./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-26.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_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/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_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-26.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/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_120bf59d-d3aa-435b-9494-52eecb0ad313/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 7d44390716c3e327bc4beb7efa138c6b5ab5cd44b8f1ccacbe4ddf5d8ca0b09a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:48:29,703 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:48:29,808 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-24 00:48:29,816 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:48:29,819 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:48:29,855 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:48:29,856 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:48:29,856 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:48:29,856 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:48:29,857 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:48:29,857 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:48:29,857 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:48:29,857 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:48:29,858 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:48:29,859 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:48:29,859 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:48:29,860 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:48:29,860 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 00:48:29,860 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 00:48:29,860 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 00:48:29,861 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:48:29,861 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:48:29,861 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:48:29,861 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:48:29,861 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 00:48:29,861 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:48:29,861 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:48:29,862 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:48:29,862 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:48:29,862 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:48:29,863 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:48:29,863 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:48:29,863 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:48:29,863 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:48:29,863 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:48:29,863 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:48:29,863 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:48:29,864 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:48:29,864 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:48:29,864 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:48:29,864 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:48:29,864 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:48:29,864 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 00:48:29,864 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 00:48:29,864 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:48:29,864 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:48:29,864 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:48:29,864 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:48:29,865 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_120bf59d-d3aa-435b-9494-52eecb0ad313/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 -> 7d44390716c3e327bc4beb7efa138c6b5ab5cd44b8f1ccacbe4ddf5d8ca0b09a [2024-11-24 00:48:30,245 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:48:30,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:48:30,257 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:48:30,259 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:48:30,259 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:48:30,260 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-26.i [2024-11-24 00:48:33,540 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/data/1ce6403c3/d2dbcaa95ef34bf8a5347a08153fa2e7/FLAGfe9725a84 [2024-11-24 00:48:33,808 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:48:33,809 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-26.i [2024-11-24 00:48:33,818 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/data/1ce6403c3/d2dbcaa95ef34bf8a5347a08153fa2e7/FLAGfe9725a84 [2024-11-24 00:48:33,836 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/data/1ce6403c3/d2dbcaa95ef34bf8a5347a08153fa2e7 [2024-11-24 00:48:33,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:48:33,841 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:48:33,844 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:48:33,844 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:48:33,849 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:48:33,850 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:48:33" (1/1) ... [2024-11-24 00:48:33,851 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cb068d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:33, skipping insertion in model container [2024-11-24 00:48:33,851 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:48:33" (1/1) ... [2024-11-24 00:48:33,872 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:48:34,024 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_120bf59d-d3aa-435b-9494-52eecb0ad313/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-26.i[915,928] [2024-11-24 00:48:34,068 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:48:34,080 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:48:34,092 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_120bf59d-d3aa-435b-9494-52eecb0ad313/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-26.i[915,928] [2024-11-24 00:48:34,118 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:48:34,133 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:48:34,134 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:34 WrapperNode [2024-11-24 00:48:34,134 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:48:34,135 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:48:34,135 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:48:34,135 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:48:34,142 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:34" (1/1) ... [2024-11-24 00:48:34,152 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:34" (1/1) ... [2024-11-24 00:48:34,187 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 113 [2024-11-24 00:48:34,191 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:48:34,191 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:48:34,192 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:48:34,192 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:48:34,211 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:34" (1/1) ... [2024-11-24 00:48:34,214 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:34" (1/1) ... [2024-11-24 00:48:34,217 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:34" (1/1) ... [2024-11-24 00:48:34,245 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 00:48:34,249 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:34" (1/1) ... [2024-11-24 00:48:34,249 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:34" (1/1) ... [2024-11-24 00:48:34,254 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:34" (1/1) ... [2024-11-24 00:48:34,256 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:34" (1/1) ... [2024-11-24 00:48:34,261 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:34" (1/1) ... [2024-11-24 00:48:34,263 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:34" (1/1) ... [2024-11-24 00:48:34,264 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:34" (1/1) ... [2024-11-24 00:48:34,266 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:48:34,271 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:48:34,271 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:48:34,271 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:48:34,272 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:34" (1/1) ... [2024-11-24 00:48:34,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:48:34,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:48:34,311 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:48:34,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:48:34,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:48:34,350 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 00:48:34,350 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 00:48:34,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 00:48:34,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:48:34,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:48:34,448 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:48:34,450 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:48:34,696 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-24 00:48:34,696 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:48:34,707 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:48:34,707 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-24 00:48:34,708 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:48:34 BoogieIcfgContainer [2024-11-24 00:48:34,708 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:48:34,711 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:48:34,711 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:48:34,717 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:48:34,717 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:48:33" (1/3) ... [2024-11-24 00:48:34,718 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cd4120a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:48:34, skipping insertion in model container [2024-11-24 00:48:34,718 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:34" (2/3) ... [2024-11-24 00:48:34,718 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cd4120a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:48:34, skipping insertion in model container [2024-11-24 00:48:34,719 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:48:34" (3/3) ... [2024-11-24 00:48:34,720 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-1loop_file-26.i [2024-11-24 00:48:34,738 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:48:34,739 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_25-1loop_file-26.i that has 2 procedures, 53 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 00:48:34,803 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:48:34,821 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;@71b0ad15, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:48:34,821 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:48:34,826 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 33 states have (on average 1.303030303030303) internal successors, (43), 34 states have internal predecessors, (43), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-24 00:48:34,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-24 00:48:34,836 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:48:34,837 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:48:34,838 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:48:34,843 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:48:34,844 INFO L85 PathProgramCache]: Analyzing trace with hash 229638208, now seen corresponding path program 1 times [2024-11-24 00:48:34,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:48:34,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454808978] [2024-11-24 00:48:34,854 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:48:34,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:48:34,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:48:35,161 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2024-11-24 00:48:35,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:48:35,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454808978] [2024-11-24 00:48:35,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454808978] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:48:35,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1436968095] [2024-11-24 00:48:35,163 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:48:35,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:48:35,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:48:35,166 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:48:35,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 00:48:35,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:48:35,410 INFO L256 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 00:48:35,417 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:48:35,455 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2024-11-24 00:48:35,455 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:48:35,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1436968095] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:48:35,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:48:35,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-24 00:48:35,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114301493] [2024-11-24 00:48:35,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:48:35,469 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 00:48:35,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:48:35,493 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 00:48:35,494 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:48:35,496 INFO L87 Difference]: Start difference. First operand has 53 states, 33 states have (on average 1.303030303030303) internal successors, (43), 34 states have internal predecessors, (43), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-24 00:48:35,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:48:35,536 INFO L93 Difference]: Finished difference Result 103 states and 168 transitions. [2024-11-24 00:48:35,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 00:48:35,539 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) Word has length 108 [2024-11-24 00:48:35,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:48:35,549 INFO L225 Difference]: With dead ends: 103 [2024-11-24 00:48:35,549 INFO L226 Difference]: Without dead ends: 49 [2024-11-24 00:48:35,553 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:48:35,559 INFO L435 NwaCegarLoop]: 74 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:48:35,562 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:48:35,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2024-11-24 00:48:35,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2024-11-24 00:48:35,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 30 states have (on average 1.2) internal successors, (36), 30 states have internal predecessors, (36), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-24 00:48:35,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 70 transitions. [2024-11-24 00:48:35,611 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 70 transitions. Word has length 108 [2024-11-24 00:48:35,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:48:35,611 INFO L471 AbstractCegarLoop]: Abstraction has 49 states and 70 transitions. [2024-11-24 00:48:35,612 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-24 00:48:35,612 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions. [2024-11-24 00:48:35,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-24 00:48:35,615 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:48:35,615 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:48:35,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-24 00:48:35,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-24 00:48:35,816 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:48:35,817 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:48:35,817 INFO L85 PathProgramCache]: Analyzing trace with hash 1256658618, now seen corresponding path program 1 times [2024-11-24 00:48:35,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:48:35,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312820728] [2024-11-24 00:48:35,817 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:48:35,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:48:35,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:48:35,958 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 00:48:36,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:48:36,116 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-24 00:48:36,116 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-24 00:48:36,118 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-24 00:48:36,120 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 00:48:36,126 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-24 00:48:36,218 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-24 00:48:36,222 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 12:48:36 BoogieIcfgContainer [2024-11-24 00:48:36,222 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-24 00:48:36,223 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 00:48:36,223 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 00:48:36,223 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 00:48:36,224 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:48:34" (3/4) ... [2024-11-24 00:48:36,226 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 00:48:36,227 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 00:48:36,228 INFO L158 Benchmark]: Toolchain (without parser) took 2386.93ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 56.3MB in the end (delta: 36.0MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2024-11-24 00:48:36,228 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:48:36,229 INFO L158 Benchmark]: CACSL2BoogieTranslator took 290.63ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 79.6MB in the end (delta: 12.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 00:48:36,229 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.75ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 77.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:48:36,230 INFO L158 Benchmark]: Boogie Preprocessor took 74.82ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 75.9MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:48:36,230 INFO L158 Benchmark]: RCFGBuilder took 437.13ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 61.7MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 00:48:36,231 INFO L158 Benchmark]: TraceAbstraction took 1511.23ms. Allocated memory is still 117.4MB. Free memory was 61.2MB in the beginning and 56.4MB in the end (delta: 4.8MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2024-11-24 00:48:36,232 INFO L158 Benchmark]: Witness Printer took 4.53ms. Allocated memory is still 117.4MB. Free memory was 56.4MB in the beginning and 56.3MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:48:36,235 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 290.63ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 79.6MB in the end (delta: 12.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.75ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 77.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 74.82ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 75.9MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 437.13ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 61.7MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1511.23ms. Allocated memory is still 117.4MB. Free memory was 61.2MB in the beginning and 56.4MB in the end (delta: 4.8MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. * Witness Printer took 4.53ms. Allocated memory is still 117.4MB. Free memory was 56.4MB in the beginning and 56.3MB 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 someBinaryArithmeticDOUBLEoperation at line 38, overapproximation of someBinaryDOUBLEComparisonOperation at line 72, overapproximation of someBinaryDOUBLEComparisonOperation at line 45, overapproximation of someBinaryDOUBLEComparisonOperation at line 92, overapproximation of someBinaryDOUBLEComparisonOperation at line 77, overapproximation of someBinaryDOUBLEComparisonOperation at line 78, overapproximation of someBinaryDOUBLEComparisonOperation at line 70, overapproximation of someBinaryDOUBLEComparisonOperation at line 80, overapproximation of someBinaryDOUBLEComparisonOperation at line 39, overapproximation of someBinaryDOUBLEComparisonOperation at line 68, overapproximation of someBinaryDOUBLEComparisonOperation at line 81. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -1; [L23] signed short int var_1_4 = 1; [L24] signed short int var_1_5 = -10; [L25] double var_1_6 = 10.4; [L26] double var_1_7 = 100000000000000.2; [L27] double var_1_8 = 99.4; [L28] double var_1_9 = 49.825; [L29] unsigned short int var_1_10 = 50; [L30] unsigned char var_1_11 = 0; [L31] double var_1_12 = 4.3; [L32] double var_1_13 = 2.875; [L33] unsigned short int var_1_14 = 64; [L34] unsigned short int var_1_15 = 50; VAL [isInitial=0, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=1, var_1_5=-10, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L96] isInitial = 1 [L97] FCALL initially() [L98] int k_loop; [L99] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=1, var_1_5=-10, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L99] COND TRUE k_loop < 1 VAL [isInitial=1, k_loop=0, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=1, var_1_5=-10, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L100] FCALL updateLastVariables() [L101] CALL updateVariables() [L61] var_1_4 = __VERIFIER_nondet_short() [L62] CALL assume_abort_if_not(var_1_4 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-10, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-10, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L62] RET assume_abort_if_not(var_1_4 >= -32767) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-10, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L63] CALL assume_abort_if_not(var_1_4 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-10, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-10, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L63] RET assume_abort_if_not(var_1_4 <= 32766) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-10, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L64] var_1_5 = __VERIFIER_nondet_short() [L65] CALL assume_abort_if_not(var_1_5 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L65] RET assume_abort_if_not(var_1_5 >= -32767) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L66] CALL assume_abort_if_not(var_1_5 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L66] RET assume_abort_if_not(var_1_5 <= 32766) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L67] var_1_7 = __VERIFIER_nondet_double() [L68] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5, var_1_8=497/5, var_1_9=1993/40] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5, var_1_8=497/5, var_1_9=1993/40] [L68] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5, var_1_8=497/5, var_1_9=1993/40] [L69] var_1_8 = __VERIFIER_nondet_double() [L70] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5, var_1_9=1993/40] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5, var_1_9=1993/40] [L70] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5, var_1_9=1993/40] [L71] var_1_9 = __VERIFIER_nondet_double() [L72] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L72] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L73] var_1_11 = __VERIFIER_nondet_uchar() [L74] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L74] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=50, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L75] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L75] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L76] var_1_12 = __VERIFIER_nondet_double() [L77] CALL assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L77] RET assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L78] CALL assume_abort_if_not(var_1_12 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L78] RET assume_abort_if_not(var_1_12 != 0.0F) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L79] var_1_13 = __VERIFIER_nondet_double() [L80] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L80] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L81] CALL assume_abort_if_not(var_1_13 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L81] RET assume_abort_if_not(var_1_13 != 0.0F) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L82] var_1_14 = __VERIFIER_nondet_ushort() [L83] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L83] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L84] CALL assume_abort_if_not(var_1_14 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_14=50, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_14=50, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L84] RET assume_abort_if_not(var_1_14 <= 65534) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_14=50, var_1_15=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L85] var_1_15 = __VERIFIER_nondet_ushort() [L86] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_14=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_14=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L86] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_14=50, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L87] CALL assume_abort_if_not(var_1_15 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_14=50, var_1_15=0, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_14=50, var_1_15=0, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L87] RET assume_abort_if_not(var_1_15 <= 65534) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_14=50, var_1_15=0, var_1_1=-1, var_1_4=-4, var_1_5=-3, var_1_6=52/5] [L101] RET updateVariables() [L102] CALL step() [L38] var_1_6 = (var_1_7 - (var_1_8 + var_1_9)) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_14=50, var_1_15=0, var_1_1=-1, var_1_4=-4, var_1_5=-3] [L39] COND FALSE !(var_1_6 > var_1_6) [L42] var_1_1 = ((((-4) < (var_1_5)) ? (-4) : (var_1_5))) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_14=50, var_1_15=0, var_1_1=-4, var_1_4=-4, var_1_5=-3] [L44] signed long int stepLocal_1 = 100; [L45] unsigned char stepLocal_0 = var_1_8 <= (var_1_7 + var_1_9); VAL [isInitial=1, stepLocal_0=0, stepLocal_1=100, var_1_10=50, var_1_11=0, var_1_14=50, var_1_15=0, var_1_1=-4, var_1_4=-4, var_1_5=-3] [L46] COND FALSE !(var_1_11 || stepLocal_0) VAL [isInitial=1, stepLocal_1=100, var_1_10=50, var_1_11=0, var_1_14=50, var_1_15=0, var_1_1=-4, var_1_4=-4, var_1_5=-3] [L102] RET step() [L103] CALL, EXPR property() [L92-L93] return (((var_1_6 > var_1_6) ? (var_1_1 == ((signed short int) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : (var_1_1 == ((signed short int) ((((-4) < (var_1_5)) ? (-4) : (var_1_5)))))) && (var_1_6 == ((double) (var_1_7 - (var_1_8 + var_1_9))))) && ((var_1_11 || (var_1_8 <= (var_1_7 + var_1_9))) ? ((((var_1_7 + var_1_6) / ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13)))) <= var_1_9) ? ((var_1_6 > 2.5) ? ((100 > var_1_1) ? (var_1_10 == ((unsigned short int) var_1_14)) : (var_1_10 == ((unsigned short int) var_1_15))) : (var_1_10 == ((unsigned short int) var_1_14))) : 1) : 1) ; VAL [\result=0, isInitial=1, var_1_10=50, var_1_11=0, var_1_14=50, var_1_15=0, var_1_1=-4, var_1_4=-4, var_1_5=-3] [L103] RET, EXPR property() [L103] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_14=50, var_1_15=0, var_1_1=-4, var_1_4=-4, var_1_5=-3] [L19] reach_error() VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_14=50, var_1_15=0, var_1_1=-4, var_1_4=-4, var_1_5=-3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 2, TraceHistogramMax: 17, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 74 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 74 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 109 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=53occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 324 NumberOfCodeBlocks, 324 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 214 ConstructedInterpolants, 0 QuantifiedInterpolants, 214 SizeOfPredicates, 0 NumberOfNonLiveVariables, 245 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1056/1088 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 00:48:36,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/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_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-26.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/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_120bf59d-d3aa-435b-9494-52eecb0ad313/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 7d44390716c3e327bc4beb7efa138c6b5ab5cd44b8f1ccacbe4ddf5d8ca0b09a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:48:39,120 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:48:39,232 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-24 00:48:39,238 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:48:39,239 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:48:39,265 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:48:39,266 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:48:39,266 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:48:39,267 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:48:39,267 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:48:39,267 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:48:39,267 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:48:39,267 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:48:39,268 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:48:39,268 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:48:39,268 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:48:39,268 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:48:39,268 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 00:48:39,268 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 00:48:39,268 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:48:39,269 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:48:39,269 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:48:39,269 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:48:39,269 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 00:48:39,269 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 00:48:39,269 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 00:48:39,269 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 00:48:39,269 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:48:39,269 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:48:39,270 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:48:39,270 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:48:39,270 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:48:39,270 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:48:39,270 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:48:39,270 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:48:39,270 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:48:39,271 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:48:39,271 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:48:39,271 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:48:39,271 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:48:39,271 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:48:39,271 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:48:39,271 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:48:39,271 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:48:39,272 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-24 00:48:39,272 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 00:48:39,272 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:48:39,272 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:48:39,272 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:48:39,272 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:48:39,272 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_120bf59d-d3aa-435b-9494-52eecb0ad313/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 -> 7d44390716c3e327bc4beb7efa138c6b5ab5cd44b8f1ccacbe4ddf5d8ca0b09a [2024-11-24 00:48:39,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:48:39,603 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:48:39,605 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:48:39,607 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:48:39,607 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:48:39,609 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-26.i [2024-11-24 00:48:42,790 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/data/5c0283a54/da70e02bc04d4848814809f45f5c0906/FLAGb50132b7d [2024-11-24 00:48:43,091 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:48:43,093 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-26.i [2024-11-24 00:48:43,105 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/data/5c0283a54/da70e02bc04d4848814809f45f5c0906/FLAGb50132b7d [2024-11-24 00:48:43,131 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/data/5c0283a54/da70e02bc04d4848814809f45f5c0906 [2024-11-24 00:48:43,134 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:48:43,135 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:48:43,138 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:48:43,138 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:48:43,143 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:48:43,144 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:48:43" (1/1) ... [2024-11-24 00:48:43,145 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@701437e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:43, skipping insertion in model container [2024-11-24 00:48:43,145 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:48:43" (1/1) ... [2024-11-24 00:48:43,167 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:48:43,359 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_120bf59d-d3aa-435b-9494-52eecb0ad313/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-26.i[915,928] [2024-11-24 00:48:43,449 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:48:43,470 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:48:43,483 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_120bf59d-d3aa-435b-9494-52eecb0ad313/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-26.i[915,928] [2024-11-24 00:48:43,521 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:48:43,546 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:48:43,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:43 WrapperNode [2024-11-24 00:48:43,547 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:48:43,548 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:48:43,548 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:48:43,550 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:48:43,557 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:43" (1/1) ... [2024-11-24 00:48:43,567 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:43" (1/1) ... [2024-11-24 00:48:43,593 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 111 [2024-11-24 00:48:43,593 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:48:43,594 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:48:43,594 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:48:43,594 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:48:43,604 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:43" (1/1) ... [2024-11-24 00:48:43,604 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:43" (1/1) ... [2024-11-24 00:48:43,608 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:43" (1/1) ... [2024-11-24 00:48:43,621 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 00:48:43,622 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:43" (1/1) ... [2024-11-24 00:48:43,622 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:43" (1/1) ... [2024-11-24 00:48:43,641 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:43" (1/1) ... [2024-11-24 00:48:43,642 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:43" (1/1) ... [2024-11-24 00:48:43,649 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:43" (1/1) ... [2024-11-24 00:48:43,654 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:43" (1/1) ... [2024-11-24 00:48:43,655 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:43" (1/1) ... [2024-11-24 00:48:43,658 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:48:43,659 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:48:43,659 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:48:43,660 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:48:43,661 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:43" (1/1) ... [2024-11-24 00:48:43,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:48:43,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:48:43,695 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:48:43,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:48:43,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:48:43,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-24 00:48:43,724 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 00:48:43,725 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 00:48:43,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:48:43,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:48:43,809 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:48:43,810 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:48:57,435 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-24 00:48:57,436 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:48:57,451 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:48:57,452 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-24 00:48:57,452 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:48:57 BoogieIcfgContainer [2024-11-24 00:48:57,452 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:48:57,458 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:48:57,458 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:48:57,465 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:48:57,466 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:48:43" (1/3) ... [2024-11-24 00:48:57,467 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69c888d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:48:57, skipping insertion in model container [2024-11-24 00:48:57,467 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:48:43" (2/3) ... [2024-11-24 00:48:57,468 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69c888d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:48:57, skipping insertion in model container [2024-11-24 00:48:57,469 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:48:57" (3/3) ... [2024-11-24 00:48:57,470 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-1loop_file-26.i [2024-11-24 00:48:57,487 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:48:57,489 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_25-1loop_file-26.i that has 2 procedures, 53 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 00:48:57,548 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:48:57,559 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;@5a7a680d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:48:57,560 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:48:57,563 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 33 states have (on average 1.303030303030303) internal successors, (43), 34 states have internal predecessors, (43), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-24 00:48:57,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-24 00:48:57,598 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:48:57,599 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:48:57,599 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:48:57,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:48:57,606 INFO L85 PathProgramCache]: Analyzing trace with hash 229638208, now seen corresponding path program 1 times [2024-11-24 00:48:57,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:48:57,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1483714258] [2024-11-24 00:48:57,623 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:48:57,624 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 00:48:57,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:48:57,628 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/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 00:48:57,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/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 00:48:58,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:48:58,893 INFO L256 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 00:48:58,901 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:48:58,968 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2024-11-24 00:48:58,970 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:48:58,973 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:48:58,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1483714258] [2024-11-24 00:48:58,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1483714258] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:48:58,974 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:48:58,974 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 00:48:58,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566708651] [2024-11-24 00:48:58,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:48:58,982 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 00:48:58,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:48:59,008 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 00:48:59,009 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:48:59,013 INFO L87 Difference]: Start difference. First operand has 53 states, 33 states have (on average 1.303030303030303) internal successors, (43), 34 states have internal predecessors, (43), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-24 00:48:59,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:48:59,056 INFO L93 Difference]: Finished difference Result 103 states and 168 transitions. [2024-11-24 00:48:59,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 00:48:59,059 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 108 [2024-11-24 00:48:59,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:48:59,067 INFO L225 Difference]: With dead ends: 103 [2024-11-24 00:48:59,068 INFO L226 Difference]: Without dead ends: 49 [2024-11-24 00:48:59,073 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:48:59,078 INFO L435 NwaCegarLoop]: 73 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:48:59,079 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:48:59,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2024-11-24 00:48:59,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2024-11-24 00:48:59,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 30 states have (on average 1.1666666666666667) internal successors, (35), 30 states have internal predecessors, (35), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-24 00:48:59,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 69 transitions. [2024-11-24 00:48:59,144 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 69 transitions. Word has length 108 [2024-11-24 00:48:59,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:48:59,146 INFO L471 AbstractCegarLoop]: Abstraction has 49 states and 69 transitions. [2024-11-24 00:48:59,146 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-24 00:48:59,146 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 69 transitions. [2024-11-24 00:48:59,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-24 00:48:59,150 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:48:59,151 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:48:59,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/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)] Forceful destruction successful, exit code 0 [2024-11-24 00:48:59,351 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/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 [2024-11-24 00:48:59,352 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:48:59,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:48:59,354 INFO L85 PathProgramCache]: Analyzing trace with hash 1256658618, now seen corresponding path program 1 times [2024-11-24 00:48:59,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:48:59,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [374135255] [2024-11-24 00:48:59,355 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:48:59,356 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 00:48:59,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:48:59,359 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/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 00:48:59,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_120bf59d-d3aa-435b-9494-52eecb0ad313/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 (3)] Waiting until timeout for monitored process [2024-11-24 00:49:00,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:49:00,772 INFO L256 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-24 00:49:00,783 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:49:48,373 WARN L286 SmtUtils]: Spent 13.80s on a formula simplification that was a NOOP. DAG size: 26 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-24 00:50:29,091 WARN L286 SmtUtils]: Spent 15.11s on a formula simplification that was a NOOP. DAG size: 41 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-24 00:50:53,554 WARN L286 SmtUtils]: Spent 5.41s 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 00:52:06,683 WARN L286 SmtUtils]: Spent 35.86s on a formula simplification that was a NOOP. DAG size: 52 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-24 00:53:47,451 WARN L286 SmtUtils]: Spent 30.16s on a formula simplification that was a NOOP. DAG size: 41 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-24 00:57:17,390 WARN L286 SmtUtils]: Spent 6.39s 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 00:57:33,611 WARN L286 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:57:46,270 WARN L286 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:57:54,628 WARN L286 SmtUtils]: Spent 8.36s 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 00:58:02,972 WARN L286 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:58:15,843 WARN L286 SmtUtils]: Spent 8.55s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:58:24,418 WARN L286 SmtUtils]: Spent 8.57s 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 00:58:32,754 WARN L286 SmtUtils]: Spent 8.33s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:58:45,797 WARN L286 SmtUtils]: Spent 8.33s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:59:03,064 WARN L286 SmtUtils]: Spent 8.36s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:59:17,112 WARN L286 SmtUtils]: Spent 6.49s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:59:30,446 WARN L286 SmtUtils]: Spent 8.38s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:59:38,813 WARN L286 SmtUtils]: Spent 8.37s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:59:51,482 WARN L286 SmtUtils]: Spent 8.36s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:59:59,897 WARN L286 SmtUtils]: Spent 8.41s 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 01:00:08,229 WARN L286 SmtUtils]: Spent 8.33s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:00:20,921 WARN L286 SmtUtils]: Spent 8.36s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:00:29,284 WARN L286 SmtUtils]: Spent 8.36s 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 01:00:37,643 WARN L286 SmtUtils]: Spent 8.36s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:00:50,834 WARN L286 SmtUtils]: Spent 8.56s 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 01:00:59,333 WARN L286 SmtUtils]: Spent 8.50s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:01:12,931 WARN L286 SmtUtils]: Spent 8.58s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:01:21,527 WARN L286 SmtUtils]: Spent 8.60s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:01:34,460 WARN L286 SmtUtils]: Spent 8.56s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:01:43,044 WARN L286 SmtUtils]: Spent 8.58s 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 01:01:51,649 WARN L286 SmtUtils]: Spent 8.60s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:02:04,342 WARN L286 SmtUtils]: Spent 8.35s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:02:12,672 WARN L286 SmtUtils]: Spent 8.33s 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 01:02:21,035 WARN L286 SmtUtils]: Spent 8.36s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:02:26,601 WARN L286 SmtUtils]: Spent 5.56s on a formula simplification. DAG size of input: 8 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:02:36,683 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:02:50,437 WARN L286 SmtUtils]: Spent 9.02s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:02:59,009 WARN L286 SmtUtils]: Spent 8.57s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:03:11,757 WARN L286 SmtUtils]: Spent 8.39s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:03:20,145 WARN L286 SmtUtils]: Spent 8.39s 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 01:03:28,683 WARN L286 SmtUtils]: Spent 8.54s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:03:41,417 WARN L286 SmtUtils]: Spent 8.38s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:03:50,060 WARN L286 SmtUtils]: Spent 8.64s 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)