./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-58.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa984d3-2e87-4865-a600-78124521602e/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa984d3-2e87-4865-a600-78124521602e/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa984d3-2e87-4865-a600-78124521602e/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa984d3-2e87-4865-a600-78124521602e/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-58.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa984d3-2e87-4865-a600-78124521602e/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa984d3-2e87-4865-a600-78124521602e/bin/utaipan-verify-sOmjnqqW8E --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 588d5c1b74b435c7b48e7846cdcbcdd05a5e0ef56f650b6f67ae59d316b919cf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:16:43,089 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:16:43,162 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa984d3-2e87-4865-a600-78124521602e/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 05:16:43,169 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:16:43,169 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:16:43,199 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:16:43,199 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:16:43,200 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:16:43,200 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:16:43,200 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:16:43,200 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:16:43,201 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:16:43,201 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:16:43,201 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 05:16:43,201 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:16:43,201 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:16:43,201 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 05:16:43,201 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 05:16:43,202 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:16:43,202 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 05:16:43,202 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 05:16:43,202 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 05:16:43,203 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:16:43,203 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:16:43,203 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:16:43,203 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 05:16:43,203 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:16:43,203 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:16:43,203 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:16:43,204 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:16:43,204 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:16:43,204 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:16:43,204 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:16:43,204 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:16:43,204 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:16:43,204 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:16:43,205 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:16:43,205 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:16:43,205 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:16:43,205 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:16:43,205 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:16:43,205 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:16:43,205 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 05:16:43,206 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 05:16:43,206 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:16:43,206 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:16:43,206 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 05:16:43,206 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_cfa984d3-2e87-4865-a600-78124521602e/bin/utaipan-verify-sOmjnqqW8E Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 588d5c1b74b435c7b48e7846cdcbcdd05a5e0ef56f650b6f67ae59d316b919cf [2024-11-14 05:16:43,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:16:43,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:16:43,659 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:16:43,662 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:16:43,663 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:16:43,665 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa984d3-2e87-4865-a600-78124521602e/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-58.i Unable to find full path for "g++" [2024-11-14 05:16:45,965 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:16:46,408 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:16:46,413 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa984d3-2e87-4865-a600-78124521602e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-58.i [2024-11-14 05:16:46,427 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa984d3-2e87-4865-a600-78124521602e/bin/utaipan-verify-sOmjnqqW8E/data/5cf2338e1/282420bde8c74fc29530962df068adbf/FLAGb8b86018a [2024-11-14 05:16:46,451 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa984d3-2e87-4865-a600-78124521602e/bin/utaipan-verify-sOmjnqqW8E/data/5cf2338e1/282420bde8c74fc29530962df068adbf [2024-11-14 05:16:46,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:16:46,456 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:16:46,458 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:16:46,464 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:16:46,469 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:16:46,470 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:16:46" (1/1) ... [2024-11-14 05:16:46,472 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@459bcff1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:16:46, skipping insertion in model container [2024-11-14 05:16:46,472 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:16:46" (1/1) ... [2024-11-14 05:16:46,495 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:16:46,666 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_cfa984d3-2e87-4865-a600-78124521602e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-58.i[916,929] [2024-11-14 05:16:46,756 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:16:46,769 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:16:46,781 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_cfa984d3-2e87-4865-a600-78124521602e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-58.i[916,929] [2024-11-14 05:16:46,839 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:16:46,865 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:16:46,868 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:16:46 WrapperNode [2024-11-14 05:16:46,869 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:16:46,871 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:16:46,874 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:16:46,875 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:16:46,886 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:16:46" (1/1) ... [2024-11-14 05:16:46,904 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:16:46" (1/1) ... [2024-11-14 05:16:46,987 INFO L138 Inliner]: procedures = 26, calls = 156, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 443 [2024-11-14 05:16:46,993 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:16:46,993 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:16:46,994 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:16:46,994 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:16:47,004 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:16:46" (1/1) ... [2024-11-14 05:16:47,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:16:46" (1/1) ... [2024-11-14 05:16:47,015 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:16:46" (1/1) ... [2024-11-14 05:16:47,016 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:16:46" (1/1) ... [2024-11-14 05:16:47,055 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:16:46" (1/1) ... [2024-11-14 05:16:47,069 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:16:46" (1/1) ... [2024-11-14 05:16:47,071 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:16:46" (1/1) ... [2024-11-14 05:16:47,077 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:16:46" (1/1) ... [2024-11-14 05:16:47,085 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:16:47,086 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:16:47,086 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:16:47,087 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:16:47,091 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:16:46" (1/1) ... [2024-11-14 05:16:47,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:16:47,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa984d3-2e87-4865-a600-78124521602e/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:16:47,134 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa984d3-2e87-4865-a600-78124521602e/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:16:47,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa984d3-2e87-4865-a600-78124521602e/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:16:47,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:16:47,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 05:16:47,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 05:16:47,173 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:16:47,174 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:16:47,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 05:16:47,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:16:47,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:16:47,328 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:16:47,330 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:16:48,088 INFO L? ?]: Removed 126 outVars from TransFormulas that were not future-live. [2024-11-14 05:16:48,088 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:16:48,897 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:16:48,898 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:16:48,898 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:16:48 BoogieIcfgContainer [2024-11-14 05:16:48,898 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:16:48,903 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:16:48,903 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:16:48,909 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:16:48,910 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:16:46" (1/3) ... [2024-11-14 05:16:48,911 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d6e404a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:16:48, skipping insertion in model container [2024-11-14 05:16:48,911 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:16:46" (2/3) ... [2024-11-14 05:16:48,911 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d6e404a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:16:48, skipping insertion in model container [2024-11-14 05:16:48,911 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:16:48" (3/3) ... [2024-11-14 05:16:48,914 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-58.i [2024-11-14 05:16:48,933 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:16:48,935 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-a_file-58.i that has 2 procedures, 39 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:16:49,061 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:16:49,080 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5906e09e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:16:49,081 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:16:49,085 INFO L276 IsEmpty]: Start isEmpty. Operand has 39 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-14 05:16:49,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-14 05:16:49,096 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:16:49,097 INFO L215 NwaCegarLoop]: trace histogram [15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:16:49,098 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:16:49,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:16:49,104 INFO L85 PathProgramCache]: Analyzing trace with hash 1143506341, now seen corresponding path program 1 times [2024-11-14 05:16:49,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:16:49,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929040177] [2024-11-14 05:16:49,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:16:49,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:16:56,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:18:08,097 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 31 proven. 19 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2024-11-14 05:18:08,101 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:18:08,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929040177] [2024-11-14 05:18:08,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [929040177] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:18:08,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2036997403] [2024-11-14 05:18:08,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:18:08,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:18:08,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa984d3-2e87-4865-a600-78124521602e/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:18:08,110 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa984d3-2e87-4865-a600-78124521602e/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:18:08,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfa984d3-2e87-4865-a600-78124521602e/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 05:18:13,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:18:13,424 INFO L255 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 105 conjuncts are in the unsatisfiable core [2024-11-14 05:18:13,457 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:18:13,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:18:13,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:18:13,629 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 26 [2024-11-14 05:18:14,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:18:14,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:18:14,018 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2024-11-14 05:18:14,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:18:14,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:18:14,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 32 [2024-11-14 05:18:14,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:18:14,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:18:14,900 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2024-11-14 05:18:15,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:18:15,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:18:15,377 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 34 [2024-11-14 05:18:16,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:18:16,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:18:16,230 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 51 [2024-11-14 05:18:16,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:18:16,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:18:16,933 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 63 [2024-11-14 05:19:17,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:19:17,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:19:17,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 564 treesize of output 651 [2024-11-14 05:19:17,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:19:17,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:19:17,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:19:18,116 INFO L224 Elim1Store]: Index analysis took 148 ms [2024-11-14 05:19:18,162 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 493 treesize of output 487 [2024-11-14 05:19:18,218 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 250 treesize of output 242 [2024-11-14 05:19:18,265 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 376 treesize of output 332 [2024-11-14 05:19:20,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:19:20,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:19:20,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:19:21,014 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 274 treesize of output 228 [2024-11-14 05:19:21,039 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2024-11-14 05:19:21,054 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2024-11-14 05:19:21,073 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 126 [2024-11-14 05:19:25,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 43 [2024-11-14 05:19:25,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:19:25,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:19:25,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 207 treesize of output 165 [2024-11-14 05:19:25,618 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 81 [2024-11-14 05:19:25,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2024-11-14 05:19:26,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:19:26,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:19:26,896 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 251 treesize of output 194 [2024-11-14 05:19:26,968 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 74 [2024-11-14 05:19:27,095 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 54 [2024-11-14 05:19:58,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:19:58,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:19:58,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:19:58,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:19:58,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-14 05:19:59,406 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 05:19:59,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 20 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 15 case distinctions, treesize of input 2342 treesize of output 1638 [2024-11-14 05:19:59,464 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 1030 treesize of output 986 [2024-11-14 05:19:59,511 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 986 treesize of output 982 [2024-11-14 05:19:59,548 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 982 treesize of output 964 [2024-11-14 05:19:59,599 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 964 treesize of output 952 [2024-11-14 05:19:59,657 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 952 treesize of output 934 [2024-11-14 05:19:59,694 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 934 treesize of output 930 [2024-11-14 05:19:59,744 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 930 treesize of output 888 [2024-11-14 05:19:59,795 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 888 treesize of output 884 [2024-11-14 05:19:59,844 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 884 treesize of output 866 [2024-11-14 05:19:59,896 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 866 treesize of output 848 [2024-11-14 05:19:59,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 848 treesize of output 844 [2024-11-14 05:20:00,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 844 treesize of output 832 [2024-11-14 05:20:00,047 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 832 treesize of output 804 [2024-11-14 05:20:00,107 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 804 treesize of output 800 [2024-11-14 05:20:00,184 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 800 treesize of output 796 [2024-11-14 05:20:00,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 796 treesize of output 760 [2024-11-14 05:20:00,307 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 760 treesize of output 748 [2024-11-14 05:20:00,374 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 748 treesize of output 732 [2024-11-14 05:20:00,433 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 732 treesize of output 698 [2024-11-14 05:20:00,485 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 698 treesize of output 694 [2024-11-14 05:20:00,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 694 treesize of output 682 [2024-11-14 05:20:00,593 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 682 treesize of output 666 [2024-11-14 05:20:06,303 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 78 proven. 112 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-14 05:20:06,303 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:21:35,489 WARN L286 SmtUtils]: Spent 6.06s on a formula simplification that was a NOOP. DAG size: 16 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-14 05:21:44,486 WARN L286 SmtUtils]: Spent 6.12s on a formula simplification that was a NOOP. DAG size: 20 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-14 05:22:45,531 WARN L286 SmtUtils]: Spent 6.13s on a formula simplification that was a NOOP. DAG size: 23 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-14 05:22:54,565 WARN L286 SmtUtils]: Spent 6.95s on a formula simplification that was a NOOP. DAG size: 22 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-14 05:23:05,658 WARN L286 SmtUtils]: Spent 7.06s on a formula simplification that was a NOOP. DAG size: 18 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-14 05:23:15,059 WARN L286 SmtUtils]: Spent 6.32s on a formula simplification that was a NOOP. DAG size: 21 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-14 05:23:45,187 WARN L286 SmtUtils]: Spent 5.15s on a formula simplification that was a NOOP. DAG size: 27 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-14 05:24:08,586 WARN L286 SmtUtils]: Spent 7.94s on a formula simplification that was a NOOP. DAG size: 16 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-14 05:24:26,789 WARN L286 SmtUtils]: Spent 5.25s on a formula simplification that was a NOOP. DAG size: 18 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-14 05:25:33,419 WARN L286 SmtUtils]: Spent 7.08s on a formula simplification that was a NOOP. DAG size: 18 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-14 05:27:27,895 WARN L286 SmtUtils]: Spent 5.48s on a formula simplification that was a NOOP. DAG size: 18 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-14 05:28:56,297 WARN L286 SmtUtils]: Spent 5.00s on a formula simplification that was a NOOP. DAG size: 18 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-14 05:29:12,595 WARN L286 SmtUtils]: Spent 6.22s on a formula simplification that was a NOOP. DAG size: 22 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-14 05:29:36,360 WARN L286 SmtUtils]: Spent 7.18s on a formula simplification that was a NOOP. DAG size: 27 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-14 05:30:28,580 WARN L286 SmtUtils]: Spent 5.11s on a formula simplification that was a NOOP. DAG size: 22 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-14 05:31:24,696 WARN L286 SmtUtils]: Spent 6.11s on a formula simplification that was a NOOP. DAG size: 18 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)