./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7 --witnessprinter.witness.filename witness.graphml --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 0dff9798a0295b679f16f480562390718a9087ab219890b5f7fb9fb3739a540b --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:06:32,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:06:32,700 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:06:32,750 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:06:32,750 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:06:32,755 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:06:32,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:06:32,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:06:32,764 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:06:32,771 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:06:32,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:06:32,774 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:06:32,775 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:06:32,778 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:06:32,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:06:32,786 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:06:32,787 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:06:32,788 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:06:32,790 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:06:32,792 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:06:32,794 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:06:32,799 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:06:32,806 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:06:32,807 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:06:32,816 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:06:32,817 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:06:32,817 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:06:32,818 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:06:32,818 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:06:32,820 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:06:32,820 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:06:32,821 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:06:32,822 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:06:32,823 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:06:32,824 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:06:32,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:06:32,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:06:32,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:06:32,830 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:06:32,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:06:32,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:06:32,832 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-25 18:06:32,882 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:06:32,882 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:06:32,882 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:06:32,882 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:06:32,883 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:06:32,883 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:06:32,883 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:06:32,884 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:06:32,884 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:06:32,884 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 18:06:32,884 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:06:32,884 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:06:32,884 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 18:06:32,885 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 18:06:32,885 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:06:32,885 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 18:06:32,891 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 18:06:32,891 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 18:06:32,892 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:06:32,892 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 18:06:32,892 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 18:06:32,892 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 18:06:32,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:06:32,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 18:06:32,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:06:32,894 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 18:06:32,894 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 18:06:32,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 18:06:32,895 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:06:32,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 18:06:32,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:06:32,895 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:06:32,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:06:32,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:06:32,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:06:32,896 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 18:06:32,897 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 18:06:32,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 18:06:32,898 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 18:06:32,898 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:06:32,898 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:06:32,898 INFO L138 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_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0dff9798a0295b679f16f480562390718a9087ab219890b5f7fb9fb3739a540b [2021-11-25 18:06:33,148 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:06:33,173 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:06:33,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:06:33,177 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:06:33,178 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:06:33,179 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i [2021-11-25 18:06:33,249 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/data/3ffaf2e50/2370ec22f03448599629475fd7f08682/FLAG1535692e1 [2021-11-25 18:06:33,856 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:06:33,856 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i [2021-11-25 18:06:33,878 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/data/3ffaf2e50/2370ec22f03448599629475fd7f08682/FLAG1535692e1 [2021-11-25 18:06:34,113 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/data/3ffaf2e50/2370ec22f03448599629475fd7f08682 [2021-11-25 18:06:34,116 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:06:34,118 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:06:34,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:06:34,124 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:06:34,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:06:34,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:06:34" (1/1) ... [2021-11-25 18:06:34,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d58dba0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:34, skipping insertion in model container [2021-11-25 18:06:34,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:06:34" (1/1) ... [2021-11-25 18:06:34,137 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:06:34,207 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:06:34,704 WARN L230 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_bf455e67-05e9-4589-8632-3aaa208b2dbd/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i[33021,33034] [2021-11-25 18:06:34,836 WARN L230 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_bf455e67-05e9-4589-8632-3aaa208b2dbd/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i[44124,44137] [2021-11-25 18:06:34,837 WARN L230 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_bf455e67-05e9-4589-8632-3aaa208b2dbd/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i[44245,44258] [2021-11-25 18:06:34,857 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:06:34,879 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 18:06:34,934 WARN L230 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_bf455e67-05e9-4589-8632-3aaa208b2dbd/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i[33021,33034] [2021-11-25 18:06:35,005 WARN L230 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_bf455e67-05e9-4589-8632-3aaa208b2dbd/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i[44124,44137] [2021-11-25 18:06:35,006 WARN L230 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_bf455e67-05e9-4589-8632-3aaa208b2dbd/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i[44245,44258] [2021-11-25 18:06:35,014 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:06:35,075 INFO L208 MainTranslator]: Completed translation [2021-11-25 18:06:35,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:35 WrapperNode [2021-11-25 18:06:35,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:06:35,077 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 18:06:35,077 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 18:06:35,078 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 18:06:35,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:35" (1/1) ... [2021-11-25 18:06:35,121 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:35" (1/1) ... [2021-11-25 18:06:35,195 INFO L137 Inliner]: procedures = 176, calls = 328, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1151 [2021-11-25 18:06:35,196 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 18:06:35,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 18:06:35,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 18:06:35,197 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 18:06:35,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:35" (1/1) ... [2021-11-25 18:06:35,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:35" (1/1) ... [2021-11-25 18:06:35,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:35" (1/1) ... [2021-11-25 18:06:35,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:35" (1/1) ... [2021-11-25 18:06:35,288 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:35" (1/1) ... [2021-11-25 18:06:35,312 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:35" (1/1) ... [2021-11-25 18:06:35,334 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:35" (1/1) ... [2021-11-25 18:06:35,350 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 18:06:35,359 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 18:06:35,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 18:06:35,359 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 18:06:35,360 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:35" (1/1) ... [2021-11-25 18:06:35,368 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:06:35,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:06:35,395 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 18:06:35,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 18:06:35,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 18:06:35,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 18:06:35,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 18:06:35,441 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 18:06:35,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 18:06:35,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 18:06:35,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 18:06:35,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 18:06:35,442 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 18:06:35,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 18:06:35,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 18:06:35,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 18:06:35,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 18:06:35,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 18:06:35,717 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 18:06:35,719 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 18:06:36,849 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 18:06:37,272 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 18:06:37,272 INFO L301 CfgBuilder]: Removed 72 assume(true) statements. [2021-11-25 18:06:37,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:06:37 BoogieIcfgContainer [2021-11-25 18:06:37,275 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 18:06:37,278 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 18:06:37,278 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 18:06:37,282 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 18:06:37,282 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:06:34" (1/3) ... [2021-11-25 18:06:37,284 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d88bb7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:06:37, skipping insertion in model container [2021-11-25 18:06:37,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:35" (2/3) ... [2021-11-25 18:06:37,284 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d88bb7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:06:37, skipping insertion in model container [2021-11-25 18:06:37,286 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:06:37" (3/3) ... [2021-11-25 18:06:37,288 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_OAT_test7-2.i [2021-11-25 18:06:37,302 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 18:06:37,303 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-25 18:06:37,372 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 18:06:37,388 INFO L339 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=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 18:06:37,388 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-25 18:06:37,422 INFO L276 IsEmpty]: Start isEmpty. Operand has 122 states, 115 states have (on average 1.808695652173913) internal successors, (208), 117 states have internal predecessors, (208), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 18:06:37,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 18:06:37,426 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:06:37,427 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:06:37,428 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:06:37,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:06:37,434 INFO L85 PathProgramCache]: Analyzing trace with hash 2062520436, now seen corresponding path program 1 times [2021-11-25 18:06:37,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:06:37,445 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086727047] [2021-11-25 18:06:37,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:06:37,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:06:37,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:06:37,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:06:37,645 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:06:37,645 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086727047] [2021-11-25 18:06:37,646 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086727047] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:06:37,647 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:06:37,647 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 18:06:37,649 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036087116] [2021-11-25 18:06:37,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:06:37,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-25 18:06:37,654 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:06:37,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-25 18:06:37,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 18:06:37,690 INFO L87 Difference]: Start difference. First operand has 122 states, 115 states have (on average 1.808695652173913) internal successors, (208), 117 states have internal predecessors, (208), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:06:38,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:06:38,574 INFO L93 Difference]: Finished difference Result 243 states and 427 transitions. [2021-11-25 18:06:38,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 18:06:38,590 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2021-11-25 18:06:38,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:06:38,599 INFO L225 Difference]: With dead ends: 243 [2021-11-25 18:06:38,599 INFO L226 Difference]: Without dead ends: 107 [2021-11-25 18:06:38,603 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 18:06:38,606 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-25 18:06:38,607 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-25 18:06:38,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-11-25 18:06:38,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-11-25 18:06:38,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 101 states have (on average 1.1782178217821782) internal successors, (119), 102 states have internal predecessors, (119), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 18:06:38,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 125 transitions. [2021-11-25 18:06:38,671 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 125 transitions. Word has length 7 [2021-11-25 18:06:38,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:06:38,672 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 125 transitions. [2021-11-25 18:06:38,672 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:06:38,672 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 125 transitions. [2021-11-25 18:06:38,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 18:06:38,674 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:06:38,674 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:06:38,675 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 18:06:38,675 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:06:38,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:06:38,679 INFO L85 PathProgramCache]: Analyzing trace with hash -75086937, now seen corresponding path program 1 times [2021-11-25 18:06:38,679 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:06:38,679 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334807858] [2021-11-25 18:06:38,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:06:38,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:06:38,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:06:38,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:06:38,773 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:06:38,774 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334807858] [2021-11-25 18:06:38,774 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [334807858] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:06:38,774 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:06:38,774 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:06:38,775 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186640382] [2021-11-25 18:06:38,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:06:38,776 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:06:38,776 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:06:38,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:06:38,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:06:38,777 INFO L87 Difference]: Start difference. First operand 107 states and 125 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:06:40,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:06:40,165 INFO L93 Difference]: Finished difference Result 219 states and 256 transitions. [2021-11-25 18:06:40,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:06:40,172 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-11-25 18:06:40,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:06:40,174 INFO L225 Difference]: With dead ends: 219 [2021-11-25 18:06:40,174 INFO L226 Difference]: Without dead ends: 165 [2021-11-25 18:06:40,175 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:06:40,176 INFO L933 BasicCegarLoop]: 100 mSDtfsCounter, 63 mSDsluCounter, 199 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 285 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-25 18:06:40,177 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [63 Valid, 285 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-25 18:06:40,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2021-11-25 18:06:40,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 109. [2021-11-25 18:06:40,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 103 states have (on average 1.174757281553398) internal successors, (121), 104 states have internal predecessors, (121), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 18:06:40,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 127 transitions. [2021-11-25 18:06:40,190 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 127 transitions. Word has length 9 [2021-11-25 18:06:40,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:06:40,191 INFO L470 AbstractCegarLoop]: Abstraction has 109 states and 127 transitions. [2021-11-25 18:06:40,191 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:06:40,191 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 127 transitions. [2021-11-25 18:06:40,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 18:06:40,192 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:06:40,193 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:06:40,193 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 18:06:40,193 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:06:40,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:06:40,194 INFO L85 PathProgramCache]: Analyzing trace with hash -135765108, now seen corresponding path program 1 times [2021-11-25 18:06:40,194 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:06:40,194 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997184517] [2021-11-25 18:06:40,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:06:40,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:06:40,364 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:06:40,366 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [792071962] [2021-11-25 18:06:40,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:06:40,367 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:06:40,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:06:40,368 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:06:40,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 18:06:41,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:06:41,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 1596 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 18:06:41,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:06:41,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:06:41,283 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:06:41,284 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:06:41,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997184517] [2021-11-25 18:06:41,285 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:06:41,289 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [792071962] [2021-11-25 18:06:41,289 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [792071962] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:06:41,290 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:06:41,290 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 18:06:41,290 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716697351] [2021-11-25 18:06:41,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:06:41,292 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:06:41,292 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:06:41,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:06:41,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:06:41,294 INFO L87 Difference]: Start difference. First operand 109 states and 127 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:06:43,288 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 18:06:43,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:06:43,288 INFO L93 Difference]: Finished difference Result 265 states and 307 transitions. [2021-11-25 18:06:43,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 18:06:43,305 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-11-25 18:06:43,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:06:43,307 INFO L225 Difference]: With dead ends: 265 [2021-11-25 18:06:43,307 INFO L226 Difference]: Without dead ends: 159 [2021-11-25 18:06:43,308 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:06:43,309 INFO L933 BasicCegarLoop]: 122 mSDtfsCounter, 48 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 208 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-11-25 18:06:43,309 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 208 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-11-25 18:06:43,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2021-11-25 18:06:43,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 152. [2021-11-25 18:06:43,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 146 states have (on average 1.1643835616438356) internal successors, (170), 147 states have internal predecessors, (170), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 18:06:43,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 176 transitions. [2021-11-25 18:06:43,326 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 176 transitions. Word has length 33 [2021-11-25 18:06:43,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:06:43,327 INFO L470 AbstractCegarLoop]: Abstraction has 152 states and 176 transitions. [2021-11-25 18:06:43,327 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-25 18:06:43,327 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 176 transitions. [2021-11-25 18:06:43,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 18:06:43,329 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:06:43,330 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:06:43,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-25 18:06:43,545 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:06:43,546 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:06:43,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:06:43,547 INFO L85 PathProgramCache]: Analyzing trace with hash -2033909546, now seen corresponding path program 1 times [2021-11-25 18:06:43,547 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:06:43,547 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346864755] [2021-11-25 18:06:43,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:06:43,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:06:43,631 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:06:43,632 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1083589345] [2021-11-25 18:06:43,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:06:43,632 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:06:43,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:06:43,634 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:06:43,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 18:06:44,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:06:44,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 18:06:44,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:06:44,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 11 treesize of output 7 [2021-11-25 18:06:44,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 15 treesize of output 7 [2021-11-25 18:06:44,208 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 18:06:44,209 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:06:44,209 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:06:44,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346864755] [2021-11-25 18:06:44,209 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:06:44,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1083589345] [2021-11-25 18:06:44,210 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1083589345] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:06:44,210 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:06:44,210 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 18:06:44,210 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462085324] [2021-11-25 18:06:44,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:06:44,211 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:06:44,211 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:06:44,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:06:44,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:06:44,212 INFO L87 Difference]: Start difference. First operand 152 states and 176 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 18:06:46,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:06:46,104 INFO L93 Difference]: Finished difference Result 201 states and 235 transitions. [2021-11-25 18:06:46,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:06:46,117 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 46 [2021-11-25 18:06:46,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:06:46,119 INFO L225 Difference]: With dead ends: 201 [2021-11-25 18:06:46,119 INFO L226 Difference]: Without dead ends: 197 [2021-11-25 18:06:46,119 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:06:46,121 INFO L933 BasicCegarLoop]: 101 mSDtfsCounter, 46 mSDsluCounter, 201 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2021-11-25 18:06:46,121 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [46 Valid, 287 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2021-11-25 18:06:46,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2021-11-25 18:06:46,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 154. [2021-11-25 18:06:46,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 148 states have (on average 1.162162162162162) internal successors, (172), 149 states have internal predecessors, (172), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 18:06:46,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 178 transitions. [2021-11-25 18:06:46,135 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 178 transitions. Word has length 46 [2021-11-25 18:06:46,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:06:46,137 INFO L470 AbstractCegarLoop]: Abstraction has 154 states and 178 transitions. [2021-11-25 18:06:46,137 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 18:06:46,138 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 178 transitions. [2021-11-25 18:06:46,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 18:06:46,140 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:06:46,140 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:06:46,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-25 18:06:46,353 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:06:46,354 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:06:46,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:06:46,354 INFO L85 PathProgramCache]: Analyzing trace with hash 340221349, now seen corresponding path program 1 times [2021-11-25 18:06:46,355 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:06:46,355 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517358805] [2021-11-25 18:06:46,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:06:46,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:06:46,440 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:06:46,446 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [723516050] [2021-11-25 18:06:46,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:06:46,446 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:06:46,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:06:46,449 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:06:46,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 18:06:46,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:06:46,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 783 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 18:06:46,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:06:47,064 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 18:06:47,064 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:06:47,064 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:06:47,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517358805] [2021-11-25 18:06:47,065 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:06:47,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [723516050] [2021-11-25 18:06:47,065 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [723516050] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:06:47,065 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:06:47,066 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 18:06:47,066 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19678781] [2021-11-25 18:06:47,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:06:47,067 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:06:47,067 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:06:47,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:06:47,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:06:47,068 INFO L87 Difference]: Start difference. First operand 154 states and 178 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 18:06:47,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:06:47,829 INFO L93 Difference]: Finished difference Result 344 states and 400 transitions. [2021-11-25 18:06:47,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:06:47,840 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 57 [2021-11-25 18:06:47,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:06:47,842 INFO L225 Difference]: With dead ends: 344 [2021-11-25 18:06:47,842 INFO L226 Difference]: Without dead ends: 206 [2021-11-25 18:06:47,843 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:06:47,844 INFO L933 BasicCegarLoop]: 103 mSDtfsCounter, 227 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 227 SdHoareTripleChecker+Valid, 175 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-25 18:06:47,845 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [227 Valid, 175 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-25 18:06:47,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2021-11-25 18:06:47,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 199. [2021-11-25 18:06:47,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 193 states have (on average 1.1709844559585492) internal successors, (226), 194 states have internal predecessors, (226), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-25 18:06:47,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 232 transitions. [2021-11-25 18:06:47,863 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 232 transitions. Word has length 57 [2021-11-25 18:06:47,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:06:47,864 INFO L470 AbstractCegarLoop]: Abstraction has 199 states and 232 transitions. [2021-11-25 18:06:47,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 18:06:47,864 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 232 transitions. [2021-11-25 18:06:47,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 18:06:47,867 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:06:47,867 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:06:47,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 18:06:48,077 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:06:48,078 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:06:48,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:06:48,079 INFO L85 PathProgramCache]: Analyzing trace with hash -105684312, now seen corresponding path program 1 times [2021-11-25 18:06:48,079 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:06:48,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939483737] [2021-11-25 18:06:48,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:06:48,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:06:48,139 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:06:48,139 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [307678457] [2021-11-25 18:06:48,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:06:48,140 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:06:48,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:06:48,141 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:06:48,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 18:07:34,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:07:34,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 808 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 18:07:34,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:07:34,398 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:07:34,399 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:07:34,399 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:07:34,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939483737] [2021-11-25 18:07:34,399 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:07:34,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [307678457] [2021-11-25 18:07:34,400 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [307678457] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:07:34,400 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:07:34,400 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 18:07:34,400 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522777050] [2021-11-25 18:07:34,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:07:34,401 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:07:34,401 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:07:34,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:07:34,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:07:34,402 INFO L87 Difference]: Start difference. First operand 199 states and 232 transitions. Second operand has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-25 18:07:36,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:07:36,638 INFO L93 Difference]: Finished difference Result 381 states and 448 transitions. [2021-11-25 18:07:36,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:07:36,648 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 64 [2021-11-25 18:07:36,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:07:36,651 INFO L225 Difference]: With dead ends: 381 [2021-11-25 18:07:36,651 INFO L226 Difference]: Without dead ends: 201 [2021-11-25 18:07:36,652 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:07:36,652 INFO L933 BasicCegarLoop]: 107 mSDtfsCounter, 1 mSDsluCounter, 240 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-11-25 18:07:36,653 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 317 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-11-25 18:07:36,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2021-11-25 18:07:36,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 201. [2021-11-25 18:07:36,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 194 states have (on average 1.175257731958763) internal successors, (228), 196 states have internal predecessors, (228), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2021-11-25 18:07:36,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 235 transitions. [2021-11-25 18:07:36,669 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 235 transitions. Word has length 64 [2021-11-25 18:07:36,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:07:36,669 INFO L470 AbstractCegarLoop]: Abstraction has 201 states and 235 transitions. [2021-11-25 18:07:36,670 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-25 18:07:36,670 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 235 transitions. [2021-11-25 18:07:36,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 18:07:36,673 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:07:36,673 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:07:36,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-11-25 18:07:36,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-11-25 18:07:36,890 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:07:36,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:07:36,890 INFO L85 PathProgramCache]: Analyzing trace with hash -1390713772, now seen corresponding path program 1 times [2021-11-25 18:07:36,891 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:07:36,891 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283187489] [2021-11-25 18:07:36,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:07:36,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:07:36,942 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:07:36,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1771100622] [2021-11-25 18:07:36,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:07:36,943 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:07:36,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:07:36,958 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:07:36,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf455e67-05e9-4589-8632-3aaa208b2dbd/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-25 18:07:48,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:07:48,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 838 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 18:07:48,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:07:48,605 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 18:07:48,606 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 18:07:48,808 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 18:07:48,808 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:07:48,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283187489] [2021-11-25 18:07:48,808 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:07:48,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1771100622] [2021-11-25 18:07:48,809 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1771100622] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 18:07:48,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1721872147] [2021-11-25 18:07:48,837 INFO L159 IcfgInterpreter]: Started Sifa with 60 locations of interest [2021-11-25 18:07:48,838 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 18:07:48,843 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 18:07:48,857 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 18:07:48,857 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 18:07:49,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,078 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-25 18:07:49,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-25 18:07:49,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 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 [2021-11-25 18:07:49,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2021-11-25 18:07:49,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-11-25 18:07:49,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 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 [2021-11-25 18:07:49,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,174 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-25 18:07:49,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 53 [2021-11-25 18:07:49,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-25 18:07:49,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,240 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-11-25 18:07:49,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2021-11-25 18:07:49,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-11-25 18:07:49,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-11-25 18:07:49,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 18:07:49,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2021-11-25 18:07:49,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 64 [2021-11-25 18:07:49,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 14 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 76 [2021-11-25 18:07:49,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 31 [2021-11-25 18:07:49,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 79 [2021-11-25 18:07:49,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 79 [2021-11-25 18:07:49,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 31 [2021-11-25 18:07:49,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 41 treesize of output 46 [2021-11-25 18:07:49,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 44 [2021-11-25 18:07:49,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 55 [2021-11-25 18:07:49,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2021-11-25 18:07:49,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:49,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 77 [2021-11-25 18:07:50,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 10 [2021-11-25 18:07:50,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 16 treesize of output 12 [2021-11-25 18:07:50,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 10 [2021-11-25 18:07:50,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 68 treesize of output 67 [2021-11-25 18:07:50,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 68 treesize of output 67 [2021-11-25 18:07:50,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 70 treesize of output 69 [2021-11-25 18:07:50,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 10 [2021-11-25 18:07:50,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 16 treesize of output 12 [2021-11-25 18:07:50,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 10 [2021-11-25 18:07:50,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-25 18:07:50,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 30 [2021-11-25 18:07:50,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 18:07:50,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2021-11-25 18:07:50,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 22 [2021-11-25 18:07:50,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:07:50,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 30 [2021-11-25 18:07:55,981 WARN L227 SmtUtils]: Spent 5.36s on a formula simplification. DAG size of input: 66 DAG size of output: 32 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 18:07:55,982 INFO L354 Elim1Store]: treesize reduction 348, result has 15.7 percent of original size [2021-11-25 18:07:55,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1998 treesize of output 1475 [2021-11-25 18:07:56,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:06,909 WARN L227 SmtUtils]: Spent 10.80s on a formula simplification. DAG size of input: 90 DAG size of output: 46 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 18:08:06,910 INFO L354 Elim1Store]: treesize reduction 262, result has 32.6 percent of original size [2021-11-25 18:08:06,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2099 treesize of output 1817 [2021-11-25 18:08:07,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:07,455 INFO L244 Elim1Store]: Index analysis took 358 ms [2021-11-25 18:08:19,004 WARN L227 SmtUtils]: Spent 11.19s on a formula simplification. DAG size of input: 245 DAG size of output: 143 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 18:08:19,006 INFO L354 Elim1Store]: treesize reduction 2494, result has 31.7 percent of original size [2021-11-25 18:08:19,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1542 treesize of output 1373 [2021-11-25 18:08:19,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:19,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:19,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:19,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:19,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:19,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:19,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:19,708 INFO L244 Elim1Store]: Index analysis took 224 ms [2021-11-25 18:08:20,702 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-11-25 18:08:20,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 17 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 42 treesize of output 73 [2021-11-25 18:08:20,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:21,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:21,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:21,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:21,160 INFO L244 Elim1Store]: Index analysis took 219 ms [2021-11-25 18:08:21,174 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-25 18:08:21,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 16 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 46 [2021-11-25 18:08:21,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:21,734 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-25 18:08:21,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 30 [2021-11-25 18:08:21,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:22,167 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:08:22,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 63 [2021-11-25 18:08:22,305 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:22,343 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:22,381 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:22,418 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:22,454 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:22,492 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:22,564 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:22,600 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:22,676 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:22,714 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:22,753 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:22,790 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:22,989 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:23,059 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:23,112 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:23,158 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:23,236 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:23,280 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:23,457 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:23,498 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:23,617 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:23,664 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:23,764 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:23,814 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:23,990 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:24,032 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:24,115 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:24,157 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:24,294 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:24,349 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:24,411 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:24,462 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:24,641 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:24,690 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:24,805 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:24,888 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:24,962 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:25,006 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:25,338 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:25,384 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:25,428 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:25,468 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:25,514 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:25,553 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:25,911 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:25,944 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:25,979 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:26,024 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:26,078 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:26,122 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:26,193 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:26,234 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:26,274 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:26,310 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:26,343 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:26,383 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:26,553 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:26,596 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:26,642 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:26,684 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:26,744 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:26,776 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:26,901 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:26,945 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:27,036 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:27,071 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:27,140 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:27,189 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:27,397 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:27,452 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:27,490 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:27,519 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:27,623 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:27,684 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:27,744 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:27,793 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:27,900 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:27,949 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:28,034 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:28,094 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:28,185 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:28,226 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:28,477 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:28,508 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:28,540 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:28,574 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:28,604 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:28,634 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:28,918 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:08:28,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:28,924 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:08:28,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:28,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:28,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:28,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:28,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:28,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 1241 treesize of output 791 [2021-11-25 18:08:28,998 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:29,042 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:29,065 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:29,119 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:29,142 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:29,204 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:29,224 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:29,261 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:29,291 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:29,326 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:29,349 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:29,443 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:29,491 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:29,576 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:29,616 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:29,662 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:29,704 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:29,751 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:29,804 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:29,917 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:29,959 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:30,062 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:30,090 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:30,143 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:30,171 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:30,274 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:30,326 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:30,418 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:30,446 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:30,512 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:30,540 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:30,664 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:30,709 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:30,807 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:30,836 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:30,891 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:30,919 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:31,166 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:31,186 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:31,227 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:31,250 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:31,286 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:31,312 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:32,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:32,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 25 treesize of output 15 [2021-11-25 18:08:32,374 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:32,394 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:32,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:32,641 INFO L354 Elim1Store]: treesize reduction 17, result has 37.0 percent of original size [2021-11-25 18:08:32,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 32 [2021-11-25 18:08:32,676 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:32,694 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:08:32,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:32,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 28 [2021-11-25 18:08:35,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:35,222 INFO L244 Elim1Store]: Index analysis took 251 ms [2021-11-25 18:08:35,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:38,556 INFO L354 Elim1Store]: treesize reduction 9884, result has 39.3 percent of original size [2021-11-25 18:08:38,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 57667 treesize of output 56876 [2021-11-25 18:08:56,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:56,786 INFO L244 Elim1Store]: Index analysis took 345 ms [2021-11-25 18:08:57,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:57,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:08:57,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:00,258 INFO L354 Elim1Store]: treesize reduction 8978, result has 45.0 percent of original size [2021-11-25 18:09:00,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 6340 treesize of output 11953 [2021-11-25 18:09:00,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:00,413 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:09:00,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:00,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:00,535 INFO L244 Elim1Store]: Index analysis took 139 ms [2021-11-25 18:09:00,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:02,269 INFO L354 Elim1Store]: treesize reduction 6630, result has 45.1 percent of original size [2021-11-25 18:09:02,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 16229 treesize of output 18923 [2021-11-25 18:09:03,240 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:09:03,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:03,251 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:09:03,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:03,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:03,283 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:09:03,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:03,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:03,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:03,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:03,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:03,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:03,408 INFO L244 Elim1Store]: Index analysis took 168 ms [2021-11-25 18:09:03,650 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 18:09:03,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 5290 treesize of output 3722 [2021-11-25 18:09:03,695 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:09:03,795 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:09:03,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:03,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:03,852 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:09:03,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:03,879 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:09:03,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:03,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:03,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:03,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:04,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:04,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:04,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:04,109 INFO L244 Elim1Store]: Index analysis took 314 ms [2021-11-25 18:09:04,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 8615 treesize of output 6735 [2021-11-25 18:09:04,525 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:09:04,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:04,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:04,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:09:04,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:04,573 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:09:04,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:04,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:04,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:04,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:04,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:04,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:04,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:04,733 INFO L244 Elim1Store]: Index analysis took 208 ms [2021-11-25 18:09:05,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 6179 treesize of output 4519 [2021-11-25 18:09:05,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:05,090 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:09:05,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:05,100 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:09:05,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:05,114 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:09:05,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:05,129 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:09:05,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:05,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:05,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:05,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:05,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:05,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:05,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:05,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:05,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:05,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:05,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:05,267 INFO L244 Elim1Store]: Index analysis took 188 ms [2021-11-25 18:09:05,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 5795 treesize of output 4230 [2021-11-25 18:09:05,448 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:09:05,475 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:09:05,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:05,575 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:09:05,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:05,594 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:09:05,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:05,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:05,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:05,732 INFO L244 Elim1Store]: Index analysis took 172 ms [2021-11-25 18:09:05,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:05,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:05,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:05,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:06,000 INFO L354 Elim1Store]: treesize reduction 217, result has 0.5 percent of original size [2021-11-25 18:09:06,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 13167 treesize of output 10519 [2021-11-25 18:09:06,181 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 18:09:06,270 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:09:06,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:06,292 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:09:06,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:06,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:06,333 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:09:06,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:06,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:06,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:06,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:06,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:06,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:06,556 INFO L244 Elim1Store]: Index analysis took 299 ms [2021-11-25 18:09:06,713 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 18:09:06,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 7503 treesize of output 5623 [2021-11-25 18:09:06,825 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:09:06,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:06,834 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:09:06,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:06,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:06,868 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:09:06,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:06,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:06,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:06,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:07,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:07,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:07,047 INFO L244 Elim1Store]: Index analysis took 222 ms [2021-11-25 18:09:07,211 INFO L354 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2021-11-25 18:09:07,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 5290 treesize of output 3722 [2021-11-25 18:09:07,294 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:09:07,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:07,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:07,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:09:07,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:07,358 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:09:07,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:07,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:07,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:07,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:07,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:07,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:07,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:07,453 INFO L244 Elim1Store]: Index analysis took 159 ms [2021-11-25 18:09:07,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 5290 treesize of output 3722 [2021-11-25 18:09:15,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:09:15,734 INFO L190 IndexEqualityManager]: detected not equals via solver