./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array17_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0307391-f67a-4fe7-826d-895b953aea9a/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0307391-f67a-4fe7-826d-895b953aea9a/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0307391-f67a-4fe7-826d-895b953aea9a/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0307391-f67a-4fe7-826d-895b953aea9a/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array17_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0307391-f67a-4fe7-826d-895b953aea9a/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0307391-f67a-4fe7-826d-895b953aea9a/bin/ukojak-vF6T2TMglN --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 1bbdbab39b20ef0f9bb51ea0fb71bf773586866898cf5babc34262381f9b9103 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:56:25,987 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:56:25,990 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:56:26,045 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:56:26,045 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:56:26,049 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:56:26,051 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:56:26,054 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:56:26,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:56:26,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:56:26,063 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:56:26,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:56:26,065 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:56:26,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:56:26,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:56:26,075 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:56:26,080 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:56:26,081 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:56:26,083 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:56:26,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:56:26,094 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:56:26,095 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:56:26,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:56:26,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:56:26,107 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:56:26,107 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:56:26,108 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:56:26,110 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:56:26,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:56:26,112 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:56:26,112 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:56:26,113 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:56:26,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:56:26,116 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:56:26,117 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:56:26,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:56:26,118 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:56:26,119 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:56:26,119 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:56:26,120 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:56:26,120 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:56:26,121 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0307391-f67a-4fe7-826d-895b953aea9a/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 04:56:26,165 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:56:26,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:56:26,166 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:56:26,166 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:56:26,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:56:26,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:56:26,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:56:26,167 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 04:56:26,174 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 04:56:26,174 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 04:56:26,175 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:56:26,175 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:56:26,175 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:56:26,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:56:26,176 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 04:56:26,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:56:26,176 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:56:26,176 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:56:26,176 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:56:26,177 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:56:26,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:56:26,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:56:26,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:56:26,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:56:26,178 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:56:26,178 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 04:56:26,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 04:56:26,178 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:56:26,178 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_a0307391-f67a-4fe7-826d-895b953aea9a/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0307391-f67a-4fe7-826d-895b953aea9a/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1bbdbab39b20ef0f9bb51ea0fb71bf773586866898cf5babc34262381f9b9103 [2021-11-21 04:56:26,434 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:56:26,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:56:26,457 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:56:26,458 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:56:26,459 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:56:26,460 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0307391-f67a-4fe7-826d-895b953aea9a/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/array-patterns/array17_pattern.c [2021-11-21 04:56:26,525 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0307391-f67a-4fe7-826d-895b953aea9a/bin/ukojak-vF6T2TMglN/data/ca51e3aa8/17f5d2a3648e4e7a98e3922c2dbfa692/FLAG65fce3765 [2021-11-21 04:56:26,987 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:56:26,988 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0307391-f67a-4fe7-826d-895b953aea9a/sv-benchmarks/c/array-patterns/array17_pattern.c [2021-11-21 04:56:26,994 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0307391-f67a-4fe7-826d-895b953aea9a/bin/ukojak-vF6T2TMglN/data/ca51e3aa8/17f5d2a3648e4e7a98e3922c2dbfa692/FLAG65fce3765 [2021-11-21 04:56:27,368 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0307391-f67a-4fe7-826d-895b953aea9a/bin/ukojak-vF6T2TMglN/data/ca51e3aa8/17f5d2a3648e4e7a98e3922c2dbfa692 [2021-11-21 04:56:27,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:56:27,372 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:56:27,378 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:56:27,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:56:27,393 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:56:27,394 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:56:27" (1/1) ... [2021-11-21 04:56:27,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67a20bb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:27, skipping insertion in model container [2021-11-21 04:56:27,395 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:56:27" (1/1) ... [2021-11-21 04:56:27,402 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:56:27,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:56:27,577 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_a0307391-f67a-4fe7-826d-895b953aea9a/sv-benchmarks/c/array-patterns/array17_pattern.c[1441,1454] [2021-11-21 04:56:27,622 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:56:27,639 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:56:27,654 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_a0307391-f67a-4fe7-826d-895b953aea9a/sv-benchmarks/c/array-patterns/array17_pattern.c[1441,1454] [2021-11-21 04:56:27,680 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:56:27,701 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:56:27,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:27 WrapperNode [2021-11-21 04:56:27,702 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:56:27,703 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:56:27,703 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:56:27,703 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:56:27,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:27" (1/1) ... [2021-11-21 04:56:27,717 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:27" (1/1) ... [2021-11-21 04:56:27,740 INFO L137 Inliner]: procedures = 16, calls = 20, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2021-11-21 04:56:27,740 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:56:27,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:56:27,741 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:56:27,742 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:56:27,750 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:27" (1/1) ... [2021-11-21 04:56:27,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:27" (1/1) ... [2021-11-21 04:56:27,752 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:27" (1/1) ... [2021-11-21 04:56:27,753 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:27" (1/1) ... [2021-11-21 04:56:27,759 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:27" (1/1) ... [2021-11-21 04:56:27,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:27" (1/1) ... [2021-11-21 04:56:27,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:27" (1/1) ... [2021-11-21 04:56:27,767 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:56:27,768 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:56:27,768 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:56:27,769 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:56:27,770 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:27" (1/1) ... [2021-11-21 04:56:27,776 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:56:27,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0307391-f67a-4fe7-826d-895b953aea9a/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:56:27,797 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0307391-f67a-4fe7-826d-895b953aea9a/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:56:27,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0307391-f67a-4fe7-826d-895b953aea9a/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:56:27,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 04:56:27,849 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-21 04:56:27,849 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-21 04:56:27,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 04:56:27,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 04:56:27,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 04:56:27,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:56:27,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:56:27,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 04:56:27,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 04:56:27,920 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:56:27,921 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:56:28,075 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:56:28,146 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:56:28,146 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-21 04:56:28,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:56:28 BoogieIcfgContainer [2021-11-21 04:56:28,148 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 04:56:28,149 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 04:56:28,149 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 04:56:28,159 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 04:56:28,159 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:56:28" (1/1) ... [2021-11-21 04:56:28,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 04:56:28,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:56:28,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2021-11-21 04:56:28,237 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2021-11-21 04:56:28,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 04:56:28,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:56:28,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:56:28,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:56:28,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:56:28,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:56:28,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:56:28,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:56:28,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2021-11-21 04:56:28,489 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2021-11-21 04:56:28,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 04:56:28,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:56:28,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:56:28,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:56:28,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:56:28,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:56:28,689 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 04:56:28,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:56:28,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2021-11-21 04:56:28,775 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2021-11-21 04:56:28,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 04:56:28,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:56:28,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:56:28,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:56:28,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-21 04:56:28,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:56:28,976 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:56:29,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:56:29,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 37 states and 58 transitions. [2021-11-21 04:56:29,235 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 58 transitions. [2021-11-21 04:56:29,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 04:56:29,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:56:29,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:56:29,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:56:29,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-21 04:56:29,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:56:29,407 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:56:29,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:56:29,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 65 transitions. [2021-11-21 04:56:29,559 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 65 transitions. [2021-11-21 04:56:29,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 04:56:29,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:56:29,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:56:29,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:56:29,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-21 04:56:29,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:56:29,713 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:56:30,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:56:30,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 48 states and 82 transitions. [2021-11-21 04:56:30,011 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 82 transitions. [2021-11-21 04:56:30,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 04:56:30,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:56:30,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:56:30,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:56:30,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-21 04:56:30,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:56:30,129 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:56:30,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:56:30,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 51 states and 88 transitions. [2021-11-21 04:56:30,314 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 88 transitions. [2021-11-21 04:56:30,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 04:56:30,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:56:30,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:56:30,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:56:30,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 04:56:30,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:56:30,527 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:56:30,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:56:30,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2021-11-21 04:56:30,841 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2021-11-21 04:56:30,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:56:30,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:56:30,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:56:30,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:56:30,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:56:30,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:56:31,060 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:56:31,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:56:31,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 55 states and 99 transitions. [2021-11-21 04:56:31,558 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 99 transitions. [2021-11-21 04:56:31,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:56:31,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:56:31,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:56:31,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:56:31,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-21 04:56:31,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:56:31,817 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 [2021-11-21 04:56:31,830 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 [2021-11-21 04:56:32,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 571 treesize of output 557 [2021-11-21 04:56:33,949 INFO L354 Elim1Store]: treesize reduction 5306, result has 10.8 percent of original size [2021-11-21 04:56:33,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 49 case distinctions, treesize of input 801 treesize of output 1261 [2021-11-21 04:56:58,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:56:58,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:56:58,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:56:58,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:56:58,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:56:58,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:56:58,553 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 242 treesize of output 142 [2021-11-21 04:56:58,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:56:58,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:56:58,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:56:58,794 INFO L354 Elim1Store]: treesize reduction 267, result has 1.1 percent of original size [2021-11-21 04:56:58,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 291 treesize of output 171 [2021-11-21 04:56:58,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:56:58,943 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 04:56:58,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:56:58,947 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 04:56:58,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 244 treesize of output 143 [2021-11-21 04:56:59,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:56:59,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:56:59,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:56:59,588 INFO L354 Elim1Store]: treesize reduction 153, result has 38.6 percent of original size [2021-11-21 04:56:59,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 570 treesize of output 529 [2021-11-21 04:57:00,168 INFO L354 Elim1Store]: treesize reduction 280, result has 16.9 percent of original size [2021-11-21 04:57:00,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 454 treesize of output 260 [2021-11-21 04:57:00,811 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:57:00,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 39 [2021-11-21 04:57:00,887 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:57:02,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:02,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 61 states and 123 transitions. [2021-11-21 04:57:02,677 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 123 transitions. [2021-11-21 04:57:02,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:57:02,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:02,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:02,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:02,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 04:57:02,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:57:03,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 570 treesize of output 558 [2021-11-21 04:57:03,839 INFO L354 Elim1Store]: treesize reduction 5191, result has 2.1 percent of original size [2021-11-21 04:57:03,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 39 case distinctions, treesize of input 802 treesize of output 735 [2021-11-21 04:57:03,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:03,970 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 104 treesize of output 55 [2021-11-21 04:57:04,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:04,014 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 94 treesize of output 49 [2021-11-21 04:57:04,025 INFO L354 Elim1Store]: treesize reduction 41, result has 2.4 percent of original size [2021-11-21 04:57:04,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 107 treesize of output 40 [2021-11-21 04:57:04,713 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:57:04,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:57:04,771 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:57:07,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:07,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 70 states and 155 transitions. [2021-11-21 04:57:07,379 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 155 transitions. [2021-11-21 04:57:07,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:57:07,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:07,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:07,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:07,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 04:57:07,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:57:07,707 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:57:07,717 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 [2021-11-21 04:57:08,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 04:57:09,100 INFO L354 Elim1Store]: treesize reduction 4565, result has 2.5 percent of original size [2021-11-21 04:57:09,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 702 [2021-11-21 04:57:09,204 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:57:09,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:09,271 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 76 treesize of output 49 [2021-11-21 04:57:09,283 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 04:57:09,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 190 treesize of output 141 [2021-11-21 04:57:09,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 35 [2021-11-21 04:57:09,576 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:57:09,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:57:09,596 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:57:11,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:11,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 78 states and 176 transitions. [2021-11-21 04:57:11,734 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 176 transitions. [2021-11-21 04:57:11,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:57:11,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:11,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:11,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:11,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 04:57:11,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:57:12,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 04:57:12,628 INFO L354 Elim1Store]: treesize reduction 3966, result has 2.7 percent of original size [2021-11-21 04:57:12,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 694 [2021-11-21 04:57:12,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:12,695 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 99 treesize of output 52 [2021-11-21 04:57:12,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:12,727 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 100 treesize of output 51 [2021-11-21 04:57:12,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 57 [2021-11-21 04:57:12,994 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:57:12,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:57:13,013 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:57:13,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:13,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 79 states and 179 transitions. [2021-11-21 04:57:13,863 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 179 transitions. [2021-11-21 04:57:13,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:57:13,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:13,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:13,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:13,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 04:57:13,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:57:14,076 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 [2021-11-21 04:57:14,083 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 [2021-11-21 04:57:14,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 577 treesize of output 563 [2021-11-21 04:57:15,325 INFO L354 Elim1Store]: treesize reduction 5807, result has 2.4 percent of original size [2021-11-21 04:57:15,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 49 case distinctions, treesize of input 807 treesize of output 766 [2021-11-21 04:57:15,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:15,485 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 103 treesize of output 54 [2021-11-21 04:57:15,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:15,507 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 93 treesize of output 51 [2021-11-21 04:57:15,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:15,531 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 76 treesize of output 31 [2021-11-21 04:57:15,783 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:57:15,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:57:15,802 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:57:16,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:16,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 79 states and 179 transitions. [2021-11-21 04:57:16,310 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 179 transitions. [2021-11-21 04:57:16,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:57:16,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:16,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:16,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:16,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 04:57:16,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:57:16,476 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 [2021-11-21 04:57:16,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-21 04:57:17,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 04:57:17,729 INFO L354 Elim1Store]: treesize reduction 4560, result has 2.6 percent of original size [2021-11-21 04:57:17,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 707 [2021-11-21 04:57:17,834 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:57:17,869 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:57:17,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:17,910 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 80 treesize of output 35 [2021-11-21 04:57:17,922 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 04:57:17,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 188 treesize of output 91 [2021-11-21 04:57:17,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 35 [2021-11-21 04:57:18,180 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:57:18,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:57:18,194 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:57:18,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:18,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 79 states and 179 transitions. [2021-11-21 04:57:18,428 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 179 transitions. [2021-11-21 04:57:18,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:57:18,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:18,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:18,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:18,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 04:57:18,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:57:18,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 04:57:18,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 04:57:19,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 577 treesize of output 563 [2021-11-21 04:57:19,739 INFO L354 Elim1Store]: treesize reduction 5822, result has 2.1 percent of original size [2021-11-21 04:57:19,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 49 case distinctions, treesize of input 807 treesize of output 751 [2021-11-21 04:57:19,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:19,901 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 80 treesize of output 35 [2021-11-21 04:57:19,951 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:57:19,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:19,993 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 62 treesize of output 33 [2021-11-21 04:57:20,006 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-11-21 04:57:20,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 132 treesize of output 61 [2021-11-21 04:57:20,284 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:57:20,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:57:20,303 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:57:20,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:20,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 79 states and 179 transitions. [2021-11-21 04:57:20,326 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 179 transitions. [2021-11-21 04:57:20,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:57:20,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:20,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:20,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:20,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 04:57:20,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:57:20,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 04:57:20,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 04:57:21,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 04:57:21,543 INFO L354 Elim1Store]: treesize reduction 4547, result has 2.9 percent of original size [2021-11-21 04:57:21,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 720 [2021-11-21 04:57:21,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:21,653 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 91 treesize of output 46 [2021-11-21 04:57:21,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 25 [2021-11-21 04:57:21,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:21,695 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 103 treesize of output 54 [2021-11-21 04:57:22,012 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:57:22,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:57:22,033 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:57:22,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:22,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 79 states and 179 transitions. [2021-11-21 04:57:22,056 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 179 transitions. [2021-11-21 04:57:22,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:57:22,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:22,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:22,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:22,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 04:57:22,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:57:22,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 04:57:22,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 04:57:22,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 571 treesize of output 557 [2021-11-21 04:57:24,780 INFO L354 Elim1Store]: treesize reduction 5339, result has 10.2 percent of original size [2021-11-21 04:57:24,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 49 case distinctions, treesize of input 801 treesize of output 1228 [2021-11-21 04:57:34,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:34,261 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 94 treesize of output 49 [2021-11-21 04:57:34,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:34,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:34,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:34,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:34,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:34,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:34,701 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 154 treesize of output 80 [2021-11-21 04:57:34,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:34,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:34,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:34,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:34,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:34,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:34,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:34,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:34,858 INFO L354 Elim1Store]: treesize reduction 50, result has 33.3 percent of original size [2021-11-21 04:57:34,859 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 198 treesize of output 125 [2021-11-21 04:57:34,942 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:57:35,022 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:57:35,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:35,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:35,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:35,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:35,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:35,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:35,100 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 191 treesize of output 97 [2021-11-21 04:57:35,396 INFO L354 Elim1Store]: treesize reduction 324, result has 11.2 percent of original size [2021-11-21 04:57:35,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 579 treesize of output 528 [2021-11-21 04:57:35,548 INFO L354 Elim1Store]: treesize reduction 278, result has 17.5 percent of original size [2021-11-21 04:57:35,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 544 treesize of output 342 [2021-11-21 04:57:36,361 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:57:36,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 39 [2021-11-21 04:57:36,402 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:57:37,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:37,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 81 states and 185 transitions. [2021-11-21 04:57:37,557 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 185 transitions. [2021-11-21 04:57:37,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:57:37,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:37,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:37,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:37,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 04:57:37,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:57:37,679 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 [2021-11-21 04:57:37,685 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:57:38,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 04:57:38,723 INFO L354 Elim1Store]: treesize reduction 4547, result has 2.9 percent of original size [2021-11-21 04:57:38,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 720 [2021-11-21 04:57:38,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:38,804 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 93 treesize of output 44 [2021-11-21 04:57:38,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 25 [2021-11-21 04:57:38,838 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 04:57:38,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 134 treesize of output 85 [2021-11-21 04:57:39,122 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:57:39,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:57:39,140 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:57:39,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:39,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 81 states and 185 transitions. [2021-11-21 04:57:39,276 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 185 transitions. [2021-11-21 04:57:39,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:57:39,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:39,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:39,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:39,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 04:57:39,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:57:39,395 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 [2021-11-21 04:57:39,401 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:57:39,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 04:57:40,210 INFO L354 Elim1Store]: treesize reduction 4540, result has 3.0 percent of original size [2021-11-21 04:57:40,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 727 [2021-11-21 04:57:40,307 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:57:40,337 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:57:40,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:40,396 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 101 treesize of output 54 [2021-11-21 04:57:40,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 56 [2021-11-21 04:57:40,424 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 04:57:40,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 134 treesize of output 85 [2021-11-21 04:57:40,689 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:57:40,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:57:40,703 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:57:40,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:40,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 81 states and 185 transitions. [2021-11-21 04:57:40,725 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 185 transitions. [2021-11-21 04:57:40,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:57:40,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:40,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:40,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:40,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 04:57:40,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:57:40,837 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 [2021-11-21 04:57:40,842 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:57:41,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 577 treesize of output 563 [2021-11-21 04:57:41,915 INFO L354 Elim1Store]: treesize reduction 5834, result has 1.9 percent of original size [2021-11-21 04:57:41,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 49 case distinctions, treesize of input 807 treesize of output 739 [2021-11-21 04:57:42,066 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:57:42,123 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:57:42,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:42,179 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 92 treesize of output 54 [2021-11-21 04:57:42,199 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 04:57:42,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 215 treesize of output 166 [2021-11-21 04:57:42,208 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-11-21 04:57:42,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 112 treesize of output 40 [2021-11-21 04:57:42,504 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:57:42,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:57:42,520 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:57:42,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:42,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 81 states and 185 transitions. [2021-11-21 04:57:42,553 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 185 transitions. [2021-11-21 04:57:42,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:57:42,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:42,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:42,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:42,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 04:57:42,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:57:42,683 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 [2021-11-21 04:57:42,691 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 [2021-11-21 04:57:43,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 577 treesize of output 563 [2021-11-21 04:57:43,930 INFO L354 Elim1Store]: treesize reduction 5845, result has 1.7 percent of original size [2021-11-21 04:57:43,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 49 case distinctions, treesize of input 807 treesize of output 728 [2021-11-21 04:57:44,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:44,072 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 101 treesize of output 52 [2021-11-21 04:57:44,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:44,116 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 80 treesize of output 51 [2021-11-21 04:57:44,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:44,129 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 76 treesize of output 31 [2021-11-21 04:57:44,441 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:57:44,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:57:44,455 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:57:44,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:44,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 81 states and 185 transitions. [2021-11-21 04:57:44,573 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 185 transitions. [2021-11-21 04:57:44,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:57:44,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:44,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:44,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:44,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 04:57:44,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:57:44,733 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 [2021-11-21 04:57:44,740 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 [2021-11-21 04:57:45,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 04:57:45,539 INFO L354 Elim1Store]: treesize reduction 4577, result has 2.2 percent of original size [2021-11-21 04:57:45,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 690 [2021-11-21 04:57:45,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:45,603 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 87 treesize of output 45 [2021-11-21 04:57:45,644 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:57:45,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:45,670 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 104 treesize of output 55 [2021-11-21 04:57:45,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 29 [2021-11-21 04:57:45,968 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:57:45,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:57:45,991 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:57:46,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:46,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 81 states and 185 transitions. [2021-11-21 04:57:46,011 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 185 transitions. [2021-11-21 04:57:46,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:57:46,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:46,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:46,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:46,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 04:57:46,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:57:46,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 04:57:46,522 INFO L354 Elim1Store]: treesize reduction 3960, result has 2.9 percent of original size [2021-11-21 04:57:46,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 700 [2021-11-21 04:57:46,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:46,606 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 103 treesize of output 56 [2021-11-21 04:57:46,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:46,656 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 106 treesize of output 57 [2021-11-21 04:57:46,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 35 [2021-11-21 04:57:46,974 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:57:46,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:57:46,992 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:57:47,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:47,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 81 states and 185 transitions. [2021-11-21 04:57:47,023 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 185 transitions. [2021-11-21 04:57:47,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:57:47,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:47,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:47,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:47,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 04:57:47,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:57:47,148 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 [2021-11-21 04:57:47,155 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 [2021-11-21 04:57:47,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 04:57:47,959 INFO L354 Elim1Store]: treesize reduction 4549, result has 2.8 percent of original size [2021-11-21 04:57:47,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 718 [2021-11-21 04:57:48,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:48,036 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 89 treesize of output 51 [2021-11-21 04:57:48,077 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:57:48,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 25 [2021-11-21 04:57:48,117 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 04:57:48,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 128 treesize of output 79 [2021-11-21 04:57:48,405 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:57:48,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:57:48,419 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:57:49,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:49,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 83 states and 190 transitions. [2021-11-21 04:57:49,021 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 190 transitions. [2021-11-21 04:57:49,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:57:49,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:49,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:49,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:49,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 04:57:49,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:57:49,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 04:57:49,507 INFO L354 Elim1Store]: treesize reduction 3967, result has 2.7 percent of original size [2021-11-21 04:57:49,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 693 [2021-11-21 04:57:49,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:49,595 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 96 treesize of output 49 [2021-11-21 04:57:49,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:49,642 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 106 treesize of output 57 [2021-11-21 04:57:49,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 35 [2021-11-21 04:57:49,963 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:57:49,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:57:49,978 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:57:49,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:50,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 83 states and 190 transitions. [2021-11-21 04:57:50,000 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 190 transitions. [2021-11-21 04:57:50,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:57:50,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:50,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:50,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:50,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 04:57:50,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:57:50,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 04:57:50,519 INFO L354 Elim1Store]: treesize reduction 3941, result has 3.3 percent of original size [2021-11-21 04:57:50,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 719 [2021-11-21 04:57:50,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:50,660 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 100 treesize of output 51 [2021-11-21 04:57:50,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 25 [2021-11-21 04:57:50,737 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-11-21 04:57:50,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 130 treesize of output 83 [2021-11-21 04:57:51,082 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:57:51,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:57:51,096 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:57:51,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:51,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 83 states and 190 transitions. [2021-11-21 04:57:51,130 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 190 transitions. [2021-11-21 04:57:51,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:57:51,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:51,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:51,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:51,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 04:57:51,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:57:51,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 04:57:51,621 INFO L354 Elim1Store]: treesize reduction 3946, result has 3.2 percent of original size [2021-11-21 04:57:51,621 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 714 [2021-11-21 04:57:51,715 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:57:51,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:51,760 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 93 treesize of output 48 [2021-11-21 04:57:51,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 27 [2021-11-21 04:57:51,822 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 04:57:51,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 130 treesize of output 57 [2021-11-21 04:57:52,160 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:57:52,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:57:52,174 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:57:52,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:52,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 83 states and 190 transitions. [2021-11-21 04:57:52,216 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 190 transitions. [2021-11-21 04:57:52,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:57:52,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:52,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:52,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:52,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 04:57:52,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:57:52,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 04:57:52,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 04:57:53,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 577 treesize of output 563 [2021-11-21 04:57:53,700 INFO L354 Elim1Store]: treesize reduction 5834, result has 1.9 percent of original size [2021-11-21 04:57:53,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 49 case distinctions, treesize of input 807 treesize of output 739 [2021-11-21 04:57:53,780 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:57:53,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:53,828 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 94 treesize of output 54 [2021-11-21 04:57:53,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:53,850 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 102 treesize of output 55 [2021-11-21 04:57:53,861 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-11-21 04:57:53,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 112 treesize of output 40 [2021-11-21 04:57:54,220 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:57:54,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:57:54,234 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:57:54,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:54,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 83 states and 190 transitions. [2021-11-21 04:57:54,254 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 190 transitions. [2021-11-21 04:57:54,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:57:54,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:54,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:54,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:54,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 04:57:54,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:57:54,385 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 [2021-11-21 04:57:54,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-21 04:57:55,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 04:57:55,413 INFO L354 Elim1Store]: treesize reduction 4560, result has 2.6 percent of original size [2021-11-21 04:57:55,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 707 [2021-11-21 04:57:55,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:55,503 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 78 treesize of output 51 [2021-11-21 04:57:55,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 25 [2021-11-21 04:57:55,548 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 04:57:55,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 128 treesize of output 79 [2021-11-21 04:57:55,894 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:57:55,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:57:55,908 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:57:55,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:55,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 83 states and 190 transitions. [2021-11-21 04:57:55,929 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 190 transitions. [2021-11-21 04:57:55,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:57:55,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:55,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:55,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:55,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 04:57:55,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:57:56,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 04:57:56,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 04:57:56,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 04:57:57,165 INFO L354 Elim1Store]: treesize reduction 4545, result has 2.9 percent of original size [2021-11-21 04:57:57,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 722 [2021-11-21 04:57:57,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:57,244 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 97 treesize of output 55 [2021-11-21 04:57:57,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 27 [2021-11-21 04:57:57,318 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 04:57:57,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 130 treesize of output 57 [2021-11-21 04:57:57,669 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:57:57,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:57:57,683 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:57:57,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:57,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 83 states and 190 transitions. [2021-11-21 04:57:57,696 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 190 transitions. [2021-11-21 04:57:57,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:57:57,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:57,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:57,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:57,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 04:57:57,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:57:57,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 04:57:58,180 INFO L354 Elim1Store]: treesize reduction 3955, result has 3.0 percent of original size [2021-11-21 04:57:58,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 705 [2021-11-21 04:57:58,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:57:58,240 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 86 treesize of output 48 [2021-11-21 04:57:58,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 27 [2021-11-21 04:57:58,288 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-11-21 04:57:58,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 126 treesize of output 55 [2021-11-21 04:57:58,634 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:57:58,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:57:58,652 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:57:58,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:58,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 83 states and 190 transitions. [2021-11-21 04:57:58,671 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 190 transitions. [2021-11-21 04:57:58,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:57:58,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:58,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:58,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:58,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 04:57:58,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:57:58,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 04:57:58,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 04:57:59,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 571 treesize of output 557 [2021-11-21 04:58:01,041 INFO L354 Elim1Store]: treesize reduction 5379, result has 9.6 percent of original size [2021-11-21 04:58:01,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 49 case distinctions, treesize of input 801 treesize of output 1188 [2021-11-21 04:58:01,352 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:58:01,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:01,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:01,424 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 04:58:01,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 81 [2021-11-21 04:58:01,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:01,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:01,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:01,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:01,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:01,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:01,717 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 188 treesize of output 95 [2021-11-21 04:58:02,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:02,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:02,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:02,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:02,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:02,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:02,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:02,070 INFO L354 Elim1Store]: treesize reduction 114, result has 0.9 percent of original size [2021-11-21 04:58:02,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 237 treesize of output 121 [2021-11-21 04:58:03,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:03,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:03,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:03,733 INFO L354 Elim1Store]: treesize reduction 169, result has 25.9 percent of original size [2021-11-21 04:58:03,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 545 treesize of output 519 [2021-11-21 04:58:04,183 INFO L354 Elim1Store]: treesize reduction 274, result has 24.9 percent of original size [2021-11-21 04:58:04,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 841 treesize of output 630 [2021-11-21 04:58:05,198 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:58:05,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 39 [2021-11-21 04:58:05,231 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:58:07,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:07,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 86 states and 203 transitions. [2021-11-21 04:58:07,408 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 203 transitions. [2021-11-21 04:58:07,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:58:07,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:07,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:07,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:07,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 04:58:07,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:07,542 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 [2021-11-21 04:58:07,549 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 [2021-11-21 04:58:08,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 577 treesize of output 563 [2021-11-21 04:58:08,526 INFO L354 Elim1Store]: treesize reduction 5820, result has 2.1 percent of original size [2021-11-21 04:58:08,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 49 case distinctions, treesize of input 807 treesize of output 753 [2021-11-21 04:58:08,649 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:58:08,704 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:58:08,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:08,759 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 81 treesize of output 52 [2021-11-21 04:58:08,780 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 04:58:08,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 211 treesize of output 162 [2021-11-21 04:58:08,787 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-11-21 04:58:08,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 108 treesize of output 40 [2021-11-21 04:58:09,143 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:58:09,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:58:09,166 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:58:09,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:09,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 86 states and 203 transitions. [2021-11-21 04:58:09,178 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 203 transitions. [2021-11-21 04:58:09,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:58:09,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:09,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:09,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:09,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 04:58:09,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:09,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 04:58:09,276 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:58:09,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 04:58:10,383 INFO L354 Elim1Store]: treesize reduction 4562, result has 2.5 percent of original size [2021-11-21 04:58:10,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 705 [2021-11-21 04:58:10,468 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:58:10,511 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:58:10,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:10,594 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 100 treesize of output 53 [2021-11-21 04:58:10,611 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-11-21 04:58:10,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 108 [2021-11-21 04:58:10,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 29 [2021-11-21 04:58:10,973 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:58:10,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:58:10,987 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:58:10,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:10,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 86 states and 203 transitions. [2021-11-21 04:58:11,000 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 203 transitions. [2021-11-21 04:58:11,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:58:11,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:11,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:11,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:11,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 04:58:11,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:11,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 04:58:11,720 INFO L354 Elim1Store]: treesize reduction 3964, result has 2.8 percent of original size [2021-11-21 04:58:11,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 696 [2021-11-21 04:58:11,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:11,859 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 101 treesize of output 54 [2021-11-21 04:58:11,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:11,878 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 102 treesize of output 53 [2021-11-21 04:58:11,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 35 [2021-11-21 04:58:12,287 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:58:12,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:58:12,305 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:58:13,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:13,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 04:58:13,279 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 04:58:13,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:58:13,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:13,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:13,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:13,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 04:58:13,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:13,410 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 [2021-11-21 04:58:13,416 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 [2021-11-21 04:58:14,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 04:58:14,446 INFO L354 Elim1Store]: treesize reduction 4583, result has 2.1 percent of original size [2021-11-21 04:58:14,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 684 [2021-11-21 04:58:14,527 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:58:14,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:14,601 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 82 treesize of output 35 [2021-11-21 04:58:14,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 27 [2021-11-21 04:58:14,655 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-11-21 04:58:14,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 134 treesize of output 63 [2021-11-21 04:58:15,028 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:58:15,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:58:15,042 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:58:15,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:15,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 04:58:15,054 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 04:58:15,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:58:15,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:15,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:15,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:15,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 04:58:15,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:15,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 04:58:15,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 04:58:15,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 04:58:16,307 INFO L354 Elim1Store]: treesize reduction 4560, result has 2.6 percent of original size [2021-11-21 04:58:16,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 707 [2021-11-21 04:58:16,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:16,380 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 78 treesize of output 51 [2021-11-21 04:58:16,409 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:58:16,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 25 [2021-11-21 04:58:16,457 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 04:58:16,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 128 treesize of output 79 [2021-11-21 04:58:16,843 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:58:16,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:58:16,857 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:58:16,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:16,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 04:58:16,876 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 04:58:16,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:58:16,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:16,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:16,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:16,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 04:58:16,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:17,024 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 [2021-11-21 04:58:17,031 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 [2021-11-21 04:58:17,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 04:58:18,048 INFO L354 Elim1Store]: treesize reduction 4558, result has 2.6 percent of original size [2021-11-21 04:58:18,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 709 [2021-11-21 04:58:18,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:18,115 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 104 treesize of output 55 [2021-11-21 04:58:18,175 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:58:18,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:18,238 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 83 treesize of output 54 [2021-11-21 04:58:18,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 35 [2021-11-21 04:58:18,663 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:58:18,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:58:18,677 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:58:18,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:18,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 04:58:18,722 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 04:58:18,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:58:18,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:18,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:18,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:18,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 04:58:18,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:18,911 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 [2021-11-21 04:58:18,917 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 [2021-11-21 04:58:19,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 04:58:19,748 INFO L354 Elim1Store]: treesize reduction 4542, result has 3.0 percent of original size [2021-11-21 04:58:19,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 725 [2021-11-21 04:58:19,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:19,855 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 98 treesize of output 53 [2021-11-21 04:58:19,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 27 [2021-11-21 04:58:19,915 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 04:58:19,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 136 treesize of output 63 [2021-11-21 04:58:20,322 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:58:20,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:58:20,344 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:58:20,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:20,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 04:58:20,371 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 04:58:20,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:58:20,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:20,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:20,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:20,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-21 04:58:20,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:20,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 04:58:21,199 INFO L354 Elim1Store]: treesize reduction 3941, result has 3.3 percent of original size [2021-11-21 04:58:21,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 719 [2021-11-21 04:58:21,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:21,264 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 98 treesize of output 53 [2021-11-21 04:58:21,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 27 [2021-11-21 04:58:21,320 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 04:58:21,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 130 treesize of output 57 [2021-11-21 04:58:21,748 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:58:21,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:58:21,762 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:58:22,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:22,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 04:58:22,170 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 04:58:22,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:58:22,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:22,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:22,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:22,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 04:58:22,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:22,315 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 [2021-11-21 04:58:22,323 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 [2021-11-21 04:58:22,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 04:58:23,333 INFO L354 Elim1Store]: treesize reduction 4544, result has 2.9 percent of original size [2021-11-21 04:58:23,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 723 [2021-11-21 04:58:23,442 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:58:23,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:23,497 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 100 treesize of output 53 [2021-11-21 04:58:23,512 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-11-21 04:58:23,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 179 treesize of output 88 [2021-11-21 04:58:23,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 57 [2021-11-21 04:58:23,943 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:58:23,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:58:23,957 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:58:24,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:24,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 04:58:24,004 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 04:58:24,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:58:24,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:24,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:24,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:24,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 04:58:24,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:24,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 04:58:24,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 04:58:24,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 04:58:25,335 INFO L354 Elim1Store]: treesize reduction 4551, result has 2.8 percent of original size [2021-11-21 04:58:25,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 716 [2021-11-21 04:58:25,402 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:58:25,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:25,452 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 100 treesize of output 53 [2021-11-21 04:58:25,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:25,513 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 92 treesize of output 45 [2021-11-21 04:58:25,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 35 [2021-11-21 04:58:25,947 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:58:25,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:58:25,962 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:58:25,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:25,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 04:58:25,994 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 04:58:25,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:58:25,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:25,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:26,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:26,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 04:58:26,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:26,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 04:58:26,486 INFO L354 Elim1Store]: treesize reduction 3976, result has 2.5 percent of original size [2021-11-21 04:58:26,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 684 [2021-11-21 04:58:26,539 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:58:26,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:26,604 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 87 treesize of output 49 [2021-11-21 04:58:26,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:26,644 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 106 treesize of output 57 [2021-11-21 04:58:26,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 29 [2021-11-21 04:58:27,094 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:58:27,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:58:27,118 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:58:27,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:27,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 04:58:27,145 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 04:58:27,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:58:27,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:27,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:27,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:27,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 04:58:27,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:27,251 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 [2021-11-21 04:58:27,258 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:58:27,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 04:58:28,301 INFO L354 Elim1Store]: treesize reduction 4574, result has 2.3 percent of original size [2021-11-21 04:58:28,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 693 [2021-11-21 04:58:28,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:28,388 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 92 treesize of output 45 [2021-11-21 04:58:28,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:28,413 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 102 treesize of output 55 [2021-11-21 04:58:28,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 35 [2021-11-21 04:58:28,864 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:58:28,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:58:28,878 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:58:28,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:28,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 04:58:28,928 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 04:58:28,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:58:28,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:28,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:28,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:28,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 04:58:28,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:29,243 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 39 [2021-11-21 04:58:30,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 04:58:30,677 INFO L354 Elim1Store]: treesize reduction 4580, result has 2.2 percent of original size [2021-11-21 04:58:30,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 687 [2021-11-21 04:58:30,766 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:58:30,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:30,812 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 100 treesize of output 53 [2021-11-21 04:58:30,830 INFO L354 Elim1Store]: treesize reduction 26, result has 3.7 percent of original size [2021-11-21 04:58:30,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 137 treesize of output 64 [2021-11-21 04:58:30,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 51 [2021-11-21 04:58:31,276 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:58:31,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:58:31,289 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:58:31,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:31,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 04:58:31,627 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 04:58:31,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:58:31,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:31,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:31,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:31,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 04:58:31,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:31,715 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:58:31,720 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 [2021-11-21 04:58:32,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 04:58:32,819 INFO L354 Elim1Store]: treesize reduction 4565, result has 2.5 percent of original size [2021-11-21 04:58:32,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 702 [2021-11-21 04:58:32,932 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:58:33,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:33,006 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 104 treesize of output 57 [2021-11-21 04:58:33,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:33,045 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 101 treesize of output 54 [2021-11-21 04:58:33,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 35 [2021-11-21 04:58:33,491 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:58:33,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:58:33,505 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:58:33,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:33,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 04:58:33,518 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 04:58:33,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:58:33,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:33,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:33,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:33,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 04:58:33,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:58:33,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 04:58:33,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 04:58:34,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 571 treesize of output 557 [2021-11-21 04:58:35,963 INFO L354 Elim1Store]: treesize reduction 5286, result has 11.1 percent of original size [2021-11-21 04:58:35,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 49 case distinctions, treesize of input 801 treesize of output 1281 [2021-11-21 04:58:57,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:57,477 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 04:58:57,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 56 [2021-11-21 04:58:57,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:57,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:57,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:57,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:57,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:57,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:57,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:57,706 INFO L354 Elim1Store]: treesize reduction 112, result has 8.2 percent of original size [2021-11-21 04:58:57,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 252 treesize of output 142 [2021-11-21 04:58:57,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:57,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:57,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:57,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:57,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:57,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:57,989 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 203 treesize of output 106 [2021-11-21 04:58:58,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:58,345 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 102 treesize of output 53 [2021-11-21 04:58:58,452 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:58:58,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:58,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:58,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:58:58,815 INFO L354 Elim1Store]: treesize reduction 145, result has 41.8 percent of original size [2021-11-21 04:58:58,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 399 treesize of output 367 [2021-11-21 04:59:00,248 INFO L354 Elim1Store]: treesize reduction 344, result has 12.5 percent of original size [2021-11-21 04:59:00,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 419 treesize of output 274 [2021-11-21 04:59:01,140 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:59:01,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 39 [2021-11-21 04:59:01,174 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:59:01,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:01,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 04:59:01,214 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 04:59:01,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:59:01,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:01,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:01,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:59:01,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 04:59:01,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:59:01,312 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 [2021-11-21 04:59:01,318 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:59:02,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 04:59:02,481 INFO L354 Elim1Store]: treesize reduction 4538, result has 3.1 percent of original size [2021-11-21 04:59:02,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 729 [2021-11-21 04:59:02,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:59:02,596 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 104 treesize of output 55 [2021-11-21 04:59:02,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 27 [2021-11-21 04:59:02,663 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 04:59:02,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 130 treesize of output 57 [2021-11-21 04:59:03,214 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:59:03,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:59:03,229 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:59:03,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:03,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 04:59:03,244 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 04:59:03,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:59:03,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:03,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:03,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:59:03,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 04:59:03,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:59:03,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 04:59:03,735 INFO L354 Elim1Store]: treesize reduction 3964, result has 2.8 percent of original size [2021-11-21 04:59:03,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 696 [2021-11-21 04:59:03,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:59:03,834 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 102 treesize of output 53 [2021-11-21 04:59:03,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:59:03,904 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 101 treesize of output 54 [2021-11-21 04:59:03,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 35 [2021-11-21 04:59:04,507 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:59:04,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:59:04,525 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:59:04,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:04,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 04:59:04,541 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 04:59:04,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:59:04,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:04,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:04,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:59:04,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 04:59:04,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:59:04,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 04:59:05,102 INFO L354 Elim1Store]: treesize reduction 3973, result has 2.6 percent of original size [2021-11-21 04:59:05,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 687 [2021-11-21 04:59:05,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:59:05,228 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 101 treesize of output 52 [2021-11-21 04:59:05,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:59:05,256 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 91 treesize of output 44 [2021-11-21 04:59:05,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 57 [2021-11-21 04:59:05,779 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:59:05,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:59:05,793 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:59:05,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:05,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 04:59:05,838 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 04:59:05,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:59:05,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:05,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:05,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:59:05,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 04:59:05,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:59:06,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 04:59:06,292 INFO L354 Elim1Store]: treesize reduction 3964, result has 2.8 percent of original size [2021-11-21 04:59:06,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 696 [2021-11-21 04:59:06,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:59:06,386 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 102 treesize of output 55 [2021-11-21 04:59:06,412 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:59:06,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:59:06,455 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 101 treesize of output 54 [2021-11-21 04:59:06,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 35 [2021-11-21 04:59:07,042 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:59:07,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:59:07,056 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:59:07,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:07,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 04:59:07,069 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 04:59:07,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:59:07,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:07,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:07,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:59:07,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 04:59:07,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:59:07,158 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 [2021-11-21 04:59:07,166 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 [2021-11-21 04:59:07,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 04:59:07,967 INFO L354 Elim1Store]: treesize reduction 4576, result has 2.2 percent of original size [2021-11-21 04:59:07,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 691 [2021-11-21 04:59:08,036 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:59:08,085 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:59:08,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:59:08,181 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 92 treesize of output 54 [2021-11-21 04:59:08,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 186 treesize of output 111 [2021-11-21 04:59:08,208 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-11-21 04:59:08,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 130 treesize of output 83 [2021-11-21 04:59:08,753 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:59:08,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:59:08,767 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:59:08,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:08,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 04:59:08,778 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 04:59:08,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:59:08,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:08,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:08,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:59:08,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 04:59:08,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:59:08,885 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:59:08,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 04:59:09,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 04:59:10,173 INFO L354 Elim1Store]: treesize reduction 4560, result has 2.6 percent of original size [2021-11-21 04:59:10,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 707 [2021-11-21 04:59:10,267 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:59:10,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:59:10,331 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 81 treesize of output 54 [2021-11-21 04:59:10,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 190 treesize of output 115 [2021-11-21 04:59:10,371 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 04:59:10,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 134 treesize of output 85 [2021-11-21 04:59:10,915 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:59:10,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:59:10,929 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:59:10,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:10,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 04:59:10,974 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 04:59:10,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:59:10,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:10,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:11,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:59:11,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 04:59:11,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:59:11,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 04:59:11,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 04:59:11,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 04:59:12,223 INFO L354 Elim1Store]: treesize reduction 4547, result has 2.9 percent of original size [2021-11-21 04:59:12,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 720 [2021-11-21 04:59:12,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:59:12,502 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 100 treesize of output 53 [2021-11-21 04:59:12,531 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-11-21 04:59:12,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 176 treesize of output 83 [2021-11-21 04:59:12,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 35 [2021-11-21 04:59:13,097 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:59:13,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:59:13,115 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:59:13,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:13,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 04:59:13,128 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 04:59:13,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:59:13,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:13,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:13,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:59:13,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 04:59:13,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:59:13,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 04:59:13,932 INFO L354 Elim1Store]: treesize reduction 3948, result has 3.2 percent of original size [2021-11-21 04:59:13,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 712 [2021-11-21 04:59:14,059 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:59:14,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:59:14,160 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 106 treesize of output 57 [2021-11-21 04:59:14,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:59:14,260 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 92 treesize of output 54 [2021-11-21 04:59:14,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 35 [2021-11-21 04:59:14,873 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:59:14,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:59:14,887 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:59:15,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:15,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 04:59:15,199 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 04:59:15,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:59:15,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:15,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:15,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:59:15,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 04:59:15,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:59:15,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 04:59:15,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 04:59:16,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 04:59:16,712 INFO L354 Elim1Store]: treesize reduction 4558, result has 2.6 percent of original size [2021-11-21 04:59:16,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 709 [2021-11-21 04:59:16,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:59:16,786 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 104 treesize of output 55 [2021-11-21 04:59:16,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 04:59:16,859 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 83 treesize of output 34 [2021-11-21 04:59:16,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 35 [2021-11-21 04:59:17,450 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 04:59:17,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 04:59:17,464 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:59:17,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:17,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 04:59:17,507 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 04:59:17,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:59:17,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:17,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:17,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:59:17,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 04:59:17,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:59:17,607 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 04:59:17,611 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 [2021-11-21 04:59:18,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 571 treesize of output 557 [2021-11-21 04:59:19,915 INFO L354 Elim1Store]: treesize reduction 5472, result has 8.0 percent of original size [2021-11-21 04:59:19,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 49 case distinctions, treesize of input 801 treesize of output 1095 [2021-11-21 05:00:05,850 WARN L227 SmtUtils]: Spent 10.77s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-21 05:00:37,022 WARN L227 SmtUtils]: Spent 6.44s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-21 05:00:55,204 WARN L227 SmtUtils]: Spent 10.19s on a formula simplification. DAG size of input: 17 DAG size of output: 1 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-21 05:01:06,717 WARN L227 SmtUtils]: Spent 10.86s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-21 05:01:15,180 WARN L227 SmtUtils]: Spent 8.41s on a formula simplification. DAG size of input: 17 DAG size of output: 1 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-21 05:01:18,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:01:18,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:01:18,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:01:18,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:01:18,349 INFO L354 Elim1Store]: treesize reduction 59, result has 28.0 percent of original size [2021-11-21 05:01:18,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 595 treesize of output 550 [2021-11-21 05:01:19,840 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:01:20,768 INFO L354 Elim1Store]: treesize reduction 143, result has 32.2 percent of original size [2021-11-21 05:01:20,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 1007 treesize of output 648 [2021-11-21 05:01:21,000 INFO L354 Elim1Store]: treesize reduction 290, result has 20.5 percent of original size [2021-11-21 05:01:21,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 813 treesize of output 590 [2021-11-21 05:01:23,474 INFO L354 Elim1Store]: treesize reduction 128, result has 35.7 percent of original size [2021-11-21 05:01:23,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 457 treesize of output 296 [2021-11-21 05:01:25,990 WARN L906 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2021-11-21 05:01:26,121 WARN L906 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2021-11-21 05:01:29,151 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:01:29,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 39 [2021-11-21 05:01:29,188 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:01:29,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:29,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 05:01:29,240 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 05:01:29,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:01:29,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:29,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:29,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:29,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-21 05:01:29,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:01:29,337 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:01:29,350 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 [2021-11-21 05:01:29,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 05:01:30,460 INFO L354 Elim1Store]: treesize reduction 4567, result has 2.4 percent of original size [2021-11-21 05:01:30,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 700 [2021-11-21 05:01:30,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:01:30,569 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 101 treesize of output 52 [2021-11-21 05:01:30,658 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:01:30,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:01:30,757 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 98 treesize of output 51 [2021-11-21 05:01:30,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 57 [2021-11-21 05:01:31,412 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:01:31,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:01:31,429 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:01:31,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:31,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 05:01:31,441 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 05:01:31,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:01:31,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:31,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:31,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:31,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:01:31,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:01:31,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 05:01:31,943 INFO L354 Elim1Store]: treesize reduction 3978, result has 2.4 percent of original size [2021-11-21 05:01:31,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 682 [2021-11-21 05:01:32,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:01:32,051 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 88 treesize of output 46 [2021-11-21 05:01:32,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 27 [2021-11-21 05:01:32,105 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 05:01:32,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 128 treesize of output 55 [2021-11-21 05:01:32,786 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:01:32,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:01:32,801 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:01:32,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:32,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 05:01:32,863 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 05:01:32,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:01:32,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:32,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:32,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:32,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:01:32,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:01:33,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 05:01:33,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 05:01:34,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 05:01:34,625 INFO L354 Elim1Store]: treesize reduction 4572, result has 2.3 percent of original size [2021-11-21 05:01:34,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 695 [2021-11-21 05:01:34,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:01:34,748 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 103 treesize of output 54 [2021-11-21 05:01:34,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:01:34,865 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 89 treesize of output 51 [2021-11-21 05:01:34,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 57 [2021-11-21 05:01:35,560 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:01:35,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:01:35,574 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:01:35,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:35,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 05:01:35,599 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 05:01:35,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:01:35,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:35,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:35,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:35,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:01:35,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:01:35,799 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 [2021-11-21 05:01:35,806 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 [2021-11-21 05:01:36,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 05:01:37,059 INFO L354 Elim1Store]: treesize reduction 4542, result has 3.0 percent of original size [2021-11-21 05:01:37,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 725 [2021-11-21 05:01:37,220 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:01:37,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:01:37,390 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 104 treesize of output 55 [2021-11-21 05:01:37,420 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-11-21 05:01:37,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 82 [2021-11-21 05:01:37,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 51 [2021-11-21 05:01:38,095 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:01:38,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:01:38,109 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:01:38,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:38,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 05:01:38,134 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 05:01:38,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:01:38,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:38,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:38,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:38,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 05:01:38,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:01:38,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 05:01:38,640 INFO L354 Elim1Store]: treesize reduction 3946, result has 3.2 percent of original size [2021-11-21 05:01:38,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 714 [2021-11-21 05:01:38,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:01:38,846 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 93 treesize of output 46 [2021-11-21 05:01:38,919 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:01:38,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 25 [2021-11-21 05:01:39,008 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-11-21 05:01:39,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 124 treesize of output 77 [2021-11-21 05:01:39,683 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:01:39,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:01:39,698 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:01:39,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:39,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 05:01:39,759 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 05:01:39,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:01:39,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:39,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:39,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:39,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:01:39,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:01:40,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 05:01:40,392 INFO L354 Elim1Store]: treesize reduction 3939, result has 3.4 percent of original size [2021-11-21 05:01:40,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 721 [2021-11-21 05:01:40,562 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:01:40,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:01:40,671 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 102 treesize of output 55 [2021-11-21 05:01:40,703 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-11-21 05:01:40,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 184 treesize of output 89 [2021-11-21 05:01:40,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 35 [2021-11-21 05:01:41,383 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:01:41,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:01:41,402 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:01:41,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:41,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 05:01:41,431 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 05:01:41,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:01:41,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:41,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:41,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:41,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:01:41,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:01:41,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 05:01:41,919 INFO L354 Elim1Store]: treesize reduction 3939, result has 3.4 percent of original size [2021-11-21 05:01:41,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 721 [2021-11-21 05:01:42,013 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:01:42,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:01:42,119 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 98 treesize of output 51 [2021-11-21 05:01:42,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 25 [2021-11-21 05:01:42,267 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 05:01:42,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 128 treesize of output 79 [2021-11-21 05:01:42,975 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:01:42,975 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:01:42,989 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:01:43,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:43,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 05:01:43,012 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 05:01:43,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:01:43,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:43,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:43,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:43,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:01:43,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:01:43,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-21 05:01:43,109 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:01:44,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 05:01:44,393 INFO L354 Elim1Store]: treesize reduction 4542, result has 3.0 percent of original size [2021-11-21 05:01:44,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 725 [2021-11-21 05:01:44,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:01:44,485 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 99 treesize of output 54 [2021-11-21 05:01:44,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:01:44,612 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 106 treesize of output 57 [2021-11-21 05:01:44,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 29 [2021-11-21 05:01:45,327 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:01:45,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:01:45,341 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:01:45,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:45,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 05:01:45,405 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 05:01:45,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:01:45,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:45,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:45,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:45,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:01:45,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:01:45,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 05:01:45,506 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:01:46,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 05:01:47,025 INFO L354 Elim1Store]: treesize reduction 4540, result has 3.0 percent of original size [2021-11-21 05:01:47,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 727 [2021-11-21 05:01:47,242 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:01:47,350 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:01:47,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:01:47,432 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 101 treesize of output 52 [2021-11-21 05:01:47,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 184 treesize of output 115 [2021-11-21 05:01:47,473 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 05:01:47,473 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 134 treesize of output 85 [2021-11-21 05:01:48,180 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:01:48,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:01:48,200 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:01:48,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:48,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 05:01:48,227 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 05:01:48,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:01:48,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:48,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:48,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:48,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:01:48,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:01:48,399 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 [2021-11-21 05:01:48,407 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 [2021-11-21 05:01:49,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 577 treesize of output 563 [2021-11-21 05:01:49,930 INFO L354 Elim1Store]: treesize reduction 5840, result has 1.8 percent of original size [2021-11-21 05:01:49,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 49 case distinctions, treesize of input 807 treesize of output 733 [2021-11-21 05:01:50,129 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:01:50,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:01:50,196 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 102 treesize of output 55 [2021-11-21 05:01:50,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:01:50,227 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 72 treesize of output 41 [2021-11-21 05:01:50,260 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-11-21 05:01:50,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 86 treesize of output 32 [2021-11-21 05:01:50,974 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:01:50,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:01:50,988 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:01:51,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:51,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 05:01:51,012 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 05:01:51,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:01:51,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:51,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:51,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:51,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:01:51,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:01:51,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 05:01:51,681 INFO L354 Elim1Store]: treesize reduction 3971, result has 2.6 percent of original size [2021-11-21 05:01:51,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 689 [2021-11-21 05:01:51,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:01:51,902 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 93 treesize of output 44 [2021-11-21 05:01:52,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 25 [2021-11-21 05:01:52,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:01:52,037 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 101 treesize of output 52 [2021-11-21 05:01:52,761 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:01:52,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:01:52,775 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:01:52,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:52,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 05:01:52,839 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 05:01:52,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:01:52,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:52,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:52,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:52,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:01:52,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:01:53,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 05:01:53,481 INFO L354 Elim1Store]: treesize reduction 3966, result has 2.7 percent of original size [2021-11-21 05:01:53,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 694 [2021-11-21 05:01:53,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:01:53,653 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 98 treesize of output 53 [2021-11-21 05:01:53,732 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:01:53,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 27 [2021-11-21 05:01:53,863 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-11-21 05:01:53,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 134 treesize of output 63 [2021-11-21 05:01:54,575 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:01:54,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:01:54,589 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:01:54,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:54,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 05:01:54,602 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 05:01:54,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:01:54,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:54,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:54,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:54,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:01:54,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:01:54,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-21 05:01:54,793 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 [2021-11-21 05:01:55,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 05:01:56,199 INFO L354 Elim1Store]: treesize reduction 4574, result has 2.3 percent of original size [2021-11-21 05:01:56,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 693 [2021-11-21 05:01:56,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:01:56,317 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 94 treesize of output 45 [2021-11-21 05:01:56,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:01:56,400 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 100 treesize of output 53 [2021-11-21 05:01:56,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 29 [2021-11-21 05:01:57,145 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:01:57,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:01:57,160 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:01:57,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:57,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 05:01:57,171 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 05:01:57,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:01:57,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:57,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:57,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:57,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:01:57,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:01:57,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 05:01:57,715 INFO L354 Elim1Store]: treesize reduction 3973, result has 2.6 percent of original size [2021-11-21 05:01:57,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 687 [2021-11-21 05:01:57,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:01:57,879 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 89 treesize of output 51 [2021-11-21 05:01:57,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 25 [2021-11-21 05:01:57,996 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-11-21 05:01:57,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 132 treesize of output 85 [2021-11-21 05:01:58,728 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:01:58,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:01:58,746 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:01:58,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:01:58,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 05:01:58,803 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 05:01:58,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:01:58,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:01:58,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:01:58,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:58,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:01:58,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:01:58,992 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 [2021-11-21 05:01:59,000 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 [2021-11-21 05:01:59,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 05:02:00,385 INFO L354 Elim1Store]: treesize reduction 4542, result has 3.0 percent of original size [2021-11-21 05:02:00,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 725 [2021-11-21 05:02:00,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:02:00,612 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 98 treesize of output 51 [2021-11-21 05:02:00,675 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:02:00,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 25 [2021-11-21 05:02:00,822 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-11-21 05:02:00,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 124 treesize of output 77 [2021-11-21 05:02:01,540 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:02:01,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:02:01,554 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:02:01,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:02:01,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 05:02:01,567 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 05:02:01,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:02:01,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:02:01,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:02:01,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:02:01,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:02:01,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:02:01,744 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 [2021-11-21 05:02:01,751 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 [2021-11-21 05:02:02,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 577 treesize of output 563 [2021-11-21 05:02:03,241 INFO L354 Elim1Store]: treesize reduction 5830, result has 2.0 percent of original size [2021-11-21 05:02:03,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 49 case distinctions, treesize of input 807 treesize of output 743 [2021-11-21 05:02:03,433 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:02:03,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:02:03,514 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 103 treesize of output 54 [2021-11-21 05:02:03,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:02:03,618 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 93 treesize of output 53 [2021-11-21 05:02:03,646 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-11-21 05:02:03,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 109 treesize of output 62 [2021-11-21 05:02:04,393 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:02:04,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:02:04,407 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:02:04,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:02:04,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 05:02:04,418 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 05:02:04,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:02:04,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:02:04,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:02:04,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:02:04,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 05:02:04,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:02:04,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 05:02:04,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 05:02:05,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 05:02:05,841 INFO L354 Elim1Store]: treesize reduction 4551, result has 2.8 percent of original size [2021-11-21 05:02:05,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 716 [2021-11-21 05:02:06,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:02:06,010 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 99 treesize of output 52 [2021-11-21 05:02:06,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:02:06,061 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 91 treesize of output 44 [2021-11-21 05:02:06,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 57 [2021-11-21 05:02:06,818 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:02:06,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:02:06,834 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:02:06,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:02:06,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 05:02:06,887 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 05:02:06,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:02:06,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:02:06,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:02:06,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:02:06,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 05:02:06,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:02:07,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2021-11-21 05:02:07,064 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 [2021-11-21 05:02:07,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 05:02:08,048 INFO L354 Elim1Store]: treesize reduction 4565, result has 2.5 percent of original size [2021-11-21 05:02:08,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 702 [2021-11-21 05:02:08,132 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:02:08,267 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:02:08,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:02:08,377 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 102 treesize of output 55 [2021-11-21 05:02:08,410 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-11-21 05:02:08,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 175 treesize of output 84 [2021-11-21 05:02:08,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 51 [2021-11-21 05:02:09,166 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:02:09,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:02:09,180 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:02:09,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:02:09,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 05:02:09,192 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 05:02:09,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:02:09,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:02:09,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:02:09,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:02:09,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:02:09,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:02:09,355 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 [2021-11-21 05:02:09,366 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 [2021-11-21 05:02:10,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 05:02:10,795 INFO L354 Elim1Store]: treesize reduction 4570, result has 2.4 percent of original size [2021-11-21 05:02:10,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 697 [2021-11-21 05:02:11,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:02:11,015 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 91 treesize of output 53 [2021-11-21 05:02:11,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 25 [2021-11-21 05:02:11,190 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 05:02:11,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 134 treesize of output 85 [2021-11-21 05:02:11,947 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:02:11,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:02:11,962 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:02:11,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:02:11,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 05:02:11,972 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 05:02:11,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:02:11,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:02:11,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:02:12,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:02:12,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 05:02:12,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:02:12,149 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 [2021-11-21 05:02:12,157 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 [2021-11-21 05:02:12,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 05:02:13,123 INFO L354 Elim1Store]: treesize reduction 4585, result has 2.1 percent of original size [2021-11-21 05:02:13,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 682 [2021-11-21 05:02:13,270 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:02:13,417 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:02:13,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:02:13,553 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 81 treesize of output 36 [2021-11-21 05:02:13,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 188 treesize of output 113 [2021-11-21 05:02:13,597 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 05:02:13,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 134 treesize of output 61 [2021-11-21 05:02:14,361 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:02:14,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:02:14,376 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:02:14,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:02:14,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 05:02:14,433 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 05:02:14,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:02:14,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:02:14,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:02:14,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:02:14,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:02:14,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:02:14,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 05:02:14,968 INFO L354 Elim1Store]: treesize reduction 3962, result has 2.8 percent of original size [2021-11-21 05:02:14,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 698 [2021-11-21 05:02:15,093 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:02:15,150 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:02:15,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:02:15,289 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 102 treesize of output 55 [2021-11-21 05:02:15,314 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-11-21 05:02:15,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 186 treesize of output 91 [2021-11-21 05:02:15,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 35 [2021-11-21 05:02:16,075 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:02:16,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:02:16,089 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:02:16,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:02:16,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 05:02:16,101 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 05:02:16,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:02:16,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:02:16,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:02:16,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:02:16,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:02:16,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:02:16,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 05:02:16,281 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 05:02:17,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 577 treesize of output 563 [2021-11-21 05:02:18,231 INFO L354 Elim1Store]: treesize reduction 5807, result has 2.4 percent of original size [2021-11-21 05:02:18,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 49 case distinctions, treesize of input 807 treesize of output 766 [2021-11-21 05:02:18,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:02:18,345 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 102 treesize of output 55 [2021-11-21 05:02:18,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:02:18,400 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 96 treesize of output 49 [2021-11-21 05:02:18,413 INFO L354 Elim1Store]: treesize reduction 41, result has 2.4 percent of original size [2021-11-21 05:02:18,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 107 treesize of output 40 [2021-11-21 05:02:19,185 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:02:19,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:02:19,201 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:02:19,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:02:19,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 207 transitions. [2021-11-21 05:02:19,212 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2021-11-21 05:02:19,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:02:19,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:02:19,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:02:19,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:02:19,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 05:02:19,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:02:19,452 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 [2021-11-21 05:02:19,462 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 [2021-11-21 05:02:20,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 571 treesize of output 557 [2021-11-21 05:02:22,264 INFO L354 Elim1Store]: treesize reduction 5498, result has 7.6 percent of original size [2021-11-21 05:02:22,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 49 case distinctions, treesize of input 801 treesize of output 1069 [2021-11-21 05:03:17,543 WARN L227 SmtUtils]: Spent 10.30s on a formula simplification. DAG size of input: 16 DAG size of output: 1 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-21 05:03:28,493 WARN L227 SmtUtils]: Spent 10.04s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-21 05:03:50,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:03:50,285 INFO L354 Elim1Store]: treesize reduction 65, result has 22.6 percent of original size [2021-11-21 05:03:50,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 612 treesize of output 531 [2021-11-21 05:03:51,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:03:51,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:03:51,275 INFO L354 Elim1Store]: treesize reduction 114, result has 14.3 percent of original size [2021-11-21 05:03:51,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 619 treesize of output 534 [2021-11-21 05:03:52,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:03:52,639 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 203 treesize of output 163 [2021-11-21 05:03:52,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:03:52,848 INFO L354 Elim1Store]: treesize reduction 59, result has 4.8 percent of original size [2021-11-21 05:03:52,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 210 treesize of output 169 [2021-11-21 05:03:52,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:03:53,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:03:53,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:03:53,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:03:53,028 INFO L354 Elim1Store]: treesize reduction 68, result has 1.4 percent of original size [2021-11-21 05:03:53,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 407 treesize of output 322 [2021-11-21 05:03:54,952 INFO L354 Elim1Store]: treesize reduction 130, result has 36.6 percent of original size [2021-11-21 05:03:54,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 712 treesize of output 475 [2021-11-21 05:03:55,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:03:55,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:03:55,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:03:55,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:03:55,753 INFO L354 Elim1Store]: treesize reduction 57, result has 25.0 percent of original size [2021-11-21 05:03:55,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 225 treesize of output 113 [2021-11-21 05:03:56,315 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:03:56,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 39 [2021-11-21 05:03:56,351 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:03:58,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:03:58,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:03:58,085 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:03:58,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:03:58,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:03:58,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:03:58,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:03:58,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:03:58,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:03:58,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 05:03:58,634 INFO L354 Elim1Store]: treesize reduction 3937, result has 3.4 percent of original size [2021-11-21 05:03:58,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 723 [2021-11-21 05:03:58,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:03:58,804 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 104 treesize of output 55 [2021-11-21 05:03:58,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 27 [2021-11-21 05:03:58,897 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 05:03:58,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 136 treesize of output 63 [2021-11-21 05:03:59,659 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:03:59,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:03:59,673 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:03:59,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:03:59,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:03:59,685 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:03:59,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:03:59,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:03:59,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:03:59,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:03:59,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:03:59,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:03:59,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 05:04:00,208 INFO L354 Elim1Store]: treesize reduction 3973, result has 2.6 percent of original size [2021-11-21 05:04:00,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 687 [2021-11-21 05:04:00,442 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:04:00,641 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:04:00,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:04:00,815 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 91 treesize of output 53 [2021-11-21 05:04:00,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 186 treesize of output 161 [2021-11-21 05:04:00,864 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 05:04:00,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 134 treesize of output 61 [2021-11-21 05:04:01,604 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:04:01,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:04:01,618 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:04:01,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:01,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:04:01,634 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:04:01,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:04:01,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:01,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:01,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:01,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 05:04:01,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:01,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 05:04:01,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 05:04:02,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 05:04:03,265 INFO L354 Elim1Store]: treesize reduction 4580, result has 2.2 percent of original size [2021-11-21 05:04:03,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 687 [2021-11-21 05:04:03,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:04:03,401 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 62 treesize of output 33 [2021-11-21 05:04:03,495 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:04:03,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 25 [2021-11-21 05:04:03,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:04:03,604 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 99 treesize of output 52 [2021-11-21 05:04:04,363 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:04:04,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:04:04,377 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:04:04,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:04,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:04:04,434 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:04:04,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:04:04,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:04,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:04,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:04,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:04:04,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:04,516 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 [2021-11-21 05:04:04,523 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 [2021-11-21 05:04:04,975 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 05:04:05,374 INFO L354 Elim1Store]: treesize reduction 4577, result has 2.2 percent of original size [2021-11-21 05:04:05,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 690 [2021-11-21 05:04:05,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:04:05,634 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 84 treesize of output 46 [2021-11-21 05:04:05,728 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:04:05,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 25 [2021-11-21 05:04:05,847 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 05:04:05,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 128 treesize of output 79 [2021-11-21 05:04:06,629 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:04:06,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:04:06,644 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:04:06,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:06,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:04:06,656 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:04:06,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:04:06,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:06,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:06,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:06,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-21 05:04:06,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:06,877 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 [2021-11-21 05:04:06,886 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 [2021-11-21 05:04:07,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 577 treesize of output 563 [2021-11-21 05:04:08,078 INFO L354 Elim1Store]: treesize reduction 5834, result has 1.9 percent of original size [2021-11-21 05:04:08,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 49 case distinctions, treesize of input 807 treesize of output 739 [2021-11-21 05:04:08,314 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:04:08,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:04:08,559 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 92 treesize of output 52 [2021-11-21 05:04:08,588 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-11-21 05:04:08,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 209 treesize of output 118 [2021-11-21 05:04:08,611 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-11-21 05:04:08,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 132 treesize of output 85 [2021-11-21 05:04:09,379 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:04:09,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:04:09,393 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:04:09,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:09,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:04:09,404 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:04:09,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:04:09,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:09,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:09,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:09,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:04:09,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:09,507 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:04:09,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 05:04:10,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 05:04:11,222 INFO L354 Elim1Store]: treesize reduction 4549, result has 2.8 percent of original size [2021-11-21 05:04:11,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 718 [2021-11-21 05:04:11,347 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:04:11,477 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:04:11,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:04:11,637 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 94 treesize of output 45 [2021-11-21 05:04:11,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 56 [2021-11-21 05:04:11,732 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-11-21 05:04:11,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 132 treesize of output 61 [2021-11-21 05:04:12,518 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:04:12,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:04:12,533 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:04:12,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:04:12,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:04:12,589 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:04:12,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:04:12,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:04:12,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:04:12,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:04:12,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:04:12,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:04:12,684 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 [2021-11-21 05:04:12,691 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:04:13,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 571 treesize of output 557 [2021-11-21 05:04:15,692 INFO L354 Elim1Store]: treesize reduction 5330, result has 10.4 percent of original size [2021-11-21 05:04:15,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 49 case distinctions, treesize of input 801 treesize of output 1237 [2021-11-21 05:05:25,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:25,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:25,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:25,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:25,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:25,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:25,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:25,652 INFO L354 Elim1Store]: treesize reduction 57, result has 47.2 percent of original size [2021-11-21 05:05:25,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 190 treesize of output 156 [2021-11-21 05:05:25,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:25,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:25,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:25,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:25,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:25,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:25,999 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 153 treesize of output 86 [2021-11-21 05:05:26,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:26,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:26,406 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 05:05:26,407 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 05:05:26,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 86 [2021-11-21 05:05:26,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:26,802 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 05:05:26,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 58 [2021-11-21 05:05:27,422 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:05:27,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:27,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:27,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:27,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:27,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:27,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:27,606 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 183 treesize of output 103 [2021-11-21 05:05:28,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:28,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:28,292 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 05:05:28,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 83 [2021-11-21 05:05:28,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:28,640 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 93 treesize of output 55 [2021-11-21 05:05:29,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:29,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:29,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:29,279 INFO L354 Elim1Store]: treesize reduction 207, result has 16.9 percent of original size [2021-11-21 05:05:29,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 378 treesize of output 265 [2021-11-21 05:05:31,362 INFO L354 Elim1Store]: treesize reduction 320, result has 18.6 percent of original size [2021-11-21 05:05:31,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 566 treesize of output 350 [2021-11-21 05:05:33,515 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:05:33,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 39 [2021-11-21 05:05:33,560 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:05:33,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:33,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:05:33,635 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:05:33,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:05:33,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:33,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:33,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:05:33,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:05:33,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:05:33,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 05:05:33,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 05:05:35,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 05:05:35,976 INFO L354 Elim1Store]: treesize reduction 4549, result has 2.8 percent of original size [2021-11-21 05:05:35,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 718 [2021-11-21 05:05:36,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:36,238 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 95 treesize of output 53 [2021-11-21 05:05:36,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 27 [2021-11-21 05:05:36,373 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-11-21 05:05:36,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 132 treesize of output 61 [2021-11-21 05:05:37,463 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:05:37,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:05:37,478 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:05:37,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:37,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:05:37,488 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:05:37,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:05:37,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:37,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:37,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:05:37,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 05:05:37,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:05:37,585 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 [2021-11-21 05:05:37,591 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:05:39,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 577 treesize of output 563 [2021-11-21 05:05:39,902 INFO L354 Elim1Store]: treesize reduction 5825, result has 2.1 percent of original size [2021-11-21 05:05:39,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 49 case distinctions, treesize of input 807 treesize of output 748 [2021-11-21 05:05:40,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:40,187 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 104 treesize of output 55 [2021-11-21 05:05:40,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:40,293 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 101 treesize of output 54 [2021-11-21 05:05:40,334 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-11-21 05:05:40,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 106 treesize of output 34 [2021-11-21 05:05:41,417 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:05:41,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:05:41,431 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:05:41,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:41,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:05:41,504 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:05:41,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:05:41,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:41,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:41,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:05:41,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 05:05:41,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:05:41,604 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 [2021-11-21 05:05:41,613 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:05:42,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 05:05:42,817 INFO L354 Elim1Store]: treesize reduction 4542, result has 3.0 percent of original size [2021-11-21 05:05:42,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 725 [2021-11-21 05:05:42,974 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:05:43,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:43,241 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 100 treesize of output 53 [2021-11-21 05:05:43,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:43,327 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 101 treesize of output 54 [2021-11-21 05:05:43,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 35 [2021-11-21 05:05:44,367 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:05:44,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:05:44,382 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:05:44,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:44,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:05:44,395 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:05:44,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:05:44,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:44,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:44,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:05:44,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:05:44,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:05:44,490 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:05:44,495 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 [2021-11-21 05:05:45,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 05:05:46,378 INFO L354 Elim1Store]: treesize reduction 4567, result has 2.4 percent of original size [2021-11-21 05:05:46,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 700 [2021-11-21 05:05:46,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:46,584 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 100 treesize of output 53 [2021-11-21 05:05:46,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:46,737 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 101 treesize of output 52 [2021-11-21 05:05:46,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 35 [2021-11-21 05:05:47,869 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:05:47,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:05:47,885 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:05:47,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:47,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:05:47,915 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:05:47,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:05:47,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:47,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:47,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:05:47,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:05:47,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:05:48,163 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 [2021-11-21 05:05:48,172 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 [2021-11-21 05:05:49,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 05:05:50,074 INFO L354 Elim1Store]: treesize reduction 4572, result has 2.3 percent of original size [2021-11-21 05:05:50,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 695 [2021-11-21 05:05:50,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:50,272 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 91 treesize of output 53 [2021-11-21 05:05:50,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 25 [2021-11-21 05:05:50,353 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-11-21 05:05:50,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 126 treesize of output 79 [2021-11-21 05:05:51,361 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:05:51,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:05:51,376 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:05:51,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:51,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:05:51,469 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:05:51,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:05:51,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:51,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:51,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:05:51,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:05:51,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:05:51,686 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 [2021-11-21 05:05:51,695 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 [2021-11-21 05:05:53,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 05:05:53,878 INFO L354 Elim1Store]: treesize reduction 4572, result has 2.3 percent of original size [2021-11-21 05:05:53,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 695 [2021-11-21 05:05:54,104 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:05:54,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:54,249 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 95 treesize of output 46 [2021-11-21 05:05:54,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 27 [2021-11-21 05:05:54,457 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 05:05:54,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 134 treesize of output 61 [2021-11-21 05:05:55,559 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:05:55,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:05:55,574 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:05:55,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:55,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:05:55,604 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:05:55,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:05:55,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:55,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:05:55,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-21 05:05:55,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:05:55,694 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 [2021-11-21 05:05:55,699 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:05:56,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 05:05:56,915 INFO L354 Elim1Store]: treesize reduction 4560, result has 2.6 percent of original size [2021-11-21 05:05:56,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 707 [2021-11-21 05:05:57,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:57,060 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 103 treesize of output 54 [2021-11-21 05:05:57,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:05:57,183 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 80 treesize of output 51 [2021-11-21 05:05:57,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 57 [2021-11-21 05:05:58,268 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:05:58,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:05:58,283 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:05:58,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:58,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:05:58,321 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:05:58,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:05:58,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:58,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:58,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:05:58,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:05:58,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:05:58,543 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 [2021-11-21 05:05:58,550 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 [2021-11-21 05:05:59,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 05:06:00,517 INFO L354 Elim1Store]: treesize reduction 4565, result has 2.5 percent of original size [2021-11-21 05:06:00,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 702 [2021-11-21 05:06:00,655 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:06:00,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:00,781 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 101 treesize of output 54 [2021-11-21 05:06:00,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:00,913 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 104 treesize of output 57 [2021-11-21 05:06:00,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 29 [2021-11-21 05:06:02,063 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:06:02,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:06:02,078 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:06:02,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:02,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:06:02,172 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:06:02,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:06:02,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:02,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:02,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:02,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:06:02,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:06:02,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 05:06:02,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 05:06:04,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 05:06:04,691 INFO L354 Elim1Store]: treesize reduction 4581, result has 2.1 percent of original size [2021-11-21 05:06:04,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 686 [2021-11-21 05:06:04,851 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:06:05,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:05,181 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 83 treesize of output 34 [2021-11-21 05:06:05,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 184 treesize of output 115 [2021-11-21 05:06:05,232 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 05:06:05,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 136 treesize of output 63 [2021-11-21 05:06:06,240 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:06:06,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:06:06,254 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:06:06,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:06,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:06:06,286 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:06:06,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:06:06,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:06,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:06,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:06,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:06:06,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:06:07,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 05:06:07,926 INFO L354 Elim1Store]: treesize reduction 3971, result has 2.6 percent of original size [2021-11-21 05:06:07,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 689 [2021-11-21 05:06:08,169 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:06:08,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:08,397 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 91 treesize of output 53 [2021-11-21 05:06:08,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 182 treesize of output 157 [2021-11-21 05:06:08,459 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 05:06:08,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 130 treesize of output 57 [2021-11-21 05:06:09,518 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:06:09,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:06:09,532 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:06:10,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:10,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:06:10,077 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:06:10,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:06:10,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:10,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:10,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:10,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:06:10,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:06:10,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 05:06:10,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 05:06:11,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 05:06:12,342 INFO L354 Elim1Store]: treesize reduction 4603, result has 1.7 percent of original size [2021-11-21 05:06:12,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 664 [2021-11-21 05:06:12,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:12,775 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 101 treesize of output 54 [2021-11-21 05:06:12,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:12,862 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 62 treesize of output 33 [2021-11-21 05:06:12,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 57 [2021-11-21 05:06:14,070 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:06:14,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:06:14,086 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:06:14,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:14,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:06:14,166 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:06:14,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:06:14,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:14,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:14,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:14,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:06:14,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:06:14,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 05:06:15,360 INFO L354 Elim1Store]: treesize reduction 3946, result has 3.2 percent of original size [2021-11-21 05:06:15,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 714 [2021-11-21 05:06:15,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:15,550 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 106 treesize of output 57 [2021-11-21 05:06:15,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:15,729 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 94 treesize of output 49 [2021-11-21 05:06:15,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 35 [2021-11-21 05:06:16,963 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:06:16,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:06:16,979 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:06:16,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:16,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:06:16,992 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:06:16,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:06:16,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:16,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:17,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:17,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:06:17,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:06:17,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 05:06:17,727 INFO L354 Elim1Store]: treesize reduction 3969, result has 2.6 percent of original size [2021-11-21 05:06:17,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 691 [2021-11-21 05:06:17,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:17,842 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 94 treesize of output 45 [2021-11-21 05:06:18,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:18,068 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 104 treesize of output 55 [2021-11-21 05:06:18,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 29 [2021-11-21 05:06:19,266 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:06:19,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:06:19,281 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:06:19,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:19,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:06:19,292 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:06:19,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:06:19,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:19,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:19,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:19,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:06:19,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:06:19,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 05:06:19,939 INFO L354 Elim1Store]: treesize reduction 3948, result has 3.2 percent of original size [2021-11-21 05:06:19,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 712 [2021-11-21 05:06:20,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:20,068 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 94 treesize of output 45 [2021-11-21 05:06:20,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:20,175 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 100 treesize of output 53 [2021-11-21 05:06:20,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 35 [2021-11-21 05:06:21,383 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:06:21,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:06:21,397 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:06:21,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:21,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:06:21,467 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:06:21,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:06:21,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:21,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:21,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:21,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:06:21,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:06:21,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 05:06:22,440 INFO L354 Elim1Store]: treesize reduction 3978, result has 2.4 percent of original size [2021-11-21 05:06:22,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 682 [2021-11-21 05:06:22,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:22,690 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 87 treesize of output 45 [2021-11-21 05:06:22,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:22,748 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 102 treesize of output 55 [2021-11-21 05:06:22,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 35 [2021-11-21 05:06:23,966 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:06:23,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:06:23,982 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:06:23,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:23,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:06:23,997 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:06:23,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:06:23,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:23,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:24,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:24,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:06:24,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:06:24,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 05:06:24,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 05:06:26,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 05:06:26,527 INFO L354 Elim1Store]: treesize reduction 4567, result has 2.4 percent of original size [2021-11-21 05:06:26,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 700 [2021-11-21 05:06:26,828 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:06:26,994 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:06:27,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:27,199 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 99 treesize of output 54 [2021-11-21 05:06:27,258 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 05:06:27,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 188 treesize of output 139 [2021-11-21 05:06:27,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 35 [2021-11-21 05:06:28,499 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:06:28,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:06:28,516 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:06:28,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:28,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:06:28,527 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:06:28,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:06:28,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:28,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:28,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:28,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 05:06:28,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:06:28,767 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 [2021-11-21 05:06:28,778 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 [2021-11-21 05:06:31,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 571 treesize of output 557 [2021-11-21 05:06:32,642 INFO L354 Elim1Store]: treesize reduction 5436, result has 8.6 percent of original size [2021-11-21 05:06:32,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 49 case distinctions, treesize of input 801 treesize of output 1131 [2021-11-21 05:06:36,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:36,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:36,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:36,146 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 05:06:36,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:36,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 174 treesize of output 93 [2021-11-21 05:06:36,828 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:06:36,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:37,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:37,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:37,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:37,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:37,034 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-11-21 05:06:37,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 207 treesize of output 111 [2021-11-21 05:06:38,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:38,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:38,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:38,257 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 108 treesize of output 57 [2021-11-21 05:06:38,814 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:06:38,968 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:06:39,144 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:06:39,317 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:06:39,670 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:06:40,643 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:06:40,716 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:06:42,079 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 05:06:42,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:42,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 50 [2021-11-21 05:06:42,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:42,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:42,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:42,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:42,404 INFO L354 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2021-11-21 05:06:42,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 156 treesize of output 90 [2021-11-21 05:06:42,495 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 05:06:42,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:42,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 72 [2021-11-21 05:06:43,751 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 05:06:43,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:43,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:44,097 INFO L354 Elim1Store]: treesize reduction 54, result has 56.1 percent of original size [2021-11-21 05:06:44,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 1015 treesize of output 933 [2021-11-21 05:06:46,042 INFO L354 Elim1Store]: treesize reduction 127, result has 36.2 percent of original size [2021-11-21 05:06:46,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 705 treesize of output 435 [2021-11-21 05:06:47,786 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:06:47,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 39 [2021-11-21 05:06:47,833 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:06:47,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:47,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:06:47,847 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:06:47,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:06:47,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:47,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:47,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:47,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:06:47,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:06:48,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 498 treesize of output 490 [2021-11-21 05:06:48,923 INFO L354 Elim1Store]: treesize reduction 3962, result has 2.8 percent of original size [2021-11-21 05:06:48,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 22 case distinctions, treesize of input 734 treesize of output 698 [2021-11-21 05:06:49,108 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:06:49,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:49,291 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 104 treesize of output 55 [2021-11-21 05:06:49,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 27 [2021-11-21 05:06:49,413 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-21 05:06:49,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 128 treesize of output 55 [2021-11-21 05:06:50,616 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:06:50,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:06:50,633 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:06:50,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:50,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:06:50,654 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:06:50,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:06:50,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:50,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:50,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:50,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:06:50,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:06:50,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 05:06:50,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-21 05:06:52,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 505 treesize of output 495 [2021-11-21 05:06:53,330 INFO L354 Elim1Store]: treesize reduction 4547, result has 2.9 percent of original size [2021-11-21 05:06:53,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 30 case distinctions, treesize of input 739 treesize of output 720 [2021-11-21 05:06:53,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:53,582 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 104 treesize of output 55 [2021-11-21 05:06:53,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:06:53,756 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 94 treesize of output 52 [2021-11-21 05:06:53,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 35 [2021-11-21 05:06:54,990 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:06:54,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 41 [2021-11-21 05:06:55,007 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:06:55,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:55,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 89 states and 211 transitions. [2021-11-21 05:06:55,019 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2021-11-21 05:06:55,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:06:55,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:55,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:55,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:55,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:06:55,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:06:55,251 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 [2021-11-21 05:06:55,263 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 [2021-11-21 05:06:56,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 571 treesize of output 557 [2021-11-21 05:06:59,097 INFO L354 Elim1Store]: treesize reduction 5378, result has 9.6 percent of original size [2021-11-21 05:06:59,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 49 case distinctions, treesize of input 801 treesize of output 1189 [2021-11-21 05:07:00,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:07:00,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:07:00,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:07:00,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:07:00,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:07:00,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:07:00,774 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 338 treesize of output 251 [2021-11-21 05:07:01,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:07:01,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:07:01,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:07:01,434 INFO L354 Elim1Store]: treesize reduction 224, result has 10.0 percent of original size [2021-11-21 05:07:01,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 345 treesize of output 278 [2021-11-21 05:07:02,435 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 05:07:02,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:07:02,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:07:02,457 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 05:07:02,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 338 treesize of output 251 [2021-11-21 05:07:03,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:07:03,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:07:03,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:07:03,240 INFO L354 Elim1Store]: treesize reduction 193, result has 22.5 percent of original size [2021-11-21 05:07:03,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 343 treesize of output 307 [2021-11-21 05:07:03,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:07:03,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:07:03,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 05:07:04,102 INFO L354 Elim1Store]: treesize reduction 183, result has 26.5 percent of original size [2021-11-21 05:07:04,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 358 treesize of output 284 [2021-11-21 05:07:06,199 INFO L354 Elim1Store]: treesize reduction 23, result has 11.5 percent of original size [2021-11-21 05:07:06,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 39 [2021-11-21 05:07:06,245 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:07:08,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:08,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 90 states and 213 transitions. [2021-11-21 05:07:08,019 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 213 transitions. [2021-11-21 05:07:08,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:07:08,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:08,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:08,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:08,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-21 05:07:08,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:07:08,118 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-21 05:07:08,122 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 [2021-11-21 05:07:10,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 571 treesize of output 557 [2021-11-21 05:07:12,073 INFO L354 Elim1Store]: treesize reduction 5407, result has 9.1 percent of original size [2021-11-21 05:07:12,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 49 case distinctions, treesize of input 801 treesize of output 1160 [2021-11-21 05:07:46,261 WARN L227 SmtUtils]: Spent 10.54s on a formula simplification. DAG size of input: 16 DAG size of output: 1 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-21 05:07:57,981 WARN L227 SmtUtils]: Spent 10.12s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-21 05:08:08,750 WARN L227 SmtUtils]: Spent 10.24s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-21 05:08:33,627 WARN L227 SmtUtils]: Spent 10.30s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-21 05:09:03,083 WARN L227 SmtUtils]: Spent 6.19s on a formula simplification. DAG size of input: 16 DAG size of output: 1 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-21 05:09:23,794 WARN L227 SmtUtils]: Spent 7.32s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-21 05:09:39,220 WARN L227 SmtUtils]: Spent 10.06s on a formula simplification. DAG size of input: 16 DAG size of output: 1 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)