./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-tiling/poly1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/poly1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3116e607f032f81b099fa1792f5e25b70e1832d9d57f1b8b6500e90d2143faec --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:17:54,291 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:17:54,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:17:54,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:17:54,334 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:17:54,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:17:54,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:17:54,343 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:17:54,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:17:54,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:17:54,352 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:17:54,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:17:54,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:17:54,356 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:17:54,359 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:17:54,367 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:17:54,368 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:17:54,369 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:17:54,371 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:17:54,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:17:54,380 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:17:54,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:17:54,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:17:54,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:17:54,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:17:54,399 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:17:54,399 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:17:54,400 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:17:54,402 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:17:54,403 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:17:54,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:17:54,405 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:17:54,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:17:54,408 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:17:54,410 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:17:54,410 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:17:54,411 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:17:54,411 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:17:54,411 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:17:54,412 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:17:54,413 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:17:54,413 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:17:54,458 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:17:54,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:17:54,460 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:17:54,461 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:17:54,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:17:54,462 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:17:54,462 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:17:54,462 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:17:54,462 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:17:54,463 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:17:54,464 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:17:54,464 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:17:54,464 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:17:54,464 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:17:54,465 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:17:54,465 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:17:54,465 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:17:54,465 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:17:54,465 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:17:54,466 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:17:54,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:17:54,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:54,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:17:54,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:17:54,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:17:54,467 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:17:54,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:17:54,467 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:17:54,468 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_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3116e607f032f81b099fa1792f5e25b70e1832d9d57f1b8b6500e90d2143faec [2021-11-22 23:17:54,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:17:54,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:17:54,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:17:54,765 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:17:54,766 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:17:54,767 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-tiling/poly1.c [2021-11-22 23:17:54,832 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/data/55c663e0e/843c736ffd9c4b0e99e222c8e5d0f81f/FLAG4c5d9037f [2021-11-22 23:17:55,279 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:17:55,279 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/sv-benchmarks/c/array-tiling/poly1.c [2021-11-22 23:17:55,285 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/data/55c663e0e/843c736ffd9c4b0e99e222c8e5d0f81f/FLAG4c5d9037f [2021-11-22 23:17:55,664 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/data/55c663e0e/843c736ffd9c4b0e99e222c8e5d0f81f [2021-11-22 23:17:55,666 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:17:55,667 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:17:55,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:55,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:17:55,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:17:55,675 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:55" (1/1) ... [2021-11-22 23:17:55,676 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3870cec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:55, skipping insertion in model container [2021-11-22 23:17:55,676 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:55" (1/1) ... [2021-11-22 23:17:55,686 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:17:55,703 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:17:55,857 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/sv-benchmarks/c/array-tiling/poly1.c[396,409] [2021-11-22 23:17:55,871 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:55,878 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:17:55,890 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/sv-benchmarks/c/array-tiling/poly1.c[396,409] [2021-11-22 23:17:55,895 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:55,908 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:17:55,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:55 WrapperNode [2021-11-22 23:17:55,908 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:55,909 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:55,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:17:55,910 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:17:55,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:55" (1/1) ... [2021-11-22 23:17:55,924 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:55" (1/1) ... [2021-11-22 23:17:55,942 INFO L137 Inliner]: procedures = 16, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 47 [2021-11-22 23:17:55,942 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:55,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:17:55,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:17:55,943 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:17:55,951 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:55" (1/1) ... [2021-11-22 23:17:55,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:55" (1/1) ... [2021-11-22 23:17:55,953 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:55" (1/1) ... [2021-11-22 23:17:55,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:55" (1/1) ... [2021-11-22 23:17:55,958 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:55" (1/1) ... [2021-11-22 23:17:55,961 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:55" (1/1) ... [2021-11-22 23:17:55,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:55" (1/1) ... [2021-11-22 23:17:55,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:17:55,965 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:17:55,965 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:17:55,965 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:17:55,966 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:55" (1/1) ... [2021-11-22 23:17:55,973 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:55,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:17:56,010 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:17:56,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:17:56,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:17:56,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:17:56,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:17:56,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:17:56,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:17:56,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:17:56,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:17:56,129 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:17:56,130 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:17:56,253 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:17:56,275 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:17:56,275 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-22 23:17:56,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:17:56 BoogieIcfgContainer [2021-11-22 23:17:56,278 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:17:56,279 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:17:56,279 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:17:56,288 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:17:56,289 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:17:56" (1/1) ... [2021-11-22 23:17:56,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:17:56,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:56,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2021-11-22 23:17:56,366 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2021-11-22 23:17:56,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-22 23:17:56,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:56,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:56,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:56,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:56,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:56,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2021-11-22 23:17:56,638 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2021-11-22 23:17:56,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-22 23:17:56,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:56,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:56,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:56,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:17:56,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:56,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:56,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:56,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2021-11-22 23:17:56,919 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2021-11-22 23:17:56,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-22 23:17:56,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:56,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:57,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:57,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:17:57,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:57,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-22 23:17:57,157 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-11-22 23:17:57,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 20 [2021-11-22 23:17:57,310 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:57,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:57,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 15 states and 23 transitions. [2021-11-22 23:17:57,683 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 23 transitions. [2021-11-22 23:17:57,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-22 23:17:57,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:57,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:57,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:57,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:17:57,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:57,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2021-11-22 23:17:57,813 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:17:57,876 INFO L354 Elim1Store]: treesize reduction 78, result has 16.1 percent of original size [2021-11-22 23:17:57,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 76 treesize of output 84 [2021-11-22 23:17:57,957 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:17:57,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:17:57,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 20 [2021-11-22 23:17:58,069 INFO L354 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2021-11-22 23:17:58,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-11-22 23:17:58,213 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:58,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:58,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2021-11-22 23:17:58,481 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2021-11-22 23:17:58,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-22 23:17:58,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:58,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:58,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:58,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-22 23:17:58,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:58,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2021-11-22 23:17:58,638 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:17:58,678 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-11-22 23:17:58,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 20 [2021-11-22 23:17:58,745 INFO L354 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2021-11-22 23:17:58,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-11-22 23:17:58,839 INFO L354 Elim1Store]: treesize reduction 104, result has 20.0 percent of original size [2021-11-22 23:17:58,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 44 [2021-11-22 23:17:58,994 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:59,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:59,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2021-11-22 23:17:59,265 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2021-11-22 23:17:59,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-22 23:17:59,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:59,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:59,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:59,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-22 23:17:59,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:59,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2021-11-22 23:17:59,386 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:17:59,423 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-11-22 23:17:59,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 20 [2021-11-22 23:17:59,543 INFO L354 Elim1Store]: treesize reduction 220, result has 17.0 percent of original size [2021-11-22 23:17:59,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 99 treesize of output 125 [2021-11-22 23:17:59,590 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:17:59,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:17:59,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:17:59,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:17:59,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 63 treesize of output 30 [2021-11-22 23:17:59,752 INFO L354 Elim1Store]: treesize reduction 290, result has 15.0 percent of original size [2021-11-22 23:17:59,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 94 treesize of output 126 [2021-11-22 23:17:59,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:17:59,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:17:59,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:17:59,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:17:59,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:17:59,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:17:59,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 35 [2021-11-22 23:17:59,926 INFO L354 Elim1Store]: treesize reduction 164, result has 17.6 percent of original size [2021-11-22 23:17:59,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 48 treesize of output 56 [2021-11-22 23:18:00,111 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:00,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2021-11-22 23:18:00,498 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2021-11-22 23:18:00,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-22 23:18:00,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:18:00,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:00,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-22 23:18:00,735 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:01,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2021-11-22 23:18:01,155 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2021-11-22 23:18:01,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-22 23:18:01,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-22 23:18:01,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:01,390 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:18:01,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2021-11-22 23:18:01,508 INFO L354 Elim1Store]: treesize reduction 126, result has 19.7 percent of original size [2021-11-22 23:18:01,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 92 treesize of output 108 [2021-11-22 23:18:01,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:01,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 25 [2021-11-22 23:18:01,659 INFO L354 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2021-11-22 23:18:01,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-11-22 23:18:01,811 INFO L354 Elim1Store]: treesize reduction 290, result has 15.0 percent of original size [2021-11-22 23:18:01,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 94 treesize of output 126 [2021-11-22 23:18:01,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:01,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:01,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:01,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:01,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:01,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:01,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 38 [2021-11-22 23:18:02,000 INFO L354 Elim1Store]: treesize reduction 164, result has 17.6 percent of original size [2021-11-22 23:18:02,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 48 treesize of output 56 [2021-11-22 23:18:02,180 INFO L354 Elim1Store]: treesize reduction 236, result has 15.7 percent of original size [2021-11-22 23:18:02,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 57 treesize of output 68 [2021-11-22 23:18:02,413 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:04,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 22 states and 36 transitions. [2021-11-22 23:18:04,138 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 36 transitions. [2021-11-22 23:18:04,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 23:18:04,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-22 23:18:04,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:04,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-22 23:18:04,421 INFO L354 Elim1Store]: treesize reduction 78, result has 16.1 percent of original size [2021-11-22 23:18:04,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 76 treesize of output 84 [2021-11-22 23:18:04,437 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:18:04,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:04,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2021-11-22 23:18:04,526 INFO L354 Elim1Store]: treesize reduction 220, result has 17.0 percent of original size [2021-11-22 23:18:04,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 99 treesize of output 125 [2021-11-22 23:18:04,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:04,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:04,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:04,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 68 treesize of output 35 [2021-11-22 23:18:04,677 INFO L354 Elim1Store]: treesize reduction 104, result has 20.0 percent of original size [2021-11-22 23:18:04,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 44 [2021-11-22 23:18:04,825 INFO L354 Elim1Store]: treesize reduction 468, result has 14.8 percent of original size [2021-11-22 23:18:04,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 117 treesize of output 167 [2021-11-22 23:18:04,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:04,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:04,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:04,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:04,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:04,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:04,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:04,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:04,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:04,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:04,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 48 [2021-11-22 23:18:05,138 INFO L354 Elim1Store]: treesize reduction 236, result has 15.7 percent of original size [2021-11-22 23:18:05,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 57 treesize of output 68 [2021-11-22 23:18:05,352 INFO L354 Elim1Store]: treesize reduction 320, result has 14.2 percent of original size [2021-11-22 23:18:05,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 66 treesize of output 80 [2021-11-22 23:18:05,677 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:06,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 23 states and 39 transitions. [2021-11-22 23:18:06,615 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 39 transitions. [2021-11-22 23:18:06,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:18:06,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-22 23:18:06,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:06,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-22 23:18:06,904 INFO L354 Elim1Store]: treesize reduction 78, result has 16.1 percent of original size [2021-11-22 23:18:06,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 76 treesize of output 84 [2021-11-22 23:18:06,919 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:18:06,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:06,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 20 [2021-11-22 23:18:06,980 INFO L354 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2021-11-22 23:18:06,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-11-22 23:18:07,031 INFO L354 Elim1Store]: treesize reduction 104, result has 20.0 percent of original size [2021-11-22 23:18:07,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 44 [2021-11-22 23:18:07,225 INFO L354 Elim1Store]: treesize reduction 468, result has 14.8 percent of original size [2021-11-22 23:18:07,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 117 treesize of output 167 [2021-11-22 23:18:07,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:07,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:07,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:07,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:07,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:07,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:07,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:07,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:07,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:07,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:07,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 55 [2021-11-22 23:18:07,469 INFO L354 Elim1Store]: treesize reduction 670, result has 14.2 percent of original size [2021-11-22 23:18:07,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 20 case distinctions, treesize of input 140 treesize of output 208 [2021-11-22 23:18:07,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:07,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:07,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:07,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:07,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:07,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:07,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:07,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:07,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:07,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:07,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:07,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:07,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:07,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:07,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:07,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 65 [2021-11-22 23:18:07,912 INFO L354 Elim1Store]: treesize reduction 698, result has 13.1 percent of original size [2021-11-22 23:18:07,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 27 case distinctions, treesize of input 121 treesize of output 189 [2021-11-22 23:18:07,937 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:18:07,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:08,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:08,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:08,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:08,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:08,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:08,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:08,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:08,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:08,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:08,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:08,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:08,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:08,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:08,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:08,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:08,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:08,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:08,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:08,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:08,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:08,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 68 [2021-11-22 23:18:08,336 INFO L354 Elim1Store]: treesize reduction 416, result has 13.0 percent of original size [2021-11-22 23:18:08,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 28 case distinctions, treesize of input 75 treesize of output 92 [2021-11-22 23:18:08,791 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:10,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 24 states and 41 transitions. [2021-11-22 23:18:10,010 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 41 transitions. [2021-11-22 23:18:10,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:18:10,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 23:18:10,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:10,595 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:12,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 31 states and 57 transitions. [2021-11-22 23:18:12,877 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 57 transitions. [2021-11-22 23:18:12,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:12,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-22 23:18:13,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:13,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-22 23:18:13,609 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-11-22 23:18:13,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 20 [2021-11-22 23:18:13,661 INFO L354 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2021-11-22 23:18:13,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-11-22 23:18:13,751 INFO L354 Elim1Store]: treesize reduction 290, result has 15.0 percent of original size [2021-11-22 23:18:13,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 94 treesize of output 126 [2021-11-22 23:18:13,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:13,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:13,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:13,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:13,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:13,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:13,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 34 [2021-11-22 23:18:13,923 INFO L354 Elim1Store]: treesize reduction 468, result has 14.8 percent of original size [2021-11-22 23:18:13,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 117 treesize of output 167 [2021-11-22 23:18:13,944 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:18:14,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 64 [2021-11-22 23:18:14,165 INFO L354 Elim1Store]: treesize reduction 236, result has 15.7 percent of original size [2021-11-22 23:18:14,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 57 treesize of output 68 [2021-11-22 23:18:14,385 INFO L354 Elim1Store]: treesize reduction 698, result has 13.1 percent of original size [2021-11-22 23:18:14,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 27 case distinctions, treesize of input 121 treesize of output 189 [2021-11-22 23:18:14,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 74 [2021-11-22 23:18:14,870 INFO L354 Elim1Store]: treesize reduction 930, result has 12.7 percent of original size [2021-11-22 23:18:14,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 9 new quantified variables, introduced 35 case distinctions, treesize of input 144 treesize of output 230 [2021-11-22 23:18:14,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:14,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 71 [2021-11-22 23:18:15,426 INFO L354 Elim1Store]: treesize reduction 524, result has 11.9 percent of original size [2021-11-22 23:18:15,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 84 treesize of output 104 [2021-11-22 23:18:16,098 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:17,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 32 states and 60 transitions. [2021-11-22 23:18:17,756 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 60 transitions. [2021-11-22 23:18:17,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:18:17,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-22 23:18:17,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:17,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-22 23:18:18,559 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:24,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 39 states and 71 transitions. [2021-11-22 23:18:24,658 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 71 transitions. [2021-11-22 23:18:24,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-22 23:18:24,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:24,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-22 23:18:25,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:25,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2021-11-22 23:18:25,858 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:18:25,891 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-11-22 23:18:25,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 20 [2021-11-22 23:18:25,995 INFO L354 Elim1Store]: treesize reduction 220, result has 17.0 percent of original size [2021-11-22 23:18:25,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 99 treesize of output 125 [2021-11-22 23:18:26,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:26,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:26,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:26,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 68 treesize of output 35 [2021-11-22 23:18:26,308 INFO L354 Elim1Store]: treesize reduction 290, result has 15.0 percent of original size [2021-11-22 23:18:26,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 94 treesize of output 126 [2021-11-22 23:18:26,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:26,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:26,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:26,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:26,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:26,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:26,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 34 [2021-11-22 23:18:26,481 INFO L354 Elim1Store]: treesize reduction 164, result has 17.6 percent of original size [2021-11-22 23:18:26,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 48 treesize of output 56 [2021-11-22 23:18:26,951 INFO L354 Elim1Store]: treesize reduction 236, result has 15.7 percent of original size [2021-11-22 23:18:26,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 57 treesize of output 68 [2021-11-22 23:18:27,241 INFO L354 Elim1Store]: treesize reduction 320, result has 14.2 percent of original size [2021-11-22 23:18:27,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 66 treesize of output 80 [2021-11-22 23:18:28,112 INFO L354 Elim1Store]: treesize reduction 930, result has 12.7 percent of original size [2021-11-22 23:18:28,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 9 new quantified variables, introduced 35 case distinctions, treesize of input 144 treesize of output 230 [2021-11-22 23:18:28,160 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:18:28,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:28,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 82 [2021-11-22 23:18:28,661 INFO L354 Elim1Store]: treesize reduction 524, result has 11.9 percent of original size [2021-11-22 23:18:28,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 84 treesize of output 104 [2021-11-22 23:18:29,543 INFO L354 Elim1Store]: treesize reduction 644, result has 11.0 percent of original size [2021-11-22 23:18:29,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 45 case distinctions, treesize of input 93 treesize of output 116 [2021-11-22 23:18:31,425 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:52,478 WARN L227 SmtUtils]: Spent 19.93s on a formula simplification. DAG size of input: 104 DAG size of output: 104 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-22 23:18:55,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:55,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 40 states and 74 transitions. [2021-11-22 23:18:55,398 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 74 transitions. [2021-11-22 23:18:55,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:18:55,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:55,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:56,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:56,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-22 23:18:56,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:56,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-22 23:18:56,577 INFO L354 Elim1Store]: treesize reduction 78, result has 16.1 percent of original size [2021-11-22 23:18:56,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 76 treesize of output 84 [2021-11-22 23:18:56,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:56,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2021-11-22 23:18:56,673 INFO L354 Elim1Store]: treesize reduction 220, result has 17.0 percent of original size [2021-11-22 23:18:56,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 99 treesize of output 125 [2021-11-22 23:18:56,692 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:18:56,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:56,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:56,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:56,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 63 treesize of output 30 [2021-11-22 23:18:56,972 INFO L354 Elim1Store]: treesize reduction 104, result has 20.0 percent of original size [2021-11-22 23:18:56,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 44 [2021-11-22 23:18:57,189 INFO L354 Elim1Store]: treesize reduction 468, result has 14.8 percent of original size [2021-11-22 23:18:57,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 117 treesize of output 167 [2021-11-22 23:18:57,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:57,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:57,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:57,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:57,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:57,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:57,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:57,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:57,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:57,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:57,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 40 [2021-11-22 23:18:57,441 INFO L354 Elim1Store]: treesize reduction 236, result has 15.7 percent of original size [2021-11-22 23:18:57,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 57 treesize of output 68 [2021-11-22 23:18:57,711 INFO L354 Elim1Store]: treesize reduction 320, result has 14.2 percent of original size [2021-11-22 23:18:57,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 66 treesize of output 80 [2021-11-22 23:18:58,352 INFO L354 Elim1Store]: treesize reduction 930, result has 12.7 percent of original size [2021-11-22 23:18:58,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 9 new quantified variables, introduced 35 case distinctions, treesize of input 144 treesize of output 230 [2021-11-22 23:18:58,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:18:58,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 65 [2021-11-22 23:18:58,719 INFO L354 Elim1Store]: treesize reduction 524, result has 11.9 percent of original size [2021-11-22 23:18:58,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 84 treesize of output 104 [2021-11-22 23:18:58,992 INFO L354 Elim1Store]: treesize reduction 644, result has 11.0 percent of original size [2021-11-22 23:18:58,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 45 case distinctions, treesize of input 93 treesize of output 116 [2021-11-22 23:19:00,213 INFO L354 Elim1Store]: treesize reduction 776, result has 10.3 percent of original size [2021-11-22 23:19:00,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 55 case distinctions, treesize of input 102 treesize of output 128 [2021-11-22 23:19:02,797 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:08,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:08,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 41 states and 77 transitions. [2021-11-22 23:19:08,348 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 77 transitions. [2021-11-22 23:19:08,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:19:08,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:08,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:12,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:12,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-22 23:19:12,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:12,401 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:19:12,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2021-11-22 23:19:12,436 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-11-22 23:19:12,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 20 [2021-11-22 23:19:12,528 INFO L354 Elim1Store]: treesize reduction 220, result has 17.0 percent of original size [2021-11-22 23:19:12,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 99 treesize of output 125 [2021-11-22 23:19:12,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:12,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:12,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:12,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 68 treesize of output 35 [2021-11-22 23:19:12,885 INFO L354 Elim1Store]: treesize reduction 104, result has 20.0 percent of original size [2021-11-22 23:19:12,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 44 [2021-11-22 23:19:13,047 INFO L354 Elim1Store]: treesize reduction 164, result has 17.6 percent of original size [2021-11-22 23:19:13,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 48 treesize of output 56 [2021-11-22 23:19:13,567 INFO L354 Elim1Store]: treesize reduction 670, result has 14.2 percent of original size [2021-11-22 23:19:13,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 20 case distinctions, treesize of input 140 treesize of output 208 [2021-11-22 23:19:13,595 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:19:13,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:13,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:13,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:13,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:13,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:13,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:13,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:13,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:13,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:13,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:13,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:13,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:13,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:13,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:13,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:13,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 52 [2021-11-22 23:19:14,580 INFO L354 Elim1Store]: treesize reduction 320, result has 14.2 percent of original size [2021-11-22 23:19:14,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 66 treesize of output 80 [2021-11-22 23:19:15,580 INFO L354 Elim1Store]: treesize reduction 416, result has 13.0 percent of original size [2021-11-22 23:19:15,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 28 case distinctions, treesize of input 75 treesize of output 92 [2021-11-22 23:19:16,521 INFO L354 Elim1Store]: treesize reduction 524, result has 11.9 percent of original size [2021-11-22 23:19:16,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 84 treesize of output 104 [2021-11-22 23:19:17,005 INFO L354 Elim1Store]: treesize reduction 1214, result has 11.6 percent of original size [2021-11-22 23:19:17,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 11 new quantified variables, introduced 54 case distinctions, treesize of input 148 treesize of output 252 [2021-11-22 23:19:17,116 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:19:17,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:17,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 45 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 62 [2021-11-22 23:19:18,906 INFO L354 Elim1Store]: treesize reduction 1410, result has 11.2 percent of original size [2021-11-22 23:19:18,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 12 new quantified variables, introduced 65 case distinctions, treesize of input 157 treesize of output 273 [2021-11-22 23:19:19,069 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:19:19,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:19,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 206 treesize of output 107 [2021-11-22 23:19:21,145 INFO L354 Elim1Store]: treesize reduction 920, result has 9.6 percent of original size [2021-11-22 23:19:21,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 66 case distinctions, treesize of input 111 treesize of output 140 [2021-11-22 23:19:24,774 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:32,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:32,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 42 states and 80 transitions. [2021-11-22 23:19:32,289 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2021-11-22 23:19:32,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:19:32,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:32,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:32,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:32,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 23:19:32,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:35,095 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:55,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:55,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 52 states and 103 transitions. [2021-11-22 23:19:55,762 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 103 transitions. [2021-11-22 23:19:55,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-22 23:19:55,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:55,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:58,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:58,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-22 23:19:58,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:58,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-22 23:19:58,621 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-11-22 23:19:58,621 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 20 [2021-11-22 23:19:58,704 INFO L354 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2021-11-22 23:19:58,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-11-22 23:19:58,817 INFO L354 Elim1Store]: treesize reduction 290, result has 15.0 percent of original size [2021-11-22 23:19:58,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 94 treesize of output 126 [2021-11-22 23:19:58,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:58,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:58,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:58,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:58,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:58,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:58,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 35 [2021-11-22 23:19:58,928 INFO L354 Elim1Store]: treesize reduction 164, result has 17.6 percent of original size [2021-11-22 23:19:58,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 48 treesize of output 56 [2021-11-22 23:19:59,773 INFO L354 Elim1Store]: treesize reduction 670, result has 14.2 percent of original size [2021-11-22 23:19:59,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 20 case distinctions, treesize of input 140 treesize of output 208 [2021-11-22 23:19:59,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:59,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:59,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:59,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:59,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:59,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:59,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:59,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:59,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:59,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:59,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:59,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:59,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:59,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:59,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:19:59,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 74 [2021-11-22 23:20:00,626 INFO L354 Elim1Store]: treesize reduction 698, result has 13.1 percent of original size [2021-11-22 23:20:00,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 27 case distinctions, treesize of input 121 treesize of output 189 [2021-11-22 23:20:00,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:00,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:00,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:00,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:00,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:00,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:00,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:00,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:00,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:00,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:00,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:00,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:00,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:00,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:00,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:00,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:00,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:00,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:00,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:00,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:00,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:00,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 46 [2021-11-22 23:20:01,100 INFO L354 Elim1Store]: treesize reduction 930, result has 12.7 percent of original size [2021-11-22 23:20:01,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 9 new quantified variables, introduced 35 case distinctions, treesize of input 144 treesize of output 230 [2021-11-22 23:20:01,143 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:20:01,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,281 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 165 treesize of output 82 [2021-11-22 23:20:01,743 INFO L354 Elim1Store]: treesize reduction 1186, result has 12.2 percent of original size [2021-11-22 23:20:01,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 10 new quantified variables, introduced 44 case distinctions, treesize of input 167 treesize of output 271 [2021-11-22 23:20:01,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:01,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 174 treesize of output 91 [2021-11-22 23:20:03,520 INFO L354 Elim1Store]: treesize reduction 644, result has 11.0 percent of original size [2021-11-22 23:20:03,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 45 case distinctions, treesize of input 93 treesize of output 116 [2021-11-22 23:20:04,139 INFO L354 Elim1Store]: treesize reduction 1410, result has 11.2 percent of original size [2021-11-22 23:20:04,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 12 new quantified variables, introduced 65 case distinctions, treesize of input 157 treesize of output 273 [2021-11-22 23:20:04,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:20:04,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 182 treesize of output 95 [2021-11-22 23:20:04,875 INFO L354 Elim1Store]: treesize reduction 920, result has 9.6 percent of original size [2021-11-22 23:20:04,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 66 case distinctions, treesize of input 111 treesize of output 140 [2021-11-22 23:20:07,311 INFO L354 Elim1Store]: treesize reduction 1076, result has 9.0 percent of original size [2021-11-22 23:20:07,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 78 case distinctions, treesize of input 120 treesize of output 152 [2021-11-22 23:20:13,061 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:24,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:24,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 53 states and 107 transitions. [2021-11-22 23:20:24,611 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 107 transitions. [2021-11-22 23:20:24,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-22 23:20:24,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:24,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:24,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:24,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-22 23:20:24,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:25,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-22 23:20:30,973 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:23,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:23,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 63 states and 122 transitions. [2021-11-22 23:21:23,888 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 122 transitions. [2021-11-22 23:21:23,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 23:21:23,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:23,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:30,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:30,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-22 23:21:30,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:30,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-22 23:21:30,474 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-11-22 23:21:30,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 20 [2021-11-22 23:21:30,698 INFO L354 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2021-11-22 23:21:30,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-11-22 23:21:30,815 INFO L354 Elim1Store]: treesize reduction 104, result has 20.0 percent of original size [2021-11-22 23:21:30,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 44 [2021-11-22 23:21:31,144 INFO L354 Elim1Store]: treesize reduction 164, result has 17.6 percent of original size [2021-11-22 23:21:31,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 48 treesize of output 56 [2021-11-22 23:21:32,668 INFO L354 Elim1Store]: treesize reduction 670, result has 14.2 percent of original size [2021-11-22 23:21:32,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 20 case distinctions, treesize of input 140 treesize of output 208 [2021-11-22 23:21:32,691 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:21:32,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:32,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:32,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:32,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:32,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:32,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:32,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:32,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:32,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:32,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:32,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:32,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:32,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:32,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:32,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:32,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 82 [2021-11-22 23:21:34,631 INFO L354 Elim1Store]: treesize reduction 320, result has 14.2 percent of original size [2021-11-22 23:21:34,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 66 treesize of output 80 [2021-11-22 23:21:36,144 INFO L354 Elim1Store]: treesize reduction 930, result has 12.7 percent of original size [2021-11-22 23:21:36,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 9 new quantified variables, introduced 35 case distinctions, treesize of input 144 treesize of output 230 [2021-11-22 23:21:36,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:36,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 56 [2021-11-22 23:21:36,812 INFO L354 Elim1Store]: treesize reduction 524, result has 11.9 percent of original size [2021-11-22 23:21:36,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 84 treesize of output 104 [2021-11-22 23:21:37,423 INFO L354 Elim1Store]: treesize reduction 1214, result has 11.6 percent of original size [2021-11-22 23:21:37,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 11 new quantified variables, introduced 54 case distinctions, treesize of input 148 treesize of output 252 [2021-11-22 23:21:37,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:37,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 45 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 86 [2021-11-22 23:21:40,879 INFO L354 Elim1Store]: treesize reduction 776, result has 10.3 percent of original size [2021-11-22 23:21:40,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 55 case distinctions, treesize of input 102 treesize of output 128 [2021-11-22 23:21:44,387 INFO L354 Elim1Store]: treesize reduction 1714, result has 10.8 percent of original size [2021-11-22 23:21:44,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 13 new quantified variables, introduced 77 case distinctions, treesize of input 180 treesize of output 314 [2021-11-22 23:21:44,535 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:21:44,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:44,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:44,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:44,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:44,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:44,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:44,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:44,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:44,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:44,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:44,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:44,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:44,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:44,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:44,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:44,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:44,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:44,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:44,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:44,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:44,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:44,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:44,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:44,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:44,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:44,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:45,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 66 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 216 treesize of output 105 [2021-11-22 23:21:50,770 INFO L354 Elim1Store]: treesize reduction 1838, result has 10.4 percent of original size [2021-11-22 23:21:50,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 14 new quantified variables, introduced 90 case distinctions, treesize of input 175 treesize of output 315 [2021-11-22 23:21:51,330 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:21:51,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:21:51,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 248 treesize of output 125 [2021-11-22 23:21:56,710 INFO L354 Elim1Store]: treesize reduction 1244, result has 8.5 percent of original size [2021-11-22 23:21:56,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 91 case distinctions, treesize of input 129 treesize of output 164 [2021-11-22 23:22:07,990 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:28,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:28,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 64 states and 126 transitions. [2021-11-22 23:22:28,530 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 126 transitions. [2021-11-22 23:22:28,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-22 23:22:28,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:28,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:37,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:37,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 52 conjunts are in the unsatisfiable core [2021-11-22 23:22:37,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:37,209 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:22:37,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2021-11-22 23:22:37,247 INFO L354 Elim1Store]: treesize reduction 78, result has 16.1 percent of original size [2021-11-22 23:22:37,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 76 treesize of output 84 [2021-11-22 23:22:37,259 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:22:37,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:37,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2021-11-22 23:22:37,379 INFO L354 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2021-11-22 23:22:37,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-11-22 23:22:37,493 INFO L354 Elim1Store]: treesize reduction 290, result has 15.0 percent of original size [2021-11-22 23:22:37,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 94 treesize of output 126 [2021-11-22 23:22:37,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:37,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:37,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:37,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:37,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:37,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:37,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 44 [2021-11-22 23:22:37,754 INFO L354 Elim1Store]: treesize reduction 164, result has 17.6 percent of original size [2021-11-22 23:22:37,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 48 treesize of output 56 [2021-11-22 23:22:39,354 INFO L354 Elim1Store]: treesize reduction 670, result has 14.2 percent of original size [2021-11-22 23:22:39,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 20 case distinctions, treesize of input 140 treesize of output 208 [2021-11-22 23:22:39,437 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:22:39,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:39,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:39,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:39,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:39,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:39,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:39,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:39,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:39,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:39,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:39,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:39,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:39,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:39,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:39,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:39,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 86 [2021-11-22 23:22:40,883 INFO L354 Elim1Store]: treesize reduction 698, result has 13.1 percent of original size [2021-11-22 23:22:40,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 27 case distinctions, treesize of input 121 treesize of output 189 [2021-11-22 23:22:40,905 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:22:41,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:41,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:41,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:41,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:41,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:41,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:41,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:41,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:41,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:41,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:41,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:41,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:41,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:41,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:41,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:41,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:41,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:41,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:41,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:41,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:41,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:41,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 65 [2021-11-22 23:22:41,700 INFO L354 Elim1Store]: treesize reduction 930, result has 12.7 percent of original size [2021-11-22 23:22:41,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 9 new quantified variables, introduced 35 case distinctions, treesize of input 144 treesize of output 230 [2021-11-22 23:22:41,858 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 23:22:42,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:42,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 62 [2021-11-22 23:22:42,569 INFO L354 Elim1Store]: treesize reduction 524, result has 11.9 percent of original size [2021-11-22 23:22:42,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 84 treesize of output 104 [2021-11-22 23:22:43,040 INFO L354 Elim1Store]: treesize reduction 644, result has 11.0 percent of original size [2021-11-22 23:22:43,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 45 case distinctions, treesize of input 93 treesize of output 116 [2021-11-22 23:22:43,563 INFO L354 Elim1Store]: treesize reduction 776, result has 10.3 percent of original size [2021-11-22 23:22:43,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 55 case distinctions, treesize of input 102 treesize of output 128 [2021-11-22 23:22:46,934 INFO L354 Elim1Store]: treesize reduction 920, result has 9.6 percent of original size [2021-11-22 23:22:46,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 66 case distinctions, treesize of input 111 treesize of output 140 [2021-11-22 23:22:47,960 INFO L354 Elim1Store]: treesize reduction 1838, result has 10.4 percent of original size [2021-11-22 23:22:47,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 14 new quantified variables, introduced 90 case distinctions, treesize of input 175 treesize of output 315 [2021-11-22 23:22:48,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:22:48,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 202 treesize of output 101 [2021-11-22 23:22:49,326 INFO L354 Elim1Store]: treesize reduction 1244, result has 8.5 percent of original size [2021-11-22 23:22:49,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 91 case distinctions, treesize of input 129 treesize of output 164 [2021-11-22 23:22:54,809 INFO L354 Elim1Store]: treesize reduction 1424, result has 8.1 percent of original size [2021-11-22 23:22:54,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 105 case distinctions, treesize of input 138 treesize of output 176 [2021-11-22 23:23:07,844 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:32,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:32,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 65 states and 130 transitions. [2021-11-22 23:23:32,700 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 130 transitions. [2021-11-22 23:23:32,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:23:32,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:32,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:42,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-22 23:23:42,795 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-22 23:23:42,798 INFO L158 Benchmark]: Toolchain (without parser) took 347131.31ms. Allocated memory was 119.5MB in the beginning and 251.7MB in the end (delta: 132.1MB). Free memory was 86.0MB in the beginning and 206.2MB in the end (delta: -120.2MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2021-11-22 23:23:42,798 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 88.1MB. Free memory was 59.3MB in the beginning and 59.3MB in the end (delta: 28.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:23:42,799 INFO L158 Benchmark]: CACSL2BoogieTranslator took 237.71ms. Allocated memory is still 119.5MB. Free memory was 86.0MB in the beginning and 95.5MB in the end (delta: -9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 23:23:42,799 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.64ms. Allocated memory is still 119.5MB. Free memory was 95.5MB in the beginning and 94.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:23:42,799 INFO L158 Benchmark]: Boogie Preprocessor took 21.42ms. Allocated memory is still 119.5MB. Free memory was 94.1MB in the beginning and 93.4MB in the end (delta: 742.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:23:42,799 INFO L158 Benchmark]: RCFGBuilder took 313.26ms. Allocated memory is still 119.5MB. Free memory was 93.4MB in the beginning and 82.2MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-22 23:23:42,800 INFO L158 Benchmark]: CodeCheck took 346518.67ms. Allocated memory was 119.5MB in the beginning and 251.7MB in the end (delta: 132.1MB). Free memory was 82.2MB in the beginning and 206.2MB in the end (delta: -124.0MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2021-11-22 23:23:42,801 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 88.1MB. Free memory was 59.3MB in the beginning and 59.3MB in the end (delta: 28.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 237.71ms. Allocated memory is still 119.5MB. Free memory was 86.0MB in the beginning and 95.5MB in the end (delta: -9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.64ms. Allocated memory is still 119.5MB. Free memory was 95.5MB in the beginning and 94.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.42ms. Allocated memory is still 119.5MB. Free memory was 94.1MB in the beginning and 93.4MB in the end (delta: 742.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 313.26ms. Allocated memory is still 119.5MB. Free memory was 93.4MB in the beginning and 82.2MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 346518.67ms. Allocated memory was 119.5MB in the beginning and 251.7MB in the end (delta: 132.1MB). Free memory was 82.2MB in the beginning and 206.2MB in the end (delta: -124.0MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:23:42,937 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/poly1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3116e607f032f81b099fa1792f5e25b70e1832d9d57f1b8b6500e90d2143faec --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:23:45,200 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:23:45,202 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:23:45,248 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:23:45,249 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:23:45,253 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:23:45,255 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:23:45,259 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:23:45,262 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:23:45,267 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:23:45,271 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:23:45,273 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:23:45,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:23:45,276 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:23:45,278 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:23:45,283 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:23:45,284 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:23:45,285 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:23:45,287 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:23:45,298 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:23:45,304 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:23:45,305 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:23:45,308 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:23:45,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:23:45,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:23:45,320 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:23:45,320 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:23:45,322 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:23:45,323 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:23:45,324 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:23:45,325 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:23:45,326 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:23:45,328 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:23:45,329 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:23:45,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:23:45,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:23:45,348 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:23:45,348 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:23:45,348 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:23:45,351 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:23:45,351 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:23:45,352 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-22 23:23:45,397 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:23:45,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:23:45,399 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:23:45,399 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:23:45,400 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:23:45,401 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:23:45,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:23:45,401 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:23:45,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:23:45,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:23:45,403 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:23:45,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:23:45,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:23:45,403 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 23:23:45,404 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 23:23:45,404 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 23:23:45,404 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:23:45,404 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:23:45,404 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:23:45,405 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:23:45,405 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:23:45,405 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:23:45,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:23:45,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:23:45,406 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:23:45,406 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:23:45,406 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:23:45,407 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-22 23:23:45,407 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 23:23:45,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:23:45,407 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-22 23:23:45,407 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 23:23:45,408 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3116e607f032f81b099fa1792f5e25b70e1832d9d57f1b8b6500e90d2143faec [2021-11-22 23:23:45,771 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:23:45,801 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:23:45,804 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:23:45,806 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:23:45,806 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:23:45,808 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-tiling/poly1.c [2021-11-22 23:23:45,878 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/data/ce16a47ed/ddcf122c710c4805909df9b8a4c20b82/FLAGbfd2c4010 [2021-11-22 23:23:46,454 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:23:46,455 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/sv-benchmarks/c/array-tiling/poly1.c [2021-11-22 23:23:46,463 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/data/ce16a47ed/ddcf122c710c4805909df9b8a4c20b82/FLAGbfd2c4010 [2021-11-22 23:23:46,813 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/data/ce16a47ed/ddcf122c710c4805909df9b8a4c20b82 [2021-11-22 23:23:46,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:23:46,817 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:23:46,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:23:46,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:23:46,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:23:46,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:23:46" (1/1) ... [2021-11-22 23:23:46,824 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7596cc68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:46, skipping insertion in model container [2021-11-22 23:23:46,824 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:23:46" (1/1) ... [2021-11-22 23:23:46,850 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:23:46,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:23:46,986 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/sv-benchmarks/c/array-tiling/poly1.c[396,409] [2021-11-22 23:23:47,001 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:23:47,014 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:23:47,025 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/sv-benchmarks/c/array-tiling/poly1.c[396,409] [2021-11-22 23:23:47,031 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:23:47,076 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:23:47,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:47 WrapperNode [2021-11-22 23:23:47,077 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:23:47,078 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:23:47,082 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:23:47,088 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:23:47,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:47" (1/1) ... [2021-11-22 23:23:47,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:47" (1/1) ... [2021-11-22 23:23:47,130 INFO L137 Inliner]: procedures = 18, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 46 [2021-11-22 23:23:47,131 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:23:47,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:23:47,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:23:47,132 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:23:47,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:47" (1/1) ... [2021-11-22 23:23:47,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:47" (1/1) ... [2021-11-22 23:23:47,156 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:47" (1/1) ... [2021-11-22 23:23:47,156 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:47" (1/1) ... [2021-11-22 23:23:47,162 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:47" (1/1) ... [2021-11-22 23:23:47,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:47" (1/1) ... [2021-11-22 23:23:47,167 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:47" (1/1) ... [2021-11-22 23:23:47,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:23:47,170 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:23:47,170 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:23:47,171 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:23:47,171 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:47" (1/1) ... [2021-11-22 23:23:47,178 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:23:47,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:23:47,210 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:23:47,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:23:47,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:23:47,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-22 23:23:47,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-22 23:23:47,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:23:47,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:23:47,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:23:47,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-22 23:23:47,320 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:23:47,322 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:23:47,531 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:23:47,554 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:23:47,555 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-22 23:23:47,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:23:47 BoogieIcfgContainer [2021-11-22 23:23:47,557 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:23:47,558 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:23:47,558 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:23:47,568 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:23:47,568 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:23:47" (1/1) ... [2021-11-22 23:23:47,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:23:47,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:47,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2021-11-22 23:23:47,629 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2021-11-22 23:23:47,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-22 23:23:47,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:47,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:47,676 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-22 23:23:47,681 INFO L158 Benchmark]: Toolchain (without parser) took 862.97ms. Allocated memory is still 65.0MB. Free memory was 45.1MB in the beginning and 29.3MB in the end (delta: 15.8MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2021-11-22 23:23:47,681 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 65.0MB. Free memory is still 45.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:23:47,682 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.24ms. Allocated memory is still 65.0MB. Free memory was 44.9MB in the beginning and 48.8MB in the end (delta: -3.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-22 23:23:47,683 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.94ms. Allocated memory is still 65.0MB. Free memory was 48.8MB in the beginning and 47.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:23:47,684 INFO L158 Benchmark]: Boogie Preprocessor took 37.77ms. Allocated memory is still 65.0MB. Free memory was 47.1MB in the beginning and 46.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:23:47,685 INFO L158 Benchmark]: RCFGBuilder took 387.11ms. Allocated memory is still 65.0MB. Free memory was 46.0MB in the beginning and 35.5MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-22 23:23:47,687 INFO L158 Benchmark]: CodeCheck took 120.94ms. Allocated memory is still 65.0MB. Free memory was 35.3MB in the beginning and 29.3MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 23:23:47,694 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 65.0MB. Free memory is still 45.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.24ms. Allocated memory is still 65.0MB. Free memory was 44.9MB in the beginning and 48.8MB in the end (delta: -3.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.94ms. Allocated memory is still 65.0MB. Free memory was 48.8MB in the beginning and 47.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.77ms. Allocated memory is still 65.0MB. Free memory was 47.1MB in the beginning and 46.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 387.11ms. Allocated memory is still 65.0MB. Free memory was 46.0MB in the beginning and 35.5MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 120.94ms. Allocated memory is still 65.0MB. Free memory was 35.3MB in the beginning and 29.3MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:23:47,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73312442-bcd6-4922-be8f-11679897999a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared