./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_stateful-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec8a81a-a597-47eb-b924-60105a5d5413/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec8a81a-a597-47eb-b924-60105a5d5413/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec8a81a-a597-47eb-b924-60105a5d5413/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec8a81a-a597-47eb-b924-60105a5d5413/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_stateful-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec8a81a-a597-47eb-b924-60105a5d5413/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec8a81a-a597-47eb-b924-60105a5d5413/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c1d6cba599289c2637bd3d8da41e464d318a32e6ae6e6e0e391ff437e6ce1fcc --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-26 00:26:46,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:26:46,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:26:46,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:26:46,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:26:46,673 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:26:46,675 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:26:46,679 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:26:46,681 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:26:46,687 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:26:46,689 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:26:46,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:26:46,692 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:26:46,694 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:26:46,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:26:46,697 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:26:46,699 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:26:46,700 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:26:46,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:26:46,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:26:46,710 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:26:46,711 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:26:46,713 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:26:46,714 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:26:46,717 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:26:46,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:26:46,718 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:26:46,719 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:26:46,720 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:26:46,721 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:26:46,722 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:26:46,723 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:26:46,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:26:46,725 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:26:46,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:26:46,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:26:46,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:26:46,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:26:46,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:26:46,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:26:46,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:26:46,731 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec8a81a-a597-47eb-b924-60105a5d5413/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-26 00:26:46,773 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:26:46,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:26:46,774 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:26:46,774 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:26:46,775 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:26:46,775 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:26:46,776 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:26:46,776 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:26:46,776 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:26:46,776 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:26:46,777 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:26:46,777 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:26:46,778 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:26:46,778 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:26:46,778 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:26:46,778 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:26:46,779 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:26:46,779 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:26:46,779 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:26:46,780 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-26 00:26:46,780 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:26:46,780 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-26 00:26:46,780 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:26:46,780 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:26:46,781 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:26:46,781 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:26:46,781 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-26 00:26:46,781 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:26:46,782 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:26:46,782 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:26:46,782 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:26:46,782 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:26:46,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:26:46,783 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:26:46,783 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:26:46,783 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:26:46,783 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:26:46,784 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:26:46,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:26:46,784 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:26:46,784 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:26:46,784 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_2ec8a81a-a597-47eb-b924-60105a5d5413/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec8a81a-a597-47eb-b924-60105a5d5413/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1d6cba599289c2637bd3d8da41e464d318a32e6ae6e6e0e391ff437e6ce1fcc [2022-11-26 00:26:47,057 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:26:47,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:26:47,103 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:26:47,104 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:26:47,105 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:26:47,106 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec8a81a-a597-47eb-b924-60105a5d5413/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/seq-pthread/cs_stateful-2.i [2022-11-26 00:26:50,185 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:26:50,457 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:26:50,457 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec8a81a-a597-47eb-b924-60105a5d5413/sv-benchmarks/c/seq-pthread/cs_stateful-2.i [2022-11-26 00:26:50,472 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec8a81a-a597-47eb-b924-60105a5d5413/bin/utaipan-ByfvJB40ur/data/a38f3dda2/ddb06926fb554e2b8c71d4cbf7822803/FLAG737ce375d [2022-11-26 00:26:50,491 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec8a81a-a597-47eb-b924-60105a5d5413/bin/utaipan-ByfvJB40ur/data/a38f3dda2/ddb06926fb554e2b8c71d4cbf7822803 [2022-11-26 00:26:50,494 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:26:50,496 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:26:50,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:26:50,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:26:50,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:26:50,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:50" (1/1) ... [2022-11-26 00:26:50,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40088496 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:50, skipping insertion in model container [2022-11-26 00:26:50,504 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:50" (1/1) ... [2022-11-26 00:26:50,511 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:26:50,570 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:26:50,930 WARN L237 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_2ec8a81a-a597-47eb-b924-60105a5d5413/sv-benchmarks/c/seq-pthread/cs_stateful-2.i[23607,23620] [2022-11-26 00:26:51,030 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:26:51,045 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 00:26:51,073 WARN L237 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_2ec8a81a-a597-47eb-b924-60105a5d5413/sv-benchmarks/c/seq-pthread/cs_stateful-2.i[23607,23620] [2022-11-26 00:26:51,138 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:26:51,177 INFO L208 MainTranslator]: Completed translation [2022-11-26 00:26:51,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:51 WrapperNode [2022-11-26 00:26:51,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:26:51,179 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 00:26:51,179 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 00:26:51,179 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 00:26:51,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:51" (1/1) ... [2022-11-26 00:26:51,208 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:51" (1/1) ... [2022-11-26 00:26:51,251 INFO L138 Inliner]: procedures = 145, calls = 245, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 539 [2022-11-26 00:26:51,251 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 00:26:51,252 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 00:26:51,252 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 00:26:51,253 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 00:26:51,263 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:51" (1/1) ... [2022-11-26 00:26:51,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:51" (1/1) ... [2022-11-26 00:26:51,271 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:51" (1/1) ... [2022-11-26 00:26:51,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:51" (1/1) ... [2022-11-26 00:26:51,293 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:51" (1/1) ... [2022-11-26 00:26:51,299 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:51" (1/1) ... [2022-11-26 00:26:51,303 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:51" (1/1) ... [2022-11-26 00:26:51,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:51" (1/1) ... [2022-11-26 00:26:51,327 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 00:26:51,328 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 00:26:51,328 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 00:26:51,328 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 00:26:51,329 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:51" (1/1) ... [2022-11-26 00:26:51,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:26:51,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec8a81a-a597-47eb-b924-60105a5d5413/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:26:51,363 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec8a81a-a597-47eb-b924-60105a5d5413/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 00:26:51,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec8a81a-a597-47eb-b924-60105a5d5413/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 00:26:51,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-26 00:26:51,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-26 00:26:51,424 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-26 00:26:51,424 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-26 00:26:51,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 00:26:51,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-26 00:26:51,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-26 00:26:51,425 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_init [2022-11-26 00:26:51,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_init [2022-11-26 00:26:51,426 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2022-11-26 00:26:51,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2022-11-26 00:26:51,426 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-11-26 00:26:51,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-11-26 00:26:51,426 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-26 00:26:51,427 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-11-26 00:26:51,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-11-26 00:26:51,427 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-26 00:26:51,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-26 00:26:51,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-26 00:26:51,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-26 00:26:51,429 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-11-26 00:26:51,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-11-26 00:26:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-26 00:26:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2022-11-26 00:26:51,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2022-11-26 00:26:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 00:26:51,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 00:26:51,710 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 00:26:51,712 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 00:26:52,105 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L750: SUMMARY for call __CS_cs(); srcloc: null [2022-11-26 00:26:52,105 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L750-1: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset);havoc main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset);havoc main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset; [2022-11-26 00:26:52,105 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L750-1: assume !(0 != ~__CS_ret~0 % 256); [2022-11-26 00:26:52,106 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##31: assume !(0 != ~__CS_ret~0 % 256); [2022-11-26 00:26:52,106 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset);havoc main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset);havoc main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset; [2022-11-26 00:26:52,106 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume !(0 != ~__CS_ret~0 % 256); [2022-11-26 00:26:52,106 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume 0 != ~__CS_ret~0 % 256;main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset);havoc main_thread_~#t1~0#1.base, main_thread_~#t1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset);havoc main_thread_~#t2~0#1.base, main_thread_~#t2~0#1.offset; [2022-11-26 00:26:54,511 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 00:26:54,622 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 00:26:54,622 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-26 00:26:54,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:26:54 BoogieIcfgContainer [2022-11-26 00:26:54,625 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 00:26:54,628 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 00:26:54,628 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 00:26:54,631 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 00:26:54,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:26:50" (1/3) ... [2022-11-26 00:26:54,632 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@277d5709 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:26:54, skipping insertion in model container [2022-11-26 00:26:54,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:51" (2/3) ... [2022-11-26 00:26:54,633 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@277d5709 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:26:54, skipping insertion in model container [2022-11-26 00:26:54,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:26:54" (3/3) ... [2022-11-26 00:26:54,636 INFO L112 eAbstractionObserver]: Analyzing ICFG cs_stateful-2.i [2022-11-26 00:26:54,658 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 00:26:54,659 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-26 00:26:54,751 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-26 00:26:54,758 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@51710600, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-26 00:26:54,758 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-26 00:26:54,764 INFO L276 IsEmpty]: Start isEmpty. Operand has 149 states, 85 states have (on average 1.4) internal successors, (119), 86 states have internal predecessors, (119), 54 states have call successors, (54), 8 states have call predecessors, (54), 8 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2022-11-26 00:26:54,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-26 00:26:54,781 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:26:54,782 INFO L195 NwaCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:26:54,782 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:26:54,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:26:54,788 INFO L85 PathProgramCache]: Analyzing trace with hash 1514583353, now seen corresponding path program 1 times [2022-11-26 00:26:54,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:26:54,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935232490] [2022-11-26 00:26:54,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:26:54,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:26:55,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:26:55,930 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-26 00:26:55,931 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:26:55,931 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935232490] [2022-11-26 00:26:55,932 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935232490] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:26:55,932 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:26:55,932 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:26:55,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913833550] [2022-11-26 00:26:55,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:26:55,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:26:55,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:26:55,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:26:55,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:26:55,995 INFO L87 Difference]: Start difference. First operand has 149 states, 85 states have (on average 1.4) internal successors, (119), 86 states have internal predecessors, (119), 54 states have call successors, (54), 8 states have call predecessors, (54), 8 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-11-26 00:26:58,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:26:58,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:26:58,274 INFO L93 Difference]: Finished difference Result 297 states and 453 transitions. [2022-11-26 00:26:58,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:26:58,277 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) Word has length 50 [2022-11-26 00:26:58,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:26:58,287 INFO L225 Difference]: With dead ends: 297 [2022-11-26 00:26:58,288 INFO L226 Difference]: Without dead ends: 149 [2022-11-26 00:26:58,292 INFO L412 NwaCegarLoop]: 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 [2022-11-26 00:26:58,296 INFO L413 NwaCegarLoop]: 204 mSDtfsCounter, 2 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 408 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-26 00:26:58,297 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 408 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-11-26 00:26:58,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2022-11-26 00:26:58,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 148. [2022-11-26 00:26:58,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 85 states have (on average 1.3764705882352941) internal successors, (117), 85 states have internal predecessors, (117), 54 states have call successors, (54), 8 states have call predecessors, (54), 8 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2022-11-26 00:26:58,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 225 transitions. [2022-11-26 00:26:58,360 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 225 transitions. Word has length 50 [2022-11-26 00:26:58,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:26:58,361 INFO L495 AbstractCegarLoop]: Abstraction has 148 states and 225 transitions. [2022-11-26 00:26:58,362 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-11-26 00:26:58,362 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 225 transitions. [2022-11-26 00:26:58,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-26 00:26:58,366 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:26:58,366 INFO L195 NwaCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:26:58,366 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-26 00:26:58,367 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:26:58,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:26:58,368 INFO L85 PathProgramCache]: Analyzing trace with hash -1710002423, now seen corresponding path program 1 times [2022-11-26 00:26:58,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:26:58,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203100097] [2022-11-26 00:26:58,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:26:58,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:26:58,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:26:59,027 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-26 00:26:59,028 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:26:59,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203100097] [2022-11-26 00:26:59,029 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [203100097] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:26:59,029 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:26:59,035 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:26:59,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433222276] [2022-11-26 00:26:59,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:26:59,041 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:26:59,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:26:59,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:26:59,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:26:59,044 INFO L87 Difference]: Start difference. First operand 148 states and 225 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-11-26 00:27:01,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:27:01,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:27:01,210 INFO L93 Difference]: Finished difference Result 295 states and 450 transitions. [2022-11-26 00:27:01,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:27:01,211 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) Word has length 52 [2022-11-26 00:27:01,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:27:01,213 INFO L225 Difference]: With dead ends: 295 [2022-11-26 00:27:01,213 INFO L226 Difference]: Without dead ends: 149 [2022-11-26 00:27:01,214 INFO L412 NwaCegarLoop]: 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 [2022-11-26 00:27:01,216 INFO L413 NwaCegarLoop]: 204 mSDtfsCounter, 0 mSDsluCounter, 203 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 407 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-26 00:27:01,216 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 407 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2022-11-26 00:27:01,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2022-11-26 00:27:01,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2022-11-26 00:27:01,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 86 states have (on average 1.372093023255814) internal successors, (118), 86 states have internal predecessors, (118), 54 states have call successors, (54), 8 states have call predecessors, (54), 8 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2022-11-26 00:27:01,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 226 transitions. [2022-11-26 00:27:01,235 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 226 transitions. Word has length 52 [2022-11-26 00:27:01,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:27:01,235 INFO L495 AbstractCegarLoop]: Abstraction has 149 states and 226 transitions. [2022-11-26 00:27:01,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-11-26 00:27:01,236 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 226 transitions. [2022-11-26 00:27:01,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-26 00:27:01,239 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:27:01,239 INFO L195 NwaCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:27:01,239 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-26 00:27:01,239 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:27:01,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:27:01,240 INFO L85 PathProgramCache]: Analyzing trace with hash 2088891589, now seen corresponding path program 1 times [2022-11-26 00:27:01,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:27:01,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275173814] [2022-11-26 00:27:01,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:27:01,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:27:01,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:27:01,731 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-26 00:27:01,732 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:27:01,732 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275173814] [2022-11-26 00:27:01,732 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275173814] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 00:27:01,735 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1160644517] [2022-11-26 00:27:01,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:27:01,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 00:27:01,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec8a81a-a597-47eb-b924-60105a5d5413/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:27:01,742 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec8a81a-a597-47eb-b924-60105a5d5413/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 00:27:01,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ec8a81a-a597-47eb-b924-60105a5d5413/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-26 00:27:02,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:27:02,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 1755 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-26 00:27:02,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 00:27:02,672 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-26 00:27:02,672 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 00:27:02,752 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-26 00:27:02,753 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1160644517] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 00:27:02,753 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [757895690] [2022-11-26 00:27:02,776 INFO L159 IcfgInterpreter]: Started Sifa with 34 locations of interest [2022-11-26 00:27:02,776 INFO L166 IcfgInterpreter]: Building call graph [2022-11-26 00:27:02,781 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-26 00:27:02,787 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-26 00:27:02,787 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-26 00:27:03,082 INFO L350 Elim1Store]: Elim1 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 12 treesize of output 16 [2022-11-26 00:27:03,111 INFO L350 Elim1Store]: Elim1 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 12 treesize of output 16 [2022-11-26 00:27:03,138 INFO L350 Elim1Store]: Elim1 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 [2022-11-26 00:27:03,167 INFO L350 Elim1Store]: Elim1 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 [2022-11-26 00:27:03,197 INFO L350 Elim1Store]: Elim1 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 [2022-11-26 00:27:03,250 INFO L350 Elim1Store]: Elim1 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 [2022-11-26 00:27:03,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:03,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:03,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:03,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:03,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:03,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:03,470 INFO L217 Elim1Store]: Index analysis took 106 ms [2022-11-26 00:27:05,994 INFO L321 Elim1Store]: treesize reduction 1712, result has 14.4 percent of original size [2022-11-26 00:27:05,995 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 67 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 88 case distinctions, treesize of input 167 treesize of output 413 [2022-11-26 00:27:06,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:06,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:06,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:06,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:06,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:06,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:06,256 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 129 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 111 [2022-11-26 00:27:06,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:06,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:06,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:06,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:06,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:06,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:06,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:06,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:06,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:06,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:06,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:06,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:06,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:06,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:06,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:06,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:06,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:06,860 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 22 select indices, 22 select index equivalence classes, 112 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 0 case distinctions, treesize of input 340 treesize of output 287 [2022-11-26 00:27:07,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,167 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 69 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 220 treesize of output 100 [2022-11-26 00:27:07,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,345 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 57 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 89 [2022-11-26 00:27:07,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,425 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 30 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 71 [2022-11-26 00:27:07,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:07,943 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 24 select indices, 24 select index equivalence classes, 112 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 0 case distinctions, treesize of input 276 treesize of output 296 [2022-11-26 00:27:08,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:08,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:08,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:08,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:08,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:08,090 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 44 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 93 [2022-11-26 00:27:08,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:08,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:08,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:08,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:08,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:08,224 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 44 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 106 [2022-11-26 00:27:09,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:09,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,003 INFO L217 Elim1Store]: Index analysis took 202 ms [2022-11-26 00:27:10,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,191 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:10,192 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:10,194 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:10,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,200 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:10,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,212 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:10,213 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:10,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:10,222 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:10,223 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:10,224 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:11,361 INFO L321 Elim1Store]: treesize reduction 1786, result has 10.0 percent of original size [2022-11-26 00:27:11,363 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 24 select indices, 24 select index equivalence classes, 79 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 68 case distinctions, treesize of input 2030 treesize of output 1894 [2022-11-26 00:27:11,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:11,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:11,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:11,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:11,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:11,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:11,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:11,787 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:11,853 INFO L321 Elim1Store]: treesize reduction 108, result has 15.0 percent of original size [2022-11-26 00:27:11,855 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 20 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 1998 treesize of output 1958 [2022-11-26 00:27:12,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,083 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:12,182 INFO L321 Elim1Store]: treesize reduction 208, result has 17.1 percent of original size [2022-11-26 00:27:12,183 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 2003 treesize of output 1992 [2022-11-26 00:27:12,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,447 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:12,506 INFO L321 Elim1Store]: treesize reduction 108, result has 15.0 percent of original size [2022-11-26 00:27:12,507 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 20 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 1990 treesize of output 1950 [2022-11-26 00:27:12,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:12,718 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:12,811 INFO L321 Elim1Store]: treesize reduction 156, result has 21.6 percent of original size [2022-11-26 00:27:12,812 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 18 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 1982 treesize of output 1971 [2022-11-26 00:27:19,689 INFO L321 Elim1Store]: treesize reduction 32, result has 48.4 percent of original size [2022-11-26 00:27:19,689 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 46 [2022-11-26 00:27:19,749 INFO L321 Elim1Store]: treesize reduction 45, result has 40.0 percent of original size [2022-11-26 00:27:19,750 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 60 treesize of output 59 [2022-11-26 00:27:19,800 INFO L321 Elim1Store]: treesize reduction 44, result has 40.5 percent of original size [2022-11-26 00:27:19,800 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 30 [2022-11-26 00:27:20,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:20,993 INFO L217 Elim1Store]: Index analysis took 470 ms [2022-11-26 00:27:21,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:21,459 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:21,460 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-26 00:27:24,870 INFO L321 Elim1Store]: treesize reduction 2310, result has 9.3 percent of original size [2022-11-26 00:27:24,871 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 22 select indices, 22 select index equivalence classes, 73 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 20 case distinctions, treesize of input 1186 treesize of output 1204 [2022-11-26 00:27:25,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:25,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:25,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:25,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:25,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:25,265 INFO L321 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2022-11-26 00:27:25,266 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 994 treesize of output 993 [2022-11-26 00:27:25,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:25,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:25,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:25,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:25,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:25,548 INFO L321 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2022-11-26 00:27:25,549 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 994 treesize of output 993 [2022-11-26 00:27:25,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:25,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:25,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:25,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:25,901 INFO L321 Elim1Store]: treesize reduction 82, result has 20.4 percent of original size [2022-11-26 00:27:25,902 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 998 treesize of output 997 [2022-11-26 00:27:26,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:26,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:26,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:26,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:26,170 INFO L321 Elim1Store]: treesize reduction 82, result has 20.4 percent of original size [2022-11-26 00:27:26,171 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 1005 treesize of output 1004 [2022-11-26 00:27:26,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:26,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:26,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:26,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:26,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:26,442 INFO L321 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2022-11-26 00:27:26,443 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 988 treesize of output 987 [2022-11-26 00:27:26,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:26,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:26,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:26,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:26,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:26,687 INFO L321 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2022-11-26 00:27:26,688 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 20 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 1 case distinctions, treesize of input 988 treesize of output 987 [2022-11-26 00:27:26,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:26,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:26,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:26,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:26,920 INFO L321 Elim1Store]: treesize reduction 82, result has 20.4 percent of original size [2022-11-26 00:27:26,921 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 992 treesize of output 991 [2022-11-26 00:27:27,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:27,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:27,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:27,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 00:27:27,132 INFO L321 Elim1Store]: treesize reduction 82, result has 20.4 percent of original size [2022-11-26 00:27:27,133 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 19 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 999 treesize of output 998 [2022-11-26 00:29:00,962 WARN L233 SmtUtils]: Spent 6.50s on a formula simplification that was a NOOP. DAG size: 549 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-26 00:32:52,832 WARN L233 SmtUtils]: Spent 21.09s on a formula simplification that was a NOOP. DAG size: 643 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-26 00:40:22,863 WARN L233 SmtUtils]: Spent 6.50s on a formula simplification that was a NOOP. DAG size: 632 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)