./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/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_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/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 64bit --witnessprinter.graph.data.programhash 6985379bcc34be713545a774d70e5414e9690ba41356ad39bb00629a60c9ae14 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:33:44,004 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:33:44,006 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:33:44,056 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:33:44,056 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:33:44,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:33:44,063 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:33:44,068 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:33:44,070 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:33:44,076 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:33:44,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:33:44,079 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:33:44,080 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:33:44,083 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:33:44,086 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:33:44,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:33:44,093 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:33:44,094 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:33:44,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:33:44,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:33:44,109 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:33:44,110 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:33:44,113 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:33:44,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:33:44,118 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:33:44,119 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:33:44,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:33:44,121 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:33:44,122 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:33:44,123 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:33:44,124 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:33:44,125 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:33:44,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:33:44,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:33:44,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:33:44,131 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:33:44,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:33:44,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:33:44,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:33:44,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:33:44,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:33:44,134 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 19:33:44,177 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:33:44,177 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:33:44,177 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:33:44,177 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:33:44,178 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:33:44,178 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:33:44,179 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:33:44,179 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:33:44,179 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:33:44,179 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 19:33:44,179 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:33:44,180 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:33:44,180 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 19:33:44,180 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 19:33:44,180 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:33:44,180 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 19:33:44,181 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 19:33:44,181 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 19:33:44,181 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:33:44,182 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 19:33:44,182 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:33:44,182 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:33:44,182 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:33:44,182 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:33:44,183 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:33:44,183 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:33:44,183 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:33:44,183 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:33:44,184 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:33:44,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:33:44,184 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:33:44,184 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:33:44,184 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:33:44,185 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 19:33:44,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 19:33:44,185 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:33:44,185 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:33:44,185 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:33:44,186 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_48f960d6-9690-4bc1-95b9-03ce7d915740/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6985379bcc34be713545a774d70e5414e9690ba41356ad39bb00629a60c9ae14 [2021-11-25 19:33:44,436 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:33:44,471 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:33:44,473 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:33:44,475 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:33:44,475 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:33:44,477 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i [2021-11-25 19:33:44,540 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7/data/ee756d7c9/f4e3c599bdda493eb3b01c4eb662dc3c/FLAG30f56ca2f [2021-11-25 19:33:45,406 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:33:45,407 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i [2021-11-25 19:33:45,453 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7/data/ee756d7c9/f4e3c599bdda493eb3b01c4eb662dc3c/FLAG30f56ca2f [2021-11-25 19:33:45,887 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7/data/ee756d7c9/f4e3c599bdda493eb3b01c4eb662dc3c [2021-11-25 19:33:45,889 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:33:45,891 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:33:45,892 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:33:45,893 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:33:45,895 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:33:45,896 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:33:45" (1/1) ... [2021-11-25 19:33:45,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@201df099 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:33:45, skipping insertion in model container [2021-11-25 19:33:45,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:33:45" (1/1) ... [2021-11-25 19:33:45,904 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:33:46,009 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:33:47,050 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_48f960d6-9690-4bc1-95b9-03ce7d915740/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i[160997,161010] [2021-11-25 19:33:47,595 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-25 19:33:47,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:33:47,635 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 19:33:47,807 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_48f960d6-9690-4bc1-95b9-03ce7d915740/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i[160997,161010] [2021-11-25 19:33:48,002 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-25 19:33:48,005 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:33:48,069 INFO L208 MainTranslator]: Completed translation [2021-11-25 19:33:48,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:33:48 WrapperNode [2021-11-25 19:33:48,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:33:48,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 19:33:48,072 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 19:33:48,072 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 19:33:48,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:33:48" (1/1) ... [2021-11-25 19:33:48,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:33:48" (1/1) ... [2021-11-25 19:33:48,290 INFO L137 Inliner]: procedures = 184, calls = 840, calls flagged for inlining = 74, calls inlined = 63, statements flattened = 2080 [2021-11-25 19:33:48,291 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 19:33:48,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 19:33:48,293 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 19:33:48,293 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 19:33:48,304 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:33:48" (1/1) ... [2021-11-25 19:33:48,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:33:48" (1/1) ... [2021-11-25 19:33:48,328 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:33:48" (1/1) ... [2021-11-25 19:33:48,332 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:33:48" (1/1) ... [2021-11-25 19:33:48,435 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:33:48" (1/1) ... [2021-11-25 19:33:48,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:33:48" (1/1) ... [2021-11-25 19:33:48,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:33:48" (1/1) ... [2021-11-25 19:33:48,497 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 19:33:48,498 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 19:33:48,498 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 19:33:48,498 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 19:33:48,499 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:33:48" (1/1) ... [2021-11-25 19:33:48,506 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:33:48,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:33:48,527 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 19:33:48,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 19:33:48,564 INFO L130 BoogieDeclarations]: Found specification of procedure broadcast_write [2021-11-25 19:33:48,564 INFO L138 BoogieDeclarations]: Found implementation of procedure broadcast_write [2021-11-25 19:33:48,565 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-25 19:33:48,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-25 19:33:48,565 INFO L130 BoogieDeclarations]: Found specification of procedure genphy_config_aneg [2021-11-25 19:33:48,565 INFO L138 BoogieDeclarations]: Found implementation of procedure genphy_config_aneg [2021-11-25 19:33:48,565 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-25 19:33:48,565 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-25 19:33:48,566 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_clock_put [2021-11-25 19:33:48,566 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_clock_put [2021-11-25 19:33:48,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-25 19:33:48,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-25 19:33:48,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 19:33:48,566 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2021-11-25 19:33:48,567 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2021-11-25 19:33:48,567 INFO L130 BoogieDeclarations]: Found specification of procedure phy2txts [2021-11-25 19:33:48,567 INFO L138 BoogieDeclarations]: Found implementation of procedure phy2txts [2021-11-25 19:33:48,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-11-25 19:33:48,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-11-25 19:33:48,567 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_ts_info [2021-11-25 19:33:48,568 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_ts_info [2021-11-25 19:33:48,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-25 19:33:48,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-25 19:33:48,568 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_destroy [2021-11-25 19:33:48,568 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_destroy [2021-11-25 19:33:48,568 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_write [2021-11-25 19:33:48,568 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_write [2021-11-25 19:33:48,569 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_config_intr [2021-11-25 19:33:48,569 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_config_intr [2021-11-25 19:33:48,569 INFO L130 BoogieDeclarations]: Found specification of procedure tdr_write [2021-11-25 19:33:48,569 INFO L138 BoogieDeclarations]: Found implementation of procedure tdr_write [2021-11-25 19:33:48,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-25 19:33:48,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-25 19:33:48,570 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-25 19:33:48,570 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-25 19:33:48,570 INFO L130 BoogieDeclarations]: Found specification of procedure exts_chan_to_edata [2021-11-25 19:33:48,570 INFO L138 BoogieDeclarations]: Found implementation of procedure exts_chan_to_edata [2021-11-25 19:33:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure skb_complete_tx_timestamp [2021-11-25 19:33:48,571 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_complete_tx_timestamp [2021-11-25 19:33:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-11-25 19:33:48,571 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-11-25 19:33:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-25 19:33:48,572 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-25 19:33:48,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 19:33:48,572 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-25 19:33:48,572 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-25 19:33:48,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-25 19:33:48,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-25 19:33:48,574 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_rxtstamp [2021-11-25 19:33:48,574 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_rxtstamp [2021-11-25 19:33:48,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-25 19:33:48,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-25 19:33:48,576 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read [2021-11-25 19:33:48,576 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read [2021-11-25 19:33:48,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 19:33:48,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 19:33:48,577 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-25 19:33:48,577 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-25 19:33:48,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 19:33:48,577 INFO L130 BoogieDeclarations]: Found specification of procedure prune_rx_ts [2021-11-25 19:33:48,577 INFO L138 BoogieDeclarations]: Found implementation of procedure prune_rx_ts [2021-11-25 19:33:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-25 19:33:48,578 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-25 19:33:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-11-25 19:33:48,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-11-25 19:33:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 19:33:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_config_init [2021-11-25 19:33:48,579 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_config_init [2021-11-25 19:33:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 19:33:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 19:33:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-25 19:33:48,580 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-25 19:33:48,580 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 19:33:48,580 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2021-11-25 19:33:48,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2021-11-25 19:33:48,580 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-25 19:33:48,581 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-25 19:33:48,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 19:33:48,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-25 19:33:48,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-11-25 19:33:48,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-11-25 19:33:48,582 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-25 19:33:48,582 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-25 19:33:48,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-25 19:33:48,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-25 19:33:48,583 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-25 19:33:48,583 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-25 19:33:48,584 INFO L130 BoogieDeclarations]: Found specification of procedure enable_status_frames [2021-11-25 19:33:48,584 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_status_frames [2021-11-25 19:33:48,584 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_hwtstamp [2021-11-25 19:33:48,584 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_hwtstamp [2021-11-25 19:33:48,585 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-25 19:33:48,586 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-25 19:33:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write [2021-11-25 19:33:48,586 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write [2021-11-25 19:33:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-11-25 19:33:48,586 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-11-25 19:33:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 19:33:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 19:33:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2021-11-25 19:33:48,587 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2021-11-25 19:33:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-25 19:33:48,587 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-25 19:33:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_clock_get [2021-11-25 19:33:48,588 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_clock_get [2021-11-25 19:33:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_ack_interrupt [2021-11-25 19:33:48,588 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_ack_interrupt [2021-11-25 19:33:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure ext_read [2021-11-25 19:33:48,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ext_read [2021-11-25 19:33:48,590 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-11-25 19:33:48,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-11-25 19:33:48,592 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-25 19:33:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-25 19:33:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-25 19:33:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-25 19:33:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-25 19:33:48,595 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-25 19:33:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure skb_mac_header [2021-11-25 19:33:48,595 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_mac_header [2021-11-25 19:33:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_txtstamp [2021-11-25 19:33:48,599 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_txtstamp [2021-11-25 19:33:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 19:33:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure enable_broadcast [2021-11-25 19:33:48,599 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_broadcast [2021-11-25 19:33:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-25 19:33:48,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-25 19:33:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-25 19:33:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-25 19:33:48,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 19:33:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 19:33:48,600 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_timespec [2021-11-25 19:33:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_timespec [2021-11-25 19:33:48,600 INFO L130 BoogieDeclarations]: Found specification of procedure ext_write [2021-11-25 19:33:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ext_write [2021-11-25 19:33:48,600 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-25 19:33:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-25 19:33:49,138 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 19:33:49,141 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 19:33:49,411 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-25 19:33:51,168 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 19:33:51,570 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 19:33:51,571 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-25 19:33:51,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:33:51 BoogieIcfgContainer [2021-11-25 19:33:51,576 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 19:33:51,578 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 19:33:51,578 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 19:33:51,581 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 19:33:51,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 07:33:45" (1/3) ... [2021-11-25 19:33:51,582 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@447e1c88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:33:51, skipping insertion in model container [2021-11-25 19:33:51,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:33:48" (2/3) ... [2021-11-25 19:33:51,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@447e1c88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:33:51, skipping insertion in model container [2021-11-25 19:33:51,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:33:51" (3/3) ... [2021-11-25 19:33:51,585 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i [2021-11-25 19:33:51,593 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 19:33:51,593 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 19:33:51,662 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 19:33:51,675 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 19:33:51,676 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 19:33:51,724 INFO L276 IsEmpty]: Start isEmpty. Operand has 637 states, 382 states have (on average 1.3429319371727748) internal successors, (513), 399 states have internal predecessors, (513), 193 states have call successors, (193), 61 states have call predecessors, (193), 60 states have return successors, (190), 189 states have call predecessors, (190), 190 states have call successors, (190) [2021-11-25 19:33:51,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 19:33:51,740 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:33:51,740 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] [2021-11-25 19:33:51,741 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:33:51,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:33:51,750 INFO L85 PathProgramCache]: Analyzing trace with hash -963672369, now seen corresponding path program 1 times [2021-11-25 19:33:51,763 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:33:51,763 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342545204] [2021-11-25 19:33:51,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:33:51,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:33:52,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:33:52,317 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 19:33:52,318 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:33:52,318 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342545204] [2021-11-25 19:33:52,319 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342545204] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:33:52,319 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:33:52,319 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:33:52,321 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847971498] [2021-11-25 19:33:52,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:33:52,326 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:33:52,326 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:33:52,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:33:52,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:33:52,357 INFO L87 Difference]: Start difference. First operand has 637 states, 382 states have (on average 1.3429319371727748) internal successors, (513), 399 states have internal predecessors, (513), 193 states have call successors, (193), 61 states have call predecessors, (193), 60 states have return successors, (190), 189 states have call predecessors, (190), 190 states have call successors, (190) Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 19:33:53,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:33:53,342 INFO L93 Difference]: Finished difference Result 1896 states and 2694 transitions. [2021-11-25 19:33:53,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:33:53,345 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 26 [2021-11-25 19:33:53,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:33:53,385 INFO L225 Difference]: With dead ends: 1896 [2021-11-25 19:33:53,386 INFO L226 Difference]: Without dead ends: 1231 [2021-11-25 19:33:53,399 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 19:33:53,402 INFO L933 BasicCegarLoop]: 961 mSDtfsCounter, 877 mSDsluCounter, 1955 mSDsCounter, 0 mSdLazyCounter, 363 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 877 SdHoareTripleChecker+Valid, 2695 SdHoareTripleChecker+Invalid, 370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-25 19:33:53,403 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [877 Valid, 2695 Invalid, 370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 363 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-25 19:33:53,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1231 states. [2021-11-25 19:33:53,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1231 to 1227. [2021-11-25 19:33:53,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1227 states, 739 states have (on average 1.3247631935047361) internal successors, (979), 763 states have internal predecessors, (979), 370 states have call successors, (370), 118 states have call predecessors, (370), 117 states have return successors, (377), 367 states have call predecessors, (377), 369 states have call successors, (377) [2021-11-25 19:33:53,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 1227 states and 1726 transitions. [2021-11-25 19:33:53,618 INFO L78 Accepts]: Start accepts. Automaton has 1227 states and 1726 transitions. Word has length 26 [2021-11-25 19:33:53,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:33:53,619 INFO L470 AbstractCegarLoop]: Abstraction has 1227 states and 1726 transitions. [2021-11-25 19:33:53,620 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-25 19:33:53,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1726 transitions. [2021-11-25 19:33:53,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 19:33:53,637 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:33:53,638 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 19:33:53,638 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 19:33:53,639 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:33:53,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:33:53,642 INFO L85 PathProgramCache]: Analyzing trace with hash 196908252, now seen corresponding path program 1 times [2021-11-25 19:33:53,643 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:33:53,644 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591960575] [2021-11-25 19:33:53,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:33:53,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:33:53,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:33:53,823 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 19:33:53,823 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:33:53,824 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591960575] [2021-11-25 19:33:53,828 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591960575] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:33:53,828 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:33:53,828 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:33:53,829 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612098345] [2021-11-25 19:33:53,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:33:53,831 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:33:53,831 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:33:53,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:33:53,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:33:53,832 INFO L87 Difference]: Start difference. First operand 1227 states and 1726 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-25 19:33:54,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:33:54,564 INFO L93 Difference]: Finished difference Result 2525 states and 3542 transitions. [2021-11-25 19:33:54,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:33:54,565 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 66 [2021-11-25 19:33:54,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:33:54,581 INFO L225 Difference]: With dead ends: 2525 [2021-11-25 19:33:54,581 INFO L226 Difference]: Without dead ends: 1303 [2021-11-25 19:33:54,588 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 19:33:54,589 INFO L933 BasicCegarLoop]: 792 mSDtfsCounter, 75 mSDsluCounter, 815 mSDsCounter, 0 mSdLazyCounter, 294 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 1496 SdHoareTripleChecker+Invalid, 296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-25 19:33:54,591 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [75 Valid, 1496 Invalid, 296 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 294 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-25 19:33:54,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1303 states. [2021-11-25 19:33:54,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1303 to 1297. [2021-11-25 19:33:54,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1297 states, 789 states have (on average 1.326996197718631) internal successors, (1047), 814 states have internal predecessors, (1047), 381 states have call successors, (381), 127 states have call predecessors, (381), 126 states have return successors, (388), 377 states have call predecessors, (388), 380 states have call successors, (388) [2021-11-25 19:33:54,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1297 states and 1816 transitions. [2021-11-25 19:33:54,713 INFO L78 Accepts]: Start accepts. Automaton has 1297 states and 1816 transitions. Word has length 66 [2021-11-25 19:33:54,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:33:54,714 INFO L470 AbstractCegarLoop]: Abstraction has 1297 states and 1816 transitions. [2021-11-25 19:33:54,714 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-25 19:33:54,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 1816 transitions. [2021-11-25 19:33:54,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-25 19:33:54,724 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:33:54,724 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 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, 1, 1] [2021-11-25 19:33:54,724 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 19:33:54,725 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:33:54,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:33:54,725 INFO L85 PathProgramCache]: Analyzing trace with hash 455341135, now seen corresponding path program 1 times [2021-11-25 19:33:54,725 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:33:54,726 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718602507] [2021-11-25 19:33:54,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:33:54,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:33:54,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:33:54,899 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 19:33:54,900 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:33:54,900 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718602507] [2021-11-25 19:33:54,900 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1718602507] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:33:54,901 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:33:54,901 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:33:54,901 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761143144] [2021-11-25 19:33:54,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:33:54,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:33:54,902 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:33:54,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:33:54,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:33:54,903 INFO L87 Difference]: Start difference. First operand 1297 states and 1816 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2021-11-25 19:33:55,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:33:55,615 INFO L93 Difference]: Finished difference Result 3509 states and 4882 transitions. [2021-11-25 19:33:55,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:33:55,616 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 87 [2021-11-25 19:33:55,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:33:55,635 INFO L225 Difference]: With dead ends: 3509 [2021-11-25 19:33:55,635 INFO L226 Difference]: Without dead ends: 2233 [2021-11-25 19:33:55,643 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 19:33:55,648 INFO L933 BasicCegarLoop]: 951 mSDtfsCounter, 766 mSDsluCounter, 671 mSDsCounter, 0 mSdLazyCounter, 287 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 766 SdHoareTripleChecker+Valid, 1526 SdHoareTripleChecker+Invalid, 324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 287 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-25 19:33:55,649 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [766 Valid, 1526 Invalid, 324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 287 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-25 19:33:55,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2233 states. [2021-11-25 19:33:55,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2233 to 2227. [2021-11-25 19:33:55,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2227 states, 1365 states have (on average 1.3047619047619048) internal successors, (1781), 1401 states have internal predecessors, (1781), 628 states have call successors, (628), 234 states have call predecessors, (628), 233 states have return successors, (638), 621 states have call predecessors, (638), 627 states have call successors, (638) [2021-11-25 19:33:55,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2227 states to 2227 states and 3047 transitions. [2021-11-25 19:33:55,820 INFO L78 Accepts]: Start accepts. Automaton has 2227 states and 3047 transitions. Word has length 87 [2021-11-25 19:33:55,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:33:55,822 INFO L470 AbstractCegarLoop]: Abstraction has 2227 states and 3047 transitions. [2021-11-25 19:33:55,823 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2021-11-25 19:33:55,823 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 3047 transitions. [2021-11-25 19:33:55,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-25 19:33:55,830 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:33:55,830 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 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, 1, 1] [2021-11-25 19:33:55,830 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-25 19:33:55,831 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:33:55,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:33:55,831 INFO L85 PathProgramCache]: Analyzing trace with hash 1315915671, now seen corresponding path program 1 times [2021-11-25 19:33:55,832 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:33:55,832 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114246950] [2021-11-25 19:33:55,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:33:55,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:33:55,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:33:56,002 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 19:33:56,002 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:33:56,003 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114246950] [2021-11-25 19:33:56,003 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114246950] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:33:56,004 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:33:56,004 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:33:56,004 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194722772] [2021-11-25 19:33:56,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:33:56,006 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:33:56,008 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:33:56,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:33:56,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:33:56,009 INFO L87 Difference]: Start difference. First operand 2227 states and 3047 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) [2021-11-25 19:33:56,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:33:56,608 INFO L93 Difference]: Finished difference Result 3373 states and 4626 transitions. [2021-11-25 19:33:56,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:33:56,609 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) Word has length 87 [2021-11-25 19:33:56,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:33:56,628 INFO L225 Difference]: With dead ends: 3373 [2021-11-25 19:33:56,629 INFO L226 Difference]: Without dead ends: 2235 [2021-11-25 19:33:56,637 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 19:33:56,639 INFO L933 BasicCegarLoop]: 764 mSDtfsCounter, 4 mSDsluCounter, 872 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 1522 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-25 19:33:56,640 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 1522 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 232 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-25 19:33:56,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2235 states. [2021-11-25 19:33:56,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2235 to 2235. [2021-11-25 19:33:56,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2235 states, 1371 states have (on average 1.3034281546316557) internal successors, (1787), 1409 states have internal predecessors, (1787), 628 states have call successors, (628), 234 states have call predecessors, (628), 235 states have return successors, (640), 621 states have call predecessors, (640), 627 states have call successors, (640) [2021-11-25 19:33:56,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2235 states to 2235 states and 3055 transitions. [2021-11-25 19:33:56,855 INFO L78 Accepts]: Start accepts. Automaton has 2235 states and 3055 transitions. Word has length 87 [2021-11-25 19:33:56,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:33:56,856 INFO L470 AbstractCegarLoop]: Abstraction has 2235 states and 3055 transitions. [2021-11-25 19:33:56,856 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) [2021-11-25 19:33:56,856 INFO L276 IsEmpty]: Start isEmpty. Operand 2235 states and 3055 transitions. [2021-11-25 19:33:56,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-25 19:33:56,861 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:33:56,861 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 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, 1, 1, 1] [2021-11-25 19:33:56,862 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-25 19:33:56,862 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:33:56,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:33:56,863 INFO L85 PathProgramCache]: Analyzing trace with hash 1331856405, now seen corresponding path program 1 times [2021-11-25 19:33:56,863 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:33:56,863 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244146209] [2021-11-25 19:33:56,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:33:56,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:33:56,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:33:57,147 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 19:33:57,148 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:33:57,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244146209] [2021-11-25 19:33:57,148 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1244146209] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:33:57,148 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:33:57,149 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-25 19:33:57,149 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122865016] [2021-11-25 19:33:57,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:33:57,149 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-25 19:33:57,150 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:33:57,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-25 19:33:57,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-11-25 19:33:57,151 INFO L87 Difference]: Start difference. First operand 2235 states and 3055 transitions. Second operand has 8 states, 8 states have (on average 7.625) internal successors, (61), 7 states have internal predecessors, (61), 4 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (8), 5 states have call predecessors, (8), 3 states have call successors, (8) [2021-11-25 19:34:01,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:34:01,929 INFO L93 Difference]: Finished difference Result 4579 states and 6285 transitions. [2021-11-25 19:34:01,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-25 19:34:01,930 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 7 states have internal predecessors, (61), 4 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (8), 5 states have call predecessors, (8), 3 states have call successors, (8) Word has length 88 [2021-11-25 19:34:01,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:34:01,948 INFO L225 Difference]: With dead ends: 4579 [2021-11-25 19:34:01,949 INFO L226 Difference]: Without dead ends: 2365 [2021-11-25 19:34:01,958 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-25 19:34:01,961 INFO L933 BasicCegarLoop]: 680 mSDtfsCounter, 1904 mSDsluCounter, 1349 mSDsCounter, 0 mSdLazyCounter, 3544 mSolverCounterSat, 1422 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2075 SdHoareTripleChecker+Valid, 1861 SdHoareTripleChecker+Invalid, 4966 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1422 IncrementalHoareTripleChecker+Valid, 3544 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2021-11-25 19:34:01,962 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2075 Valid, 1861 Invalid, 4966 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1422 Valid, 3544 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2021-11-25 19:34:01,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2365 states. [2021-11-25 19:34:02,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2365 to 2329. [2021-11-25 19:34:02,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2329 states, 1427 states have (on average 1.2985283812193413) internal successors, (1853), 1469 states have internal predecessors, (1853), 664 states have call successors, (664), 234 states have call predecessors, (664), 237 states have return successors, (677), 657 states have call predecessors, (677), 663 states have call successors, (677) [2021-11-25 19:34:02,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2329 states to 2329 states and 3194 transitions. [2021-11-25 19:34:02,111 INFO L78 Accepts]: Start accepts. Automaton has 2329 states and 3194 transitions. Word has length 88 [2021-11-25 19:34:02,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:34:02,112 INFO L470 AbstractCegarLoop]: Abstraction has 2329 states and 3194 transitions. [2021-11-25 19:34:02,112 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 7 states have internal predecessors, (61), 4 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (8), 5 states have call predecessors, (8), 3 states have call successors, (8) [2021-11-25 19:34:02,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2329 states and 3194 transitions. [2021-11-25 19:34:02,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-25 19:34:02,136 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:34:02,136 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 3, 2, 2, 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, 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 19:34:02,136 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-25 19:34:02,137 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:34:02,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:34:02,137 INFO L85 PathProgramCache]: Analyzing trace with hash -304839040, now seen corresponding path program 1 times [2021-11-25 19:34:02,138 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:34:02,138 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446988522] [2021-11-25 19:34:02,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:34:02,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:34:02,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:34:02,317 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-25 19:34:02,318 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:34:02,318 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446988522] [2021-11-25 19:34:02,318 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446988522] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:34:02,318 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:34:02,318 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 19:34:02,319 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436789157] [2021-11-25 19:34:02,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:34:02,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 19:34:02,320 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:34:02,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 19:34:02,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:34:02,321 INFO L87 Difference]: Start difference. First operand 2329 states and 3194 transitions. Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2021-11-25 19:34:03,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:34:03,344 INFO L93 Difference]: Finished difference Result 4663 states and 6433 transitions. [2021-11-25 19:34:03,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 19:34:03,345 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) Word has length 110 [2021-11-25 19:34:03,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:34:03,364 INFO L225 Difference]: With dead ends: 4663 [2021-11-25 19:34:03,365 INFO L226 Difference]: Without dead ends: 2355 [2021-11-25 19:34:03,375 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:34:03,377 INFO L933 BasicCegarLoop]: 763 mSDtfsCounter, 2 mSDsluCounter, 2629 mSDsCounter, 0 mSdLazyCounter, 471 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3047 SdHoareTripleChecker+Invalid, 472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-11-25 19:34:03,377 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 3047 Invalid, 472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 471 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-25 19:34:03,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2355 states. [2021-11-25 19:34:03,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2355 to 2345. [2021-11-25 19:34:03,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2345 states, 1439 states have (on average 1.296038915913829) internal successors, (1865), 1481 states have internal predecessors, (1865), 664 states have call successors, (664), 234 states have call predecessors, (664), 241 states have return successors, (685), 661 states have call predecessors, (685), 663 states have call successors, (685) [2021-11-25 19:34:03,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 2345 states and 3214 transitions. [2021-11-25 19:34:03,514 INFO L78 Accepts]: Start accepts. Automaton has 2345 states and 3214 transitions. Word has length 110 [2021-11-25 19:34:03,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:34:03,514 INFO L470 AbstractCegarLoop]: Abstraction has 2345 states and 3214 transitions. [2021-11-25 19:34:03,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2021-11-25 19:34:03,515 INFO L276 IsEmpty]: Start isEmpty. Operand 2345 states and 3214 transitions. [2021-11-25 19:34:03,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-25 19:34:03,522 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:34:03,522 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 4, 3, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:34:03,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-25 19:34:03,522 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:34:03,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:34:03,523 INFO L85 PathProgramCache]: Analyzing trace with hash -996284871, now seen corresponding path program 1 times [2021-11-25 19:34:03,523 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:34:03,523 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039850325] [2021-11-25 19:34:03,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:34:03,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:34:03,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:34:03,706 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 19:34:03,706 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:34:03,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039850325] [2021-11-25 19:34:03,707 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039850325] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:34:03,707 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:34:03,707 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:34:03,707 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700210470] [2021-11-25 19:34:03,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:34:03,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:34:03,708 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:34:03,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:34:03,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:34:03,709 INFO L87 Difference]: Start difference. First operand 2345 states and 3214 transitions. Second operand has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-25 19:34:04,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:34:04,140 INFO L93 Difference]: Finished difference Result 4669 states and 6398 transitions. [2021-11-25 19:34:04,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:34:04,141 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 124 [2021-11-25 19:34:04,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:34:04,158 INFO L225 Difference]: With dead ends: 4669 [2021-11-25 19:34:04,159 INFO L226 Difference]: Without dead ends: 2332 [2021-11-25 19:34:04,169 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 19:34:04,170 INFO L933 BasicCegarLoop]: 791 mSDtfsCounter, 839 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 839 SdHoareTripleChecker+Valid, 828 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-25 19:34:04,170 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [839 Valid, 828 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-25 19:34:04,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2332 states. [2021-11-25 19:34:04,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2332 to 2332. [2021-11-25 19:34:04,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2332 states, 1428 states have (on average 1.285014005602241) internal successors, (1835), 1470 states have internal predecessors, (1835), 662 states have call successors, (662), 234 states have call predecessors, (662), 241 states have return successors, (681), 659 states have call predecessors, (681), 661 states have call successors, (681) [2021-11-25 19:34:04,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2332 states to 2332 states and 3178 transitions. [2021-11-25 19:34:04,306 INFO L78 Accepts]: Start accepts. Automaton has 2332 states and 3178 transitions. Word has length 124 [2021-11-25 19:34:04,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:34:04,307 INFO L470 AbstractCegarLoop]: Abstraction has 2332 states and 3178 transitions. [2021-11-25 19:34:04,307 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-25 19:34:04,307 INFO L276 IsEmpty]: Start isEmpty. Operand 2332 states and 3178 transitions. [2021-11-25 19:34:04,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-25 19:34:04,315 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:34:04,315 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:34:04,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-25 19:34:04,315 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:34:04,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:34:04,316 INFO L85 PathProgramCache]: Analyzing trace with hash 1835702306, now seen corresponding path program 1 times [2021-11-25 19:34:04,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:34:04,316 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451165849] [2021-11-25 19:34:04,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:34:04,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:34:04,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:34:04,640 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-25 19:34:04,640 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:34:04,641 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451165849] [2021-11-25 19:34:04,641 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [451165849] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 19:34:04,641 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [905070236] [2021-11-25 19:34:04,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:34:04,641 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:34:04,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:34:04,647 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:34:04,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 19:34:05,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:34:05,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 1360 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-25 19:34:05,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:34:05,668 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 24 proven. 8 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-25 19:34:05,669 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:34:06,629 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-25 19:34:06,630 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [905070236] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-25 19:34:06,630 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-25 19:34:06,630 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [9, 10] total 24 [2021-11-25 19:34:06,631 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643704935] [2021-11-25 19:34:06,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:34:06,631 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-25 19:34:06,631 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:34:06,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-25 19:34:06,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=418, Unknown=0, NotChecked=0, Total=552 [2021-11-25 19:34:06,633 INFO L87 Difference]: Start difference. First operand 2332 states and 3178 transitions. Second operand has 10 states, 10 states have (on average 8.2) internal successors, (82), 10 states have internal predecessors, (82), 6 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (17), 7 states have call predecessors, (17), 6 states have call successors, (17) [2021-11-25 19:34:13,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:34:13,058 INFO L93 Difference]: Finished difference Result 5424 states and 7546 transitions. [2021-11-25 19:34:13,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-25 19:34:13,059 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.2) internal successors, (82), 10 states have internal predecessors, (82), 6 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (17), 7 states have call predecessors, (17), 6 states have call successors, (17) Word has length 130 [2021-11-25 19:34:13,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:34:13,093 INFO L225 Difference]: With dead ends: 5424 [2021-11-25 19:34:13,093 INFO L226 Difference]: Without dead ends: 4178 [2021-11-25 19:34:13,102 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 281 GetRequests, 249 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 313 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=239, Invalid=753, Unknown=0, NotChecked=0, Total=992 [2021-11-25 19:34:13,103 INFO L933 BasicCegarLoop]: 1097 mSDtfsCounter, 2135 mSDsluCounter, 2372 mSDsCounter, 0 mSdLazyCounter, 4972 mSolverCounterSat, 1524 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2261 SdHoareTripleChecker+Valid, 3172 SdHoareTripleChecker+Invalid, 6496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1524 IncrementalHoareTripleChecker+Valid, 4972 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2021-11-25 19:34:13,103 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2261 Valid, 3172 Invalid, 6496 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1524 Valid, 4972 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2021-11-25 19:34:13,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4178 states. [2021-11-25 19:34:13,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4178 to 3551. [2021-11-25 19:34:13,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3551 states, 2170 states have (on average 1.2847926267281107) internal successors, (2788), 2241 states have internal predecessors, (2788), 1010 states have call successors, (1010), 347 states have call predecessors, (1010), 370 states have return successors, (1066), 1011 states have call predecessors, (1066), 1009 states have call successors, (1066) [2021-11-25 19:34:13,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3551 states to 3551 states and 4864 transitions. [2021-11-25 19:34:13,461 INFO L78 Accepts]: Start accepts. Automaton has 3551 states and 4864 transitions. Word has length 130 [2021-11-25 19:34:13,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:34:13,462 INFO L470 AbstractCegarLoop]: Abstraction has 3551 states and 4864 transitions. [2021-11-25 19:34:13,463 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.2) internal successors, (82), 10 states have internal predecessors, (82), 6 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (17), 7 states have call predecessors, (17), 6 states have call successors, (17) [2021-11-25 19:34:13,463 INFO L276 IsEmpty]: Start isEmpty. Operand 3551 states and 4864 transitions. [2021-11-25 19:34:13,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-25 19:34:13,471 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:34:13,472 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:34:13,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 19:34:13,697 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-11-25 19:34:13,698 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:34:13,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:34:13,698 INFO L85 PathProgramCache]: Analyzing trace with hash 1790854796, now seen corresponding path program 1 times [2021-11-25 19:34:13,699 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:34:13,699 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128870133] [2021-11-25 19:34:13,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:34:13,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:34:13,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:34:13,853 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 19:34:13,853 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:34:13,853 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1128870133] [2021-11-25 19:34:13,854 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1128870133] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:34:13,854 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:34:13,854 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:34:13,854 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427516590] [2021-11-25 19:34:13,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:34:13,855 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:34:13,855 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:34:13,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:34:13,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:34:13,856 INFO L87 Difference]: Start difference. First operand 3551 states and 4864 transitions. Second operand has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-25 19:34:14,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:34:14,679 INFO L93 Difference]: Finished difference Result 6038 states and 8309 transitions. [2021-11-25 19:34:14,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 19:34:14,679 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 131 [2021-11-25 19:34:14,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:34:14,706 INFO L225 Difference]: With dead ends: 6038 [2021-11-25 19:34:14,706 INFO L226 Difference]: Without dead ends: 3579 [2021-11-25 19:34:14,721 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 19:34:14,724 INFO L933 BasicCegarLoop]: 762 mSDtfsCounter, 9 mSDsluCounter, 1746 mSDsCounter, 0 mSdLazyCounter, 360 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 2281 SdHoareTripleChecker+Invalid, 361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 360 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-25 19:34:14,724 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 2281 Invalid, 361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 360 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-25 19:34:14,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3579 states. [2021-11-25 19:34:15,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3579 to 3561. [2021-11-25 19:34:15,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3561 states, 2180 states have (on average 1.2862385321100918) internal successors, (2804), 2251 states have internal predecessors, (2804), 1010 states have call successors, (1010), 347 states have call predecessors, (1010), 370 states have return successors, (1066), 1011 states have call predecessors, (1066), 1009 states have call successors, (1066) [2021-11-25 19:34:15,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3561 states to 3561 states and 4880 transitions. [2021-11-25 19:34:15,036 INFO L78 Accepts]: Start accepts. Automaton has 3561 states and 4880 transitions. Word has length 131 [2021-11-25 19:34:15,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:34:15,036 INFO L470 AbstractCegarLoop]: Abstraction has 3561 states and 4880 transitions. [2021-11-25 19:34:15,037 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-25 19:34:15,037 INFO L276 IsEmpty]: Start isEmpty. Operand 3561 states and 4880 transitions. [2021-11-25 19:34:15,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-25 19:34:15,045 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:34:15,045 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 4, 3, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:34:15,046 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-25 19:34:15,046 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:34:15,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:34:15,046 INFO L85 PathProgramCache]: Analyzing trace with hash -1991427259, now seen corresponding path program 1 times [2021-11-25 19:34:15,047 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:34:15,047 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55358128] [2021-11-25 19:34:15,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:34:15,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:34:15,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:34:17,928 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 13 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-25 19:34:17,928 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:34:17,928 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55358128] [2021-11-25 19:34:17,928 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [55358128] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 19:34:17,928 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1209051717] [2021-11-25 19:34:17,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:34:17,929 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:34:17,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:34:17,942 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:34:17,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 19:34:18,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:34:18,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 1369 conjuncts, 68 conjunts are in the unsatisfiable core [2021-11-25 19:34:18,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:34:19,378 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-25 19:34:19,379 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:34:20,729 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-25 19:34:20,730 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1209051717] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:34:20,730 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [724320217] [2021-11-25 19:34:20,752 INFO L159 IcfgInterpreter]: Started Sifa with 106 locations of interest [2021-11-25 19:34:20,752 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 19:34:20,757 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 19:34:20,762 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 19:34:20,763 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 19:34:21,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 456 treesize of output 370 [2021-11-25 19:34:21,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 460 treesize of output 374 [2021-11-25 19:34:22,185 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 7 treesize of output 6 [2021-11-25 19:34:22,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 19:34:22,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 19:34:22,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:22,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:22,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:22,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:22,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:22,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:22,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:22,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:22,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:22,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:22,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:22,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:22,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:22,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:22,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:22,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,091 INFO L244 Elim1Store]: Index analysis took 145 ms [2021-11-25 19:34:23,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 42 select indices, 42 select index equivalence classes, 137 disjoint index pairs (out of 861 index pairs), introduced 42 new quantified variables, introduced 0 case distinctions, treesize of input 351 treesize of output 127 [2021-11-25 19:34:23,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:23,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 42 select indices, 42 select index equivalence classes, 137 disjoint index pairs (out of 861 index pairs), introduced 42 new quantified variables, introduced 0 case distinctions, treesize of input 351 treesize of output 127 [2021-11-25 19:34:31,371 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-11-25 19:34:31,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2021-11-25 19:34:31,432 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-25 19:34:31,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 21 [2021-11-25 19:34:31,785 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 15 treesize of output 11 [2021-11-25 19:34:31,791 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 23 treesize of output 1 [2021-11-25 19:34:31,797 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 15 treesize of output 11 [2021-11-25 19:34:31,926 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:34:31,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:31,985 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:34:31,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 54 [2021-11-25 19:34:32,007 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:34:32,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:32,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:32,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:32,051 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:34:32,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 56 treesize of output 80 [2021-11-25 19:34:32,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:34:32,193 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:34:32,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:32,243 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:34:32,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 42 [2021-11-25 19:34:32,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:34:32,452 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:34:32,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:32,501 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:34:32,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 42 [2021-11-25 19:34:32,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:34:32,563 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:34:32,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:32,601 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:34:32,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 54 [2021-11-25 19:34:32,623 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:34:32,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:32,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:32,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:32,669 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:34:32,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 56 treesize of output 80 [2021-11-25 19:34:32,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:34:33,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 35 [2021-11-25 19:34:33,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,057 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 54 treesize of output 47 [2021-11-25 19:34:33,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 16 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 53 [2021-11-25 19:34:33,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 16 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 35 [2021-11-25 19:34:33,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,173 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 54 treesize of output 47 [2021-11-25 19:34:33,266 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-11-25 19:34:33,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 19:34:33,406 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-11-25 19:34:33,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2021-11-25 19:34:33,437 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-25 19:34:33,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 21 [2021-11-25 19:34:33,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:34:33,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:34:33,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:34:33,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:34:33,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:33,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,549 INFO L354 Elim1Store]: treesize reduction 288, result has 21.3 percent of original size [2021-11-25 19:34:34,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 16 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 259 treesize of output 316 [2021-11-25 19:34:34,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,755 INFO L354 Elim1Store]: treesize reduction 340, result has 7.1 percent of original size [2021-11-25 19:34:34,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 241 treesize of output 246 [2021-11-25 19:34:34,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,853 INFO L354 Elim1Store]: treesize reduction 110, result has 19.1 percent of original size [2021-11-25 19:34:34,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 132 treesize of output 142 [2021-11-25 19:34:34,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:34,919 INFO L354 Elim1Store]: treesize reduction 110, result has 19.1 percent of original size [2021-11-25 19:34:34,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 80 treesize of output 90 [2021-11-25 19:34:35,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:35,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:35,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:35,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:35,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:35,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:35,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:35,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:35,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:35,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:35,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:35,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:35,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:35,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:35,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:35,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 16 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 53 [2021-11-25 19:34:36,889 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-11-25 19:34:36,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 19:34:36,959 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-11-25 19:34:36,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2021-11-25 19:34:36,989 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-25 19:34:36,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 21 [2021-11-25 19:34:37,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:34:37,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:34:37,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:34:37,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:34:37,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,324 INFO L354 Elim1Store]: treesize reduction 288, result has 21.3 percent of original size [2021-11-25 19:34:37,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 18 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 120 [2021-11-25 19:34:37,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,376 INFO L354 Elim1Store]: treesize reduction 110, result has 19.1 percent of original size [2021-11-25 19:34:37,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 132 treesize of output 142 [2021-11-25 19:34:37,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,556 INFO L354 Elim1Store]: treesize reduction 340, result has 7.1 percent of original size [2021-11-25 19:34:37,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 12 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 64 [2021-11-25 19:34:37,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,629 INFO L354 Elim1Store]: treesize reduction 110, result has 19.1 percent of original size [2021-11-25 19:34:37,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 80 treesize of output 90 [2021-11-25 19:34:37,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:37,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 18 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 53 [2021-11-25 19:34:37,904 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-11-25 19:34:37,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 19:34:43,069 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 19:34:43,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 19:34:43,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 19:34:43,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 19:34:43,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 19:34:43,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 19:34:55,848 INFO L197 IcfgInterpreter]: Interpreting procedure mutex_lock_nested with input of size 131 for LOIs [2021-11-25 19:34:55,874 INFO L197 IcfgInterpreter]: Interpreting procedure dp83640_rxtstamp with input of size 110 for LOIs [2021-11-25 19:34:56,349 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-25 19:34:56,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 21 [2021-11-25 19:34:56,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 9 treesize of output 11 [2021-11-25 19:34:56,522 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-25 19:34:56,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 21 [2021-11-25 19:34:56,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 9 treesize of output 11 [2021-11-25 19:34:56,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 16 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 53 [2021-11-25 19:34:56,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 16 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 35 [2021-11-25 19:34:56,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:56,992 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 54 treesize of output 47 [2021-11-25 19:34:57,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:57,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:57,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:57,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:57,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:57,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:57,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:57,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:57,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:57,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:57,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 35 [2021-11-25 19:34:57,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:57,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:57,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:57,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:57,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:57,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:57,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:57,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:57,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:57,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:57,082 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 54 treesize of output 47 [2021-11-25 19:34:58,045 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-11-25 19:34:58,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 19:34:59,024 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-11-25 19:34:59,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2021-11-25 19:34:59,094 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-25 19:34:59,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 21 [2021-11-25 19:34:59,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:34:59,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:34:59,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:34:59,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:34:59,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:59,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:59,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:59,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:59,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:59,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:59,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:59,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:59,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:59,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:59,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:59,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:59,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:34:59,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,218 INFO L354 Elim1Store]: treesize reduction 26, result has 50.0 percent of original size [2021-11-25 19:35:00,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 20 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 259 treesize of output 264 [2021-11-25 19:35:00,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,327 INFO L354 Elim1Store]: treesize reduction 40, result has 23.1 percent of original size [2021-11-25 19:35:00,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 14 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 241 treesize of output 232 [2021-11-25 19:35:00,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,418 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-25 19:35:00,418 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 4 case distinctions, treesize of input 257 treesize of output 244 [2021-11-25 19:35:00,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,488 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-25 19:35:00,488 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 4 case distinctions, treesize of input 80 treesize of output 76 [2021-11-25 19:35:00,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:00,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 16 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 53 [2021-11-25 19:35:01,679 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-11-25 19:35:01,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 19:35:02,042 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-25 19:35:02,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 21 [2021-11-25 19:35:02,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 9 treesize of output 11 [2021-11-25 19:35:02,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:35:02,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:35:02,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:35:02,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:35:02,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,775 INFO L354 Elim1Store]: treesize reduction 26, result has 50.0 percent of original size [2021-11-25 19:35:02,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 22 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 68 [2021-11-25 19:35:02,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,818 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-25 19:35:02,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 4 case distinctions, treesize of input 80 treesize of output 76 [2021-11-25 19:35:02,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,911 INFO L354 Elim1Store]: treesize reduction 40, result has 23.1 percent of original size [2021-11-25 19:35:02,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 16 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 50 [2021-11-25 19:35:02,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:02,956 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-25 19:35:02,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 4 case distinctions, treesize of input 66 treesize of output 62 [2021-11-25 19:35:03,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:03,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:03,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:03,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:03,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:03,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:03,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:03,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:03,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:03,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:03,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:03,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:03,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:03,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:03,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:03,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 18 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 53 [2021-11-25 19:35:03,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:35:03,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 19:35:05,697 INFO L197 IcfgInterpreter]: Interpreting procedure ldv__builtin_expect with input of size 168 for LOIs [2021-11-25 19:35:05,760 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_error with input of size 143 for LOIs [2021-11-25 19:35:05,806 INFO L197 IcfgInterpreter]: Interpreting procedure mutex_unlock with input of size 145 for LOIs [2021-11-25 19:35:05,849 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_skb_free with input of size 116 for LOIs [2021-11-25 19:35:05,988 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_skb_alloc with input of size 140 for LOIs [2021-11-25 19:35:06,690 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 15 treesize of output 11 [2021-11-25 19:35:06,699 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 15 treesize of output 11 [2021-11-25 19:35:06,709 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 23 treesize of output 1 [2021-11-25 19:35:06,836 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_zalloc with input of size 106 for LOIs [2021-11-25 19:35:06,908 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 7 treesize of output 6 [2021-11-25 19:35:06,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 19:35:06,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 19:35:07,918 INFO L197 IcfgInterpreter]: Interpreting procedure IS_ERR with input of size 127 for LOIs [2021-11-25 19:35:08,061 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_is_err with input of size 127 for LOIs [2021-11-25 19:35:08,077 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 161 for LOIs [2021-11-25 19:35:08,134 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_set_remove with input of size 120 for LOIs [2021-11-25 19:35:08,513 INFO L197 IcfgInterpreter]: Interpreting procedure skb_mac_header with input of size 97 for LOIs [2021-11-25 19:35:08,521 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-25 19:36:21,867 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '87982#(and (<= 0 |~#gpio_tab~0.offset|) (<= 0 |#NULL.base|) (= (mod (+ (select (select |#memory_$Pointer$.base| |~#phyter_clocks~0.base|) |~#phyter_clocks~0.offset|) (select (select |#memory_$Pointer$.offset| |~#phyter_clocks~0.base|) |~#phyter_clocks~0.offset|)) 18446744073709551616) (mod (+ |~#phyter_clocks~0.base| |~#phyter_clocks~0.offset|) 18446744073709551616)) (<= |~#dp83640_driver~0.offset| 0) (<= ~LDV_IN_INTERRUPT~0 1) (<= |~#set_impl~0.base| 39) (<= 0 ~ldv_retval_0~0) (<= 0 (+ ~chosen_phy~0 1)) (<= 37 |~#status_frame_src~0.base|) (<= ~__mod_mdio__dp83640_tbl_device_table~0.phy_id 0) (<= ~ref_cnt~0 0) (<= 0 |~#phyter_clocks_lock~0.offset|) (<= 0 |~#phyter_clocks~0.offset|) (<= ~LDV_SKBS~0.base 0) (<= 0 ~LDV_SKBS~0.offset) (<= ~ldv_retval_0~0 0) (<= 39 |~#set_impl~0.base|) (<= |~#phyter_clocks_lock~0.offset| 0) (<= |~#dp83640_driver~0.base| 38) (<= ~dp83640_driver_group0~0.offset 0) (<= 36 |~#status_frame_dst~0.base|) (<= 0 ~ldv_retval_1~0) (<= 0 |~#dp83640_driver~0.offset|) (<= 1 ~LDV_IN_INTERRUPT~0) (<= |~#gpio_tab~0.offset| 0) (<= 35 |~#phyter_clocks_lock~0.base|) (<= |~#phyter_clocks~0.base| 34) (<= |~#status_frame_dst~0.offset| 0) (<= ~LDV_SKBS~0.offset 0) (<= |~#set_impl~0.offset| 0) (<= |#NULL.offset| 0) (<= 0 ~ref_cnt~0) (<= ~dp83640_driver_group1~0.offset 0) (<= 0 ~ldv_state_variable_1~0) (<= 33 |~#gpio_tab~0.base|) (<= ~ldv_retval_1~0 0) (<= 0 ~LDV_SKBS~0.base) (<= 34 |~#phyter_clocks~0.base|) (<= 38 |~#dp83640_driver~0.base|) (= ~ldv_state_variable_0~0 2) (<= |~#status_frame_dst~0.base| 36) (<= |~#gpio_tab~0.base| 33) (<= |~#status_frame_src~0.base| 37) (<= 0 ~dp83640_driver_group0~0.offset) (<= |#NULL.base| 0) (<= |~#phyter_clocks_lock~0.base| 35) (<= (+ ~chosen_phy~0 1) 0) (<= |~#phyter_clocks~0.offset| 0) (<= |~#status_frame_src~0.offset| 0) (<= 0 |#NULL.offset|) (<= 0 |~#status_frame_src~0.offset|) (<= 0 ~__mod_mdio__dp83640_tbl_device_table~0.phy_id_mask) (<= 0 |#StackHeapBarrier|) (<= 0 |~#status_frame_dst~0.offset|) (<= 0 |~#set_impl~0.offset|) (<= ~__mod_mdio__dp83640_tbl_device_table~0.phy_id_mask 0) (= (ite (= ~last_index~0 0) 1 0) 0) (<= 0 ~dp83640_driver_group1~0.offset) (<= 0 ~__mod_mdio__dp83640_tbl_device_table~0.phy_id))' at error location [2021-11-25 19:36:21,868 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-25 19:36:21,868 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-25 19:36:21,868 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 12, 10] total 48 [2021-11-25 19:36:21,868 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306564800] [2021-11-25 19:36:21,869 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-25 19:36:21,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2021-11-25 19:36:21,870 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:36:21,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-11-25 19:36:21,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=494, Invalid=17596, Unknown=0, NotChecked=0, Total=18090 [2021-11-25 19:36:21,877 INFO L87 Difference]: Start difference. First operand 3561 states and 4880 transitions. Second operand has 48 states, 43 states have (on average 4.116279069767442) internal successors, (177), 37 states have internal predecessors, (177), 15 states have call successors, (40), 6 states have call predecessors, (40), 14 states have return successors, (42), 18 states have call predecessors, (42), 15 states have call successors, (42) [2021-11-25 19:37:03,237 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:37:05,321 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:37:09,836 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:37:11,724 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:37:29,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:37:29,960 INFO L93 Difference]: Finished difference Result 9560 states and 13980 transitions. [2021-11-25 19:37:29,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-11-25 19:37:29,961 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 43 states have (on average 4.116279069767442) internal successors, (177), 37 states have internal predecessors, (177), 15 states have call successors, (40), 6 states have call predecessors, (40), 14 states have return successors, (42), 18 states have call predecessors, (42), 15 states have call successors, (42) Word has length 133 [2021-11-25 19:37:29,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:37:30,000 INFO L225 Difference]: With dead ends: 9560 [2021-11-25 19:37:30,001 INFO L226 Difference]: Without dead ends: 6020 [2021-11-25 19:37:30,031 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 550 GetRequests, 319 SyntacticMatches, 8 SemanticMatches, 223 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15752 ImplicationChecksByTransitivity, 87.6s TimeCoverageRelationStatistics Valid=1994, Invalid=48406, Unknown=0, NotChecked=0, Total=50400 [2021-11-25 19:37:30,032 INFO L933 BasicCegarLoop]: 819 mSDtfsCounter, 2844 mSDsluCounter, 15524 mSDsCounter, 0 mSdLazyCounter, 35484 mSolverCounterSat, 2986 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 50.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2984 SdHoareTripleChecker+Valid, 15102 SdHoareTripleChecker+Invalid, 38470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2986 IncrementalHoareTripleChecker+Valid, 35484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 55.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:37:30,032 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2984 Valid, 15102 Invalid, 38470 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2986 Valid, 35484 Invalid, 0 Unknown, 0 Unchecked, 55.1s Time] [2021-11-25 19:37:30,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6020 states. [2021-11-25 19:37:30,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6020 to 4283. [2021-11-25 19:37:30,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4283 states, 2641 states have (on average 1.2813328284740628) internal successors, (3384), 2740 states have internal predecessors, (3384), 1180 states have call successors, (1180), 420 states have call predecessors, (1180), 461 states have return successors, (1351), 1175 states have call predecessors, (1351), 1179 states have call successors, (1351) [2021-11-25 19:37:30,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4283 states to 4283 states and 5915 transitions. [2021-11-25 19:37:30,407 INFO L78 Accepts]: Start accepts. Automaton has 4283 states and 5915 transitions. Word has length 133 [2021-11-25 19:37:30,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:37:30,407 INFO L470 AbstractCegarLoop]: Abstraction has 4283 states and 5915 transitions. [2021-11-25 19:37:30,408 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 43 states have (on average 4.116279069767442) internal successors, (177), 37 states have internal predecessors, (177), 15 states have call successors, (40), 6 states have call predecessors, (40), 14 states have return successors, (42), 18 states have call predecessors, (42), 15 states have call successors, (42) [2021-11-25 19:37:30,408 INFO L276 IsEmpty]: Start isEmpty. Operand 4283 states and 5915 transitions. [2021-11-25 19:37:30,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-25 19:37:30,424 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:37:30,424 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 4, 3, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:37:30,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 19:37:30,637 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-25 19:37:30,638 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:37:30,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:37:30,638 INFO L85 PathProgramCache]: Analyzing trace with hash -613838439, now seen corresponding path program 1 times [2021-11-25 19:37:30,639 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:37:30,639 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358890842] [2021-11-25 19:37:30,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:37:30,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:37:30,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:37:30,868 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-25 19:37:30,868 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:37:30,869 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358890842] [2021-11-25 19:37:30,869 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1358890842] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:37:30,869 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:37:30,869 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:37:30,869 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199524853] [2021-11-25 19:37:30,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:37:30,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:37:30,870 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:37:30,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:37:30,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:37:30,871 INFO L87 Difference]: Start difference. First operand 4283 states and 5915 transitions. Second operand has 4 states, 3 states have (on average 30.333333333333332) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-25 19:37:31,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:37:31,780 INFO L93 Difference]: Finished difference Result 7879 states and 10907 transitions. [2021-11-25 19:37:31,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 19:37:31,781 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 30.333333333333332) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 146 [2021-11-25 19:37:31,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:37:31,820 INFO L225 Difference]: With dead ends: 7879 [2021-11-25 19:37:31,821 INFO L226 Difference]: Without dead ends: 4282 [2021-11-25 19:37:31,837 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 19:37:31,838 INFO L933 BasicCegarLoop]: 762 mSDtfsCounter, 1 mSDsluCounter, 1750 mSDsCounter, 0 mSdLazyCounter, 349 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 2284 SdHoareTripleChecker+Invalid, 349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-25 19:37:31,839 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 2284 Invalid, 349 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 349 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-25 19:37:31,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4282 states. [2021-11-25 19:37:32,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4282 to 4278. [2021-11-25 19:37:32,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4278 states, 2641 states have (on average 1.2805755395683454) internal successors, (3382), 2739 states have internal predecessors, (3382), 1178 states have call successors, (1178), 418 states have call predecessors, (1178), 458 states have return successors, (1346), 1173 states have call predecessors, (1346), 1177 states have call successors, (1346) [2021-11-25 19:37:32,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4278 states to 4278 states and 5906 transitions. [2021-11-25 19:37:32,203 INFO L78 Accepts]: Start accepts. Automaton has 4278 states and 5906 transitions. Word has length 146 [2021-11-25 19:37:32,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:37:32,204 INFO L470 AbstractCegarLoop]: Abstraction has 4278 states and 5906 transitions. [2021-11-25 19:37:32,204 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 30.333333333333332) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-25 19:37:32,204 INFO L276 IsEmpty]: Start isEmpty. Operand 4278 states and 5906 transitions. [2021-11-25 19:37:32,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-25 19:37:32,217 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:37:32,217 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:37:32,218 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-25 19:37:32,218 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:37:32,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:37:32,218 INFO L85 PathProgramCache]: Analyzing trace with hash 1706103989, now seen corresponding path program 1 times [2021-11-25 19:37:32,219 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:37:32,219 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96426727] [2021-11-25 19:37:32,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:37:32,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:37:32,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:37:32,354 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-25 19:37:32,355 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:37:32,355 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96426727] [2021-11-25 19:37:32,355 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [96426727] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:37:32,355 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:37:32,355 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 19:37:32,355 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035254372] [2021-11-25 19:37:32,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:37:32,356 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 19:37:32,356 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:37:32,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 19:37:32,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 19:37:32,357 INFO L87 Difference]: Start difference. First operand 4278 states and 5906 transitions. Second operand has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-25 19:37:33,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:37:33,796 INFO L93 Difference]: Finished difference Result 8550 states and 11953 transitions. [2021-11-25 19:37:33,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 19:37:33,797 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 155 [2021-11-25 19:37:33,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:37:33,820 INFO L225 Difference]: With dead ends: 8550 [2021-11-25 19:37:33,820 INFO L226 Difference]: Without dead ends: 4960 [2021-11-25 19:37:33,836 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 19:37:33,836 INFO L933 BasicCegarLoop]: 1265 mSDtfsCounter, 927 mSDsluCounter, 2253 mSDsCounter, 0 mSdLazyCounter, 625 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 942 SdHoareTripleChecker+Valid, 3223 SdHoareTripleChecker+Invalid, 734 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 625 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:37:33,837 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [942 Valid, 3223 Invalid, 734 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 625 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-25 19:37:33,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4960 states. [2021-11-25 19:37:34,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4960 to 4413. [2021-11-25 19:37:34,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4413 states, 2776 states have (on average 1.2838616714697406) internal successors, (3564), 2874 states have internal predecessors, (3564), 1178 states have call successors, (1178), 418 states have call predecessors, (1178), 458 states have return successors, (1346), 1173 states have call predecessors, (1346), 1177 states have call successors, (1346) [2021-11-25 19:37:34,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4413 states to 4413 states and 6088 transitions. [2021-11-25 19:37:34,170 INFO L78 Accepts]: Start accepts. Automaton has 4413 states and 6088 transitions. Word has length 155 [2021-11-25 19:37:34,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:37:34,170 INFO L470 AbstractCegarLoop]: Abstraction has 4413 states and 6088 transitions. [2021-11-25 19:37:34,170 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-25 19:37:34,170 INFO L276 IsEmpty]: Start isEmpty. Operand 4413 states and 6088 transitions. [2021-11-25 19:37:34,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-25 19:37:34,184 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:37:34,186 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:37:34,186 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-25 19:37:34,186 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:37:34,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:37:34,187 INFO L85 PathProgramCache]: Analyzing trace with hash 1112578755, now seen corresponding path program 1 times [2021-11-25 19:37:34,187 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:37:34,187 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948677293] [2021-11-25 19:37:34,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:37:34,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:37:34,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:37:34,428 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-25 19:37:34,428 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:37:34,428 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948677293] [2021-11-25 19:37:34,428 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948677293] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 19:37:34,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [118399907] [2021-11-25 19:37:34,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:37:34,429 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:37:34,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:37:34,434 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:37:34,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48f960d6-9690-4bc1-95b9-03ce7d915740/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 19:37:35,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:37:35,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 1530 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 19:37:35,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:37:35,321 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-25 19:37:35,321 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:37:35,816 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-25 19:37:35,817 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [118399907] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:37:35,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [609273678] [2021-11-25 19:37:35,825 INFO L159 IcfgInterpreter]: Started Sifa with 119 locations of interest [2021-11-25 19:37:35,826 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 19:37:35,827 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 19:37:35,827 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 19:37:35,827 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 19:37:36,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 456 treesize of output 370 [2021-11-25 19:37:36,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 460 treesize of output 374 [2021-11-25 19:37:36,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 19:37:36,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 19:37:36,700 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 7 treesize of output 6 [2021-11-25 19:37:37,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 42 select indices, 42 select index equivalence classes, 137 disjoint index pairs (out of 861 index pairs), introduced 42 new quantified variables, introduced 0 case distinctions, treesize of input 351 treesize of output 127 [2021-11-25 19:37:37,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:37,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 42 select indices, 42 select index equivalence classes, 137 disjoint index pairs (out of 861 index pairs), introduced 42 new quantified variables, introduced 0 case distinctions, treesize of input 351 treesize of output 127 [2021-11-25 19:37:40,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 19:37:40,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 19:37:40,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 19:37:41,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 19:37:41,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 19:37:41,975 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 19:37:48,064 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-25 19:37:48,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 21 [2021-11-25 19:37:48,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 9 treesize of output 11 [2021-11-25 19:37:48,365 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 15 treesize of output 11 [2021-11-25 19:37:48,383 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 15 treesize of output 11 [2021-11-25 19:37:48,392 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 23 treesize of output 1 [2021-11-25 19:37:48,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:37:48,532 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:37:48,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:48,591 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:37:48,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 54 [2021-11-25 19:37:48,714 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:37:48,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:48,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:48,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:48,764 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:37:48,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 56 treesize of output 80 [2021-11-25 19:37:48,834 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:37:48,868 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:37:48,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:48,900 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:37:48,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 42 [2021-11-25 19:37:49,054 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:37:49,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:49,094 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:37:49,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 42 [2021-11-25 19:37:49,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:37:49,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:37:49,178 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:37:49,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:49,206 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:37:49,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 54 [2021-11-25 19:37:49,226 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:37:49,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:49,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:49,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:49,285 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 19:37:49,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 56 treesize of output 80 [2021-11-25 19:37:49,478 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 19:37:49,482 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 13 treesize of output 9 [2021-11-25 19:37:49,486 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 19:37:49,521 INFO L354 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2021-11-25 19:37:49,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 60 [2021-11-25 19:37:49,549 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-25 19:37:49,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 54 [2021-11-25 19:37:49,575 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-25 19:37:49,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 50 [2021-11-25 19:37:49,598 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 19:37:49,602 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 19:37:49,606 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 19:37:49,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:37:49,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 28 [2021-11-25 19:37:49,723 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-25 19:37:49,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 21 [2021-11-25 19:37:49,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-25 19:37:49,753 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 19:37:49,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 7 [2021-11-25 19:37:49,774 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 19:37:49,867 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 15 treesize of output 1 [2021-11-25 19:37:49,900 INFO L354 Elim1Store]: treesize reduction 28, result has 40.4 percent of original size [2021-11-25 19:37:49,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 45 [2021-11-25 19:37:49,940 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 15 treesize of output 1 [2021-11-25 19:37:50,212 INFO L354 Elim1Store]: treesize reduction 74, result has 17.8 percent of original size [2021-11-25 19:37:50,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 20 treesize of output 27 [2021-11-25 19:37:50,501 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-25 19:37:50,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 21 [2021-11-25 19:37:50,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 9 treesize of output 11 [2021-11-25 19:37:50,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:37:50,587 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:37:50,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:37:50,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:37:51,182 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 12 treesize of output 3 [2021-11-25 19:37:51,198 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 12 treesize of output 3 [2021-11-25 19:37:51,209 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:37:51,214 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:37:51,353 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 12 treesize of output 3 [2021-11-25 19:37:51,363 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 12 treesize of output 3 [2021-11-25 19:37:51,377 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:37:51,380 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 19:37:51,539 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 19:37:51,585 INFO L354 Elim1Store]: treesize reduction 28, result has 40.4 percent of original size [2021-11-25 19:37:51,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 45 [2021-11-25 19:37:51,629 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 19:37:51,887 INFO L354 Elim1Store]: treesize reduction 60, result has 15.5 percent of original size [2021-11-25 19:37:51,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 27 [2021-11-25 19:37:52,345 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-11-25 19:37:52,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2021-11-25 19:37:52,372 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-25 19:37:52,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 21 [2021-11-25 19:37:52,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:37:52,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:37:52,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:37:52,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 19:37:52,670 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 12 treesize of output 3 [2021-11-25 19:37:52,681 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 26 treesize of output 8 [2021-11-25 19:37:52,729 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 12 treesize of output 3 [2021-11-25 19:37:52,750 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 26 treesize of output 8 [2021-11-25 19:37:52,933 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 19:37:52,991 INFO L354 Elim1Store]: treesize reduction 28, result has 40.4 percent of original size [2021-11-25 19:37:52,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 45 [2021-11-25 19:37:53,085 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 19:37:53,398 INFO L354 Elim1Store]: treesize reduction 60, result has 15.5 percent of original size [2021-11-25 19:37:53,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 27 [2021-11-25 19:38:04,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 19:38:04,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 19:38:04,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 19:38:05,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 19:38:05,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 6 treesize of output 4 [2021-11-25 19:38:05,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2021-11-25 19:38:11,845 INFO L197 IcfgInterpreter]: Interpreting procedure mutex_lock_nested with input of size 81 for LOIs [2021-11-25 19:38:11,853 INFO L197 IcfgInterpreter]: Interpreting procedure dp83640_rxtstamp with input of size 110 for LOIs [2021-11-25 19:38:12,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:38:12,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 9 treesize of output 11 [2021-11-25 19:38:12,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:38:12,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:38:12,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 17 [2021-11-25 19:38:12,462 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-25 19:38:12,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 21 [2021-11-25 19:38:12,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 9 treesize of output 11 [2021-11-25 19:38:15,805 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 15 treesize of output 1 [2021-11-25 19:38:15,833 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 19:38:15,983 INFO L354 Elim1Store]: treesize reduction 48, result has 66.0 percent of original size [2021-11-25 19:38:15,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 373 treesize of output 437