./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-88.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a653416-2cc3-40d7-a119-5ce919c17350/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a653416-2cc3-40d7-a119-5ce919c17350/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a653416-2cc3-40d7-a119-5ce919c17350/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a653416-2cc3-40d7-a119-5ce919c17350/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a653416-2cc3-40d7-a119-5ce919c17350/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a653416-2cc3-40d7-a119-5ce919c17350/bin/utaipan-verify-nQ1chXbOIh --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 ee043a380462a1c76ab3130ca5e702431f3ce27542f408d77a3f5f81e3836d71 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 17:13:16,566 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 17:13:16,637 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a653416-2cc3-40d7-a119-5ce919c17350/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 17:13:16,643 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 17:13:16,644 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 17:13:16,687 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 17:13:16,688 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 17:13:16,689 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 17:13:16,689 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 17:13:16,690 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 17:13:16,690 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 17:13:16,691 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 17:13:16,692 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 17:13:16,692 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 17:13:16,692 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 17:13:16,693 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 17:13:16,694 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 17:13:16,694 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 17:13:16,694 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 17:13:16,695 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 17:13:16,696 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 17:13:16,696 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 17:13:16,697 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 17:13:16,698 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 17:13:16,698 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 17:13:16,698 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 17:13:16,699 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 17:13:16,699 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 17:13:16,700 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 17:13:16,700 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 17:13:16,700 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 17:13:16,701 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 17:13:16,701 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 17:13:16,701 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 17:13:16,702 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 17:13:16,702 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 17:13:16,702 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 17:13:16,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:13:16,703 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 17:13:16,703 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 17:13:16,703 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 17:13:16,703 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 17:13:16,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 17:13:16,704 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 17:13:16,704 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 17:13:16,704 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 17:13:16,704 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 17:13:16,704 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a653416-2cc3-40d7-a119-5ce919c17350/bin/utaipan-verify-nQ1chXbOIh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a653416-2cc3-40d7-a119-5ce919c17350/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee043a380462a1c76ab3130ca5e702431f3ce27542f408d77a3f5f81e3836d71 [2023-12-02 17:13:16,938 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 17:13:16,985 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 17:13:16,988 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 17:13:16,989 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 17:13:16,992 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 17:13:16,993 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a653416-2cc3-40d7-a119-5ce919c17350/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-88.i [2023-12-02 17:13:19,682 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 17:13:19,855 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 17:13:19,856 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a653416-2cc3-40d7-a119-5ce919c17350/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-88.i [2023-12-02 17:13:19,865 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a653416-2cc3-40d7-a119-5ce919c17350/bin/utaipan-verify-nQ1chXbOIh/data/24425c93f/63335aae0d8e43e0bfab08a7d5defd6e/FLAG207eb2426 [2023-12-02 17:13:19,878 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a653416-2cc3-40d7-a119-5ce919c17350/bin/utaipan-verify-nQ1chXbOIh/data/24425c93f/63335aae0d8e43e0bfab08a7d5defd6e [2023-12-02 17:13:19,880 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 17:13:19,881 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 17:13:19,882 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 17:13:19,882 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 17:13:19,886 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 17:13:19,887 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:13:19" (1/1) ... [2023-12-02 17:13:19,888 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63e28fc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:13:19, skipping insertion in model container [2023-12-02 17:13:19,888 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:13:19" (1/1) ... [2023-12-02 17:13:19,918 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 17:13:20,054 WARN L240 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_6a653416-2cc3-40d7-a119-5ce919c17350/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-88.i[916,929] [2023-12-02 17:13:20,111 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:13:20,121 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 17:13:20,134 WARN L240 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_6a653416-2cc3-40d7-a119-5ce919c17350/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-88.i[916,929] [2023-12-02 17:13:20,172 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:13:20,192 INFO L206 MainTranslator]: Completed translation [2023-12-02 17:13:20,192 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:13:20 WrapperNode [2023-12-02 17:13:20,192 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 17:13:20,193 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 17:13:20,193 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 17:13:20,194 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 17:13:20,199 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:13:20" (1/1) ... [2023-12-02 17:13:20,213 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:13:20" (1/1) ... [2023-12-02 17:13:20,243 INFO L138 Inliner]: procedures = 29, calls = 169, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 470 [2023-12-02 17:13:20,243 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 17:13:20,243 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 17:13:20,243 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 17:13:20,244 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 17:13:20,251 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:13:20" (1/1) ... [2023-12-02 17:13:20,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:13:20" (1/1) ... [2023-12-02 17:13:20,269 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:13:20" (1/1) ... [2023-12-02 17:13:20,269 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:13:20" (1/1) ... [2023-12-02 17:13:20,299 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:13:20" (1/1) ... [2023-12-02 17:13:20,304 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:13:20" (1/1) ... [2023-12-02 17:13:20,306 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:13:20" (1/1) ... [2023-12-02 17:13:20,309 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:13:20" (1/1) ... [2023-12-02 17:13:20,315 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 17:13:20,316 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 17:13:20,317 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 17:13:20,317 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 17:13:20,317 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:13:20" (1/1) ... [2023-12-02 17:13:20,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:13:20,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a653416-2cc3-40d7-a119-5ce919c17350/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:13:20,349 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a653416-2cc3-40d7-a119-5ce919c17350/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 17:13:20,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a653416-2cc3-40d7-a119-5ce919c17350/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 17:13:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 17:13:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-12-02 17:13:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 17:13:20,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-12-02 17:13:20,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 17:13:20,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-12-02 17:13:20,387 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 17:13:20,387 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 17:13:20,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 17:13:20,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 17:13:20,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 17:13:20,495 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 17:13:20,497 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 17:13:20,911 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 17:13:21,443 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 17:13:21,444 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 17:13:21,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:13:21 BoogieIcfgContainer [2023-12-02 17:13:21,446 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 17:13:21,448 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 17:13:21,448 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 17:13:21,451 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 17:13:21,452 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 05:13:19" (1/3) ... [2023-12-02 17:13:21,452 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6552cf35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:13:21, skipping insertion in model container [2023-12-02 17:13:21,452 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:13:20" (2/3) ... [2023-12-02 17:13:21,453 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6552cf35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:13:21, skipping insertion in model container [2023-12-02 17:13:21,453 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:13:21" (3/3) ... [2023-12-02 17:13:21,454 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-88.i [2023-12-02 17:13:21,473 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 17:13:21,473 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 17:13:21,523 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 17:13:21,530 INFO L357 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, mHoare=true, 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;@7f84a9f2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 17:13:21,530 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 17:13:21,534 INFO L276 IsEmpty]: Start isEmpty. Operand has 43 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-12-02 17:13:21,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 17:13:21,544 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:13:21,545 INFO L195 NwaCegarLoop]: trace histogram [17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:13:21,546 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:13:21,550 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:13:21,551 INFO L85 PathProgramCache]: Analyzing trace with hash -1165609024, now seen corresponding path program 1 times [2023-12-02 17:13:21,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:13:21,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557946337] [2023-12-02 17:13:21,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:13:21,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:13:24,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:14:00,495 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 15 proven. 27 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2023-12-02 17:14:00,495 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:14:00,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557946337] [2023-12-02 17:14:00,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557946337] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 17:14:00,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1012342930] [2023-12-02 17:14:00,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:14:00,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:14:00,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a653416-2cc3-40d7-a119-5ce919c17350/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:14:00,498 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a653416-2cc3-40d7-a119-5ce919c17350/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 17:14:00,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a653416-2cc3-40d7-a119-5ce919c17350/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 17:14:02,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:14:02,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 119 conjunts are in the unsatisfiable core [2023-12-02 17:14:02,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:14:02,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:02,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:02,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:02,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:02,292 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 45 [2023-12-02 17:14:02,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:02,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:02,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:02,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:02,946 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 45 [2023-12-02 17:14:03,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:03,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:03,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:03,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:03,416 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 45 [2023-12-02 17:14:03,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:03,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:03,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:03,635 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2023-12-02 17:14:04,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:04,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:04,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:04,298 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 55 [2023-12-02 17:14:04,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:04,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:04,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:04,757 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 48 treesize of output 45 [2023-12-02 17:14:04,774 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-12-02 17:14:05,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:05,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:05,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2023-12-02 17:14:05,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:05,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:05,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2023-12-02 17:14:06,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:06,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:06,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2023-12-02 17:14:09,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:09,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:09,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:09,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 14 disjoint index pairs (out of 28 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 208 treesize of output 201 [2023-12-02 17:14:09,916 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 497 treesize of output 497 [2023-12-02 17:14:10,109 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 127 [2023-12-02 17:14:27,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:27,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:27,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:27,489 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 13 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 205 treesize of output 159 [2023-12-02 17:14:28,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:28,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:28,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:28,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:28,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:28,595 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 1925 treesize of output 1318 [2023-12-02 17:14:28,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:28,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:28,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:28,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:28,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:28,652 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 1588 treesize of output 1368 [2023-12-02 17:14:28,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:28,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:28,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:28,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:28,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:28,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:28,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:28,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:28,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:28,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:14:28,802 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 7 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 1075 treesize of output 1518 [2023-12-02 17:14:28,955 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 1852 treesize of output 1799 [2023-12-02 17:15:05,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:05,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:05,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:05,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:05,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:05,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:05,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:05,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:05,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:05,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:05,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:05,444 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 788 treesize of output 756 [2023-12-02 17:15:05,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 678 treesize of output 692 [2023-12-02 17:15:05,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 647 treesize of output 618 [2023-12-02 17:15:05,563 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 605 treesize of output 612 [2023-12-02 17:15:05,660 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 567 treesize of output 538 [2023-12-02 17:15:05,736 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 525 treesize of output 536 [2023-12-02 17:15:05,827 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 483 treesize of output 454 [2023-12-02 17:15:06,056 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 17 treesize of output 15 [2023-12-02 17:15:06,270 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 17 treesize of output 15 [2023-12-02 17:15:06,415 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 8 treesize of output 7 [2023-12-02 17:15:07,188 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2023-12-02 17:15:07,505 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2023-12-02 17:15:08,231 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2023-12-02 17:15:08,871 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 9 treesize of output 7 [2023-12-02 17:15:09,085 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2023-12-02 17:15:09,362 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 [2023-12-02 17:15:09,597 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2023-12-02 17:15:09,901 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2023-12-02 17:15:10,094 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2023-12-02 17:15:10,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2023-12-02 17:15:11,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:11,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:11,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:11,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:11,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:11,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:11,134 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 115 [2023-12-02 17:15:11,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:11,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:11,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:11,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:11,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:11,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:11,257 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 110 [2023-12-02 17:15:11,276 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 42 treesize of output 43 [2023-12-02 17:15:12,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:12,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:12,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:12,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:12,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:12,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:12,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:12,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:12,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:12,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:12,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:12,242 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 470 treesize of output 445 [2023-12-02 17:15:12,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 362 treesize of output 335 [2023-12-02 17:15:12,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:12,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:12,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:12,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:12,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:12,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:12,339 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 418 treesize of output 326 [2023-12-02 17:15:12,396 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 69 treesize of output 108 [2023-12-02 17:15:15,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:15,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:15,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:15,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:15,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:15,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:15,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:15,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:15,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:15,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:15,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:15,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:15,536 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 400 treesize of output 341 [2023-12-02 17:15:15,552 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 17 [2023-12-02 17:15:15,667 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 11 [2023-12-02 17:15:15,700 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 35 treesize of output 45 [2023-12-02 17:15:15,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:15,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:15,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:15,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:15,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:15,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:15,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:15,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:15,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:15,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:15,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:15,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:15,858 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 417 treesize of output 335 [2023-12-02 17:15:15,873 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 29 treesize of output 39 [2023-12-02 17:15:15,985 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 [2023-12-02 17:15:16,054 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 17 [2023-12-02 17:15:22,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,220 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 17:15:22,269 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 290 treesize of output 257 [2023-12-02 17:15:22,312 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 56 treesize of output 98 [2023-12-02 17:15:22,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 263 treesize of output 181 [2023-12-02 17:15:22,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 17 [2023-12-02 17:15:22,416 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 64 treesize of output 42 [2023-12-02 17:15:22,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 17:15:22,750 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 2829 treesize of output 2191 [2023-12-02 17:15:22,780 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 2191 treesize of output 1841 [2023-12-02 17:15:22,819 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1199 treesize of output 1170 [2023-12-02 17:15:22,886 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 1157 treesize of output 1154 [2023-12-02 17:15:22,969 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1133 treesize of output 1104 [2023-12-02 17:15:23,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1733 treesize of output 1685 [2023-12-02 17:15:23,106 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1051 treesize of output 1022 [2023-12-02 17:15:23,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 1009 treesize of output 1006 [2023-12-02 17:15:23,372 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 985 treesize of output 982 [2023-12-02 17:15:23,552 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 961 treesize of output 969 [2023-12-02 17:15:23,801 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 8 treesize of output 7 [2023-12-02 17:15:24,852 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 8 treesize of output 7 [2023-12-02 17:15:25,027 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 6 treesize of output 5 [2023-12-02 17:15:25,563 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 1319 treesize of output 1287 [2023-12-02 17:15:25,593 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 1287 treesize of output 1255 [2023-12-02 17:15:25,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 66 [2023-12-02 17:15:26,032 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 69 [2023-12-02 17:15:26,150 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 429 treesize of output 399 [2023-12-02 17:15:26,458 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 394 treesize of output 352 [2023-12-02 17:15:26,742 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 66 [2023-12-02 17:15:26,803 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 267 treesize of output 249 [2023-12-02 17:15:26,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 313 treesize of output 283 [2023-12-02 17:15:27,070 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 69 [2023-12-02 17:15:27,117 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 60 proven. 157 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2023-12-02 17:15:27,117 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 17:15:29,708 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 17:15:29,708 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 191 treesize of output 189 [2023-12-02 17:15:30,123 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 17:15:30,124 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 783 treesize of output 784