./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-10.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB --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 693fe658b2ca4ad25f9280a2178ead2dc6e3ca2d95a440b95af5a93f050bab12 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:02:03,579 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:02:03,674 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 04:02:03,679 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:02:03,680 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:02:03,701 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:02:03,701 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:02:03,701 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:02:03,702 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:02:03,702 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:02:03,702 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:02:03,702 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:02:03,702 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:02:03,703 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:02:03,703 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:02:03,703 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:02:03,703 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:02:03,703 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:02:03,703 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:02:03,703 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:02:03,704 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:02:03,704 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:02:03,704 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:02:03,704 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:02:03,704 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:02:03,704 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:02:03,704 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:02:03,704 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:02:03,704 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:02:03,704 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:02:03,704 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:02:03,705 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:02:03,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:02:03,705 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:02:03,705 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:02:03,705 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:02:03,705 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:02:03,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:02:03,706 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:02:03,706 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:02:03,706 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:02:03,706 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:02:03,706 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:02:03,706 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:02:03,706 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:02:03,707 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:02:03,707 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:02:03,707 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:02:03,707 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_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 693fe658b2ca4ad25f9280a2178ead2dc6e3ca2d95a440b95af5a93f050bab12 [2024-11-28 04:02:03,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:02:03,966 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:02:03,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:02:03,970 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:02:03,970 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:02:03,971 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-10.i [2024-11-28 04:02:07,145 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/data/893593dc7/f946c8fe9186454eb6a590e169281e9d/FLAGd22f1347a [2024-11-28 04:02:07,464 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:02:07,465 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-10.i [2024-11-28 04:02:07,473 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/data/893593dc7/f946c8fe9186454eb6a590e169281e9d/FLAGd22f1347a [2024-11-28 04:02:07,489 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/data/893593dc7/f946c8fe9186454eb6a590e169281e9d [2024-11-28 04:02:07,492 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:02:07,494 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:02:07,496 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:02:07,496 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:02:07,502 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:02:07,503 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:02:07" (1/1) ... [2024-11-28 04:02:07,504 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2beb4410 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:07, skipping insertion in model container [2024-11-28 04:02:07,504 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:02:07" (1/1) ... [2024-11-28 04:02:07,526 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:02:07,708 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_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-10.i[915,928] [2024-11-28 04:02:07,760 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:02:07,772 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:02:07,788 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_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-10.i[915,928] [2024-11-28 04:02:07,819 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:02:07,835 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:02:07,835 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:07 WrapperNode [2024-11-28 04:02:07,835 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:02:07,837 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:02:07,837 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:02:07,837 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:02:07,845 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:07" (1/1) ... [2024-11-28 04:02:07,855 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:07" (1/1) ... [2024-11-28 04:02:07,886 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 121 [2024-11-28 04:02:07,886 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:02:07,887 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:02:07,887 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:02:07,887 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:02:07,899 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:07" (1/1) ... [2024-11-28 04:02:07,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:07" (1/1) ... [2024-11-28 04:02:07,902 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:07" (1/1) ... [2024-11-28 04:02:07,924 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]. [2024-11-28 04:02:07,925 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:07" (1/1) ... [2024-11-28 04:02:07,926 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:07" (1/1) ... [2024-11-28 04:02:07,940 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:07" (1/1) ... [2024-11-28 04:02:07,941 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:07" (1/1) ... [2024-11-28 04:02:07,951 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:07" (1/1) ... [2024-11-28 04:02:07,953 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:07" (1/1) ... [2024-11-28 04:02:07,958 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:07" (1/1) ... [2024-11-28 04:02:07,961 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:02:07,966 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:02:07,966 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:02:07,966 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:02:07,967 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:07" (1/1) ... [2024-11-28 04:02:07,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:02:07,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:02:08,016 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:02:08,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:02:08,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:02:08,055 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:02:08,055 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:02:08,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:02:08,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:02:08,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:02:08,143 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:02:08,146 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:02:08,568 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-28 04:02:08,568 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:02:08,586 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:02:08,586 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 04:02:08,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:02:08 BoogieIcfgContainer [2024-11-28 04:02:08,587 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:02:08,593 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:02:08,593 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:02:08,599 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:02:08,600 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:02:07" (1/3) ... [2024-11-28 04:02:08,601 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@392dcb91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:02:08, skipping insertion in model container [2024-11-28 04:02:08,601 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:07" (2/3) ... [2024-11-28 04:02:08,601 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@392dcb91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:02:08, skipping insertion in model container [2024-11-28 04:02:08,602 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:02:08" (3/3) ... [2024-11-28 04:02:08,604 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-1loop_file-10.i [2024-11-28 04:02:08,626 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:02:08,628 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_25-1loop_file-10.i that has 2 procedures, 53 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 04:02:08,705 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:02:08,716 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;@1ee2759b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:02:08,716 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:02:08,720 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 33 states have (on average 1.2727272727272727) internal successors, (42), 34 states have internal predecessors, (42), 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) [2024-11-28 04:02:08,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-28 04:02:08,730 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:02:08,730 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, 1] [2024-11-28 04:02:08,731 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:02:08,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:02:08,736 INFO L85 PathProgramCache]: Analyzing trace with hash 477631900, now seen corresponding path program 1 times [2024-11-28 04:02:08,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:02:08,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957529581] [2024-11-28 04:02:08,744 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:02:08,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:02:08,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:02:10,401 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:02:10,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:02:10,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957529581] [2024-11-28 04:02:10,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1957529581] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:02:10,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:02:10,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:02:10,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173719250] [2024-11-28 04:02:10,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:02:10,412 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:02:10,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:02:10,433 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:02:10,433 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:02:10,436 INFO L87 Difference]: Start difference. First operand has 53 states, 33 states have (on average 1.2727272727272727) internal successors, (42), 34 states have internal predecessors, (42), 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 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:02:10,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:02:10,688 INFO L93 Difference]: Finished difference Result 148 states and 245 transitions. [2024-11-28 04:02:10,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:02:10,692 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 109 [2024-11-28 04:02:10,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:02:10,703 INFO L225 Difference]: With dead ends: 148 [2024-11-28 04:02:10,703 INFO L226 Difference]: Without dead ends: 90 [2024-11-28 04:02:10,706 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:02:10,711 INFO L435 NwaCegarLoop]: 126 mSDtfsCounter, 58 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 217 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:02:10,712 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 217 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 04:02:10,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-11-28 04:02:10,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 87. [2024-11-28 04:02:10,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 52 states have (on average 1.1346153846153846) internal successors, (59), 53 states have internal predecessors, (59), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 31 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-28 04:02:10,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 123 transitions. [2024-11-28 04:02:10,777 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 123 transitions. Word has length 109 [2024-11-28 04:02:10,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:02:10,779 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 123 transitions. [2024-11-28 04:02:10,779 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:02:10,780 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 123 transitions. [2024-11-28 04:02:10,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-28 04:02:10,784 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:02:10,784 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, 1, 1] [2024-11-28 04:02:10,785 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 04:02:10,785 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:02:10,787 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:02:10,787 INFO L85 PathProgramCache]: Analyzing trace with hash 627293519, now seen corresponding path program 1 times [2024-11-28 04:02:10,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:02:10,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472086520] [2024-11-28 04:02:10,789 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:02:10,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:02:10,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:02:11,315 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:02:11,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:02:11,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472086520] [2024-11-28 04:02:11,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472086520] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:02:11,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:02:11,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:02:11,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000697994] [2024-11-28 04:02:11,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:02:11,319 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:02:11,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:02:11,319 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:02:11,319 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:02:11,320 INFO L87 Difference]: Start difference. First operand 87 states and 123 transitions. Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:02:11,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:02:11,598 INFO L93 Difference]: Finished difference Result 210 states and 299 transitions. [2024-11-28 04:02:11,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:02:11,600 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 110 [2024-11-28 04:02:11,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:02:11,607 INFO L225 Difference]: With dead ends: 210 [2024-11-28 04:02:11,607 INFO L226 Difference]: Without dead ends: 126 [2024-11-28 04:02:11,608 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:02:11,609 INFO L435 NwaCegarLoop]: 129 mSDtfsCounter, 62 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 274 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:02:11,611 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 274 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 04:02:11,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2024-11-28 04:02:11,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 87. [2024-11-28 04:02:11,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 52 states have (on average 1.1153846153846154) internal successors, (58), 53 states have internal predecessors, (58), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 31 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-28 04:02:11,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 122 transitions. [2024-11-28 04:02:11,639 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 122 transitions. Word has length 110 [2024-11-28 04:02:11,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:02:11,640 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 122 transitions. [2024-11-28 04:02:11,640 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:02:11,640 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 122 transitions. [2024-11-28 04:02:11,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-28 04:02:11,644 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:02:11,644 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, 1, 1] [2024-11-28 04:02:11,644 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 04:02:11,644 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:02:11,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:02:11,645 INFO L85 PathProgramCache]: Analyzing trace with hash 1975188780, now seen corresponding path program 1 times [2024-11-28 04:02:11,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:02:11,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618718235] [2024-11-28 04:02:11,645 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:02:11,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:02:11,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-28 04:02:11,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [530630834] [2024-11-28 04:02:11,734 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:02:11,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:02:11,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:02:11,739 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:02:11,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 04:02:11,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:02:11,903 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:02:11,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:02:12,037 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 04:02:12,038 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 04:02:12,039 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 04:02:12,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-28 04:02:12,241 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:02:12,245 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-28 04:02:12,345 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 04:02:12,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:02:12 BoogieIcfgContainer [2024-11-28 04:02:12,355 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 04:02:12,358 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:02:12,358 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:02:12,358 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:02:12,359 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:02:08" (3/4) ... [2024-11-28 04:02:12,362 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 04:02:12,363 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:02:12,364 INFO L158 Benchmark]: Toolchain (without parser) took 4869.96ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 64.0MB in the end (delta: 29.2MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2024-11-28 04:02:12,364 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:02:12,365 INFO L158 Benchmark]: CACSL2BoogieTranslator took 339.85ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 80.2MB in the end (delta: 12.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:02:12,365 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.55ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 78.0MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:02:12,365 INFO L158 Benchmark]: Boogie Preprocessor took 78.27ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 75.5MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:02:12,365 INFO L158 Benchmark]: RCFGBuilder took 620.97ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 59.4MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:02:12,366 INFO L158 Benchmark]: TraceAbstraction took 3762.86ms. Allocated memory is still 117.4MB. Free memory was 58.9MB in the beginning and 65.1MB in the end (delta: -6.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:02:12,366 INFO L158 Benchmark]: Witness Printer took 5.33ms. Allocated memory is still 117.4MB. Free memory was 64.0MB in the beginning and 64.0MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:02:12,370 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 339.85ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 80.2MB in the end (delta: 12.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.55ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 78.0MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 78.27ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 75.5MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 620.97ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 59.4MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 3762.86ms. Allocated memory is still 117.4MB. Free memory was 58.9MB in the beginning and 65.1MB in the end (delta: -6.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.33ms. Allocated memory is still 117.4MB. Free memory was 64.0MB in the beginning and 64.0MB 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 42, overapproximation of someBinaryArithmeticDOUBLEoperation at line 61, overapproximation of someBinaryDOUBLEComparisonOperation at line 60, overapproximation of someBinaryDOUBLEComparisonOperation at line 76, overapproximation of someBinaryDOUBLEComparisonOperation at line 82, overapproximation of someBinaryDOUBLEComparisonOperation at line 100, overapproximation of someBinaryDOUBLEComparisonOperation at line 78, overapproximation of someBinaryDOUBLEComparisonOperation at line 74, overapproximation of someBinaryDOUBLEComparisonOperation at line 72, overapproximation of someBinaryDOUBLEComparisonOperation at line 80. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 5; [L23] unsigned long int var_1_2 = 8; [L24] double var_1_3 = 9.15; [L25] double var_1_6 = 1000000.875; [L26] double var_1_7 = 49.25; [L27] double var_1_8 = 1000000000.8; [L28] double var_1_9 = 7.85; [L29] double var_1_10 = 15.5; [L30] double var_1_11 = 49.875; [L31] unsigned char var_1_12 = 4; [L32] unsigned char var_1_13 = 0; [L33] unsigned short int var_1_14 = 42290; [L34] unsigned short int var_1_15 = 2; [L35] unsigned char var_1_16 = 32; [L36] double var_1_17 = 64.4; [L37] signed long int var_1_18 = 0; [L38] signed char var_1_19 = -1; VAL [isInitial=0, var_1_10=31/2, var_1_11=399/8, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=8, var_1_3=183/20, var_1_6=8000007/8, var_1_7=197/4, var_1_8=5000000004/5, var_1_9=157/20] [L104] isInitial = 1 [L105] FCALL initially() [L106] int k_loop; [L107] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_10=31/2, var_1_11=399/8, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=8, var_1_3=183/20, var_1_6=8000007/8, var_1_7=197/4, var_1_8=5000000004/5, var_1_9=157/20] [L107] COND TRUE k_loop < 1 VAL [isInitial=1, k_loop=0, var_1_10=31/2, var_1_11=399/8, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=8, var_1_3=183/20, var_1_6=8000007/8, var_1_7=197/4, var_1_8=5000000004/5, var_1_9=157/20] [L108] FCALL updateLastVariables() [L109] CALL updateVariables() [L68] var_1_2 = __VERIFIER_nondet_ulong() [L69] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=31/2, var_1_11=399/8, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_3=183/20, var_1_6=8000007/8, var_1_7=197/4, var_1_8=5000000004/5, var_1_9=157/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=31/2, var_1_11=399/8, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_3=183/20, var_1_6=8000007/8, var_1_7=197/4, var_1_8=5000000004/5, var_1_9=157/20] [L69] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=31/2, var_1_11=399/8, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_3=183/20, var_1_6=8000007/8, var_1_7=197/4, var_1_8=5000000004/5, var_1_9=157/20] [L70] CALL assume_abort_if_not(var_1_2 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=31/2, var_1_11=399/8, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20, var_1_6=8000007/8, var_1_7=197/4, var_1_8=5000000004/5, var_1_9=157/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=31/2, var_1_11=399/8, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20, var_1_6=8000007/8, var_1_7=197/4, var_1_8=5000000004/5, var_1_9=157/20] [L70] RET assume_abort_if_not(var_1_2 <= 4294967294) VAL [isInitial=1, var_1_10=31/2, var_1_11=399/8, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20, var_1_6=8000007/8, var_1_7=197/4, var_1_8=5000000004/5, var_1_9=157/20] [L71] var_1_6 = __VERIFIER_nondet_double() [L72] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=31/2, var_1_11=399/8, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20, var_1_7=197/4, var_1_8=5000000004/5, var_1_9=157/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=31/2, var_1_11=399/8, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20, var_1_7=197/4, var_1_8=5000000004/5, var_1_9=157/20] [L72] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=31/2, var_1_11=399/8, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20, var_1_7=197/4, var_1_8=5000000004/5, var_1_9=157/20] [L73] var_1_7 = __VERIFIER_nondet_double() [L74] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=31/2, var_1_11=399/8, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20, var_1_8=5000000004/5, var_1_9=157/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=31/2, var_1_11=399/8, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20, var_1_8=5000000004/5, var_1_9=157/20] [L74] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=31/2, var_1_11=399/8, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20, var_1_8=5000000004/5, var_1_9=157/20] [L75] var_1_8 = __VERIFIER_nondet_double() [L76] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && 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=31/2, var_1_11=399/8, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20, var_1_9=157/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=31/2, var_1_11=399/8, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20, var_1_9=157/20] [L76] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=31/2, var_1_11=399/8, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20, var_1_9=157/20] [L77] var_1_9 = __VERIFIER_nondet_double() [L78] 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=31/2, var_1_11=399/8, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=31/2, var_1_11=399/8, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L78] 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=31/2, var_1_11=399/8, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L79] var_1_10 = __VERIFIER_nondet_double() [L80] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=399/8, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=399/8, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L80] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=399/8, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L81] var_1_11 = __VERIFIER_nondet_double() [L82] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L82] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L83] var_1_13 = __VERIFIER_nondet_uchar() [L84] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=4, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=4, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L84] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_12=4, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L85] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L85] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_12=4, var_1_13=0, var_1_14=42290, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L86] var_1_14 = __VERIFIER_nondet_ushort() [L87] CALL assume_abort_if_not(var_1_14 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L87] RET assume_abort_if_not(var_1_14 >= 32767) VAL [isInitial=1, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L88] CALL assume_abort_if_not(var_1_14 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L88] RET assume_abort_if_not(var_1_14 <= 65535) VAL [isInitial=1, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=2, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L89] var_1_15 = __VERIFIER_nondet_ushort() [L90] CALL assume_abort_if_not(var_1_15 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=1, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=1, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L90] RET assume_abort_if_not(var_1_15 >= 1) VAL [isInitial=1, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=1, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L91] CALL assume_abort_if_not(var_1_15 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=1, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=1, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L91] RET assume_abort_if_not(var_1_15 <= 32766) VAL [isInitial=1, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=1, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L92] CALL assume_abort_if_not(var_1_15 != 32767) VAL [\old(cond)=1, isInitial=1, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=1, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=1, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L92] RET assume_abort_if_not(var_1_15 != 32767) VAL [isInitial=1, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=1, var_1_16=32, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L93] var_1_16 = __VERIFIER_nondet_uchar() [L94] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=1, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=1, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L94] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=1, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L95] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=1, var_1_16=-2, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=1, var_1_16=-2, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L95] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=1, var_1_16=-2, var_1_17=322/5, var_1_18=0, var_1_19=-1, var_1_1=5, var_1_2=0, var_1_3=183/20] [L109] RET updateVariables() [L110] CALL step() [L42] var_1_17 = (var_1_8 + var_1_9) [L43] var_1_18 = var_1_15 [L44] var_1_19 = 8 [L45] unsigned long int stepLocal_1 = var_1_2; VAL [isInitial=1, stepLocal_1=0, var_1_12=4, var_1_13=0, var_1_14=32767, var_1_15=1, var_1_16=-2, var_1_18=1, var_1_19=8, var_1_1=5, var_1_2=0, var_1_3=183/20] [L46] COND FALSE !(\read(var_1_13)) [L53] var_1_12 = var_1_16 VAL [isInitial=1, stepLocal_1=0, var_1_12=-2, var_1_13=0, var_1_14=32767, var_1_15=1, var_1_16=-2, var_1_18=1, var_1_19=8, var_1_1=5, var_1_2=0, var_1_3=183/20] [L55] var_1_1 = var_1_12 [L56] unsigned char stepLocal_0 = var_1_12; VAL [isInitial=1, stepLocal_0=-2, stepLocal_1=0, var_1_12=-2, var_1_13=0, var_1_14=32767, var_1_15=1, var_1_16=-2, var_1_18=1, var_1_19=8, var_1_1=254, var_1_2=0, var_1_3=183/20] [L57] COND FALSE !(stepLocal_0 < var_1_1) VAL [isInitial=1, stepLocal_1=0, var_1_12=-2, var_1_13=0, var_1_14=32767, var_1_15=1, var_1_16=-2, var_1_18=1, var_1_19=8, var_1_1=254, var_1_2=0, var_1_3=183/20] [L60] COND TRUE (- var_1_17) == (var_1_6 - var_1_7) [L61] var_1_3 = (var_1_8 + (var_1_9 - ((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))))) VAL [isInitial=1, stepLocal_1=0, var_1_12=-2, var_1_13=0, var_1_14=32767, var_1_15=1, var_1_16=-2, var_1_18=1, var_1_19=8, var_1_1=254, var_1_2=0] [L110] RET step() [L111] CALL, EXPR property() [L100-L101] return (((((var_1_1 == ((unsigned long int) var_1_12)) && ((var_1_12 < var_1_1) ? (var_1_3 == ((double) -0.5)) : (((- var_1_17) == (var_1_6 - var_1_7)) ? (var_1_3 == ((double) (var_1_8 + (var_1_9 - ((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))))))) : (var_1_3 == ((double) 50.125))))) && (var_1_13 ? (((var_1_18 / (var_1_14 - var_1_15)) <= var_1_2) ? (var_1_12 == ((unsigned char) var_1_16)) : (var_1_12 == ((unsigned char) 16))) : (var_1_12 == ((unsigned char) var_1_16)))) && (var_1_17 == ((double) (var_1_8 + var_1_9)))) && (var_1_18 == ((signed long int) var_1_15))) && (var_1_19 == ((signed char) 8)) ; VAL [\result=0, isInitial=1, var_1_12=-2, var_1_13=0, var_1_14=32767, var_1_15=1, var_1_16=-2, var_1_18=1, var_1_19=8, var_1_1=254, var_1_2=0] [L111] RET, EXPR property() [L111] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_12=-2, var_1_13=0, var_1_14=32767, var_1_15=1, var_1_16=-2, var_1_18=1, var_1_19=8, var_1_1=254, var_1_2=0] [L19] reach_error() VAL [isInitial=1, var_1_12=-2, var_1_13=0, var_1_14=32767, var_1_15=1, var_1_16=-2, var_1_18=1, var_1_19=8, var_1_1=254, var_1_2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.6s, OverallIterations: 3, TraceHistogramMax: 17, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 120 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 120 mSDsluCounter, 491 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 236 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 103 IncrementalHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 255 mSDtfsCounter, 103 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=87occurred in iteration=1, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 42 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 439 NumberOfCodeBlocks, 439 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 217 ConstructedInterpolants, 0 QuantifiedInterpolants, 292 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 1088/1088 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 [2024-11-28 04:02:12,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB --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 693fe658b2ca4ad25f9280a2178ead2dc6e3ca2d95a440b95af5a93f050bab12 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:02:14,978 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:02:15,088 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 04:02:15,094 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:02:15,094 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:02:15,149 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:02:15,150 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:02:15,150 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:02:15,150 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:02:15,150 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:02:15,150 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:02:15,150 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:02:15,151 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:02:15,151 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:02:15,151 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:02:15,155 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:02:15,155 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:02:15,156 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:02:15,156 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:02:15,156 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:02:15,156 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:02:15,156 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:02:15,156 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:02:15,156 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 04:02:15,156 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 04:02:15,156 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 04:02:15,156 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:02:15,156 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:02:15,157 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:02:15,157 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:02:15,157 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:02:15,157 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:02:15,157 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:02:15,157 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:02:15,157 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:02:15,157 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:02:15,157 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:02:15,157 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:02:15,158 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:02:15,158 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:02:15,158 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:02:15,158 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:02:15,158 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:02:15,158 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:02:15,158 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 04:02:15,158 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 04:02:15,158 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:02:15,158 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:02:15,159 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:02:15,159 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:02:15,159 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_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 693fe658b2ca4ad25f9280a2178ead2dc6e3ca2d95a440b95af5a93f050bab12 [2024-11-28 04:02:15,441 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:02:15,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:02:15,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:02:15,452 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:02:15,453 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:02:15,454 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-10.i [2024-11-28 04:02:18,356 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/data/2e2d00e84/6fa7a3013c644b229454043ae2e02558/FLAG6e952ea64 [2024-11-28 04:02:18,689 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:02:18,689 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-10.i [2024-11-28 04:02:18,724 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/data/2e2d00e84/6fa7a3013c644b229454043ae2e02558/FLAG6e952ea64 [2024-11-28 04:02:18,758 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/data/2e2d00e84/6fa7a3013c644b229454043ae2e02558 [2024-11-28 04:02:18,761 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:02:18,764 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:02:18,765 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:02:18,767 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:02:18,772 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:02:18,772 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:02:18" (1/1) ... [2024-11-28 04:02:18,773 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@545d0930 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:18, skipping insertion in model container [2024-11-28 04:02:18,776 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:02:18" (1/1) ... [2024-11-28 04:02:18,796 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:02:18,962 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_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-10.i[915,928] [2024-11-28 04:02:19,034 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:02:19,053 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:02:19,066 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_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-10.i[915,928] [2024-11-28 04:02:19,106 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:02:19,134 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:02:19,135 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:19 WrapperNode [2024-11-28 04:02:19,135 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:02:19,136 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:02:19,137 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:02:19,138 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:02:19,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:19" (1/1) ... [2024-11-28 04:02:19,164 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:19" (1/1) ... [2024-11-28 04:02:19,197 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 121 [2024-11-28 04:02:19,201 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:02:19,202 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:02:19,202 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:02:19,202 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:02:19,212 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:19" (1/1) ... [2024-11-28 04:02:19,213 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:19" (1/1) ... [2024-11-28 04:02:19,217 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:19" (1/1) ... [2024-11-28 04:02:19,236 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]. [2024-11-28 04:02:19,237 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:19" (1/1) ... [2024-11-28 04:02:19,237 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:19" (1/1) ... [2024-11-28 04:02:19,254 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:19" (1/1) ... [2024-11-28 04:02:19,255 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:19" (1/1) ... [2024-11-28 04:02:19,261 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:19" (1/1) ... [2024-11-28 04:02:19,263 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:19" (1/1) ... [2024-11-28 04:02:19,268 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:19" (1/1) ... [2024-11-28 04:02:19,271 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:02:19,276 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:02:19,276 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:02:19,276 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:02:19,277 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:19" (1/1) ... [2024-11-28 04:02:19,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:02:19,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:02:19,326 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:02:19,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:02:19,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:02:19,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 04:02:19,359 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:02:19,359 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:02:19,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:02:19,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:02:19,448 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:02:19,451 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:02:25,448 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-28 04:02:25,450 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:02:25,467 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:02:25,468 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 04:02:25,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:02:25 BoogieIcfgContainer [2024-11-28 04:02:25,469 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:02:25,471 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:02:25,471 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:02:25,477 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:02:25,477 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:02:18" (1/3) ... [2024-11-28 04:02:25,478 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4699c8dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:02:25, skipping insertion in model container [2024-11-28 04:02:25,478 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:02:19" (2/3) ... [2024-11-28 04:02:25,479 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4699c8dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:02:25, skipping insertion in model container [2024-11-28 04:02:25,479 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:02:25" (3/3) ... [2024-11-28 04:02:25,480 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-1loop_file-10.i [2024-11-28 04:02:25,497 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:02:25,499 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_25-1loop_file-10.i that has 2 procedures, 53 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 04:02:25,572 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:02:25,585 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;@3adf9822, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:02:25,586 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:02:25,590 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 33 states have (on average 1.2727272727272727) internal successors, (42), 34 states have internal predecessors, (42), 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) [2024-11-28 04:02:25,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-28 04:02:25,604 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:02:25,605 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, 1] [2024-11-28 04:02:25,605 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:02:25,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:02:25,614 INFO L85 PathProgramCache]: Analyzing trace with hash 477631900, now seen corresponding path program 1 times [2024-11-28 04:02:25,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:02:25,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1797286213] [2024-11-28 04:02:25,629 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:02:25,630 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 [2024-11-28 04:02:25,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:02:25,635 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:02:25,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:02:26,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:02:26,358 INFO L256 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 04:02:26,367 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:02:26,478 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:02:26,479 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:02:26,479 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:02:26,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1797286213] [2024-11-28 04:02:26,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1797286213] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:02:26,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:02:26,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:02:26,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152765034] [2024-11-28 04:02:26,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:02:26,490 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:02:26,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:02:26,512 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:02:26,512 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:02:26,514 INFO L87 Difference]: Start difference. First operand has 53 states, 33 states have (on average 1.2727272727272727) internal successors, (42), 34 states have internal predecessors, (42), 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 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:02:28,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:02:28,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:02:28,904 INFO L93 Difference]: Finished difference Result 103 states and 166 transitions. [2024-11-28 04:02:28,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:02:28,938 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 109 [2024-11-28 04:02:28,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:02:28,948 INFO L225 Difference]: With dead ends: 103 [2024-11-28 04:02:28,948 INFO L226 Difference]: Without dead ends: 49 [2024-11-28 04:02:28,953 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:02:28,957 INFO L435 NwaCegarLoop]: 71 mSDtfsCounter, 0 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:02:28,960 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 138 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-28 04:02:28,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2024-11-28 04:02:28,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2024-11-28 04:02:28,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 30 states have (on average 1.1333333333333333) internal successors, (34), 30 states have internal predecessors, (34), 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) [2024-11-28 04:02:28,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 68 transitions. [2024-11-28 04:02:28,999 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 68 transitions. Word has length 109 [2024-11-28 04:02:29,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:02:29,002 INFO L471 AbstractCegarLoop]: Abstraction has 49 states and 68 transitions. [2024-11-28 04:02:29,003 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:02:29,003 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2024-11-28 04:02:29,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-28 04:02:29,010 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:02:29,010 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, 1, 1] [2024-11-28 04:02:29,021 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-28 04:02:29,211 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:02:29,211 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:02:29,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:02:29,212 INFO L85 PathProgramCache]: Analyzing trace with hash 1975188780, now seen corresponding path program 1 times [2024-11-28 04:02:29,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:02:29,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [700321880] [2024-11-28 04:02:29,213 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:02:29,213 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 [2024-11-28 04:02:29,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:02:29,217 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 04:02:29,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ebc74c5-7642-466c-a2a9-d7fa062cb6a7/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:02:29,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:02:29,808 INFO L256 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-28 04:02:29,817 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:03:18,267 WARN L286 SmtUtils]: Spent 8.09s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:03:25,532 WARN L286 SmtUtils]: Spent 7.26s 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) [2024-11-28 04:03:33,599 WARN L286 SmtUtils]: Spent 8.07s 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) [2024-11-28 04:03:41,704 WARN L286 SmtUtils]: Spent 8.10s 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) [2024-11-28 04:03:49,777 WARN L286 SmtUtils]: Spent 8.07s 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) [2024-11-28 04:03:57,850 WARN L286 SmtUtils]: Spent 8.07s 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) [2024-11-28 04:04:05,924 WARN L286 SmtUtils]: Spent 8.07s 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) [2024-11-28 04:04:13,980 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 04:04:22,040 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 04:04:30,096 WARN L286 SmtUtils]: Spent 8.06s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:04:38,158 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 04:04:46,220 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 04:04:54,349 WARN L286 SmtUtils]: Spent 8.13s 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) [2024-11-28 04:05:02,007 WARN L286 SmtUtils]: Spent 7.66s 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) [2024-11-28 04:05:10,126 WARN L286 SmtUtils]: Spent 8.12s 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) [2024-11-28 04:05:18,234 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:05:26,388 WARN L286 SmtUtils]: Spent 8.15s 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) [2024-11-28 04:05:34,459 WARN L286 SmtUtils]: Spent 8.07s 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) [2024-11-28 04:05:42,587 WARN L286 SmtUtils]: Spent 8.13s 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) [2024-11-28 04:05:50,651 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 04:05:54,670 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode .cse2)) (.cse4 ((_ to_fp 11 53) c_currentRoundingMode .cse3))) (and (fp.leq c_~var_1_9~0 .cse0) (fp.eq (fp.neg c_~var_1_17~0) (fp.sub c_currentRoundingMode c_~var_1_6~0 c_~var_1_7~0)) (= (_ bv8 8) c_~var_1_19~0) (= c_~var_1_1~0 ((_ zero_extend 24) c_~var_1_12~0)) (let ((.cse1 (fp.gt c_~var_1_10~0 c_~var_1_11~0))) (or (and (= c_~var_1_3~0 (fp.add c_currentRoundingMode c_~var_1_8~0 (fp.sub c_currentRoundingMode c_~var_1_9~0 c_~var_1_10~0))) .cse1) (and (not .cse1) (= c_~var_1_3~0 (fp.add c_currentRoundingMode c_~var_1_8~0 (fp.sub c_currentRoundingMode c_~var_1_9~0 c_~var_1_11~0)))))) (= c_~var_1_12~0 c_~var_1_16~0) (or (and (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse2))) (fp.leq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse3)))) (and (fp.geq c_~var_1_8~0 .cse4) (fp.leq c_~var_1_8~0 .cse0))) (fp.leq c_~var_1_11~0 .cse0) (fp.geq c_~var_1_11~0 .cse4) (fp.geq c_~var_1_9~0 .cse4) (= ((_ zero_extend 16) c_~var_1_15~0) c_~var_1_18~0) (= (_ bv0 8) c_~var_1_13~0) (= c_currentRoundingMode roundNearestTiesToEven) (= c_~var_1_17~0 (fp.add c_currentRoundingMode c_~var_1_8~0 c_~var_1_9~0))))) is different from false [2024-11-28 04:06:18,742 WARN L286 SmtUtils]: Spent 8.07s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:06:31,022 WARN L286 SmtUtils]: Spent 8.10s 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) [2024-11-28 04:06:37,147 WARN L286 SmtUtils]: Spent 6.12s 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) [2024-11-28 04:06:53,409 WARN L286 SmtUtils]: Spent 8.09s 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) [2024-11-28 04:07:01,505 WARN L286 SmtUtils]: Spent 8.09s 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) [2024-11-28 04:07:17,770 WARN L286 SmtUtils]: Spent 8.09s 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) [2024-11-28 04:07:25,869 WARN L286 SmtUtils]: Spent 8.10s 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) [2024-11-28 04:07:33,957 WARN L286 SmtUtils]: Spent 8.09s 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) [2024-11-28 04:07:42,042 WARN L286 SmtUtils]: Spent 8.09s 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) [2024-11-28 04:07:54,403 WARN L286 SmtUtils]: Spent 8.08s 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) [2024-11-28 04:08:10,704 WARN L286 SmtUtils]: Spent 8.09s 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) [2024-11-28 04:08:27,088 WARN L286 SmtUtils]: Spent 8.09s 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) [2024-11-28 04:08:39,582 WARN L286 SmtUtils]: Spent 8.11s 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) [2024-11-28 04:08:47,724 WARN L286 SmtUtils]: Spent 8.10s 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) [2024-11-28 04:08:59,978 WARN L286 SmtUtils]: Spent 8.09s 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) [2024-11-28 04:09:08,065 WARN L286 SmtUtils]: Spent 8.08s 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) [2024-11-28 04:09:24,118 WARN L286 SmtUtils]: Spent 7.85s 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) [2024-11-28 04:09:32,217 WARN L286 SmtUtils]: Spent 8.10s 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) [2024-11-28 04:09:48,529 WARN L286 SmtUtils]: Spent 8.10s 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) [2024-11-28 04:09:56,628 WARN L286 SmtUtils]: Spent 8.10s 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) [2024-11-28 04:10:04,758 WARN L286 SmtUtils]: Spent 8.13s 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) [2024-11-28 04:10:12,879 WARN L286 SmtUtils]: Spent 8.12s 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) [2024-11-28 04:10:25,295 WARN L286 SmtUtils]: Spent 8.10s 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) [2024-11-28 04:10:41,638 WARN L286 SmtUtils]: Spent 8.10s 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) [2024-11-28 04:10:58,044 WARN L286 SmtUtils]: Spent 8.10s 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) [2024-11-28 04:11:10,471 WARN L286 SmtUtils]: Spent 8.09s 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) [2024-11-28 04:11:20,801 WARN L286 SmtUtils]: Spent 8.17s 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) [2024-11-28 04:11:28,881 WARN L286 SmtUtils]: Spent 8.08s 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) [2024-11-28 04:11:37,491 WARN L286 SmtUtils]: Spent 6.22s 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) [2024-11-28 04:11:45,599 WARN L286 SmtUtils]: Spent 8.11s 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) [2024-11-28 04:11:53,703 WARN L286 SmtUtils]: Spent 8.10s 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) [2024-11-28 04:12:04,280 WARN L286 SmtUtils]: Spent 8.09s 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) [2024-11-28 04:12:12,380 WARN L286 SmtUtils]: Spent 8.10s 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) [2024-11-28 04:12:24,613 WARN L286 SmtUtils]: Spent 8.12s 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) [2024-11-28 04:12:32,720 WARN L286 SmtUtils]: Spent 8.11s 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) [2024-11-28 04:12:40,824 WARN L286 SmtUtils]: Spent 8.10s 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) [2024-11-28 04:12:48,927 WARN L286 SmtUtils]: Spent 8.10s 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) [2024-11-28 04:13:01,246 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:13:06,571 WARN L286 SmtUtils]: Spent 5.32s 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) [2024-11-28 04:13:14,672 WARN L286 SmtUtils]: Spent 8.10s 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) [2024-11-28 04:13:22,780 WARN L286 SmtUtils]: Spent 8.11s 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) [2024-11-28 04:13:30,884 WARN L286 SmtUtils]: Spent 8.10s 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) [2024-11-28 04:13:38,977 WARN L286 SmtUtils]: Spent 8.09s 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) [2024-11-28 04:13:47,091 WARN L286 SmtUtils]: Spent 8.11s 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) [2024-11-28 04:13:55,176 WARN L286 SmtUtils]: Spent 8.08s 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) [2024-11-28 04:14:03,287 WARN L286 SmtUtils]: Spent 8.11s 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) [2024-11-28 04:14:11,405 WARN L286 SmtUtils]: Spent 8.12s 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) [2024-11-28 04:14:23,402 WARN L286 SmtUtils]: Spent 8.10s 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) [2024-11-28 04:14:31,510 WARN L286 SmtUtils]: Spent 8.11s 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) [2024-11-28 04:14:38,543 WARN L286 SmtUtils]: Spent 7.03s 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) [2024-11-28 04:14:46,653 WARN L286 SmtUtils]: Spent 8.11s 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) [2024-11-28 04:14:54,754 WARN L286 SmtUtils]: Spent 8.10s 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) [2024-11-28 04:15:04,563 WARN L286 SmtUtils]: Spent 8.10s 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) [2024-11-28 04:15:12,675 WARN L286 SmtUtils]: Spent 8.11s 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) [2024-11-28 04:15:20,781 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:15:28,873 WARN L286 SmtUtils]: Spent 8.09s 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) [2024-11-28 04:15:38,573 WARN L286 SmtUtils]: Spent 7.78s 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) [2024-11-28 04:15:46,695 WARN L286 SmtUtils]: Spent 8.12s 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) [2024-11-28 04:15:54,789 WARN L286 SmtUtils]: Spent 8.09s 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) [2024-11-28 04:16:02,913 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:16:11,041 WARN L286 SmtUtils]: Spent 8.10s 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) [2024-11-28 04:16:19,135 WARN L286 SmtUtils]: Spent 8.09s 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) [2024-11-28 04:16:27,243 WARN L286 SmtUtils]: Spent 8.11s 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) [2024-11-28 04:16:35,360 WARN L286 SmtUtils]: Spent 8.12s 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) [2024-11-28 04:16:43,480 WARN L286 SmtUtils]: Spent 8.12s 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) [2024-11-28 04:16:51,588 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:16:59,680 WARN L286 SmtUtils]: Spent 8.09s 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) [2024-11-28 04:17:07,831 WARN L286 SmtUtils]: Spent 8.13s 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) [2024-11-28 04:17:15,934 WARN L286 SmtUtils]: Spent 8.10s 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) [2024-11-28 04:17:24,044 WARN L286 SmtUtils]: Spent 8.11s 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)