:04:17,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:04:17,743 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 00:04:17,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:04:17,954 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-24 00:04:17,959 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-24 00:04:17,961 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-24 00:04:17,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-24 00:04:18,168 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:04:18,175 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2024-11-24 00:04:18,311 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-24 00:04:18,321 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 12:04:18 BoogieIcfgContainer [2024-11-24 00:04:18,322 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-24 00:04:18,323 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 00:04:18,323 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 00:04:18,323 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 00:04:18,324 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:04:16" (3/4) ... [2024-11-24 00:04:18,327 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 00:04:18,330 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 00:04:18,332 INFO L158 Benchmark]: Toolchain (without parser) took 2744.68ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 72.2MB in the end (delta: 19.0MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2024-11-24 00:04:18,334 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 117.4MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:04:18,337 INFO L158 Benchmark]: CACSL2BoogieTranslator took 464.08ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 78.1MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 00:04:18,337 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.63ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 75.8MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:04:18,338 INFO L158 Benchmark]: Boogie Preprocessor took 93.26ms. Allocated memory is still 117.4MB. Free memory was 75.8MB in the beginning and 72.1MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:04:18,338 INFO L158 Benchmark]: RCFGBuilder took 588.50ms. Allocated memory is still 117.4MB. Free memory was 72.1MB in the beginning and 56.2MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 00:04:18,338 INFO L158 Benchmark]: TraceAbstraction took 1491.69ms. Allocated memory is still 117.4MB. Free memory was 55.5MB in the beginning and 72.8MB in the end (delta: -17.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:04:18,339 INFO L158 Benchmark]: Witness Printer took 7.06ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 72.2MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:04:18,343 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 117.4MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 464.08ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 78.1MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.63ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 75.8MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 93.26ms. Allocated memory is still 117.4MB. Free memory was 75.8MB in the beginning and 72.1MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 588.50ms. Allocated memory is still 117.4MB. Free memory was 72.1MB in the beginning and 56.2MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1491.69ms. Allocated memory is still 117.4MB. Free memory was 55.5MB in the beginning and 72.8MB in the end (delta: -17.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.06ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 72.2MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 83, overapproximation of someBinaryFLOATComparisonOperation at line 76, overapproximation of someBinaryFLOATComparisonOperation at line 82, overapproximation of someBinaryDOUBLEComparisonOperation at line 49, overapproximation of someBinaryDOUBLEComparisonOperation at line 80, overapproximation of someBinaryDOUBLEComparisonOperation at line 78, overapproximation of someBinaryDOUBLEComparisonOperation at line 90. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 8; [L23] unsigned short int var_1_4 = 4; [L24] unsigned short int var_1_7 = 10000; [L25] unsigned short int var_1_9 = 38382; [L26] unsigned char var_1_10 = 0; [L27] unsigned char var_1_11 = 0; [L28] unsigned char var_1_12 = 100; [L29] double var_1_13 = 5.9; [L30] float var_1_15 = 9.375; [L31] double var_1_16 = 64.75; [L32] double var_1_17 = 99.5; [L33] float var_1_18 = 0.75; [L34] unsigned char last_1_var_1_10 = 0; [L35] double last_1_var_1_13 = 5.9; VAL [isInitial=0, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=4, var_1_7=10000, var_1_9=38382] [L94] isInitial = 1 [L95] FCALL initially() [L96] int k_loop; [L97] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=4, var_1_7=10000, var_1_9=38382] [L97] COND TRUE k_loop < 1 VAL [isInitial=1, k_loop=0, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=4, var_1_7=10000, var_1_9=38382] [L98] CALL updateLastVariables() [L86] last_1_var_1_10 = var_1_10 [L87] last_1_var_1_13 = var_1_13 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=4, var_1_7=10000, var_1_9=38382] [L98] RET updateLastVariables() [L99] CALL updateVariables() [L60] var_1_4 = __VERIFIER_nondet_ushort() [L61] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_7=10000, var_1_9=38382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_7=10000, var_1_9=38382] [L61] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_7=10000, var_1_9=38382] [L62] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=10000, var_1_9=38382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=10000, var_1_9=38382] [L62] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=10000, var_1_9=38382] [L63] var_1_7 = __VERIFIER_nondet_ushort() [L64] CALL assume_abort_if_not(var_1_7 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=38382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=38382] [L64] RET assume_abort_if_not(var_1_7 >= 8191) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=38382] [L65] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=38382] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=38382] [L65] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=38382] [L66] var_1_9 = __VERIFIER_nondet_ushort() [L67] CALL assume_abort_if_not(var_1_9 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L67] RET assume_abort_if_not(var_1_9 >= 32767) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L68] CALL assume_abort_if_not(var_1_9 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L68] RET assume_abort_if_not(var_1_9 <= 65534) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L69] var_1_11 = __VERIFIER_nondet_uchar() [L70] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L70] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L71] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L71] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L72] var_1_12 = __VERIFIER_nondet_uchar() [L73] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L73] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L74] CALL assume_abort_if_not(var_1_12 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L74] RET assume_abort_if_not(var_1_12 <= 254) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=59/10, var_1_15=75/8, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L75] var_1_15 = __VERIFIER_nondet_float() [L76] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=59/10, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=59/10, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L76] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=59/10, var_1_16=259/4, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L77] var_1_16 = __VERIFIER_nondet_double() [L78] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=59/10, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=59/10, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L78] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=59/10, var_1_17=199/2, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L79] var_1_17 = __VERIFIER_nondet_double() [L80] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=59/10, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=59/10, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L80] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=59/10, var_1_18=3/4, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L81] var_1_18 = __VERIFIER_nondet_float() [L82] CALL assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=59/10, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=59/10, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L82] RET assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=59/10, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L83] CALL assume_abort_if_not(var_1_18 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=59/10, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=59/10, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L83] RET assume_abort_if_not(var_1_18 != 0.0F) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=59/10, var_1_1=8, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L99] RET updateVariables() [L100] CALL step() [L39] COND TRUE last_1_var_1_10 <= last_1_var_1_10 [L40] var_1_1 = (last_1_var_1_10 + ((last_1_var_1_10 + last_1_var_1_10) + (var_1_7 - last_1_var_1_10))) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=59/10, var_1_1=8191, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L44] COND FALSE !(\read(var_1_11)) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=59/10, var_1_1=8191, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L49] COND TRUE (last_1_var_1_13 + var_1_15) < 16.75f [L50] var_1_13 = ((((((((2.625) > (var_1_16)) ? (2.625) : (var_1_16)))) < (var_1_17)) ? (((((2.625) > (var_1_16)) ? (2.625) : (var_1_16)))) : (var_1_17))) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=21/8, var_1_16=0, var_1_17=0, var_1_1=8191, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L100] RET step() [L101] CALL, EXPR property() [L90-L91] return (((last_1_var_1_10 <= last_1_var_1_10) ? (var_1_1 == ((unsigned short int) (last_1_var_1_10 + ((last_1_var_1_10 + last_1_var_1_10) + (var_1_7 - last_1_var_1_10))))) : (var_1_1 == ((unsigned short int) (var_1_9 - var_1_7)))) && (var_1_11 ? ((((var_1_4 % var_1_9) * var_1_1) >= var_1_7) ? (var_1_10 == ((unsigned char) var_1_12)) : 1) : 1)) && (((last_1_var_1_13 + var_1_15) < 16.75f) ? (var_1_13 == ((double) ((((((((2.625) > (var_1_16)) ? (2.625) : (var_1_16)))) < (var_1_17)) ? (((((2.625) > (var_1_16)) ? (2.625) : (var_1_16)))) : (var_1_17))))) : (((var_1_17 / var_1_18) <= 49.6) ? (var_1_13 == ((double) var_1_17)) : (var_1_13 == ((double) var_1_16)))) ; VAL [\result=0, isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=21/8, var_1_16=0, var_1_17=0, var_1_1=8191, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L101] RET, EXPR property() [L101] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=21/8, var_1_16=0, var_1_17=0, var_1_1=8191, var_1_4=0, var_1_7=-57345, var_1_9=32767] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_13=59/10, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=21/8, var_1_16=0, var_1_17=0, var_1_1=8191, var_1_4=0, var_1_7=-57345, var_1_9=32767] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 15, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=49occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 194 NumberOfCodeBlocks, 194 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-24 00:04:18,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC --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 57396a3f6522baf465f10477ff1b4f4e1deccf80d42129ee9d03d8e74cd20ef5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:04:21,859 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:04:22,000 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-24 00:04:22,013 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:04:22,013 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:04:22,076 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:04:22,077 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:04:22,078 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:04:22,078 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:04:22,079 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:04:22,079 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:04:22,079 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:04:22,079 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:04:22,079 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:04:22,081 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:04:22,082 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:04:22,082 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:04:22,082 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 00:04:22,082 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 00:04:22,082 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:04:22,082 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:04:22,082 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:04:22,082 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:04:22,083 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 00:04:22,083 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 00:04:22,083 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 00:04:22,083 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 00:04:22,083 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:04:22,083 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:04:22,083 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:04:22,083 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:04:22,083 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:04:22,084 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:04:22,084 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:04:22,084 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:04:22,084 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:04:22,084 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:04:22,084 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:04:22,084 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:04:22,084 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:04:22,085 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:04:22,085 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:04:22,086 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:04:22,086 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:04:22,086 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-24 00:04:22,086 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 00:04:22,086 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:04:22,086 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:04:22,087 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:04:22,087 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:04:22,087 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC 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 -> 57396a3f6522baf465f10477ff1b4f4e1deccf80d42129ee9d03d8e74cd20ef5 [2024-11-24 00:04:22,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:04:22,551 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:04:22,554 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:04:22,556 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:04:22,557 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:04:22,559 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-66.i [2024-11-24 00:04:26,355 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/data/e45c9af4e/a71f750424574da0bba600de3f000012/FLAGaaa9897e7 [2024-11-24 00:04:26,707 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:04:26,708 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-66.i [2024-11-24 00:04:26,719 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/data/e45c9af4e/a71f750424574da0bba600de3f000012/FLAGaaa9897e7 [2024-11-24 00:04:26,742 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/data/e45c9af4e/a71f750424574da0bba600de3f000012 [2024-11-24 00:04:26,748 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:04:26,750 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:04:26,751 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:04:26,753 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:04:26,759 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:04:26,760 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:04:26" (1/1) ... [2024-11-24 00:04:26,761 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76bcd8f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:26, skipping insertion in model container [2024-11-24 00:04:26,762 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:04:26" (1/1) ... [2024-11-24 00:04:26,782 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:04:26,955 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-66.i[915,928] [2024-11-24 00:04:26,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:04:27,020 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:04:27,034 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-66.i[915,928] [2024-11-24 00:04:27,067 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:04:27,093 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:04:27,094 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:27 WrapperNode [2024-11-24 00:04:27,094 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:04:27,096 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:04:27,096 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:04:27,096 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:04:27,104 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:27" (1/1) ... [2024-11-24 00:04:27,117 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:27" (1/1) ... [2024-11-24 00:04:27,147 INFO L138 Inliner]: procedures = 27, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 107 [2024-11-24 00:04:27,147 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:04:27,148 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:04:27,148 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:04:27,148 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:04:27,160 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:27" (1/1) ... [2024-11-24 00:04:27,160 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:27" (1/1) ... [2024-11-24 00:04:27,164 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:27" (1/1) ... [2024-11-24 00:04:27,178 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]. [2024-11-24 00:04:27,178 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:27" (1/1) ... [2024-11-24 00:04:27,178 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:27" (1/1) ... [2024-11-24 00:04:27,189 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:27" (1/1) ... [2024-11-24 00:04:27,190 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:27" (1/1) ... [2024-11-24 00:04:27,195 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:27" (1/1) ... [2024-11-24 00:04:27,197 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:27" (1/1) ... [2024-11-24 00:04:27,198 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:27" (1/1) ... [2024-11-24 00:04:27,202 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:04:27,203 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:04:27,203 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:04:27,204 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:04:27,205 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:27" (1/1) ... [2024-11-24 00:04:27,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:04:27,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:04:27,253 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:04:27,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:04:27,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:04:27,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-24 00:04:27,296 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 00:04:27,296 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 00:04:27,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:04:27,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:04:27,421 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:04:27,424 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:04:41,997 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-24 00:04:41,998 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:04:42,011 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:04:42,011 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-24 00:04:42,012 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:04:42 BoogieIcfgContainer [2024-11-24 00:04:42,012 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:04:42,015 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:04:42,016 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:04:42,022 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:04:42,023 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:04:26" (1/3) ... [2024-11-24 00:04:42,024 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4921b17e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:04:42, skipping insertion in model container [2024-11-24 00:04:42,024 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:04:27" (2/3) ... [2024-11-24 00:04:42,024 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4921b17e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:04:42, skipping insertion in model container [2024-11-24 00:04:42,024 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:04:42" (3/3) ... [2024-11-24 00:04:42,026 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-1loop_file-66.i [2024-11-24 00:04:42,047 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:04:42,050 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_25-1loop_file-66.i that has 2 procedures, 49 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 00:04:42,131 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:04:42,147 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;@18bf1d08, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:04:42,149 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:04:42,155 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 31 states have (on average 1.3225806451612903) internal successors, (41), 32 states have internal predecessors, (41), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-24 00:04:42,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-24 00:04:42,185 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:04:42,186 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:04:42,186 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:04:42,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:04:42,193 INFO L85 PathProgramCache]: Analyzing trace with hash 834644765, now seen corresponding path program 1 times [2024-11-24 00:04:42,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:04:42,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1372476611] [2024-11-24 00:04:42,207 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:04:42,207 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:04:42,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:04:42,210 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:04:42,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91dc8f9f-75ae-459f-aac9-19d67af09c5b/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-24 00:04:43,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:04:43,524 INFO L256 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-24 00:04:43,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:05:34,085 WARN L286 SmtUtils]: Spent 7.81s on a formula simplification that was a NOOP. DAG size: 73 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-24 00:06:50,792 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:07:04,685 WARN L286 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:07:18,166 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:07:37,005 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:07:52,535 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:08:11,358 WARN L286 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:08:23,248 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:08:35,170 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:08:43,349 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:08:54,588 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:09:02,757 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:09:11,508 WARN L286 SmtUtils]: Spent 8.19s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:09:19,661 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:09:27,866 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:09:36,041 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:09:44,358 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:09:52,507 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:10:00,925 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:10:08,170 WARN L286 SmtUtils]: Spent 7.24s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:10:16,571 WARN L286 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:10:24,736 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:10:33,131 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:10:41,314 WARN L286 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:10:48,822 WARN L286 SmtUtils]: Spent 7.28s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:10:56,999 WARN L286 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:11:05,397 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:11:13,596 WARN L286 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:11:22,097 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:11:30,269 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:11:40,178 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 173 proven. 12 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2024-11-24 00:11:40,178 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:12:43,102 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:12:58,363 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:13:07,158 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:13:18,323 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:13:29,194 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:13:38,834 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:13:48,990 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:13:57,398 WARN L286 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:14:05,591 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:14:13,809 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:14:21,128 WARN L286 SmtUtils]: Spent 7.29s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:14:29,632 WARN L286 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:14:42,646 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:14:50,832 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:15:02,547 WARN L286 SmtUtils]: Spent 8.19s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:15:14,688 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:15:23,795 WARN L286 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:15:40,616 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:15:51,989 WARN L286 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:16:02,036 WARN L286 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:16:10,585 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:16:19,091 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:16:27,285 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:16:35,554 WARN L286 SmtUtils]: Spent 8.22s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:16:43,126 WARN L286 SmtUtils]: Spent 7.55s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:16:51,350 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:16:59,551 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:17:07,766 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:17:15,995 WARN L286 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:17:24,680 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:17:34,402 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:17:45,375 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:17:54,974 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:18:05,387 WARN L286 SmtUtils]: Spent 7.34s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:18:14,037 WARN L286 SmtUtils]: Spent 6.03s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:18:24,562 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:18:34,262 WARN L286 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:18:40,949 WARN L286 SmtUtils]: Spent 6.38s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:18:49,147 WARN L286 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:18:57,332 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:19:05,517 WARN L286 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:19:13,992 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:19:22,179 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)