./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-simple/dll2n_prepend_unequal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad1bbf3-28bd-4268-9d1a-cdf65ede28f0/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad1bbf3-28bd-4268-9d1a-cdf65ede28f0/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad1bbf3-28bd-4268-9d1a-cdf65ede28f0/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad1bbf3-28bd-4268-9d1a-cdf65ede28f0/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/list-simple/dll2n_prepend_unequal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad1bbf3-28bd-4268-9d1a-cdf65ede28f0/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad1bbf3-28bd-4268-9d1a-cdf65ede28f0/bin/utaipan-Q6hlc19bkW --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 a0a808cbaf75e35690b91e29e30a5a3e0888859a17f932e1ee324e5b23ddf983 --- 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-4e7fbc6 [2022-11-23 16:11:26,311 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 16:11:26,313 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 16:11:26,342 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 16:11:26,343 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 16:11:26,343 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 16:11:26,345 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 16:11:26,346 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 16:11:26,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 16:11:26,349 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 16:11:26,350 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 16:11:26,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 16:11:26,351 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 16:11:26,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 16:11:26,353 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 16:11:26,354 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 16:11:26,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 16:11:26,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 16:11:26,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 16:11:26,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 16:11:26,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 16:11:26,364 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 16:11:26,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 16:11:26,366 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 16:11:26,369 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 16:11:26,370 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 16:11:26,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 16:11:26,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 16:11:26,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 16:11:26,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 16:11:26,373 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 16:11:26,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 16:11:26,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 16:11:26,375 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 16:11:26,376 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 16:11:26,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 16:11:26,377 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 16:11:26,378 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 16:11:26,378 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 16:11:26,379 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 16:11:26,380 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 16:11:26,381 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad1bbf3-28bd-4268-9d1a-cdf65ede28f0/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-23 16:11:26,418 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 16:11:26,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 16:11:26,419 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 16:11:26,419 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 16:11:26,420 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 16:11:26,420 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 16:11:26,420 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 16:11:26,421 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 16:11:26,421 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 16:11:26,421 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 16:11:26,421 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 16:11:26,422 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 16:11:26,422 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 16:11:26,422 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 16:11:26,422 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 16:11:26,423 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 16:11:26,423 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 16:11:26,423 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 16:11:26,424 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 16:11:26,424 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 16:11:26,425 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 16:11:26,425 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 16:11:26,425 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 16:11:26,425 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 16:11:26,426 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 16:11:26,426 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 16:11:26,426 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 16:11:26,426 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 16:11:26,427 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 16:11:26,427 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 16:11:26,427 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 16:11:26,428 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 16:11:26,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 16:11:26,428 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 16:11:26,428 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 16:11:26,429 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 16:11:26,429 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 16:11:26,429 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 16:11:26,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 16:11:26,435 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 16:11:26,435 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 16:11:26,435 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_0ad1bbf3-28bd-4268-9d1a-cdf65ede28f0/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad1bbf3-28bd-4268-9d1a-cdf65ede28f0/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0a808cbaf75e35690b91e29e30a5a3e0888859a17f932e1ee324e5b23ddf983 [2022-11-23 16:11:26,711 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 16:11:26,740 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 16:11:26,743 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 16:11:26,744 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 16:11:26,745 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 16:11:26,746 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad1bbf3-28bd-4268-9d1a-cdf65ede28f0/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/list-simple/dll2n_prepend_unequal.i [2022-11-23 16:11:29,751 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 16:11:30,058 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 16:11:30,059 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad1bbf3-28bd-4268-9d1a-cdf65ede28f0/sv-benchmarks/c/list-simple/dll2n_prepend_unequal.i [2022-11-23 16:11:30,068 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad1bbf3-28bd-4268-9d1a-cdf65ede28f0/bin/utaipan-Q6hlc19bkW/data/203c293d7/86ad08021022489fa8f9e74e0cb250a0/FLAG1ff195a4d [2022-11-23 16:11:30,082 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad1bbf3-28bd-4268-9d1a-cdf65ede28f0/bin/utaipan-Q6hlc19bkW/data/203c293d7/86ad08021022489fa8f9e74e0cb250a0 [2022-11-23 16:11:30,084 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 16:11:30,086 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 16:11:30,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 16:11:30,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 16:11:30,097 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 16:11:30,098 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:11:30" (1/1) ... [2022-11-23 16:11:30,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2971864f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:11:30, skipping insertion in model container [2022-11-23 16:11:30,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:11:30" (1/1) ... [2022-11-23 16:11:30,112 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 16:11:30,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 16:11:30,472 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_0ad1bbf3-28bd-4268-9d1a-cdf65ede28f0/sv-benchmarks/c/list-simple/dll2n_prepend_unequal.i[24450,24463] [2022-11-23 16:11:30,477 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 16:11:30,485 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 16:11:30,523 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_0ad1bbf3-28bd-4268-9d1a-cdf65ede28f0/sv-benchmarks/c/list-simple/dll2n_prepend_unequal.i[24450,24463] [2022-11-23 16:11:30,524 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 16:11:30,548 INFO L208 MainTranslator]: Completed translation [2022-11-23 16:11:30,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:11:30 WrapperNode [2022-11-23 16:11:30,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 16:11:30,550 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 16:11:30,550 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 16:11:30,550 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 16:11:30,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:11:30" (1/1) ... [2022-11-23 16:11:30,569 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:11:30" (1/1) ... [2022-11-23 16:11:30,590 INFO L138 Inliner]: procedures = 127, calls = 40, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 123 [2022-11-23 16:11:30,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 16:11:30,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 16:11:30,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 16:11:30,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 16:11:30,600 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:11:30" (1/1) ... [2022-11-23 16:11:30,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:11:30" (1/1) ... [2022-11-23 16:11:30,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:11:30" (1/1) ... [2022-11-23 16:11:30,603 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:11:30" (1/1) ... [2022-11-23 16:11:30,611 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:11:30" (1/1) ... [2022-11-23 16:11:30,615 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:11:30" (1/1) ... [2022-11-23 16:11:30,616 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:11:30" (1/1) ... [2022-11-23 16:11:30,617 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:11:30" (1/1) ... [2022-11-23 16:11:30,620 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 16:11:30,621 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 16:11:30,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 16:11:30,621 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 16:11:30,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:11:30" (1/1) ... [2022-11-23 16:11:30,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 16:11:30,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad1bbf3-28bd-4268-9d1a-cdf65ede28f0/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 16:11:30,651 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad1bbf3-28bd-4268-9d1a-cdf65ede28f0/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 16:11:30,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad1bbf3-28bd-4268-9d1a-cdf65ede28f0/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 16:11:30,693 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2022-11-23 16:11:30,694 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2022-11-23 16:11:30,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 16:11:30,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 16:11:30,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 16:11:30,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 16:11:30,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 16:11:30,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 16:11:30,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 16:11:30,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 16:11:30,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 16:11:30,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 16:11:30,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 16:11:30,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 16:11:30,811 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 16:11:30,813 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 16:11:30,853 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2022-11-23 16:11:31,149 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 16:11:31,276 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 16:11:31,277 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-23 16:11:31,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:11:31 BoogieIcfgContainer [2022-11-23 16:11:31,283 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 16:11:31,286 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 16:11:31,289 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 16:11:31,292 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 16:11:31,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 04:11:30" (1/3) ... [2022-11-23 16:11:31,293 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6601a848 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:11:31, skipping insertion in model container [2022-11-23 16:11:31,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:11:30" (2/3) ... [2022-11-23 16:11:31,295 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6601a848 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:11:31, skipping insertion in model container [2022-11-23 16:11:31,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:11:31" (3/3) ... [2022-11-23 16:11:31,298 INFO L112 eAbstractionObserver]: Analyzing ICFG dll2n_prepend_unequal.i [2022-11-23 16:11:31,320 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 16:11:31,320 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 16:11:31,386 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 16:11:31,393 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;@28116b9c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 16:11:31,393 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 16:11:31,397 INFO L276 IsEmpty]: Start isEmpty. Operand has 19 states, 15 states have (on average 1.6) internal successors, (24), 17 states have internal predecessors, (24), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 16:11:31,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-23 16:11:31,405 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:11:31,406 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-11-23 16:11:31,406 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:11:31,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:11:31,412 INFO L85 PathProgramCache]: Analyzing trace with hash -181130984, now seen corresponding path program 1 times [2022-11-23 16:11:31,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:11:31,423 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410986144] [2022-11-23 16:11:31,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:11:31,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 16:11:31,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:11:31,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 16:11:31,875 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 16:11:31,876 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410986144] [2022-11-23 16:11:31,876 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410986144] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 16:11:31,877 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 16:11:31,877 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 16:11:31,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415919536] [2022-11-23 16:11:31,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 16:11:31,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 16:11:31,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 16:11:31,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 16:11:31,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 16:11:31,913 INFO L87 Difference]: Start difference. First operand has 19 states, 15 states have (on average 1.6) internal successors, (24), 17 states have internal predecessors, (24), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 16:11:31,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 16:11:31,992 INFO L93 Difference]: Finished difference Result 37 states and 51 transitions. [2022-11-23 16:11:31,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 16:11:31,995 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2022-11-23 16:11:31,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 16:11:32,001 INFO L225 Difference]: With dead ends: 37 [2022-11-23 16:11:32,002 INFO L226 Difference]: Without dead ends: 15 [2022-11-23 16:11:32,004 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 16:11:32,008 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 3 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 16:11:32,009 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 34 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 16:11:32,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2022-11-23 16:11:32,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 13. [2022-11-23 16:11:32,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 12 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 16:11:32,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 16 transitions. [2022-11-23 16:11:32,040 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 16 transitions. Word has length 6 [2022-11-23 16:11:32,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 16:11:32,040 INFO L495 AbstractCegarLoop]: Abstraction has 13 states and 16 transitions. [2022-11-23 16:11:32,040 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 16:11:32,041 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2022-11-23 16:11:32,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-23 16:11:32,041 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:11:32,041 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 16:11:32,042 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 16:11:32,042 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:11:32,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:11:32,043 INFO L85 PathProgramCache]: Analyzing trace with hash -171603972, now seen corresponding path program 1 times [2022-11-23 16:11:32,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:11:32,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166653330] [2022-11-23 16:11:32,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:11:32,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 16:11:32,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:11:32,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 16:11:32,363 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 16:11:32,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166653330] [2022-11-23 16:11:32,364 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166653330] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 16:11:32,365 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1012929204] [2022-11-23 16:11:32,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:11:32,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 16:11:32,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad1bbf3-28bd-4268-9d1a-cdf65ede28f0/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 16:11:32,371 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad1bbf3-28bd-4268-9d1a-cdf65ede28f0/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 16:11:32,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad1bbf3-28bd-4268-9d1a-cdf65ede28f0/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 16:11:32,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:11:32,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-23 16:11:32,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 16:11:32,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 16:11:32,668 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 16:11:32,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 16:11:32,694 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1012929204] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 16:11:32,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2073769226] [2022-11-23 16:11:32,712 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2022-11-23 16:11:32,713 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 16:11:32,716 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 16:11:32,721 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 16:11:32,722 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 16:11:32,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:32,814 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 16:11:32,815 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2022-11-23 16:11:32,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:32,834 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-23 16:11:32,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:32,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:32,902 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-23 16:11:32,903 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-11-23 16:11:32,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:32,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:32,926 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2022-11-23 16:11:33,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:33,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:33,023 INFO L350 Elim1Store]: Elim1 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 0 case distinctions, treesize of input 37 treesize of output 28 [2022-11-23 16:11:33,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:33,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:33,045 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 31 [2022-11-23 16:11:33,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:33,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:33,091 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 26 [2022-11-23 16:11:33,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:33,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:33,126 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 26 [2022-11-23 16:11:33,359 INFO L321 Elim1Store]: treesize reduction 92, result has 21.4 percent of original size [2022-11-23 16:11:33,360 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 275 treesize of output 284 [2022-11-23 16:11:33,482 INFO L321 Elim1Store]: treesize reduction 132, result has 20.0 percent of original size [2022-11-23 16:11:33,483 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 278 treesize of output 294 [2022-11-23 16:11:33,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:33,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:34,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:34,210 INFO L321 Elim1Store]: treesize reduction 40, result has 27.3 percent of original size [2022-11-23 16:11:34,211 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 283 treesize of output 269 [2022-11-23 16:11:34,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:34,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:34,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:34,303 INFO L321 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2022-11-23 16:11:34,304 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 287 treesize of output 272 [2022-11-23 16:11:34,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:34,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:34,356 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 276 treesize of output 267 [2022-11-23 16:11:34,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:34,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:34,397 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 276 treesize of output 267 [2022-11-23 16:11:34,422 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:11:34,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:34,424 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:11:34,425 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:11:34,426 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:11:34,489 INFO L321 Elim1Store]: treesize reduction 66, result has 32.0 percent of original size [2022-11-23 16:11:34,490 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 423 treesize of output 451 [2022-11-23 16:11:34,544 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:11:34,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:34,548 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:11:34,549 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:11:34,600 INFO L321 Elim1Store]: treesize reduction 74, result has 34.5 percent of original size [2022-11-23 16:11:34,601 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 410 treesize of output 439 [2022-11-23 16:11:34,654 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 54 [2022-11-23 16:11:34,671 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2022-11-23 16:11:34,690 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:11:34,691 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 17 [2022-11-23 16:11:34,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:34,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:34,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:34,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:34,753 INFO L321 Elim1Store]: treesize reduction 22, result has 4.3 percent of original size [2022-11-23 16:11:34,753 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 415 treesize of output 370 [2022-11-23 16:11:34,986 INFO L321 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2022-11-23 16:11:34,987 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 61 [2022-11-23 16:11:35,006 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 25 [2022-11-23 16:11:35,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:35,026 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2022-11-23 16:11:35,533 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 6 treesize of output 5 [2022-11-23 16:11:35,541 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-23 16:11:35,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:35,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:35,599 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:11:35,661 INFO L321 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-23 16:11:35,661 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 171 treesize of output 189 [2022-11-23 16:11:35,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:35,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:35,705 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:11:35,706 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:11:35,732 INFO L321 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2022-11-23 16:11:35,732 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 158 treesize of output 178 [2022-11-23 16:11:35,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:35,765 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-11-23 16:11:35,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:35,787 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2022-11-23 16:11:35,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:35,817 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 11 [2022-11-23 16:11:35,902 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 67 [2022-11-23 16:11:35,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:35,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:35,915 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 45 [2022-11-23 16:11:35,929 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 16:11:35,966 INFO L321 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2022-11-23 16:11:35,967 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 98 treesize of output 57 [2022-11-23 16:11:35,975 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 16:11:35,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:35,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:35,988 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2022-11-23 16:11:36,043 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-23 16:11:36,054 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 6 treesize of output 5 [2022-11-23 16:11:36,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:36,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:36,203 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:11:36,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:36,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:36,254 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:11:36,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:36,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:36,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:36,270 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:12:03,956 WARN L233 SmtUtils]: Spent 27.63s on a formula simplification. DAG size of input: 175 DAG size of output: 105 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 16:12:03,957 INFO L321 Elim1Store]: treesize reduction 995, result has 27.2 percent of original size [2022-11-23 16:12:03,958 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 6 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 8 new quantified variables, introduced 24 case distinctions, treesize of input 1407 treesize of output 1716 [2022-11-23 16:12:04,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:12:04,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:12:04,134 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:12:04,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:12:04,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:12:04,266 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:12:04,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:12:04,326 INFO L217 Elim1Store]: Index analysis took 111 ms [2022-11-23 16:12:04,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:12:04,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:12:04,338 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:15:25,036 WARN L233 SmtUtils]: Spent 3.34m on a formula simplification. DAG size of input: 289 DAG size of output: 146 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 16:15:25,037 INFO L321 Elim1Store]: treesize reduction 1205, result has 23.9 percent of original size [2022-11-23 16:15:25,038 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 10 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 12 new quantified variables, introduced 44 case distinctions, treesize of input 3165 treesize of output 3500 [2022-11-23 16:15:27,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:15:27,728 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:15:28,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:15:29,340 INFO L217 Elim1Store]: Index analysis took 1763 ms [2022-11-23 16:15:33,298 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 17 [2022-11-23 16:15:34,967 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:15:35,519 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:15:35,627 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:15:35,776 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:15:35,855 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:15:35,868 INFO L217 Elim1Store]: Index analysis took 1013 ms [2022-11-23 16:15:49,653 WARN L233 SmtUtils]: Spent 13.57s on a formula simplification. DAG size of input: 85 DAG size of output: 17 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 16:15:49,653 INFO L321 Elim1Store]: treesize reduction 301, result has 8.2 percent of original size [2022-11-23 16:15:49,654 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 6 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 21 case distinctions, treesize of input 496 treesize of output 1147 [2022-11-23 16:15:51,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:15:51,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:15:52,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:15:52,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:15:52,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:15:52,807 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:15:52,807 INFO L217 Elim1Store]: Index analysis took 1883 ms [2022-11-23 16:15:55,212 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 41 [2022-11-23 16:15:57,290 INFO L217 Elim1Store]: Index analysis took 430 ms [2022-11-23 16:15:57,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:15:58,184 INFO L321 Elim1Store]: treesize reduction 49, result has 37.2 percent of original size [2022-11-23 16:15:58,185 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 86 treesize of output 135 [2022-11-23 16:15:59,157 INFO L217 Elim1Store]: Index analysis took 241 ms [2022-11-23 16:16:01,613 INFO L321 Elim1Store]: treesize reduction 63, result has 34.4 percent of original size [2022-11-23 16:16:01,614 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 4 case distinctions, treesize of input 94 treesize of output 91 [2022-11-23 16:16:01,844 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 21 [2022-11-23 16:16:02,149 INFO L217 Elim1Store]: Index analysis took 143 ms [2022-11-23 16:16:02,253 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 16:16:02,254 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 74 [2022-11-23 16:16:02,539 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 16:16:02,539 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 63 [2022-11-23 16:16:04,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:16:04,454 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 16:16:06,284 INFO L321 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2022-11-23 16:16:06,286 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 2 case distinctions, treesize of input 5009 treesize of output 4988 [2022-11-23 16:16:06,991 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 16:16:07,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:16:07,480 INFO L217 Elim1Store]: Index analysis took 106 ms [2022-11-23 16:16:07,481 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 138