./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-55.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_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/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_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-55.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/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_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/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 ccb56227f27c303c0b7ed9911790f620e0785ecbf8516ea22da1a21accd7569d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:40:40,445 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:40:40,511 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 03:40:40,517 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:40:40,517 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:40:40,541 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:40:40,542 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:40:40,542 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:40:40,542 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:40:40,542 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:40:40,542 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:40:40,542 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:40:40,543 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:40:40,543 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:40:40,543 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:40:40,543 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:40:40,543 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:40:40,543 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:40:40,543 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:40:40,543 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:40:40,544 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:40:40,544 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:40:40,544 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:40:40,544 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:40:40,544 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:40:40,544 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:40:40,545 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:40:40,545 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:40:40,545 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:40:40,545 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:40:40,545 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:40:40,545 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:40:40,545 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:40:40,545 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:40:40,545 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:40:40,547 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:40:40,547 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:40:40,547 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:40:40,547 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:40:40,547 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:40:40,547 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:40:40,548 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:40:40,548 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:40:40,548 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:40:40,548 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:40:40,548 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:40:40,549 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:40:40,549 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_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/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 -> ccb56227f27c303c0b7ed9911790f620e0785ecbf8516ea22da1a21accd7569d [2024-11-14 03:40:40,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:40:40,849 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:40:40,852 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:40:40,853 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:40:40,854 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:40:40,855 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-55.i Unable to find full path for "g++" [2024-11-14 03:40:42,801 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:40:43,130 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:40:43,131 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-55.i [2024-11-14 03:40:43,160 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/data/ad589b997/df3db32f9b274daf8b9d99fd3781c029/FLAG96e116c14 [2024-11-14 03:40:43,187 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/data/ad589b997/df3db32f9b274daf8b9d99fd3781c029 [2024-11-14 03:40:43,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:40:43,192 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:40:43,195 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:40:43,196 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:40:43,201 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:40:43,202 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:40:43" (1/1) ... [2024-11-14 03:40:43,206 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b724104 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:43, skipping insertion in model container [2024-11-14 03:40:43,206 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:40:43" (1/1) ... [2024-11-14 03:40:43,232 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:40:43,434 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_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-55.i[916,929] [2024-11-14 03:40:43,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:40:43,560 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:40:43,574 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_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-55.i[916,929] [2024-11-14 03:40:43,628 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:40:43,648 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:40:43,648 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:43 WrapperNode [2024-11-14 03:40:43,649 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:40:43,650 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:40:43,650 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:40:43,650 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:40:43,657 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:43" (1/1) ... [2024-11-14 03:40:43,673 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:43" (1/1) ... [2024-11-14 03:40:43,736 INFO L138 Inliner]: procedures = 29, calls = 145, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 480 [2024-11-14 03:40:43,740 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:40:43,740 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:40:43,740 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:40:43,741 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:40:43,752 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:43" (1/1) ... [2024-11-14 03:40:43,753 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:43" (1/1) ... [2024-11-14 03:40:43,763 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:43" (1/1) ... [2024-11-14 03:40:43,764 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:43" (1/1) ... [2024-11-14 03:40:43,783 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:43" (1/1) ... [2024-11-14 03:40:43,795 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:43" (1/1) ... [2024-11-14 03:40:43,801 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:43" (1/1) ... [2024-11-14 03:40:43,804 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:43" (1/1) ... [2024-11-14 03:40:43,817 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:40:43,818 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:40:43,818 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:40:43,818 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:40:43,819 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:43" (1/1) ... [2024-11-14 03:40:43,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:40:43,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:40:43,878 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:40:43,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:40:43,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:40:43,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-14 03:40:43,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 03:40:43,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-14 03:40:43,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 03:40:43,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-14 03:40:43,916 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:40:43,916 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:40:43,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:40:43,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:40:43,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:40:44,082 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:40:44,085 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:40:44,790 INFO L? ?]: Removed 110 outVars from TransFormulas that were not future-live. [2024-11-14 03:40:44,791 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:40:45,485 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:40:45,486 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:40:45,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:40:45 BoogieIcfgContainer [2024-11-14 03:40:45,487 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:40:45,490 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:40:45,491 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:40:45,496 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:40:45,497 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:40:43" (1/3) ... [2024-11-14 03:40:45,498 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d3fe918 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:40:45, skipping insertion in model container [2024-11-14 03:40:45,498 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:43" (2/3) ... [2024-11-14 03:40:45,499 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d3fe918 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:40:45, skipping insertion in model container [2024-11-14 03:40:45,499 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:40:45" (3/3) ... [2024-11-14 03:40:45,501 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-55.i [2024-11-14 03:40:45,520 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:40:45,522 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-p_file-55.i that has 2 procedures, 33 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:40:45,595 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:40:45,613 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;@75ebb503, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:40:45,614 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:40:45,619 INFO L276 IsEmpty]: Start isEmpty. Operand has 33 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 03:40:45,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-14 03:40:45,629 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:40:45,629 INFO L215 NwaCegarLoop]: trace histogram [12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:40:45,630 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:40:45,635 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:40:45,635 INFO L85 PathProgramCache]: Analyzing trace with hash 1180603647, now seen corresponding path program 1 times [2024-11-14 03:40:45,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:40:45,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965931859] [2024-11-14 03:40:45,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:40:45,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:40:48,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:40:48,994 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 03:40:51,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:40:51,343 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 03:40:51,345 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 03:40:51,347 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 03:40:51,350 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 03:40:51,357 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 03:40:51,535 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:40:51,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:40:51 BoogieIcfgContainer [2024-11-14 03:40:51,538 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:40:51,539 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:40:51,539 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:40:51,539 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:40:51,540 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:40:45" (3/4) ... [2024-11-14 03:40:51,543 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 03:40:51,544 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:40:51,545 INFO L158 Benchmark]: Toolchain (without parser) took 8353.27ms. Allocated memory was 117.4MB in the beginning and 310.4MB in the end (delta: 192.9MB). Free memory was 94.8MB in the beginning and 185.4MB in the end (delta: -90.6MB). Peak memory consumption was 101.1MB. Max. memory is 16.1GB. [2024-11-14 03:40:51,545 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 142.6MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:40:51,546 INFO L158 Benchmark]: CACSL2BoogieTranslator took 454.21ms. Allocated memory is still 117.4MB. Free memory was 94.8MB in the beginning and 80.7MB in the end (delta: 14.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:40:51,546 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.12ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 77.1MB in the end (delta: 3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:40:51,547 INFO L158 Benchmark]: Boogie Preprocessor took 76.52ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 75.0MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:40:51,547 INFO L158 Benchmark]: RCFGBuilder took 1669.85ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 82.1MB in the end (delta: -7.1MB). Peak memory consumption was 52.9MB. Max. memory is 16.1GB. [2024-11-14 03:40:51,547 INFO L158 Benchmark]: TraceAbstraction took 6048.27ms. Allocated memory was 117.4MB in the beginning and 310.4MB in the end (delta: 192.9MB). Free memory was 81.4MB in the beginning and 185.4MB in the end (delta: -104.0MB). Peak memory consumption was 150.4MB. Max. memory is 16.1GB. [2024-11-14 03:40:51,548 INFO L158 Benchmark]: Witness Printer took 4.86ms. Allocated memory is still 310.4MB. Free memory was 185.4MB in the beginning and 185.4MB in the end (delta: 33.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:40:51,550 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 142.6MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 454.21ms. Allocated memory is still 117.4MB. Free memory was 94.8MB in the beginning and 80.7MB in the end (delta: 14.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.12ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 77.1MB in the end (delta: 3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.52ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 75.0MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1669.85ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 82.1MB in the end (delta: -7.1MB). Peak memory consumption was 52.9MB. Max. memory is 16.1GB. * TraceAbstraction took 6048.27ms. Allocated memory was 117.4MB in the beginning and 310.4MB in the end (delta: 192.9MB). Free memory was 81.4MB in the beginning and 185.4MB in the end (delta: -104.0MB). Peak memory consumption was 150.4MB. Max. memory is 16.1GB. * Witness Printer took 4.86ms. Allocated memory is still 310.4MB. Free memory was 185.4MB in the beginning and 185.4MB in the end (delta: 33.2kB). 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 shiftRight at line 74, overapproximation of someBinaryArithmeticDOUBLEoperation at line 69, overapproximation of someBinaryFLOATComparisonOperation at line 111, overapproximation of someBinaryDOUBLEComparisonOperation at line 98, overapproximation of someBinaryDOUBLEComparisonOperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 92, overapproximation of someBinaryDOUBLEComparisonOperation at line 96, overapproximation of someBinaryDOUBLEComparisonOperation at line 111. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 10; [L23] unsigned short int* var_1_1_Pointer = &(var_1_1); [L24] unsigned char var_1_2 = 0; [L25] unsigned char* var_1_2_Pointer = &(var_1_2); [L26] unsigned char var_1_5 = 0; [L27] unsigned char* var_1_5_Pointer = &(var_1_5); [L28] double var_1_7 = 256.75; [L29] double* var_1_7_Pointer = &(var_1_7); [L30] double var_1_8 = 63.5; [L31] double* var_1_8_Pointer = &(var_1_8); [L32] double var_1_9 = 1.8; [L33] double* var_1_9_Pointer = &(var_1_9); [L34] double var_1_10 = 0.25; [L35] double* var_1_10_Pointer = &(var_1_10); [L36] double var_1_11 = 16.5; [L37] double* var_1_11_Pointer = &(var_1_11); [L38] signed long int var_1_12 = -5; [L39] signed long int* var_1_12_Pointer = &(var_1_12); [L40] unsigned char var_1_14 = 128; [L41] unsigned char* var_1_14_Pointer = &(var_1_14); [L42] float var_1_15 = 4.6; [L43] float* var_1_15_Pointer = &(var_1_15); [L44] unsigned long int var_1_16 = 500; [L45] unsigned long int* var_1_16_Pointer = &(var_1_16); [L46] unsigned char var_1_17 = 2; [L47] unsigned char* var_1_17_Pointer = &(var_1_17); [L48] unsigned char var_1_18 = 100; [L49] unsigned char* var_1_18_Pointer = &(var_1_18); [L50] signed long int last_1_var_1_12 = -5; [L51] unsigned char last_1_var_1_17 = 2; [L115] isInitial = 1 [L116] FCALL initially() [L117] COND TRUE 1 [L118] CALL updateLastVariables() [L107] EXPR \read(var_1_12) [L107] last_1_var_1_12 = var_1_12 [L108] EXPR \read(var_1_17) [L108] last_1_var_1_17 = var_1_17 [L118] RET updateLastVariables() [L119] CALL updateVariables() [L85] var_1_2 = __VERIFIER_nondet_uchar() [L86] EXPR \read(var_1_2) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L86] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L87] EXPR \read(var_1_2) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L87] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L88] var_1_5 = __VERIFIER_nondet_uchar() [L89] EXPR \read(var_1_5) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L89] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L90] EXPR \read(var_1_5) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L90] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L91] var_1_8 = __VERIFIER_nondet_double() [L92] EXPR \read(var_1_8) [L92] EXPR var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F [L92] EXPR \read(var_1_8) [L92] EXPR var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F [L92] EXPR (var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 2305843.009213691390e+12F && var_1_8 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L92] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 2305843.009213691390e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 2305843.009213691390e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L93] var_1_9 = __VERIFIER_nondet_double() [L94] EXPR \read(var_1_9) [L94] EXPR var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F [L94] EXPR (var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F ) [L94] EXPR \read(var_1_9) [L94] EXPR var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F [L94] EXPR \read(var_1_9) [L94] EXPR var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F [L94] EXPR (var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L94] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L95] var_1_10 = __VERIFIER_nondet_double() [L96] EXPR \read(var_1_10) [L96] EXPR var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F [L96] EXPR (var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F ) [L96] EXPR \read(var_1_10) [L96] EXPR var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F [L96] EXPR \read(var_1_10) [L96] EXPR var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F [L96] EXPR (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, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L96] 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, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L96] 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, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L97] var_1_11 = __VERIFIER_nondet_double() [L98] EXPR \read(var_1_11) [L98] EXPR var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F [L98] EXPR (var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F ) [L98] EXPR \read(var_1_11) [L98] EXPR var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F [L98] EXPR \read(var_1_11) [L98] EXPR var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F [L98] EXPR (var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L98] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L99] var_1_14 = __VERIFIER_nondet_uchar() [L100] EXPR \read(var_1_14) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L100] CALL assume_abort_if_not(var_1_14 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_14 >= 127) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L101] EXPR \read(var_1_14) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L101] CALL assume_abort_if_not(var_1_14 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_14 <= 255) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L102] var_1_18 = __VERIFIER_nondet_uchar() [L103] EXPR \read(var_1_18) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L103] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L104] EXPR \read(var_1_18) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L104] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L119] RET updateVariables() [L120] CALL step() [L55] unsigned char stepLocal_1 = last_1_var_1_12 >= last_1_var_1_17; [L56] signed long int stepLocal_0 = last_1_var_1_17; [L57] EXPR \read(*var_1_2_Pointer) [L57] COND TRUE (*(var_1_2_Pointer)) [L58] stepLocal_1 && (*(var_1_5_Pointer)) [L58] COND FALSE !(stepLocal_1 && (*(var_1_5_Pointer))) [L68] EXPR \read(*var_1_2_Pointer) [L68] COND TRUE (*(var_1_2_Pointer)) [L69] EXPR \read(*var_1_8_Pointer) [L69] EXPR \read(*var_1_9_Pointer) [L69] EXPR \read(*var_1_10_Pointer) [L69] EXPR \read(*var_1_11_Pointer) [L69] (*(var_1_7_Pointer)) = ((((*(var_1_8_Pointer)) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))) - (*(var_1_11_Pointer))) [L71] EXPR \read(*var_1_8_Pointer) [L71] (*(var_1_15_Pointer)) = (*(var_1_8_Pointer)) [L72] EXPR \read(*var_1_14_Pointer) [L72] (*(var_1_16_Pointer)) = (*(var_1_14_Pointer)) [L73] EXPR \read(*var_1_18_Pointer) [L73] (*(var_1_17_Pointer)) = (*(var_1_18_Pointer)) [L74] EXPR \read(*var_1_1_Pointer) [L74] EXPR -4 >> (*(var_1_1_Pointer)) [L74] EXPR \read(*var_1_1_Pointer) [L74] EXPR (((-4 >> (*(var_1_1_Pointer)))) < ((*(var_1_1_Pointer)))) ? ((-4 >> (*(var_1_1_Pointer)))) : ((*(var_1_1_Pointer))) [L74] EXPR \read(*var_1_1_Pointer) [L74] EXPR -4 >> (*(var_1_1_Pointer)) [L74] EXPR (((-4 >> (*(var_1_1_Pointer)))) < ((*(var_1_1_Pointer)))) ? ((-4 >> (*(var_1_1_Pointer)))) : ((*(var_1_1_Pointer))) [L74] signed long int stepLocal_3 = ((((-4 >> (*(var_1_1_Pointer)))) < ((*(var_1_1_Pointer)))) ? ((-4 >> (*(var_1_1_Pointer)))) : ((*(var_1_1_Pointer)))); [L75] EXPR \read(*var_1_1_Pointer) [L75] signed long int stepLocal_2 = (*(var_1_1_Pointer)) / -8; [L76] EXPR \read(*var_1_17_Pointer) [L76] COND FALSE !((~ (*(var_1_17_Pointer))) <= stepLocal_3) [L81] EXPR \read(*var_1_17_Pointer) [L81] EXPR \read(*var_1_14_Pointer) [L81] (*(var_1_12_Pointer)) = ((*(var_1_17_Pointer)) - (*(var_1_14_Pointer))) [L120] RET step() [L121] CALL, EXPR property() [L111] EXPR \read(*var_1_2_Pointer) [L111] EXPR (*(var_1_2_Pointer)) ? (((last_1_var_1_12 >= last_1_var_1_17) && (*(var_1_5_Pointer))) ? ((last_1_var_1_12 >= last_1_var_1_17) ? ((*(var_1_1_Pointer)) == ((unsigned short int) 5)) : ((*(var_1_1_Pointer)) == ((unsigned short int) ((((25) < (last_1_var_1_17)) ? (25) : (last_1_var_1_17)))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned short int) last_1_var_1_17)) [L111] EXPR (last_1_var_1_12 >= last_1_var_1_17) && (*(var_1_5_Pointer)) [L111] EXPR ((last_1_var_1_12 >= last_1_var_1_17) && (*(var_1_5_Pointer))) ? ((last_1_var_1_12 >= last_1_var_1_17) ? ((*(var_1_1_Pointer)) == ((unsigned short int) 5)) : ((*(var_1_1_Pointer)) == ((unsigned short int) ((((25) < (last_1_var_1_17)) ? (25) : (last_1_var_1_17)))))) : 1 [L111] EXPR (*(var_1_2_Pointer)) ? (((last_1_var_1_12 >= last_1_var_1_17) && (*(var_1_5_Pointer))) ? ((last_1_var_1_12 >= last_1_var_1_17) ? ((*(var_1_1_Pointer)) == ((unsigned short int) 5)) : ((*(var_1_1_Pointer)) == ((unsigned short int) ((((25) < (last_1_var_1_17)) ? (25) : (last_1_var_1_17)))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned short int) last_1_var_1_17)) [L111] EXPR ((*(var_1_2_Pointer)) ? (((last_1_var_1_12 >= last_1_var_1_17) && (*(var_1_5_Pointer))) ? ((last_1_var_1_12 >= last_1_var_1_17) ? ((*(var_1_1_Pointer)) == ((unsigned short int) 5)) : ((*(var_1_1_Pointer)) == ((unsigned short int) ((((25) < (last_1_var_1_17)) ? (25) : (last_1_var_1_17)))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned short int) last_1_var_1_17))) && ((*(var_1_2_Pointer)) ? ((*(var_1_7_Pointer)) == ((double) ((((*(var_1_8_Pointer)) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))) - (*(var_1_11_Pointer))))) : 1) [L111] EXPR \read(*var_1_2_Pointer) [L111] EXPR (*(var_1_2_Pointer)) ? ((*(var_1_7_Pointer)) == ((double) ((((*(var_1_8_Pointer)) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))) - (*(var_1_11_Pointer))))) : 1 [L111] EXPR \read(*var_1_7_Pointer) [L111] EXPR \read(*var_1_8_Pointer) [L111] EXPR \read(*var_1_9_Pointer) [L111] EXPR \read(*var_1_10_Pointer) [L111] EXPR \read(*var_1_11_Pointer) [L111] EXPR (*(var_1_2_Pointer)) ? ((*(var_1_7_Pointer)) == ((double) ((((*(var_1_8_Pointer)) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))) - (*(var_1_11_Pointer))))) : 1 [L111] EXPR ((*(var_1_2_Pointer)) ? (((last_1_var_1_12 >= last_1_var_1_17) && (*(var_1_5_Pointer))) ? ((last_1_var_1_12 >= last_1_var_1_17) ? ((*(var_1_1_Pointer)) == ((unsigned short int) 5)) : ((*(var_1_1_Pointer)) == ((unsigned short int) ((((25) < (last_1_var_1_17)) ? (25) : (last_1_var_1_17)))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned short int) last_1_var_1_17))) && ((*(var_1_2_Pointer)) ? ((*(var_1_7_Pointer)) == ((double) ((((*(var_1_8_Pointer)) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))) - (*(var_1_11_Pointer))))) : 1) [L111] EXPR (((*(var_1_2_Pointer)) ? (((last_1_var_1_12 >= last_1_var_1_17) && (*(var_1_5_Pointer))) ? ((last_1_var_1_12 >= last_1_var_1_17) ? ((*(var_1_1_Pointer)) == ((unsigned short int) 5)) : ((*(var_1_1_Pointer)) == ((unsigned short int) ((((25) < (last_1_var_1_17)) ? (25) : (last_1_var_1_17)))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned short int) last_1_var_1_17))) && ((*(var_1_2_Pointer)) ? ((*(var_1_7_Pointer)) == ((double) ((((*(var_1_8_Pointer)) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))) - (*(var_1_11_Pointer))))) : 1)) && (((~ (*(var_1_17_Pointer))) <= (((((-4 >> (*(var_1_1_Pointer)))) < ((*(var_1_1_Pointer)))) ? ((-4 >> (*(var_1_1_Pointer)))) : ((*(var_1_1_Pointer)))))) ? ((((*(var_1_14_Pointer)) - 64) < ((*(var_1_1_Pointer)) / -8)) ? ((*(var_1_12_Pointer)) == ((signed long int) (*(var_1_1_Pointer)))) : 1) : ((*(var_1_12_Pointer)) == ((signed long int) ((*(var_1_17_Pointer)) - (*(var_1_14_Pointer)))))) [L111] EXPR ((((*(var_1_2_Pointer)) ? (((last_1_var_1_12 >= last_1_var_1_17) && (*(var_1_5_Pointer))) ? ((last_1_var_1_12 >= last_1_var_1_17) ? ((*(var_1_1_Pointer)) == ((unsigned short int) 5)) : ((*(var_1_1_Pointer)) == ((unsigned short int) ((((25) < (last_1_var_1_17)) ? (25) : (last_1_var_1_17)))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned short int) last_1_var_1_17))) && ((*(var_1_2_Pointer)) ? ((*(var_1_7_Pointer)) == ((double) ((((*(var_1_8_Pointer)) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))) - (*(var_1_11_Pointer))))) : 1)) && (((~ (*(var_1_17_Pointer))) <= (((((-4 >> (*(var_1_1_Pointer)))) < ((*(var_1_1_Pointer)))) ? ((-4 >> (*(var_1_1_Pointer)))) : ((*(var_1_1_Pointer)))))) ? ((((*(var_1_14_Pointer)) - 64) < ((*(var_1_1_Pointer)) / -8)) ? ((*(var_1_12_Pointer)) == ((signed long int) (*(var_1_1_Pointer)))) : 1) : ((*(var_1_12_Pointer)) == ((signed long int) ((*(var_1_17_Pointer)) - (*(var_1_14_Pointer))))))) && ((*(var_1_15_Pointer)) == ((float) (*(var_1_8_Pointer)))) [L111] EXPR (((((*(var_1_2_Pointer)) ? (((last_1_var_1_12 >= last_1_var_1_17) && (*(var_1_5_Pointer))) ? ((last_1_var_1_12 >= last_1_var_1_17) ? ((*(var_1_1_Pointer)) == ((unsigned short int) 5)) : ((*(var_1_1_Pointer)) == ((unsigned short int) ((((25) < (last_1_var_1_17)) ? (25) : (last_1_var_1_17)))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned short int) last_1_var_1_17))) && ((*(var_1_2_Pointer)) ? ((*(var_1_7_Pointer)) == ((double) ((((*(var_1_8_Pointer)) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))) - (*(var_1_11_Pointer))))) : 1)) && (((~ (*(var_1_17_Pointer))) <= (((((-4 >> (*(var_1_1_Pointer)))) < ((*(var_1_1_Pointer)))) ? ((-4 >> (*(var_1_1_Pointer)))) : ((*(var_1_1_Pointer)))))) ? ((((*(var_1_14_Pointer)) - 64) < ((*(var_1_1_Pointer)) / -8)) ? ((*(var_1_12_Pointer)) == ((signed long int) (*(var_1_1_Pointer)))) : 1) : ((*(var_1_12_Pointer)) == ((signed long int) ((*(var_1_17_Pointer)) - (*(var_1_14_Pointer))))))) && ((*(var_1_15_Pointer)) == ((float) (*(var_1_8_Pointer))))) && ((*(var_1_16_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer)))) [L111] EXPR ((((((*(var_1_2_Pointer)) ? (((last_1_var_1_12 >= last_1_var_1_17) && (*(var_1_5_Pointer))) ? ((last_1_var_1_12 >= last_1_var_1_17) ? ((*(var_1_1_Pointer)) == ((unsigned short int) 5)) : ((*(var_1_1_Pointer)) == ((unsigned short int) ((((25) < (last_1_var_1_17)) ? (25) : (last_1_var_1_17)))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned short int) last_1_var_1_17))) && ((*(var_1_2_Pointer)) ? ((*(var_1_7_Pointer)) == ((double) ((((*(var_1_8_Pointer)) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))) - (*(var_1_11_Pointer))))) : 1)) && (((~ (*(var_1_17_Pointer))) <= (((((-4 >> (*(var_1_1_Pointer)))) < ((*(var_1_1_Pointer)))) ? ((-4 >> (*(var_1_1_Pointer)))) : ((*(var_1_1_Pointer)))))) ? ((((*(var_1_14_Pointer)) - 64) < ((*(var_1_1_Pointer)) / -8)) ? ((*(var_1_12_Pointer)) == ((signed long int) (*(var_1_1_Pointer)))) : 1) : ((*(var_1_12_Pointer)) == ((signed long int) ((*(var_1_17_Pointer)) - (*(var_1_14_Pointer))))))) && ((*(var_1_15_Pointer)) == ((float) (*(var_1_8_Pointer))))) && ((*(var_1_16_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) && ((*(var_1_17_Pointer)) == ((unsigned char) (*(var_1_18_Pointer)))) [L111-L112] return ((((((*(var_1_2_Pointer)) ? (((last_1_var_1_12 >= last_1_var_1_17) && (*(var_1_5_Pointer))) ? ((last_1_var_1_12 >= last_1_var_1_17) ? ((*(var_1_1_Pointer)) == ((unsigned short int) 5)) : ((*(var_1_1_Pointer)) == ((unsigned short int) ((((25) < (last_1_var_1_17)) ? (25) : (last_1_var_1_17)))))) : 1) : ((*(var_1_1_Pointer)) == ((unsigned short int) last_1_var_1_17))) && ((*(var_1_2_Pointer)) ? ((*(var_1_7_Pointer)) == ((double) ((((*(var_1_8_Pointer)) + (*(var_1_9_Pointer))) + (*(var_1_10_Pointer))) - (*(var_1_11_Pointer))))) : 1)) && (((~ (*(var_1_17_Pointer))) <= (((((-4 >> (*(var_1_1_Pointer)))) < ((*(var_1_1_Pointer)))) ? ((-4 >> (*(var_1_1_Pointer)))) : ((*(var_1_1_Pointer)))))) ? ((((*(var_1_14_Pointer)) - 64) < ((*(var_1_1_Pointer)) / -8)) ? ((*(var_1_12_Pointer)) == ((signed long int) (*(var_1_1_Pointer)))) : 1) : ((*(var_1_12_Pointer)) == ((signed long int) ((*(var_1_17_Pointer)) - (*(var_1_14_Pointer))))))) && ((*(var_1_15_Pointer)) == ((float) (*(var_1_8_Pointer))))) && ((*(var_1_16_Pointer)) == ((unsigned long int) (*(var_1_14_Pointer))))) && ((*(var_1_17_Pointer)) == ((unsigned char) (*(var_1_18_Pointer)))) ; [L121] RET, EXPR property() [L121] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=-5, last_1_var_1_17=2, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_11={11:0}, var_1_11_Pointer={11:0}, var_1_12={12:0}, var_1_12_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_15={14:0}, var_1_15_Pointer={14:0}, var_1_16={15:0}, var_1_16_Pointer={15:0}, var_1_17={16:0}, var_1_17_Pointer={16:0}, var_1_18={17:0}, var_1_18_Pointer={17:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_5={6:0}, var_1_5_Pointer={6:0}, var_1_7={7:0}, var_1_7_Pointer={7:0}, var_1_8={8:0}, var_1_8_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 33 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.8s, OverallIterations: 1, TraceHistogramMax: 12, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=33occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 3.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 03:40:51,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/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_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-55.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/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 ccb56227f27c303c0b7ed9911790f620e0785ecbf8516ea22da1a21accd7569d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:40:54,501 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:40:54,654 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 03:40:54,660 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:40:54,661 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:40:54,685 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:40:54,686 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:40:54,686 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:40:54,687 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:40:54,687 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:40:54,687 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:40:54,687 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:40:54,687 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:40:54,687 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:40:54,687 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:40:54,687 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:40:54,688 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:40:54,688 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:40:54,688 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:40:54,688 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:40:54,688 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:40:54,688 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:40:54,688 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:40:54,689 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:40:54,689 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 03:40:54,689 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 03:40:54,689 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:40:54,689 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 03:40:54,689 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:40:54,689 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:40:54,689 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:40:54,689 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:40:54,690 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 03:40:54,690 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:40:54,690 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:40:54,690 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:40:54,690 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:40:54,690 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:40:54,690 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:40:54,690 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 03:40:54,690 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 03:40:54,690 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:40:54,691 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:40:54,691 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/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 -> ccb56227f27c303c0b7ed9911790f620e0785ecbf8516ea22da1a21accd7569d [2024-11-14 03:40:55,060 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:40:55,074 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:40:55,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:40:55,079 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:40:55,080 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:40:55,082 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-55.i Unable to find full path for "g++" [2024-11-14 03:40:57,082 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:40:57,381 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:40:57,382 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-55.i [2024-11-14 03:40:57,395 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/data/78ef2fbea/0c1141eb224448f398cdcc2761abebf9/FLAG513f6cfc8 [2024-11-14 03:40:57,419 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/data/78ef2fbea/0c1141eb224448f398cdcc2761abebf9 [2024-11-14 03:40:57,421 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:40:57,424 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:40:57,425 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:40:57,426 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:40:57,430 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:40:57,432 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:40:57" (1/1) ... [2024-11-14 03:40:57,435 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25af85aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:57, skipping insertion in model container [2024-11-14 03:40:57,435 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:40:57" (1/1) ... [2024-11-14 03:40:57,462 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:40:57,654 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_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-55.i[916,929] [2024-11-14 03:40:57,748 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:40:57,778 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:40:57,792 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_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-55.i[916,929] [2024-11-14 03:40:57,855 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:40:57,882 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:40:57,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:57 WrapperNode [2024-11-14 03:40:57,883 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:40:57,884 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:40:57,885 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:40:57,885 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:40:57,891 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:57" (1/1) ... [2024-11-14 03:40:57,905 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:57" (1/1) ... [2024-11-14 03:40:57,939 INFO L138 Inliner]: procedures = 39, calls = 145, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 454 [2024-11-14 03:40:57,939 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:40:57,940 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:40:57,940 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:40:57,940 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:40:57,948 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:57" (1/1) ... [2024-11-14 03:40:57,948 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:57" (1/1) ... [2024-11-14 03:40:57,955 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:57" (1/1) ... [2024-11-14 03:40:57,955 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:57" (1/1) ... [2024-11-14 03:40:57,975 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:57" (1/1) ... [2024-11-14 03:40:57,979 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:57" (1/1) ... [2024-11-14 03:40:57,983 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:57" (1/1) ... [2024-11-14 03:40:57,985 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:57" (1/1) ... [2024-11-14 03:40:57,990 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:40:57,991 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:40:57,991 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:40:57,991 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:40:57,992 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:57" (1/1) ... [2024-11-14 03:40:57,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:40:58,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:40:58,028 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:40:58,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:40:58,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:40:58,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-14 03:40:58,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-14 03:40:58,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-14 03:40:58,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-11-14 03:40:58,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 03:40:58,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-14 03:40:58,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-14 03:40:58,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-11-14 03:40:58,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-14 03:40:58,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-14 03:40:58,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-14 03:40:58,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-14 03:40:58,055 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:40:58,055 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:40:58,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:40:58,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:40:58,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-14 03:40:58,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-14 03:40:58,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-14 03:40:58,207 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:40:58,212 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:41:01,453 INFO L? ?]: Removed 96 outVars from TransFormulas that were not future-live. [2024-11-14 03:41:01,454 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:41:01,469 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:41:01,471 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:41:01,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:41:01 BoogieIcfgContainer [2024-11-14 03:41:01,472 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:41:01,475 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:41:01,475 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:41:01,481 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:41:01,482 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:40:57" (1/3) ... [2024-11-14 03:41:01,483 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@309b9fa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:41:01, skipping insertion in model container [2024-11-14 03:41:01,483 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:40:57" (2/3) ... [2024-11-14 03:41:01,483 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@309b9fa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:41:01, skipping insertion in model container [2024-11-14 03:41:01,484 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:41:01" (3/3) ... [2024-11-14 03:41:01,485 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-55.i [2024-11-14 03:41:01,502 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:41:01,505 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-p_file-55.i that has 2 procedures, 99 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:41:01,561 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:41:01,573 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;@7f96f139, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:41:01,574 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:41:01,578 INFO L276 IsEmpty]: Start isEmpty. Operand has 99 states, 84 states have (on average 1.4523809523809523) internal successors, (122), 85 states have internal predecessors, (122), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 03:41:01,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-14 03:41:01,589 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:41:01,590 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:41:01,591 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:41:01,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:41:01,596 INFO L85 PathProgramCache]: Analyzing trace with hash -403208498, now seen corresponding path program 1 times [2024-11-14 03:41:01,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:41:01,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1022955783] [2024-11-14 03:41:01,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:41:01,610 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 [2024-11-14 03:41:01,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:41:01,612 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:41:01,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:41:02,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:41:02,395 INFO L255 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 03:41:02,405 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:41:02,440 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-11-14 03:41:02,440 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:41:02,440 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:41:02,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1022955783] [2024-11-14 03:41:02,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1022955783] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:41:02,441 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:41:02,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:41:02,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872909467] [2024-11-14 03:41:02,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:41:02,447 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 03:41:02,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:41:02,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 03:41:02,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:41:02,469 INFO L87 Difference]: Start difference. First operand has 99 states, 84 states have (on average 1.4523809523809523) internal successors, (122), 85 states have internal predecessors, (122), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 03:41:02,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:41:02,495 INFO L93 Difference]: Finished difference Result 191 states and 298 transitions. [2024-11-14 03:41:02,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 03:41:02,497 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 113 [2024-11-14 03:41:02,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:41:02,504 INFO L225 Difference]: With dead ends: 191 [2024-11-14 03:41:02,504 INFO L226 Difference]: Without dead ends: 95 [2024-11-14 03:41:02,507 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:41:02,510 INFO L432 NwaCegarLoop]: 137 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:41:02,511 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 03:41:02,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2024-11-14 03:41:02,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2024-11-14 03:41:02,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 81 states have (on average 1.3950617283950617) internal successors, (113), 81 states have internal predecessors, (113), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 03:41:02,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 137 transitions. [2024-11-14 03:41:02,552 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 137 transitions. Word has length 113 [2024-11-14 03:41:02,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:41:02,552 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 137 transitions. [2024-11-14 03:41:02,552 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 03:41:02,553 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2024-11-14 03:41:02,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-14 03:41:02,556 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:41:02,556 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:41:02,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-14 03:41:02,757 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:41:02,757 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:41:02,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:41:02,759 INFO L85 PathProgramCache]: Analyzing trace with hash 1708959294, now seen corresponding path program 1 times [2024-11-14 03:41:02,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:41:02,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1826195572] [2024-11-14 03:41:02,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:41:02,760 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 [2024-11-14 03:41:02,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:41:02,765 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:41:02,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:41:03,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:41:03,543 INFO L255 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 03:41:03,548 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:41:03,660 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 03:41:03,665 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:41:03,665 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:41:03,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1826195572] [2024-11-14 03:41:03,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1826195572] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:41:03,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:41:03,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:41:03,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536472086] [2024-11-14 03:41:03,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:41:03,667 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 03:41:03,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:41:03,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 03:41:03,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 03:41:03,668 INFO L87 Difference]: Start difference. First operand 95 states and 137 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 03:41:03,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:41:03,867 INFO L93 Difference]: Finished difference Result 192 states and 278 transitions. [2024-11-14 03:41:03,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 03:41:03,868 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 113 [2024-11-14 03:41:03,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:41:03,870 INFO L225 Difference]: With dead ends: 192 [2024-11-14 03:41:03,870 INFO L226 Difference]: Without dead ends: 100 [2024-11-14 03:41:03,871 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 03:41:03,872 INFO L432 NwaCegarLoop]: 132 mSDtfsCounter, 1 mSDsluCounter, 380 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 512 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-14 03:41:03,872 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 512 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-14 03:41:03,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2024-11-14 03:41:03,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 99. [2024-11-14 03:41:03,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 85 states have (on average 1.3764705882352941) internal successors, (117), 85 states have internal predecessors, (117), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 03:41:03,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 141 transitions. [2024-11-14 03:41:03,883 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 141 transitions. Word has length 113 [2024-11-14 03:41:03,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:41:03,885 INFO L471 AbstractCegarLoop]: Abstraction has 99 states and 141 transitions. [2024-11-14 03:41:03,885 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 03:41:03,885 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 141 transitions. [2024-11-14 03:41:03,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-14 03:41:03,887 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:41:03,887 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:41:03,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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)] Forceful destruction successful, exit code 0 [2024-11-14 03:41:04,087 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:41:04,088 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:41:04,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:41:04,088 INFO L85 PathProgramCache]: Analyzing trace with hash -1905949632, now seen corresponding path program 1 times [2024-11-14 03:41:04,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:41:04,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [254515025] [2024-11-14 03:41:04,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:41:04,090 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 [2024-11-14 03:41:04,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:41:04,092 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:41:04,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (4)] Waiting until timeout for monitored process [2024-11-14 03:41:04,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:41:04,807 INFO L255 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 03:41:04,811 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:41:04,941 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 03:41:04,942 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:41:04,942 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:41:04,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [254515025] [2024-11-14 03:41:04,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [254515025] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:41:04,942 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:41:04,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 03:41:04,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947724356] [2024-11-14 03:41:04,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:41:04,943 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:41:04,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:41:04,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:41:04,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:41:04,943 INFO L87 Difference]: Start difference. First operand 99 states and 141 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 03:41:05,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:41:05,250 INFO L93 Difference]: Finished difference Result 198 states and 283 transitions. [2024-11-14 03:41:05,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:41:05,251 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 113 [2024-11-14 03:41:05,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:41:05,253 INFO L225 Difference]: With dead ends: 198 [2024-11-14 03:41:05,253 INFO L226 Difference]: Without dead ends: 102 [2024-11-14 03:41:05,254 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:41:05,255 INFO L432 NwaCegarLoop]: 130 mSDtfsCounter, 1 mSDsluCounter, 500 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 630 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-14 03:41:05,255 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 630 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-14 03:41:05,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2024-11-14 03:41:05,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 101. [2024-11-14 03:41:05,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 87 states have (on average 1.367816091954023) internal successors, (119), 87 states have internal predecessors, (119), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 03:41:05,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 143 transitions. [2024-11-14 03:41:05,265 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 143 transitions. Word has length 113 [2024-11-14 03:41:05,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:41:05,265 INFO L471 AbstractCegarLoop]: Abstraction has 101 states and 143 transitions. [2024-11-14 03:41:05,266 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 03:41:05,266 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 143 transitions. [2024-11-14 03:41:05,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-14 03:41:05,267 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:41:05,268 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:41:05,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (4)] Forceful destruction successful, exit code 0 [2024-11-14 03:41:05,469 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:41:05,469 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:41:05,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:41:05,470 INFO L85 PathProgramCache]: Analyzing trace with hash -130942270, now seen corresponding path program 1 times [2024-11-14 03:41:05,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:41:05,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1911704194] [2024-11-14 03:41:05,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:41:05,471 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 [2024-11-14 03:41:05,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:41:05,473 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:41:05,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (5)] Waiting until timeout for monitored process [2024-11-14 03:41:06,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:41:06,113 INFO L255 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 03:41:06,117 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:41:06,276 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 03:41:06,276 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:41:06,277 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:41:06,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1911704194] [2024-11-14 03:41:06,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1911704194] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:41:06,277 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:41:06,277 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-14 03:41:06,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256041571] [2024-11-14 03:41:06,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:41:06,278 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-14 03:41:06,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:41:06,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-14 03:41:06,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-14 03:41:06,279 INFO L87 Difference]: Start difference. First operand 101 states and 143 transitions. Second operand has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 03:41:06,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:41:06,756 INFO L93 Difference]: Finished difference Result 202 states and 287 transitions. [2024-11-14 03:41:06,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 03:41:06,757 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 113 [2024-11-14 03:41:06,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:41:06,759 INFO L225 Difference]: With dead ends: 202 [2024-11-14 03:41:06,759 INFO L226 Difference]: Without dead ends: 104 [2024-11-14 03:41:06,759 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-14 03:41:06,760 INFO L432 NwaCegarLoop]: 128 mSDtfsCounter, 1 mSDsluCounter, 621 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 749 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 03:41:06,761 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 749 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 03:41:06,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2024-11-14 03:41:06,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 103. [2024-11-14 03:41:06,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 89 states have (on average 1.3595505617977528) internal successors, (121), 89 states have internal predecessors, (121), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 03:41:06,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 145 transitions. [2024-11-14 03:41:06,770 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 145 transitions. Word has length 113 [2024-11-14 03:41:06,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:41:06,771 INFO L471 AbstractCegarLoop]: Abstraction has 103 states and 145 transitions. [2024-11-14 03:41:06,771 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 03:41:06,771 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 145 transitions. [2024-11-14 03:41:06,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-14 03:41:06,773 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:41:06,773 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:41:06,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (5)] Ended with exit code 0 [2024-11-14 03:41:06,973 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:41:06,974 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:41:06,974 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:41:06,974 INFO L85 PathProgramCache]: Analyzing trace with hash -129095228, now seen corresponding path program 1 times [2024-11-14 03:41:06,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:41:06,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1086432332] [2024-11-14 03:41:06,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:41:06,975 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 [2024-11-14 03:41:06,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:41:06,977 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:41:06,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (6)] Waiting until timeout for monitored process [2024-11-14 03:41:07,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:41:07,628 INFO L255 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 03:41:07,632 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:41:07,936 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 03:41:07,937 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 65 [2024-11-14 03:41:08,045 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-11-14 03:41:08,045 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:41:08,045 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:41:08,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1086432332] [2024-11-14 03:41:08,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1086432332] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:41:08,046 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:41:08,047 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:41:08,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048974828] [2024-11-14 03:41:08,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:41:08,047 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:41:08,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:41:08,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:41:08,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:41:08,049 INFO L87 Difference]: Start difference. First operand 103 states and 145 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 5 states have internal predecessors, (59), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 03:41:10,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:41:12,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:41:14,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:41:15,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:41:17,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:41:19,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:41:19,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:41:19,933 INFO L93 Difference]: Finished difference Result 204 states and 288 transitions. [2024-11-14 03:41:19,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 03:41:19,933 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 5 states have internal predecessors, (59), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 113 [2024-11-14 03:41:19,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:41:19,934 INFO L225 Difference]: With dead ends: 204 [2024-11-14 03:41:19,935 INFO L226 Difference]: Without dead ends: 104 [2024-11-14 03:41:19,935 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-14 03:41:19,936 INFO L432 NwaCegarLoop]: 114 mSDtfsCounter, 117 mSDsluCounter, 279 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 393 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 146 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.8s IncrementalHoareTripleChecker+Time [2024-11-14 03:41:19,936 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 393 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 146 Invalid, 3 Unknown, 0 Unchecked, 11.8s Time] [2024-11-14 03:41:19,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2024-11-14 03:41:19,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 103. [2024-11-14 03:41:19,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 89 states have (on average 1.348314606741573) internal successors, (120), 89 states have internal predecessors, (120), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 03:41:19,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 144 transitions. [2024-11-14 03:41:19,945 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 144 transitions. Word has length 113 [2024-11-14 03:41:19,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:41:19,945 INFO L471 AbstractCegarLoop]: Abstraction has 103 states and 144 transitions. [2024-11-14 03:41:19,945 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 5 states have internal predecessors, (59), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 03:41:19,945 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 144 transitions. [2024-11-14 03:41:19,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-14 03:41:19,947 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:41:19,947 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:41:19,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (6)] Ended with exit code 0 [2024-11-14 03:41:20,148 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:41:20,148 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:41:20,148 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:41:20,148 INFO L85 PathProgramCache]: Analyzing trace with hash -869225058, now seen corresponding path program 1 times [2024-11-14 03:41:20,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:41:20,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [773421308] [2024-11-14 03:41:20,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:41:20,149 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 [2024-11-14 03:41:20,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:41:20,151 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:41:20,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (7)] Waiting until timeout for monitored process [2024-11-14 03:41:20,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:41:20,758 INFO L255 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 03:41:20,762 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:41:21,135 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 03:41:21,136 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 65 [2024-11-14 03:41:21,207 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-11-14 03:41:21,207 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:41:21,207 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:41:21,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [773421308] [2024-11-14 03:41:21,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [773421308] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:41:21,211 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:41:21,211 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:41:21,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717860011] [2024-11-14 03:41:21,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:41:21,212 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:41:21,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:41:21,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:41:21,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:41:21,213 INFO L87 Difference]: Start difference. First operand 103 states and 144 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 03:41:23,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:41:26,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:41:27,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:41:27,313 INFO L93 Difference]: Finished difference Result 204 states and 286 transitions. [2024-11-14 03:41:27,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 03:41:27,317 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 115 [2024-11-14 03:41:27,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:41:27,319 INFO L225 Difference]: With dead ends: 204 [2024-11-14 03:41:27,319 INFO L226 Difference]: Without dead ends: 104 [2024-11-14 03:41:27,319 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-14 03:41:27,322 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 108 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 389 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:41:27,322 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 389 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2024-11-14 03:41:27,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2024-11-14 03:41:27,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 103. [2024-11-14 03:41:27,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 89 states have (on average 1.3370786516853932) internal successors, (119), 89 states have internal predecessors, (119), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 03:41:27,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 143 transitions. [2024-11-14 03:41:27,340 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 143 transitions. Word has length 115 [2024-11-14 03:41:27,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:41:27,340 INFO L471 AbstractCegarLoop]: Abstraction has 103 states and 143 transitions. [2024-11-14 03:41:27,340 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 03:41:27,340 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 143 transitions. [2024-11-14 03:41:27,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-14 03:41:27,342 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:41:27,346 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:41:27,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (7)] Ended with exit code 0 [2024-11-14 03:41:27,548 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:41:27,548 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:41:27,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:41:27,549 INFO L85 PathProgramCache]: Analyzing trace with hash -1446025468, now seen corresponding path program 1 times [2024-11-14 03:41:27,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:41:27,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1768417503] [2024-11-14 03:41:27,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:41:27,549 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 [2024-11-14 03:41:27,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:41:27,551 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:41:27,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (8)] Waiting until timeout for monitored process [2024-11-14 03:41:28,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:41:28,397 INFO L255 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 03:41:28,401 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:41:28,875 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 03:41:28,876 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 65 [2024-11-14 03:41:28,956 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-14 03:41:28,956 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:41:28,956 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:41:28,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1768417503] [2024-11-14 03:41:28,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1768417503] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:41:28,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:41:28,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:41:28,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528015441] [2024-11-14 03:41:28,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:41:28,958 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:41:28,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:41:28,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:41:28,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:41:28,959 INFO L87 Difference]: Start difference. First operand 103 states and 143 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 5 states have internal predecessors, (63), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 03:41:31,736 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:41:32,790 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:41:35,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:41:36,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:41:36,940 INFO L93 Difference]: Finished difference Result 204 states and 284 transitions. [2024-11-14 03:41:36,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 03:41:36,942 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 5 states have internal predecessors, (63), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 117 [2024-11-14 03:41:36,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:41:36,943 INFO L225 Difference]: With dead ends: 204 [2024-11-14 03:41:36,943 INFO L226 Difference]: Without dead ends: 104 [2024-11-14 03:41:36,943 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-14 03:41:36,944 INFO L432 NwaCegarLoop]: 112 mSDtfsCounter, 99 mSDsluCounter, 273 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 385 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2024-11-14 03:41:36,944 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 385 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 147 Invalid, 2 Unknown, 0 Unchecked, 7.9s Time] [2024-11-14 03:41:36,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2024-11-14 03:41:36,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 103. [2024-11-14 03:41:36,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 89 states have (on average 1.3258426966292134) internal successors, (118), 89 states have internal predecessors, (118), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 03:41:36,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 142 transitions. [2024-11-14 03:41:36,957 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 142 transitions. Word has length 117 [2024-11-14 03:41:36,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:41:36,958 INFO L471 AbstractCegarLoop]: Abstraction has 103 states and 142 transitions. [2024-11-14 03:41:36,958 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 5 states have internal predecessors, (63), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 03:41:36,958 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 142 transitions. [2024-11-14 03:41:36,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-14 03:41:36,960 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:41:36,960 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:41:36,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (8)] Ended with exit code 0 [2024-11-14 03:41:37,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:41:37,161 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:41:37,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:41:37,161 INFO L85 PathProgramCache]: Analyzing trace with hash -892292898, now seen corresponding path program 1 times [2024-11-14 03:41:37,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:41:37,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [896490114] [2024-11-14 03:41:37,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:41:37,162 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 [2024-11-14 03:41:37,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:41:37,163 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:41:37,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (9)] Waiting until timeout for monitored process [2024-11-14 03:41:37,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:41:37,812 INFO L255 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 03:41:37,815 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:41:38,264 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 03:41:38,264 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 65 [2024-11-14 03:41:38,336 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-11-14 03:41:38,336 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:41:38,336 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:41:38,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [896490114] [2024-11-14 03:41:38,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [896490114] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:41:38,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:41:38,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:41:38,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965625528] [2024-11-14 03:41:38,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:41:38,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:41:38,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:41:38,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:41:38,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:41:38,339 INFO L87 Difference]: Start difference. First operand 103 states and 142 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 03:41:41,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:41:42,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:41:45,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:41:46,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:41:47,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:41:47,038 INFO L93 Difference]: Finished difference Result 204 states and 282 transitions. [2024-11-14 03:41:47,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 03:41:47,039 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 119 [2024-11-14 03:41:47,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:41:47,040 INFO L225 Difference]: With dead ends: 204 [2024-11-14 03:41:47,040 INFO L226 Difference]: Without dead ends: 104 [2024-11-14 03:41:47,040 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-14 03:41:47,041 INFO L432 NwaCegarLoop]: 111 mSDtfsCounter, 90 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 379 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2024-11-14 03:41:47,041 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 379 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 149 Invalid, 2 Unknown, 0 Unchecked, 8.6s Time] [2024-11-14 03:41:47,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2024-11-14 03:41:47,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 103. [2024-11-14 03:41:47,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 89 states have (on average 1.3146067415730338) internal successors, (117), 89 states have internal predecessors, (117), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 03:41:47,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 141 transitions. [2024-11-14 03:41:47,056 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 141 transitions. Word has length 119 [2024-11-14 03:41:47,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:41:47,056 INFO L471 AbstractCegarLoop]: Abstraction has 103 states and 141 transitions. [2024-11-14 03:41:47,056 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 03:41:47,056 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 141 transitions. [2024-11-14 03:41:47,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-14 03:41:47,059 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:41:47,059 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:41:47,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (9)] Ended with exit code 0 [2024-11-14 03:41:47,259 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:41:47,260 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:41:47,260 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:41:47,260 INFO L85 PathProgramCache]: Analyzing trace with hash -1615693310, now seen corresponding path program 1 times [2024-11-14 03:41:47,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:41:47,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1578422916] [2024-11-14 03:41:47,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:41:47,261 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 [2024-11-14 03:41:47,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:41:47,263 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:41:47,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (10)] Waiting until timeout for monitored process [2024-11-14 03:41:47,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:41:47,861 INFO L255 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 03:41:47,864 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:41:47,977 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2024-11-14 03:41:47,977 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:41:47,977 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:41:47,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1578422916] [2024-11-14 03:41:47,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1578422916] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:41:47,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:41:47,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 03:41:47,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124079842] [2024-11-14 03:41:47,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:41:47,978 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:41:47,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:41:47,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:41:47,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:41:47,979 INFO L87 Difference]: Start difference. First operand 103 states and 141 transitions. Second operand has 6 states, 5 states have (on average 14.0) internal successors, (70), 6 states have internal predecessors, (70), 3 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-14 03:41:48,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:41:48,361 INFO L93 Difference]: Finished difference Result 207 states and 284 transitions. [2024-11-14 03:41:48,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 03:41:48,362 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.0) internal successors, (70), 6 states have internal predecessors, (70), 3 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) Word has length 121 [2024-11-14 03:41:48,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:41:48,363 INFO L225 Difference]: With dead ends: 207 [2024-11-14 03:41:48,363 INFO L226 Difference]: Without dead ends: 105 [2024-11-14 03:41:48,363 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-14 03:41:48,364 INFO L432 NwaCegarLoop]: 118 mSDtfsCounter, 1 mSDsluCounter, 436 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 554 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-14 03:41:48,364 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 554 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-14 03:41:48,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2024-11-14 03:41:48,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 103. [2024-11-14 03:41:48,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 89 states have (on average 1.303370786516854) internal successors, (116), 89 states have internal predecessors, (116), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 03:41:48,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 140 transitions. [2024-11-14 03:41:48,372 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 140 transitions. Word has length 121 [2024-11-14 03:41:48,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:41:48,372 INFO L471 AbstractCegarLoop]: Abstraction has 103 states and 140 transitions. [2024-11-14 03:41:48,373 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.0) internal successors, (70), 6 states have internal predecessors, (70), 3 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (12), 2 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-14 03:41:48,373 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 140 transitions. [2024-11-14 03:41:48,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-14 03:41:48,374 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:41:48,374 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:41:48,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (10)] Ended with exit code 0 [2024-11-14 03:41:48,575 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:41:48,575 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:41:48,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:41:48,575 INFO L85 PathProgramCache]: Analyzing trace with hash -1656368060, now seen corresponding path program 1 times [2024-11-14 03:41:48,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:41:48,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1512890599] [2024-11-14 03:41:48,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:41:48,576 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 [2024-11-14 03:41:48,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:41:48,584 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:41:48,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (11)] Waiting until timeout for monitored process [2024-11-14 03:41:49,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:41:49,532 INFO L255 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-14 03:41:49,539 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:41:52,022 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-14 03:41:52,992 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-14 03:41:53,729 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-14 03:41:54,342 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-14 03:41:54,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-14 03:41:55,355 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-14 03:41:55,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-14 03:41:56,188 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:41:56,351 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-14 03:41:56,351 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:41:56,677 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:41:56,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1512890599] [2024-11-14 03:41:56,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1512890599] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:41:56,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [946154439] [2024-11-14 03:41:56,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:41:56,678 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:41:56,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:41:56,679 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:41:56,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-14 03:41:58,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:41:58,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-14 03:41:58,396 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:41:58,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-14 03:42:00,131 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 03:42:01,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 03:42:01,712 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 03:42:02,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 03:42:02,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 03:42:03,322 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 03:42:03,696 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 03:42:04,158 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:42:04,270 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 248 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-14 03:42:04,270 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:42:04,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [946154439] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:42:04,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [647731024] [2024-11-14 03:42:04,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:42:04,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:42:04,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:42:04,438 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:42:04,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-14 03:42:08,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:42:08,039 INFO L255 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 03:42:08,042 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:42:09,281 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:42:09,295 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 03:42:09,295 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:42:09,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [647731024] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:42:09,295 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-14 03:42:09,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [17, 13] total 30 [2024-11-14 03:42:09,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695841220] [2024-11-14 03:42:09,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:42:09,296 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:42:09,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:42:09,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:42:09,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=924, Unknown=0, NotChecked=0, Total=1122 [2024-11-14 03:42:09,297 INFO L87 Difference]: Start difference. First operand 103 states and 140 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 03:42:12,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:42:15,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:42:17,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:42:17,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:42:17,750 INFO L93 Difference]: Finished difference Result 208 states and 283 transitions. [2024-11-14 03:42:17,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:42:17,752 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 121 [2024-11-14 03:42:17,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:42:17,753 INFO L225 Difference]: With dead ends: 208 [2024-11-14 03:42:17,754 INFO L226 Difference]: Without dead ends: 108 [2024-11-14 03:42:17,755 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 414 GetRequests, 379 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 379 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=216, Invalid=1044, Unknown=0, NotChecked=0, Total=1260 [2024-11-14 03:42:17,756 INFO L432 NwaCegarLoop]: 110 mSDtfsCounter, 75 mSDsluCounter, 212 mSDsCounter, 0 mSdLazyCounter, 199 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 199 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2024-11-14 03:42:17,757 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 322 Invalid, 202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 199 Invalid, 2 Unknown, 0 Unchecked, 8.3s Time] [2024-11-14 03:42:17,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-11-14 03:42:17,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 105. [2024-11-14 03:42:17,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 91 states have (on average 1.2967032967032968) internal successors, (118), 91 states have internal predecessors, (118), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-14 03:42:17,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 142 transitions. [2024-11-14 03:42:17,767 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 142 transitions. Word has length 121 [2024-11-14 03:42:17,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:42:17,767 INFO L471 AbstractCegarLoop]: Abstraction has 105 states and 142 transitions. [2024-11-14 03:42:17,767 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 03:42:17,767 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 142 transitions. [2024-11-14 03:42:17,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-14 03:42:17,769 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:42:17,772 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:42:17,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-14 03:42:18,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-14 03:42:18,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (11)] Forceful destruction successful, exit code 0 [2024-11-14 03:42:18,373 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:42:18,374 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:42:18,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:42:18,374 INFO L85 PathProgramCache]: Analyzing trace with hash -1233666234, now seen corresponding path program 1 times [2024-11-14 03:42:18,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:42:18,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2134613512] [2024-11-14 03:42:18,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:42:18,375 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 [2024-11-14 03:42:18,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:42:18,380 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:42:18,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (14)] Waiting until timeout for monitored process [2024-11-14 03:42:19,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:42:19,042 INFO L255 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-14 03:42:19,047 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:42:19,327 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-14 03:42:22,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-11-14 03:42:22,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 13 [2024-11-14 03:42:23,080 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-14 03:42:23,172 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 36 [2024-11-14 03:42:23,246 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 03:42:23,247 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:42:23,247 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:42:23,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2134613512] [2024-11-14 03:42:23,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2134613512] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:42:23,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:42:23,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-14 03:42:23,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694243701] [2024-11-14 03:42:23,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:42:23,247 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-14 03:42:23,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:42:23,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-14 03:42:23,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-14 03:42:23,248 INFO L87 Difference]: Start difference. First operand 105 states and 142 transitions. Second operand has 9 states, 9 states have (on average 7.111111111111111) internal successors, (64), 8 states have internal predecessors, (64), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 03:42:26,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:42:30,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:42:32,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:42:35,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:42:37,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:42:38,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:42:41,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:42:43,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:42:46,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:42:48,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:42:48,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:42:48,516 INFO L93 Difference]: Finished difference Result 358 states and 485 transitions. [2024-11-14 03:42:48,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 03:42:48,516 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.111111111111111) internal successors, (64), 8 states have internal predecessors, (64), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 121 [2024-11-14 03:42:48,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:42:48,518 INFO L225 Difference]: With dead ends: 358 [2024-11-14 03:42:48,518 INFO L226 Difference]: Without dead ends: 256 [2024-11-14 03:42:48,519 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2024-11-14 03:42:48,519 INFO L432 NwaCegarLoop]: 117 mSDtfsCounter, 161 mSDsluCounter, 446 mSDsCounter, 0 mSdLazyCounter, 296 mSolverCounterSat, 7 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 563 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 296 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:42:48,520 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 563 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 296 Invalid, 8 Unknown, 0 Unchecked, 25.0s Time] [2024-11-14 03:42:48,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256 states. [2024-11-14 03:42:48,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256 to 173. [2024-11-14 03:42:48,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 146 states have (on average 1.2876712328767124) internal successors, (188), 146 states have internal predecessors, (188), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-14 03:42:48,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 236 transitions. [2024-11-14 03:42:48,539 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 236 transitions. Word has length 121 [2024-11-14 03:42:48,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:42:48,540 INFO L471 AbstractCegarLoop]: Abstraction has 173 states and 236 transitions. [2024-11-14 03:42:48,540 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.111111111111111) internal successors, (64), 8 states have internal predecessors, (64), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 03:42:48,540 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 236 transitions. [2024-11-14 03:42:48,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-14 03:42:48,542 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:42:48,542 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:42:48,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (14)] Forceful destruction successful, exit code 0 [2024-11-14 03:42:48,743 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:42:48,743 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:42:48,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:42:48,743 INFO L85 PathProgramCache]: Analyzing trace with hash -95723010, now seen corresponding path program 1 times [2024-11-14 03:42:48,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:42:48,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2081824153] [2024-11-14 03:42:48,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:42:48,744 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 [2024-11-14 03:42:48,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:42:48,746 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:42:48,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (15)] Waiting until timeout for monitored process [2024-11-14 03:42:49,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:42:49,369 INFO L255 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 03:42:49,372 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:42:50,255 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 03:42:50,255 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:42:50,255 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:42:50,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2081824153] [2024-11-14 03:42:50,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2081824153] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:42:50,255 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:42:50,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:42:50,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469460733] [2024-11-14 03:42:50,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:42:50,256 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:42:50,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:42:50,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:42:50,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:42:50,257 INFO L87 Difference]: Start difference. First operand 173 states and 236 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 03:42:52,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:42:54,966 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:42:57,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:42:59,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:42:59,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:42:59,342 INFO L93 Difference]: Finished difference Result 332 states and 452 transitions. [2024-11-14 03:42:59,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 03:42:59,365 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 123 [2024-11-14 03:42:59,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:42:59,366 INFO L225 Difference]: With dead ends: 332 [2024-11-14 03:42:59,366 INFO L226 Difference]: Without dead ends: 217 [2024-11-14 03:42:59,367 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-14 03:42:59,367 INFO L432 NwaCegarLoop]: 124 mSDtfsCounter, 87 mSDsluCounter, 438 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 5 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 562 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:42:59,367 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 562 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 90 Invalid, 4 Unknown, 0 Unchecked, 9.0s Time] [2024-11-14 03:42:59,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2024-11-14 03:42:59,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 183. [2024-11-14 03:42:59,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 156 states have (on average 1.2820512820512822) internal successors, (200), 156 states have internal predecessors, (200), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-14 03:42:59,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 248 transitions. [2024-11-14 03:42:59,392 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 248 transitions. Word has length 123 [2024-11-14 03:42:59,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:42:59,392 INFO L471 AbstractCegarLoop]: Abstraction has 183 states and 248 transitions. [2024-11-14 03:42:59,393 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 03:42:59,393 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 248 transitions. [2024-11-14 03:42:59,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-14 03:42:59,394 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:42:59,394 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:42:59,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (15)] Ended with exit code 0 [2024-11-14 03:42:59,596 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:42:59,596 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:42:59,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:42:59,596 INFO L85 PathProgramCache]: Analyzing trace with hash -229736516, now seen corresponding path program 1 times [2024-11-14 03:42:59,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:42:59,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1899973326] [2024-11-14 03:42:59,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:42:59,597 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 [2024-11-14 03:42:59,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:42:59,600 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:42:59,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (16)] Waiting until timeout for monitored process [2024-11-14 03:43:00,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:43:00,666 INFO L255 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-14 03:43:00,674 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:43:04,605 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-14 03:43:06,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-14 03:43:08,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-14 03:43:10,004 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-14 03:43:11,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-14 03:43:12,572 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-14 03:43:13,627 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-14 03:43:15,442 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2024-11-14 03:43:15,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 28 [2024-11-14 03:43:15,718 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 1 [2024-11-14 03:43:15,956 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2024-11-14 03:43:16,109 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-11-14 03:43:16,277 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-14 03:43:16,277 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:43:16,587 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_526 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= ((_ extract 7 0) (select (select (store |c_#memory_int| c_~var_1_12_Pointer~0.base v_ArrVal_526) c_~var_1_2_Pointer~0.base) c_~var_1_2_Pointer~0.offset)) (_ bv0 8)))) is different from false [2024-11-14 03:43:16,663 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_522 (_ BitVec 32)) (v_ArrVal_524 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_525 (Array (_ BitVec 32) (_ BitVec 32))) (~var_1_16_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_526 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (_ bv0 8) ((_ extract 7 0) (select (select (store (store (let ((.cse0 (store |c_#memory_int| c_~var_1_15_Pointer~0.base v_ArrVal_525))) (store .cse0 c_~var_1_16_Pointer~0.base (store (select .cse0 c_~var_1_16_Pointer~0.base) ~var_1_16_Pointer~0.offset v_ArrVal_522))) c_~var_1_17_Pointer~0.base v_ArrVal_524) c_~var_1_12_Pointer~0.base v_ArrVal_526) c_~var_1_2_Pointer~0.base) c_~var_1_2_Pointer~0.offset))))) is different from false [2024-11-14 03:43:16,697 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_521 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_522 (_ BitVec 32)) (v_ArrVal_524 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_525 (Array (_ BitVec 32) (_ BitVec 32))) (~var_1_16_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_526 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (_ bv0 8) ((_ extract 7 0) (select (select (store (store (let ((.cse0 (store (store |c_#memory_int| c_~var_1_7_Pointer~0.base v_ArrVal_521) c_~var_1_15_Pointer~0.base v_ArrVal_525))) (store .cse0 c_~var_1_16_Pointer~0.base (store (select .cse0 c_~var_1_16_Pointer~0.base) ~var_1_16_Pointer~0.offset v_ArrVal_522))) c_~var_1_17_Pointer~0.base v_ArrVal_524) c_~var_1_12_Pointer~0.base v_ArrVal_526) c_~var_1_2_Pointer~0.base) c_~var_1_2_Pointer~0.offset))))) is different from false [2024-11-14 03:43:17,202 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:43:17,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1899973326] [2024-11-14 03:43:17,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1899973326] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:43:17,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [179519640] [2024-11-14 03:43:17,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:43:17,202 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:43:17,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:43:17,204 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:43:17,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-14 03:43:19,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:43:19,305 INFO L255 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-14 03:43:19,311 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:43:20,306 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-14 03:43:22,669 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:43:24,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:43:26,539 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:43:28,002 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:43:29,441 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:43:30,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:43:32,050 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:43:34,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2024-11-14 03:43:34,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 19 [2024-11-14 03:43:35,104 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2024-11-14 03:43:35,347 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 14 [2024-11-14 03:43:35,484 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 248 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-14 03:43:35,484 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:43:35,944 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_570 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_567 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_568 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_569 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (_ bv0 8) ((_ extract 7 0) (select (select (store (store (store (store |c_#memory_int| c_~var_1_15_Pointer~0.base v_ArrVal_567) c_~var_1_16_Pointer~0.base v_ArrVal_569) c_~var_1_17_Pointer~0.base v_ArrVal_568) c_~var_1_12_Pointer~0.base v_ArrVal_570) c_~var_1_2_Pointer~0.base) c_~var_1_2_Pointer~0.offset))))) is different from false [2024-11-14 03:43:35,976 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_566 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_570 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_567 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_568 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_569 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (_ bv0 8) ((_ extract 7 0) (select (select (store (store (store (store (store |c_#memory_int| c_~var_1_7_Pointer~0.base v_ArrVal_566) c_~var_1_15_Pointer~0.base v_ArrVal_567) c_~var_1_16_Pointer~0.base v_ArrVal_569) c_~var_1_17_Pointer~0.base v_ArrVal_568) c_~var_1_12_Pointer~0.base v_ArrVal_570) c_~var_1_2_Pointer~0.base) c_~var_1_2_Pointer~0.offset))))) is different from false [2024-11-14 03:43:36,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [179519640] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:43:36,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1352946946] [2024-11-14 03:43:36,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:43:36,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:43:36,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:43:36,766 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:43:36,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-11-14 03:43:47,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:43:47,639 INFO L255 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 03:43:47,646 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:43:48,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-14 03:43:52,747 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2024-11-14 03:43:54,722 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2024-11-14 03:43:56,522 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2024-11-14 03:43:58,432 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2024-11-14 03:44:00,031 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2024-11-14 03:44:01,512 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2024-11-14 03:44:02,944 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2024-11-14 03:44:05,451 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 26 [2024-11-14 03:44:05,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 26 [2024-11-14 03:44:06,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 26 [2024-11-14 03:44:06,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2024-11-14 03:44:06,640 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-14 03:44:06,640 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:44:06,669 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_614 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= (_ bv0 8) ((_ extract 7 0) (select (select (store |c_#memory_int| c_~var_1_12_Pointer~0.base v_ArrVal_614) c_~var_1_2_Pointer~0.base) c_~var_1_2_Pointer~0.offset))))) is different from false [2024-11-14 03:44:06,711 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_611 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_612 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_613 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_614 (Array (_ BitVec 32) (_ BitVec 32)))) (not (= ((_ extract 7 0) (select (select (store (store (store (store |c_#memory_int| c_~var_1_15_Pointer~0.base v_ArrVal_612) c_~var_1_16_Pointer~0.base v_ArrVal_611) c_~var_1_17_Pointer~0.base v_ArrVal_613) c_~var_1_12_Pointer~0.base v_ArrVal_614) c_~var_1_2_Pointer~0.base) c_~var_1_2_Pointer~0.offset)) (_ bv0 8)))) is different from false [2024-11-14 03:44:08,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1352946946] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:44:08,083 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 03:44:08,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 16, 21] total 53 [2024-11-14 03:44:08,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022004346] [2024-11-14 03:44:08,083 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 03:44:08,084 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-11-14 03:44:08,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:44:08,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-11-14 03:44:08,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=489, Invalid=3344, Unknown=101, NotChecked=896, Total=4830 [2024-11-14 03:44:08,090 INFO L87 Difference]: Start difference. First operand 183 states and 248 transitions. Second operand has 54 states, 52 states have (on average 4.5) internal successors, (234), 49 states have internal predecessors, (234), 26 states have call successors, (36), 26 states have call predecessors, (36), 26 states have return successors, (36), 26 states have call predecessors, (36), 26 states have call successors, (36) [2024-11-14 03:44:18,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:44:20,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:44:27,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:44:32,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:44:39,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:44:44,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:44:46,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:44:48,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:44:50,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:44:52,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:44:52,752 INFO L93 Difference]: Finished difference Result 444 states and 590 transitions. [2024-11-14 03:44:52,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 03:44:52,754 INFO L78 Accepts]: Start accepts. Automaton has has 54 states, 52 states have (on average 4.5) internal successors, (234), 49 states have internal predecessors, (234), 26 states have call successors, (36), 26 states have call predecessors, (36), 26 states have return successors, (36), 26 states have call predecessors, (36), 26 states have call successors, (36) Word has length 123 [2024-11-14 03:44:52,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:44:52,756 INFO L225 Difference]: With dead ends: 444 [2024-11-14 03:44:52,757 INFO L226 Difference]: Without dead ends: 341 [2024-11-14 03:44:52,765 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 465 GetRequests, 380 SyntacticMatches, 2 SemanticMatches, 83 ConstructedPredicates, 7 IntricatePredicates, 0 DeprecatedPredicates, 2178 ImplicationChecksByTransitivity, 20.9s TimeCoverageRelationStatistics Valid=1008, Invalid=4916, Unknown=110, NotChecked=1106, Total=7140 [2024-11-14 03:44:52,769 INFO L432 NwaCegarLoop]: 101 mSDtfsCounter, 1255 mSDsluCounter, 1363 mSDsCounter, 0 mSdLazyCounter, 1613 mSolverCounterSat, 274 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1255 SdHoareTripleChecker+Valid, 1464 SdHoareTripleChecker+Invalid, 1894 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 1613 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.4s IncrementalHoareTripleChecker+Time [2024-11-14 03:44:52,770 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1255 Valid, 1464 Invalid, 1894 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 1613 Invalid, 7 Unknown, 0 Unchecked, 39.4s Time] [2024-11-14 03:44:52,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2024-11-14 03:44:52,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 200. [2024-11-14 03:44:52,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 171 states have (on average 1.2690058479532165) internal successors, (217), 171 states have internal predecessors, (217), 24 states have call successors, (24), 4 states have call predecessors, (24), 4 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-14 03:44:52,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 265 transitions. [2024-11-14 03:44:52,825 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 265 transitions. Word has length 123 [2024-11-14 03:44:52,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:44:52,826 INFO L471 AbstractCegarLoop]: Abstraction has 200 states and 265 transitions. [2024-11-14 03:44:52,827 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 52 states have (on average 4.5) internal successors, (234), 49 states have internal predecessors, (234), 26 states have call successors, (36), 26 states have call predecessors, (36), 26 states have return successors, (36), 26 states have call predecessors, (36), 26 states have call successors, (36) [2024-11-14 03:44:52,828 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 265 transitions. [2024-11-14 03:44:52,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-14 03:44:52,831 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:44:52,831 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:44:52,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-14 03:44:53,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (16)] Ended with exit code 0 [2024-11-14 03:44:53,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-11-14 03:44:53,432 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:44:53,432 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:44:53,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:44:53,433 INFO L85 PathProgramCache]: Analyzing trace with hash -947293919, now seen corresponding path program 1 times [2024-11-14 03:44:53,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:44:53,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1733471106] [2024-11-14 03:44:53,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:44:53,434 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 [2024-11-14 03:44:53,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:44:53,438 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:44:53,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (19)] Waiting until timeout for monitored process [2024-11-14 03:44:54,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:44:54,052 INFO L255 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 03:44:54,055 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:44:54,188 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 03:44:54,189 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:44:54,189 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:44:54,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1733471106] [2024-11-14 03:44:54,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1733471106] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:44:54,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:44:54,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:44:54,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821502947] [2024-11-14 03:44:54,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:44:54,190 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 03:44:54,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:44:54,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 03:44:54,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 03:44:54,191 INFO L87 Difference]: Start difference. First operand 200 states and 265 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 03:44:56,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:44:58,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:45:01,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:45:02,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:45:03,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:45:03,417 INFO L93 Difference]: Finished difference Result 349 states and 461 transitions. [2024-11-14 03:45:03,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 03:45:03,418 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 123 [2024-11-14 03:45:03,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:45:03,421 INFO L225 Difference]: With dead ends: 349 [2024-11-14 03:45:03,421 INFO L226 Difference]: Without dead ends: 233 [2024-11-14 03:45:03,422 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:45:03,422 INFO L432 NwaCegarLoop]: 119 mSDtfsCounter, 32 mSDsluCounter, 265 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 384 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2024-11-14 03:45:03,423 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 384 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 140 Invalid, 2 Unknown, 0 Unchecked, 9.2s Time] [2024-11-14 03:45:03,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2024-11-14 03:45:03,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 203. [2024-11-14 03:45:03,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 174 states have (on average 1.2701149425287357) internal successors, (221), 174 states have internal predecessors, (221), 24 states have call successors, (24), 4 states have call predecessors, (24), 4 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-14 03:45:03,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 269 transitions. [2024-11-14 03:45:03,459 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 269 transitions. Word has length 123 [2024-11-14 03:45:03,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:45:03,459 INFO L471 AbstractCegarLoop]: Abstraction has 203 states and 269 transitions. [2024-11-14 03:45:03,459 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 03:45:03,460 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 269 transitions. [2024-11-14 03:45:03,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-14 03:45:03,461 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:45:03,461 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:45:03,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (19)] Ended with exit code 0 [2024-11-14 03:45:03,661 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:45:03,662 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:45:03,662 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:45:03,662 INFO L85 PathProgramCache]: Analyzing trace with hash -1958411169, now seen corresponding path program 1 times [2024-11-14 03:45:03,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:45:03,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2042194573] [2024-11-14 03:45:03,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:45:03,663 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 [2024-11-14 03:45:03,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:45:03,668 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:45:03,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (20)] Waiting until timeout for monitored process [2024-11-14 03:45:04,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:45:04,212 INFO L255 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 03:45:04,214 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:45:04,306 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 03:45:04,307 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:45:04,307 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:45:04,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2042194573] [2024-11-14 03:45:04,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2042194573] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:45:04,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:45:04,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:45:04,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671948072] [2024-11-14 03:45:04,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:45:04,308 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 03:45:04,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:45:04,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 03:45:04,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 03:45:04,309 INFO L87 Difference]: Start difference. First operand 203 states and 269 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 03:45:06,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:45:06,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:45:06,530 INFO L93 Difference]: Finished difference Result 325 states and 432 transitions. [2024-11-14 03:45:06,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 03:45:06,531 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 123 [2024-11-14 03:45:06,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:45:06,538 INFO L225 Difference]: With dead ends: 325 [2024-11-14 03:45:06,539 INFO L226 Difference]: Without dead ends: 206 [2024-11-14 03:45:06,539 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 03:45:06,540 INFO L432 NwaCegarLoop]: 129 mSDtfsCounter, 0 mSDsluCounter, 370 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 499 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-14 03:45:06,540 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 499 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2024-11-14 03:45:06,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2024-11-14 03:45:06,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 206. [2024-11-14 03:45:06,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 177 states have (on average 1.265536723163842) internal successors, (224), 177 states have internal predecessors, (224), 24 states have call successors, (24), 4 states have call predecessors, (24), 4 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-14 03:45:06,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 272 transitions. [2024-11-14 03:45:06,584 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 272 transitions. Word has length 123 [2024-11-14 03:45:06,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:45:06,585 INFO L471 AbstractCegarLoop]: Abstraction has 206 states and 272 transitions. [2024-11-14 03:45:06,585 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 03:45:06,586 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 272 transitions. [2024-11-14 03:45:06,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-14 03:45:06,587 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:45:06,587 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:45:06,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (20)] Forceful destruction successful, exit code 0 [2024-11-14 03:45:06,787 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:45:06,788 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:45:06,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:45:06,788 INFO L85 PathProgramCache]: Analyzing trace with hash 886495772, now seen corresponding path program 1 times [2024-11-14 03:45:06,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:45:06,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1459651856] [2024-11-14 03:45:06,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:45:06,789 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 [2024-11-14 03:45:06,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:45:06,791 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:45:06,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (21)] Waiting until timeout for monitored process [2024-11-14 03:45:07,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:45:07,309 INFO L255 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 03:45:07,311 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:45:08,236 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 03:45:08,237 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:45:08,237 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:45:08,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1459651856] [2024-11-14 03:45:08,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1459651856] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:45:08,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:45:08,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 03:45:08,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857484555] [2024-11-14 03:45:08,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:45:08,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 03:45:08,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:45:08,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 03:45:08,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 03:45:08,239 INFO L87 Difference]: Start difference. First operand 206 states and 272 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 03:45:10,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:45:13,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:45:15,621 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:45:17,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:45:17,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:45:17,752 INFO L93 Difference]: Finished difference Result 367 states and 483 transitions. [2024-11-14 03:45:17,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:45:17,775 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 124 [2024-11-14 03:45:17,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:45:17,777 INFO L225 Difference]: With dead ends: 367 [2024-11-14 03:45:17,777 INFO L226 Difference]: Without dead ends: 243 [2024-11-14 03:45:17,778 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-14 03:45:17,779 INFO L432 NwaCegarLoop]: 126 mSDtfsCounter, 54 mSDsluCounter, 316 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 4 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 442 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2024-11-14 03:45:17,779 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 442 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 78 Invalid, 4 Unknown, 0 Unchecked, 9.4s Time] [2024-11-14 03:45:17,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2024-11-14 03:45:17,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 205. [2024-11-14 03:45:17,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 176 states have (on average 1.2556818181818181) internal successors, (221), 176 states have internal predecessors, (221), 24 states have call successors, (24), 4 states have call predecessors, (24), 4 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-14 03:45:17,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 269 transitions. [2024-11-14 03:45:17,823 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 269 transitions. Word has length 124 [2024-11-14 03:45:17,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:45:17,824 INFO L471 AbstractCegarLoop]: Abstraction has 205 states and 269 transitions. [2024-11-14 03:45:17,824 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 03:45:17,825 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 269 transitions. [2024-11-14 03:45:17,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-14 03:45:17,826 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:45:17,826 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:45:17,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (21)] Ended with exit code 0 [2024-11-14 03:45:18,030 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:45:18,030 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:45:18,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:45:18,031 INFO L85 PathProgramCache]: Analyzing trace with hash -701852130, now seen corresponding path program 1 times [2024-11-14 03:45:18,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:45:18,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1232485309] [2024-11-14 03:45:18,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:45:18,031 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:45:18,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:45:18,034 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:45:18,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (22)] Waiting until timeout for monitored process [2024-11-14 03:45:18,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:45:18,588 INFO L255 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 03:45:18,590 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:45:18,690 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 03:45:18,690 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:45:18,691 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:45:18,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1232485309] [2024-11-14 03:45:18,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1232485309] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:45:18,691 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:45:18,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:45:18,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320907481] [2024-11-14 03:45:18,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:45:18,692 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 03:45:18,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:45:18,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 03:45:18,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 03:45:18,693 INFO L87 Difference]: Start difference. First operand 205 states and 269 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 03:45:18,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:45:18,840 INFO L93 Difference]: Finished difference Result 331 states and 436 transitions. [2024-11-14 03:45:18,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 03:45:18,841 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 124 [2024-11-14 03:45:18,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:45:18,842 INFO L225 Difference]: With dead ends: 331 [2024-11-14 03:45:18,842 INFO L226 Difference]: Without dead ends: 208 [2024-11-14 03:45:18,843 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 03:45:18,843 INFO L432 NwaCegarLoop]: 131 mSDtfsCounter, 0 mSDsluCounter, 375 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 506 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 03:45:18,844 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 506 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 03:45:18,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2024-11-14 03:45:18,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 208. [2024-11-14 03:45:18,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 179 states have (on average 1.2513966480446927) internal successors, (224), 179 states have internal predecessors, (224), 24 states have call successors, (24), 4 states have call predecessors, (24), 4 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-14 03:45:18,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 272 transitions. [2024-11-14 03:45:18,870 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 272 transitions. Word has length 124 [2024-11-14 03:45:18,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:45:18,871 INFO L471 AbstractCegarLoop]: Abstraction has 208 states and 272 transitions. [2024-11-14 03:45:18,871 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 03:45:18,871 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 272 transitions. [2024-11-14 03:45:18,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-14 03:45:18,872 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:45:18,872 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:45:18,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (22)] Forceful destruction successful, exit code 0 [2024-11-14 03:45:19,072 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:45:19,073 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:45:19,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:45:19,073 INFO L85 PathProgramCache]: Analyzing trace with hash -975048199, now seen corresponding path program 1 times [2024-11-14 03:45:19,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:45:19,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1423414903] [2024-11-14 03:45:19,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:45:19,074 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 [2024-11-14 03:45:19,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:45:19,076 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:45:19,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (23)] Waiting until timeout for monitored process [2024-11-14 03:45:20,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:45:20,120 INFO L255 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-14 03:45:20,126 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:45:24,121 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-14 03:45:26,096 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-14 03:45:27,735 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-14 03:45:29,259 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-14 03:45:30,700 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-14 03:45:31,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-14 03:45:32,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-14 03:45:34,278 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:45:34,854 INFO L349 Elim1Store]: treesize reduction 125, result has 16.1 percent of original size [2024-11-14 03:45:34,854 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 73 treesize of output 128 [2024-11-14 03:45:34,969 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 54 treesize of output 28 [2024-11-14 03:45:35,066 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2024-11-14 03:45:35,150 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2024-11-14 03:45:35,360 INFO L349 Elim1Store]: treesize reduction 105, result has 7.9 percent of original size [2024-11-14 03:45:35,360 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 5 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 110 treesize of output 207 [2024-11-14 03:45:36,296 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-14 03:45:36,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 14 [2024-11-14 03:45:36,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 14 [2024-11-14 03:45:36,527 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 14 [2024-11-14 03:45:37,057 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 24 [2024-11-14 03:45:37,294 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 24 [2024-11-14 03:45:37,408 INFO L349 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2024-11-14 03:45:37,408 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 26 [2024-11-14 03:45:37,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 5 [2024-11-14 03:45:37,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 5 [2024-11-14 03:45:37,575 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 9 [2024-11-14 03:45:38,502 INFO L349 Elim1Store]: treesize reduction 37, result has 19.6 percent of original size [2024-11-14 03:45:38,503 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 4 case distinctions, treesize of input 138 treesize of output 122 [2024-11-14 03:45:38,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2024-11-14 03:45:39,537 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-14 03:45:39,539 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:45:39,760 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_777 (Array (_ BitVec 32) (_ BitVec 32)))) (= (_ bv0 8) ((_ extract 7 0) (select (select (store |c_#memory_int| c_~var_1_12_Pointer~0.base v_ArrVal_777) c_~var_1_2_Pointer~0.base) c_~var_1_2_Pointer~0.offset)))) is different from false [2024-11-14 03:45:40,961 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:45:40,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1423414903] [2024-11-14 03:45:40,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1423414903] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:45:40,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [318182430] [2024-11-14 03:45:40,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:45:40,962 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:45:40,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:45:40,964 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:45:40,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-14 03:45:43,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:45:43,235 INFO L255 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-14 03:45:43,243 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:45:44,462 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-14 03:45:46,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 03:45:48,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 03:45:50,041 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 03:45:51,365 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 03:45:52,653 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 03:45:53,693 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 03:45:54,800 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 03:45:56,084 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:45:56,628 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 12 [2024-11-14 03:45:57,040 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:45:57,444 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 248 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-14 03:45:57,444 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:46:01,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [318182430] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:46:01,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [592696193] [2024-11-14 03:46:01,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:46:01,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:46:01,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:46:01,146 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:46:01,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-11-14 03:46:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:46:05,850 INFO L255 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-14 03:46:05,854 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:46:06,266 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-14 03:46:10,138 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2024-11-14 03:46:10,460 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 15 [2024-11-14 03:46:10,665 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2024-11-14 03:46:11,068 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 03:46:11,068 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:46:11,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [592696193] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:46:11,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-14 03:46:11,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [19, 15] total 39 [2024-11-14 03:46:11,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164642293] [2024-11-14 03:46:11,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:46:11,069 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 03:46:11,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:46:11,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 03:46:11,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=246, Invalid=1921, Unknown=93, NotChecked=92, Total=2352 [2024-11-14 03:46:11,071 INFO L87 Difference]: Start difference. First operand 208 states and 272 transitions. Second operand has 8 states, 8 states have (on average 8.625) internal successors, (69), 7 states have internal predecessors, (69), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 03:46:14,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:46:16,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:46:18,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:46:21,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:46:23,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:46:24,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:46:26,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:46:28,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:46:31,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:46:33,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:46:35,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:46:37,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:46:37,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:46:37,943 INFO L93 Difference]: Finished difference Result 412 states and 531 transitions. [2024-11-14 03:46:37,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 03:46:37,944 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.625) internal successors, (69), 7 states have internal predecessors, (69), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 126 [2024-11-14 03:46:37,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:46:37,945 INFO L225 Difference]: With dead ends: 412 [2024-11-14 03:46:37,945 INFO L226 Difference]: Without dead ends: 281 [2024-11-14 03:46:37,946 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 441 GetRequests, 390 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 959 ImplicationChecksByTransitivity, 13.3s TimeCoverageRelationStatistics Valid=269, Invalid=2294, Unknown=93, NotChecked=100, Total=2756 [2024-11-14 03:46:37,947 INFO L432 NwaCegarLoop]: 108 mSDtfsCounter, 185 mSDsluCounter, 427 mSDsCounter, 0 mSdLazyCounter, 256 mSolverCounterSat, 4 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 535 SdHoareTripleChecker+Invalid, 270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 256 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.1s IncrementalHoareTripleChecker+Time [2024-11-14 03:46:37,948 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [185 Valid, 535 Invalid, 270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 256 Invalid, 10 Unknown, 0 Unchecked, 26.1s Time] [2024-11-14 03:46:37,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2024-11-14 03:46:37,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 208. [2024-11-14 03:46:37,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 179 states have (on average 1.2458100558659218) internal successors, (223), 179 states have internal predecessors, (223), 24 states have call successors, (24), 4 states have call predecessors, (24), 4 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-14 03:46:37,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 271 transitions. [2024-11-14 03:46:37,990 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 271 transitions. Word has length 126 [2024-11-14 03:46:37,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:46:37,990 INFO L471 AbstractCegarLoop]: Abstraction has 208 states and 271 transitions. [2024-11-14 03:46:37,991 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.625) internal successors, (69), 7 states have internal predecessors, (69), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 03:46:37,991 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 271 transitions. [2024-11-14 03:46:37,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-14 03:46:37,992 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:46:37,992 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:46:38,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2024-11-14 03:46:38,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-14 03:46:38,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (23)] Ended with exit code 0 [2024-11-14 03:46:38,593 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:46:38,594 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:46:38,594 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:46:38,594 INFO L85 PathProgramCache]: Analyzing trace with hash -939280146, now seen corresponding path program 1 times [2024-11-14 03:46:38,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:46:38,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1461052786] [2024-11-14 03:46:38,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:46:38,595 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 [2024-11-14 03:46:38,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:46:38,597 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:46:38,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (26)] Waiting until timeout for monitored process [2024-11-14 03:46:39,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:46:39,958 INFO L255 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-14 03:46:39,964 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:46:40,538 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-14 03:46:47,002 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-14 03:46:48,502 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-14 03:46:49,725 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2024-11-14 03:46:50,128 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 10 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 27 [2024-11-14 03:46:50,479 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 40 treesize of output 24 [2024-11-14 03:46:50,635 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 1 proven. 147 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-14 03:46:50,635 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:46:51,083 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_893 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_891 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_892 (Array (_ BitVec 32) (_ BitVec 32)))) (not (let ((.cse0 (store (store (store |c_#memory_int| c_~var_1_15_Pointer~0.base v_ArrVal_893) c_~var_1_16_Pointer~0.base v_ArrVal_891) c_~var_1_17_Pointer~0.base v_ArrVal_892))) (bvslt (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~var_1_14_Pointer~0.base) c_~var_1_14_Pointer~0.offset))) (_ bv4294967232 32)) (bvsdiv ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse0 c_~var_1_1_Pointer~0.base) c_~var_1_1_Pointer~0.offset))) (_ bv4294967288 32)))))) is different from false [2024-11-14 03:46:51,167 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_893 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_891 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_892 (Array (_ BitVec 32) (_ BitVec 32))) (~var_1_1_Pointer~0.offset (_ BitVec 32))) (not (let ((.cse0 (store (store (store (store |c_#memory_int| c_~var_1_1_Pointer~0.base (store (select |c_#memory_int| c_~var_1_1_Pointer~0.base) ~var_1_1_Pointer~0.offset ((_ sign_extend 16) ((_ zero_extend 8) c_~last_1_var_1_17~0)))) c_~var_1_15_Pointer~0.base v_ArrVal_893) c_~var_1_16_Pointer~0.base v_ArrVal_891) c_~var_1_17_Pointer~0.base v_ArrVal_892))) (bvslt (bvadd (_ bv4294967232 32) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~var_1_14_Pointer~0.base) c_~var_1_14_Pointer~0.offset)))) (bvsdiv ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse0 c_~var_1_1_Pointer~0.base) ~var_1_1_Pointer~0.offset))) (_ bv4294967288 32)))))) is different from false [2024-11-14 03:46:51,246 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:46:51,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1461052786] [2024-11-14 03:46:51,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1461052786] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:46:51,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [95791827] [2024-11-14 03:46:51,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:46:51,246 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:46:51,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:46:51,248 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:46:51,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-14 03:46:53,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:46:53,521 INFO L255 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-14 03:46:53,527 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:46:54,719 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-14 03:46:57,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:46:59,365 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:47:01,288 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:47:03,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:47:04,644 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:47:05,960 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:47:07,343 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:47:08,996 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 18 [2024-11-14 03:47:09,524 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 18 [2024-11-14 03:47:10,032 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 18 [2024-11-14 03:47:10,563 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 248 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-14 03:47:10,564 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:47:10,989 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_936 (Array (_ BitVec 32) (_ BitVec 32)))) (= (_ bv0 8) ((_ extract 7 0) (select (select (store |c_#memory_int| c_~var_1_12_Pointer~0.base v_ArrVal_936) c_~var_1_2_Pointer~0.base) c_~var_1_2_Pointer~0.offset)))) is different from false [2024-11-14 03:47:12,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [95791827] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:47:12,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [21127613] [2024-11-14 03:47:12,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:47:12,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:47:12,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:47:12,042 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:47:12,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-11-14 03:47:20,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:47:20,842 INFO L255 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-14 03:47:20,847 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:47:21,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-14 03:47:27,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-14 03:47:28,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-14 03:47:29,241 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2024-11-14 03:47:29,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 39 [2024-11-14 03:47:29,494 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2024-11-14 03:47:30,359 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 53 treesize of output 29 [2024-11-14 03:47:30,483 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 1 proven. 147 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-14 03:47:30,483 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:47:30,571 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_972 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_974 (Array (_ BitVec 32) (_ BitVec 32))) (~var_1_16_Pointer~0.offset (_ BitVec 32))) (not (let ((.cse0 (store (let ((.cse1 (store |c_#memory_int| c_~var_1_15_Pointer~0.base v_ArrVal_974))) (store .cse1 c_~var_1_16_Pointer~0.base (store (select .cse1 c_~var_1_16_Pointer~0.base) ~var_1_16_Pointer~0.offset ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse1 c_~var_1_14_Pointer~0.base) c_~var_1_14_Pointer~0.offset)))))) c_~var_1_17_Pointer~0.base v_ArrVal_972))) (bvslt (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~var_1_14_Pointer~0.base) c_~var_1_14_Pointer~0.offset))) (_ bv4294967232 32)) (bvsdiv ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse0 c_~var_1_1_Pointer~0.base) c_~var_1_1_Pointer~0.offset))) (_ bv4294967288 32)))))) is different from false [2024-11-14 03:47:30,700 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_972 (Array (_ BitVec 32) (_ BitVec 32))) (~var_1_1_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_974 (Array (_ BitVec 32) (_ BitVec 32))) (~var_1_16_Pointer~0.offset (_ BitVec 32))) (not (let ((.cse0 (store (let ((.cse1 (store (store |c_#memory_int| c_~var_1_1_Pointer~0.base (store (select |c_#memory_int| c_~var_1_1_Pointer~0.base) ~var_1_1_Pointer~0.offset ((_ sign_extend 16) ((_ zero_extend 8) c_~last_1_var_1_17~0)))) c_~var_1_15_Pointer~0.base v_ArrVal_974))) (store .cse1 c_~var_1_16_Pointer~0.base (store (select .cse1 c_~var_1_16_Pointer~0.base) ~var_1_16_Pointer~0.offset ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse1 c_~var_1_14_Pointer~0.base) c_~var_1_14_Pointer~0.offset)))))) c_~var_1_17_Pointer~0.base v_ArrVal_972))) (bvslt (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~var_1_14_Pointer~0.base) c_~var_1_14_Pointer~0.offset))) (_ bv4294967232 32)) (bvsdiv ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse0 c_~var_1_1_Pointer~0.base) ~var_1_1_Pointer~0.offset))) (_ bv4294967288 32)))))) is different from false [2024-11-14 03:47:30,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [21127613] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:47:30,867 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 03:47:30,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 15, 13] total 29 [2024-11-14 03:47:30,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747287719] [2024-11-14 03:47:30,868 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 03:47:30,868 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-14 03:47:30,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:47:30,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-14 03:47:30,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=1252, Unknown=22, NotChecked=380, Total=1806 [2024-11-14 03:47:30,870 INFO L87 Difference]: Start difference. First operand 208 states and 271 transitions. Second operand has 30 states, 29 states have (on average 5.344827586206897) internal successors, (155), 28 states have internal predecessors, (155), 12 states have call successors, (24), 12 states have call predecessors, (24), 12 states have return successors, (24), 11 states have call predecessors, (24), 12 states have call successors, (24) [2024-11-14 03:47:44,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:47:46,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:47:49,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:47:51,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:47:53,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:48:03,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:48:06,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:48:18,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:48:21,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:48:22,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:48:22,204 INFO L93 Difference]: Finished difference Result 598 states and 761 transitions. [2024-11-14 03:48:22,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-14 03:48:22,205 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 5.344827586206897) internal successors, (155), 28 states have internal predecessors, (155), 12 states have call successors, (24), 12 states have call predecessors, (24), 12 states have return successors, (24), 11 states have call predecessors, (24), 12 states have call successors, (24) Word has length 127 [2024-11-14 03:48:22,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:48:22,206 INFO L225 Difference]: With dead ends: 598 [2024-11-14 03:48:22,206 INFO L226 Difference]: Without dead ends: 467 [2024-11-14 03:48:22,207 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 498 GetRequests, 432 SyntacticMatches, 1 SemanticMatches, 65 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 748 ImplicationChecksByTransitivity, 17.1s TimeCoverageRelationStatistics Valid=719, Invalid=3059, Unknown=24, NotChecked=620, Total=4422 [2024-11-14 03:48:22,207 INFO L432 NwaCegarLoop]: 105 mSDtfsCounter, 1529 mSDsluCounter, 1447 mSDsCounter, 0 mSdLazyCounter, 2229 mSolverCounterSat, 369 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1529 SdHoareTripleChecker+Valid, 1552 SdHoareTripleChecker+Invalid, 2605 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 369 IncrementalHoareTripleChecker+Valid, 2229 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.8s IncrementalHoareTripleChecker+Time [2024-11-14 03:48:22,207 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1529 Valid, 1552 Invalid, 2605 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [369 Valid, 2229 Invalid, 7 Unknown, 0 Unchecked, 41.8s Time] [2024-11-14 03:48:22,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2024-11-14 03:48:22,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 287. [2024-11-14 03:48:22,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 247 states have (on average 1.2307692307692308) internal successors, (304), 248 states have internal predecessors, (304), 32 states have call successors, (32), 7 states have call predecessors, (32), 7 states have return successors, (32), 31 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-14 03:48:22,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 368 transitions. [2024-11-14 03:48:22,261 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 368 transitions. Word has length 127 [2024-11-14 03:48:22,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:48:22,261 INFO L471 AbstractCegarLoop]: Abstraction has 287 states and 368 transitions. [2024-11-14 03:48:22,262 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 5.344827586206897) internal successors, (155), 28 states have internal predecessors, (155), 12 states have call successors, (24), 12 states have call predecessors, (24), 12 states have return successors, (24), 11 states have call predecessors, (24), 12 states have call successors, (24) [2024-11-14 03:48:22,262 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 368 transitions. [2024-11-14 03:48:22,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-14 03:48:22,263 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:48:22,263 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:48:22,278 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-14 03:48:22,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2024-11-14 03:48:22,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (26)] Ended with exit code 0 [2024-11-14 03:48:22,864 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:48:22,864 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:48:22,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:48:22,864 INFO L85 PathProgramCache]: Analyzing trace with hash 1221723375, now seen corresponding path program 1 times [2024-11-14 03:48:22,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:48:22,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [45267577] [2024-11-14 03:48:22,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:48:22,865 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 [2024-11-14 03:48:22,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:48:22,867 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:48:22,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (29)] Waiting until timeout for monitored process [2024-11-14 03:48:23,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:48:23,396 INFO L255 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 03:48:23,398 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:48:23,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-14 03:48:24,400 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2024-11-14 03:48:24,482 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-14 03:48:24,482 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:48:24,482 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:48:24,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [45267577] [2024-11-14 03:48:24,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [45267577] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:48:24,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:48:24,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-14 03:48:24,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306408728] [2024-11-14 03:48:24,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:48:24,483 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 03:48:24,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:48:24,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 03:48:24,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-14 03:48:24,484 INFO L87 Difference]: Start difference. First operand 287 states and 368 transitions. Second operand has 8 states, 8 states have (on average 8.75) internal successors, (70), 7 states have internal predecessors, (70), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 03:48:27,391 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:29,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:32,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:34,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:35,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:38,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:40,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:42,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:42,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:48:42,681 INFO L93 Difference]: Finished difference Result 517 states and 663 transitions. [2024-11-14 03:48:42,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 03:48:42,706 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 7 states have internal predecessors, (70), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 127 [2024-11-14 03:48:42,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:48:42,710 INFO L225 Difference]: With dead ends: 517 [2024-11-14 03:48:42,710 INFO L226 Difference]: Without dead ends: 324 [2024-11-14 03:48:42,711 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2024-11-14 03:48:42,712 INFO L432 NwaCegarLoop]: 127 mSDtfsCounter, 90 mSDsluCounter, 568 mSDsCounter, 0 mSdLazyCounter, 294 mSolverCounterSat, 2 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 695 SdHoareTripleChecker+Invalid, 301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 294 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.8s IncrementalHoareTripleChecker+Time [2024-11-14 03:48:42,712 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 695 Invalid, 301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 294 Invalid, 5 Unknown, 0 Unchecked, 17.8s Time] [2024-11-14 03:48:42,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2024-11-14 03:48:42,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 287. [2024-11-14 03:48:42,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 247 states have (on average 1.2267206477732793) internal successors, (303), 248 states have internal predecessors, (303), 32 states have call successors, (32), 7 states have call predecessors, (32), 7 states have return successors, (32), 31 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-14 03:48:42,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 367 transitions. [2024-11-14 03:48:42,781 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 367 transitions. Word has length 127 [2024-11-14 03:48:42,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:48:42,782 INFO L471 AbstractCegarLoop]: Abstraction has 287 states and 367 transitions. [2024-11-14 03:48:42,782 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 7 states have internal predecessors, (70), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-14 03:48:42,782 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 367 transitions. [2024-11-14 03:48:42,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-14 03:48:42,783 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:48:42,784 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:48:42,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (29)] Ended with exit code 0 [2024-11-14 03:48:42,984 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:48:42,984 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:48:42,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:48:42,985 INFO L85 PathProgramCache]: Analyzing trace with hash -341898429, now seen corresponding path program 1 times [2024-11-14 03:48:42,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:48:42,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [140910336] [2024-11-14 03:48:42,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:48:42,986 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 [2024-11-14 03:48:42,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:48:42,988 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 03:48:42,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/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 (30)] Waiting until timeout for monitored process [2024-11-14 03:48:44,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:48:44,829 INFO L255 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-14 03:48:44,835 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:48:45,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:48:47,734 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:48:49,512 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:48:51,086 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:48:52,539 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:48:53,657 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:48:54,753 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:48:55,688 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:48:56,879 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:48:57,303 INFO L349 Elim1Store]: treesize reduction 125, result has 16.1 percent of original size [2024-11-14 03:48:57,303 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 73 treesize of output 128 [2024-11-14 03:48:57,418 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2024-11-14 03:48:57,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 41 [2024-11-14 03:48:57,756 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 37 [2024-11-14 03:48:57,923 INFO L349 Elim1Store]: treesize reduction 44, result has 20.0 percent of original size [2024-11-14 03:48:57,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 48 [2024-11-14 03:48:58,094 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2024-11-14 03:48:58,131 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 120 treesize of output 89 [2024-11-14 03:48:58,966 INFO L349 Elim1Store]: treesize reduction 158, result has 18.1 percent of original size [2024-11-14 03:48:58,966 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 113 treesize of output 114 [2024-11-14 03:48:59,299 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 21 [2024-11-14 03:48:59,813 INFO L349 Elim1Store]: treesize reduction 18, result has 47.1 percent of original size [2024-11-14 03:48:59,813 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 34 [2024-11-14 03:49:00,035 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 68 treesize of output 43 [2024-11-14 03:49:23,393 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 03:49:23,394 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 3 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 33 case distinctions, treesize of input 314 treesize of output 492 [2024-11-14 03:49:26,845 INFO L349 Elim1Store]: treesize reduction 16, result has 46.7 percent of original size [2024-11-14 03:49:26,845 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 28 [2024-11-14 03:49:31,660 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:49:41,227 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:49:42,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:49:43,041 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:49:43,343 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:49:44,463 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:49:44,535 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:49:44,747 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:49:44,995 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:49:45,237 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:49:45,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:49:45,956 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:46,943 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:47,026 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:47,067 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:47,123 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:47,181 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:47,237 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:47,319 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:47,361 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:47,446 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:47,477 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:47,544 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:47,580 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:47,647 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:47,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:47,771 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:47,856 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:47,889 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:47,955 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:47,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:48,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:48,158 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:48,243 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:48,277 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:48,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:48,394 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:48,457 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:48,542 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:48,577 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:48,647 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:48,696 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:49,419 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:49,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:49,519 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:49,624 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:49,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:49,740 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:49,777 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:49,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:49,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:49,945 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:49,999 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:50,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:50,116 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:50,184 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:50,251 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:50,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:50,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:50,636 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:50,680 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:50,737 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:50,815 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:50,858 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:50,915 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:50,978 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:51,228 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:51,271 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:51,327 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:51,406 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:51,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:51,506 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:51,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:51,644 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:51,675 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:51,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:51,768 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:51,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:51,921 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:51,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:52,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:52,066 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:52,138 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:52,386 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:52,430 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:52,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:52,543 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:53,596 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:53,668 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:53,712 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:53,766 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:55,158 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:55,234 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:55,308 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:55,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:55,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:55,432 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:55,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:55,570 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:55,642 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:55,683 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:55,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:55,762 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:57,242 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:57,327 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:57,372 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:57,429 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:57,474 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:57,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:57,625 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:57,669 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:57,726 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:57,773 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:58,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:58,522 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:58,553 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:58,576 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:58,642 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:58,693 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:58,725 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:58,789 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:58,832 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:58,888 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:58,941 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:59,025 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:59,070 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:59,127 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:59,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:59,212 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:59,278 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:59,307 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:59,328 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:59,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:59,433 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:59,519 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:59,563 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:59,630 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:59,706 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:59,791 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:50:59,835 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:59,896 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:50:59,948 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:00,029 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:00,071 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:00,126 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:00,168 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:00,240 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:00,281 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:00,307 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:00,363 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:00,423 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:05,542 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:05,625 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:05,668 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:05,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:05,775 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:05,857 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:05,899 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:05,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:06,538 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:06,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:06,651 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:06,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:06,762 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:06,857 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:06,943 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:07,027 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:07,070 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:07,126 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:07,204 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:07,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:07,311 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:07,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:07,399 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:07,463 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:07,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:07,530 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:07,572 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:07,635 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:07,668 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:07,725 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:07,795 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:07,835 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:07,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:07,912 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:07,976 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:08,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:08,064 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:08,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:08,199 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:08,283 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:08,315 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:08,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:08,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:08,536 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:08,569 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:08,644 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:08,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:08,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:10,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:10,244 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:10,276 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:10,343 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:10,399 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:10,452 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:10,535 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:10,575 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:10,632 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:10,720 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:10,773 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:10,856 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:10,899 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:10,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:11,072 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:11,155 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:11,199 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:11,255 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:11,300 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:11,411 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:11,903 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:11,947 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:12,030 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:12,074 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:12,134 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:12,229 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:12,273 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:12,329 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:12,436 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:12,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:12,577 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:12,672 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:12,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:12,770 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:12,830 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:12,913 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:12,955 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:13,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:13,079 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:13,134 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:13,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:13,242 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:13,281 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:13,338 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:13,403 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:13,447 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:13,537 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:13,581 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:13,638 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:13,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:13,776 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:13,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:13,899 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:13,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:14,029 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:14,087 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:14,177 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:14,261 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:14,294 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:14,362 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:14,408 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:14,492 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:14,536 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:14,593 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:14,645 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:14,717 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:14,758 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:14,781 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:14,838 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:14,900 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:14,991 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:15,034 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:15,090 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:15,145 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:15,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:15,269 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:15,325 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:15,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:15,436 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:15,521 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:15,565 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:15,622 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:15,670 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:15,725 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:15,810 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2024-11-14 03:51:15,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:15,912 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:22,510 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:23,335 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2024-11-14 03:51:23,921 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:23,947 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:23,995 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:24,000 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:24,223 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:24,249 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:24,297 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:24,302 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:24,544 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:24,617 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:24,685 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:24,690 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:24,695 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:24,699 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:24,721 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:24,725 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:24,730 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:24,734 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:25,279 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:25,928 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:25,932 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:31,525 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:31,529 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:31,613 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:31,799 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:32,010 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:32,033 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:32,037 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:32,041 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:50,908 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:50,913 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:50,917 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:50,921 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:51,099 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:51,104 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:51,108 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:51,478 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:51,482 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:51,487 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:52,782 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:52,786 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:52,947 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:52,951 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:52,955 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:52,959 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:53,664 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:53,669 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:53,673 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:54,560 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:54,584 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:54,630 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:54,635 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:54,659 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:54,742 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:56,129 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:56,133 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:56,138 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:56,142 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-14 03:51:58,241 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-11-14 03:51:58,446 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 248 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-14 03:51:58,446 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:51:58,935 WARN L851 $PredicateComparison]: unable to prove that (forall ((~var_1_14_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_1045 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_1044 (Array (_ BitVec 32) (_ BitVec 32))) (~var_1_14_Pointer~0.base (_ BitVec 32)) (|ULTIMATE.start_step_#t~mem21#1| (_ BitVec 8)) (~var_1_16_Pointer~0.offset (_ BitVec 32))) (bvsle (bvnot ((_ zero_extend 24) |ULTIMATE.start_step_#t~mem21#1|)) (bvashr (_ bv4294967292 32) ((_ zero_extend 16) ((_ extract 15 0) (select (select (store (let ((.cse0 (store |c_#memory_int| c_~var_1_15_Pointer~0.base v_ArrVal_1045))) (store .cse0 c_~var_1_16_Pointer~0.base (store (select .cse0 c_~var_1_16_Pointer~0.base) ~var_1_16_Pointer~0.offset ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 ~var_1_14_Pointer~0.base) ~var_1_14_Pointer~0.offset)))))) c_~var_1_17_Pointer~0.base v_ArrVal_1044) c_~var_1_1_Pointer~0.base) c_~var_1_1_Pointer~0.offset)))))) is different from false [2024-11-14 03:51:58,975 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1042 (Array (_ BitVec 32) (_ BitVec 32))) (~var_1_14_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_1045 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_1044 (Array (_ BitVec 32) (_ BitVec 32))) (~var_1_14_Pointer~0.base (_ BitVec 32)) (|ULTIMATE.start_step_#t~mem21#1| (_ BitVec 8)) (~var_1_16_Pointer~0.offset (_ BitVec 32))) (bvsle (bvnot ((_ zero_extend 24) |ULTIMATE.start_step_#t~mem21#1|)) (bvashr (_ bv4294967292 32) ((_ zero_extend 16) ((_ extract 15 0) (select (select (store (let ((.cse0 (store (store |c_#memory_int| c_~var_1_7_Pointer~0.base v_ArrVal_1042) c_~var_1_15_Pointer~0.base v_ArrVal_1045))) (store .cse0 c_~var_1_16_Pointer~0.base (store (select .cse0 c_~var_1_16_Pointer~0.base) ~var_1_16_Pointer~0.offset ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 ~var_1_14_Pointer~0.base) ~var_1_14_Pointer~0.offset)))))) c_~var_1_17_Pointer~0.base v_ArrVal_1044) c_~var_1_1_Pointer~0.base) c_~var_1_1_Pointer~0.offset)))))) is different from false [2024-11-14 03:51:59,157 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:51:59,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [140910336] [2024-11-14 03:51:59,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [140910336] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:51:59,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1795896006] [2024-11-14 03:51:59,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:51:59,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:51:59,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:51:59,160 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:51:59,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-14 03:52:03,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:52:03,668 INFO L255 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-14 03:52:03,673 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:52:06,771 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:52:11,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:52:15,308 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:52:19,178 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:52:22,730 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:52:26,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:52:29,534 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:52:32,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:52:36,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-14 03:52:38,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 12 [2024-11-14 03:52:40,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2024-11-14 03:52:40,677 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 248 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-14 03:52:40,678 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:52:41,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1795896006] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:52:41,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1269824965] [2024-11-14 03:52:41,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:52:41,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:52:41,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:52:41,483 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:52:41,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320bbda6-76f7-4d7c-a04a-97cc2094c5c3/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process