./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/nsqm-if.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/nsqm-if.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8d7989c0f7330a23b935c06e29a235b3d1d683ab2aa8325b4804307d493787f2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:02:34,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:02:34,923 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:02:34,971 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:02:34,972 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:02:34,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:02:34,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:02:34,983 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:02:34,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:02:34,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:02:34,995 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:02:34,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:02:34,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:02:35,001 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:02:35,003 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:02:35,009 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:02:35,011 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:02:35,012 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:02:35,015 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:02:35,022 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:02:35,025 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:02:35,027 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:02:35,030 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:02:35,031 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:02:35,037 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:02:35,037 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:02:35,038 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:02:35,040 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:02:35,041 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:02:35,042 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:02:35,043 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:02:35,044 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:02:35,046 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:02:35,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:02:35,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:02:35,049 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:02:35,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:02:35,051 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:02:35,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:02:35,052 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:02:35,053 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:02:35,054 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:02:35,103 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:02:35,104 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:02:35,105 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:02:35,105 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:02:35,106 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:02:35,107 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:02:35,107 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:02:35,107 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:02:35,114 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:02:35,115 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:02:35,116 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:02:35,116 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:02:35,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:02:35,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:02:35,117 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:02:35,117 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:02:35,118 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:02:35,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:02:35,118 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:02:35,119 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:02:35,119 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:02:35,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:02:35,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:02:35,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:02:35,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:02:35,120 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:02:35,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:02:35,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:02:35,121 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_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d7989c0f7330a23b935c06e29a235b3d1d683ab2aa8325b4804307d493787f2 [2021-11-23 01:02:35,431 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:02:35,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:02:35,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:02:35,467 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:02:35,468 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:02:35,470 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-fpi/nsqm-if.c [2021-11-23 01:02:35,553 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/data/13978c14c/8dd0fcff584242f0b68a8787e77afd3d/FLAGe47db1527 [2021-11-23 01:02:36,145 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:02:36,145 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/sv-benchmarks/c/array-fpi/nsqm-if.c [2021-11-23 01:02:36,153 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/data/13978c14c/8dd0fcff584242f0b68a8787e77afd3d/FLAGe47db1527 [2021-11-23 01:02:36,553 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/data/13978c14c/8dd0fcff584242f0b68a8787e77afd3d [2021-11-23 01:02:36,558 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:02:36,559 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:02:36,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:02:36,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:02:36,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:02:36,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:02:36" (1/1) ... [2021-11-23 01:02:36,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6baf3246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:36, skipping insertion in model container [2021-11-23 01:02:36,582 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:02:36" (1/1) ... [2021-11-23 01:02:36,590 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:02:36,605 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:02:36,786 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_3fea1b85-7504-4e1b-a935-bb1381bbc460/sv-benchmarks/c/array-fpi/nsqm-if.c[590,603] [2021-11-23 01:02:36,805 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:02:36,814 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:02:36,832 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_3fea1b85-7504-4e1b-a935-bb1381bbc460/sv-benchmarks/c/array-fpi/nsqm-if.c[590,603] [2021-11-23 01:02:36,859 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:02:36,872 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:02:36,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:36 WrapperNode [2021-11-23 01:02:36,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:02:36,874 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:02:36,874 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:02:36,874 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:02:36,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:36" (1/1) ... [2021-11-23 01:02:36,889 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:36" (1/1) ... [2021-11-23 01:02:36,910 INFO L137 Inliner]: procedures = 16, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2021-11-23 01:02:36,911 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:02:36,912 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:02:36,912 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:02:36,912 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:02:36,920 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:36" (1/1) ... [2021-11-23 01:02:36,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:36" (1/1) ... [2021-11-23 01:02:36,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:36" (1/1) ... [2021-11-23 01:02:36,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:36" (1/1) ... [2021-11-23 01:02:36,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:36" (1/1) ... [2021-11-23 01:02:36,934 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:36" (1/1) ... [2021-11-23 01:02:36,936 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:36" (1/1) ... [2021-11-23 01:02:36,938 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:02:36,939 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:02:36,939 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:02:36,939 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:02:36,940 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:36" (1/1) ... [2021-11-23 01:02:36,957 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:02:36,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:02:37,000 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:02:37,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:02:37,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:02:37,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:02:37,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:02:37,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:02:37,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:02:37,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:02:37,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:02:37,128 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:02:37,130 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:02:37,399 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:02:37,461 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:02:37,461 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 01:02:37,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:02:37 BoogieIcfgContainer [2021-11-23 01:02:37,464 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:02:37,465 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:02:37,465 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:02:37,475 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:02:37,475 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:02:37" (1/1) ... [2021-11-23 01:02:37,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:02:37,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:37,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2021-11-23 01:02:37,586 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2021-11-23 01:02:37,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:02:37,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:37,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:37,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:37,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:37,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2021-11-23 01:02:37,917 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2021-11-23 01:02:37,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:02:37,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:37,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:37,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:37,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:02:37,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:38,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:02:38,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:38,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2021-11-23 01:02:38,181 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2021-11-23 01:02:38,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:02:38,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:38,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:38,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:38,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 01:02:38,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:38,385 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 13 treesize of output 9 [2021-11-23 01:02:38,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:02:38,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:38,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 16 states and 26 transitions. [2021-11-23 01:02:38,718 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 26 transitions. [2021-11-23 01:02:38,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:02:38,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:38,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:38,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:38,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:02:38,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:38,956 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:39,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:39,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 19 states and 32 transitions. [2021-11-23 01:02:39,439 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 32 transitions. [2021-11-23 01:02:39,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:02:39,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:39,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:39,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:39,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-23 01:02:39,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:39,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-23 01:02:39,712 INFO L354 Elim1Store]: treesize reduction 56, result has 30.9 percent of original size [2021-11-23 01:02:39,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 42 [2021-11-23 01:02:39,764 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:02:40,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:40,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 20 states and 33 transitions. [2021-11-23 01:02:40,035 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 33 transitions. [2021-11-23 01:02:40,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:02:40,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:40,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:40,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:40,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 01:02:40,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:40,178 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:02:40,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:40,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 24 states and 40 transitions. [2021-11-23 01:02:40,552 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 40 transitions. [2021-11-23 01:02:40,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:02:40,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:40,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:40,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:40,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 01:02:40,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:40,791 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:41,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:41,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 28 states and 47 transitions. [2021-11-23 01:02:41,593 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 47 transitions. [2021-11-23 01:02:41,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:02:41,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:41,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:41,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:41,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-23 01:02:41,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:42,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-23 01:02:42,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:42,657 INFO L354 Elim1Store]: treesize reduction 1248, result has 25.9 percent of original size [2021-11-23 01:02:42,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 30 case distinctions, treesize of input 251 treesize of output 578 [2021-11-23 01:02:42,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:42,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:42,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:42,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:42,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:42,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:42,847 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 135 treesize of output 84 [2021-11-23 01:02:42,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:42,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:42,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:42,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:43,055 INFO L354 Elim1Store]: treesize reduction 132, result has 17.5 percent of original size [2021-11-23 01:02:43,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 179 treesize of output 144 [2021-11-23 01:02:43,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:43,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:43,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:43,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:43,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:43,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:43,371 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 133 treesize of output 83 [2021-11-23 01:02:43,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:43,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:43,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:43,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:43,669 INFO L354 Elim1Store]: treesize reduction 118, result has 33.0 percent of original size [2021-11-23 01:02:43,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 360 treesize of output 318 [2021-11-23 01:02:43,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:43,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:43,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:43,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:43,890 INFO L354 Elim1Store]: treesize reduction 100, result has 36.7 percent of original size [2021-11-23 01:02:43,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 249 treesize of output 214 [2021-11-23 01:02:44,203 INFO L354 Elim1Store]: treesize reduction 156, result has 24.6 percent of original size [2021-11-23 01:02:44,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 66 treesize of output 84 [2021-11-23 01:02:45,587 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:02:52,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:52,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 29 states and 46 transitions. [2021-11-23 01:02:52,402 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 46 transitions. [2021-11-23 01:02:52,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:02:52,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:52,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:52,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:52,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:02:52,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:52,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:02:52,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:02:52,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:52,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:02:52,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:52,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:02:53,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:02:53,980 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:02:53,991 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:02:53,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:02:57,697 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:15,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:15,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 36 states and 70 transitions. [2021-11-23 01:03:15,120 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 70 transitions. [2021-11-23 01:03:15,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:03:15,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:15,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:15,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:15,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:03:15,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:15,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:03:15,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:03:15,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:15,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:03:15,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:15,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:03:16,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:16,517 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:03:16,528 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:03:16,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:03:16,846 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:16,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:16,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 37 states and 71 transitions. [2021-11-23 01:03:16,866 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 71 transitions. [2021-11-23 01:03:16,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:03:16,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:16,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:17,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:17,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:03:17,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:17,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:03:17,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:03:17,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:17,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:03:17,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:17,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:03:17,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:17,992 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:03:18,002 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:03:18,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:03:18,161 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:18,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:18,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 38 states and 72 transitions. [2021-11-23 01:03:18,184 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 72 transitions. [2021-11-23 01:03:18,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:03:18,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:18,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:18,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:18,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:03:18,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:18,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:03:18,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:03:18,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:18,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:03:18,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:18,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:03:20,065 INFO L354 Elim1Store]: treesize reduction 109, result has 16.8 percent of original size [2021-11-23 01:03:20,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 49 [2021-11-23 01:03:22,765 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:28,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:28,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 39 states and 73 transitions. [2021-11-23 01:03:28,273 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 73 transitions. [2021-11-23 01:03:28,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:03:28,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:28,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:28,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:28,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:03:28,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:28,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:03:28,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:03:28,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:28,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:03:28,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:28,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:03:28,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:28,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:03:28,657 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:03:28,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:03:28,778 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:28,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:28,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 40 states and 74 transitions. [2021-11-23 01:03:28,794 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 74 transitions. [2021-11-23 01:03:28,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:03:28,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:28,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:28,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:28,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:03:28,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:28,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:03:28,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:03:28,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:28,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:03:29,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:29,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:03:29,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:29,055 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:03:29,065 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:03:29,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:03:29,352 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:29,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:29,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 41 states and 75 transitions. [2021-11-23 01:03:29,370 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 75 transitions. [2021-11-23 01:03:29,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:03:29,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:29,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:29,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:29,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:03:29,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:29,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:03:29,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:03:29,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:29,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:03:29,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:29,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:03:29,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:29,613 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:03:29,623 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:03:29,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:03:30,679 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:30,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:30,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 42 states and 76 transitions. [2021-11-23 01:03:30,695 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 76 transitions. [2021-11-23 01:03:30,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:03:30,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:30,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:30,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:30,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-23 01:03:30,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:30,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:03:30,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:03:30,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:30,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:03:30,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:31,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:03:31,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:31,906 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:03:31,917 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:03:31,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:03:32,066 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:32,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:32,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 43 states and 77 transitions. [2021-11-23 01:03:32,090 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 77 transitions. [2021-11-23 01:03:32,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:03:32,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:32,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:32,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:32,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:03:32,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:32,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:03:32,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:03:32,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:32,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:03:32,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:32,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:03:33,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:33,346 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:03:33,353 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:03:33,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:03:33,494 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:33,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:33,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 44 states and 78 transitions. [2021-11-23 01:03:33,508 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 78 transitions. [2021-11-23 01:03:33,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:03:33,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:33,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:33,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:33,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:03:33,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:33,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:03:33,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:03:33,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:33,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:03:33,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:33,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:03:33,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:03:33,876 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:03:33,886 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:03:33,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:03:34,150 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:34,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:34,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 45 states and 79 transitions. [2021-11-23 01:03:34,174 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 79 transitions. [2021-11-23 01:03:34,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:03:34,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:34,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:34,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:34,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:03:34,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:34,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:03:34,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:03:34,580 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:03:34,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:03:34,859 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:03:34,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:03:36,000 INFO L354 Elim1Store]: treesize reduction 127, result has 15.9 percent of original size [2021-11-23 01:03:36,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 51 [2021-11-23 01:03:41,025 INFO L354 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2021-11-23 01:03:41,025 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 84 treesize of output 40 [2021-11-23 01:03:41,031 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:04,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:04,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 50 states and 109 transitions. [2021-11-23 01:04:04,679 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 109 transitions. [2021-11-23 01:04:04,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:04,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:04,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:04,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:04,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:04,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:04,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:04:04,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:04:04,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:04,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:05,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:05,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:04:06,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:06,032 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:06,043 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:04:06,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:04:06,176 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:06,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:06,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 51 states and 110 transitions. [2021-11-23 01:04:06,194 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 110 transitions. [2021-11-23 01:04:06,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:06,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:06,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:06,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:06,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:06,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:06,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:04:06,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:04:06,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:06,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:06,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:06,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:04:07,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:07,413 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:07,422 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:04:07,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:04:08,525 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:08,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:08,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 52 states and 111 transitions. [2021-11-23 01:04:08,543 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 111 transitions. [2021-11-23 01:04:08,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:08,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:08,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:08,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:08,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:08,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:08,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:04:08,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:04:08,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:08,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:08,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:08,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:04:08,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:08,935 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:08,948 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:04:08,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:04:10,170 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:10,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:10,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 53 states and 112 transitions. [2021-11-23 01:04:10,197 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 112 transitions. [2021-11-23 01:04:10,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:10,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:10,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:10,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:10,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:10,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:10,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:04:10,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:04:10,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:10,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:10,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:10,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:04:11,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:11,514 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:11,523 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:04:11,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:04:12,609 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:12,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:12,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 54 states and 113 transitions. [2021-11-23 01:04:12,629 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 113 transitions. [2021-11-23 01:04:12,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:12,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:12,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:12,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:12,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:04:12,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:12,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:04:12,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:04:12,813 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:04:12,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:13,026 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:04:13,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:04:13,095 INFO L354 Elim1Store]: treesize reduction 127, result has 15.9 percent of original size [2021-11-23 01:04:13,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 51 [2021-11-23 01:04:13,299 INFO L354 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2021-11-23 01:04:13,299 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 84 treesize of output 40 [2021-11-23 01:04:13,305 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:13,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:13,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 55 states and 114 transitions. [2021-11-23 01:04:13,317 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 114 transitions. [2021-11-23 01:04:13,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:13,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:13,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:13,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:13,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:13,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:13,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:04:13,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:04:13,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:13,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:13,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:13,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:04:13,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:13,676 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:13,685 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:04:13,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:04:14,035 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:14,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:14,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 56 states and 115 transitions. [2021-11-23 01:04:14,062 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 115 transitions. [2021-11-23 01:04:14,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:14,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:14,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:14,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:14,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:14,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:14,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:04:14,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:04:14,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:14,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:14,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:14,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:04:15,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:15,439 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:15,447 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:04:15,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:04:16,550 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:16,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:16,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 57 states and 116 transitions. [2021-11-23 01:04:16,572 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 116 transitions. [2021-11-23 01:04:16,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:16,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:16,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:16,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:16,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:16,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:16,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:04:16,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:04:16,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:16,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:16,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:16,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:04:17,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:17,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:17,799 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:04:17,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:04:19,446 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:19,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:19,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 58 states and 117 transitions. [2021-11-23 01:04:19,470 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 117 transitions. [2021-11-23 01:04:19,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:19,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:19,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:19,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:19,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:19,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:19,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:04:19,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:04:19,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:19,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:19,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:04:20,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:20,631 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:20,641 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:04:20,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:04:20,756 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:20,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:20,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 59 states and 118 transitions. [2021-11-23 01:04:20,778 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 118 transitions. [2021-11-23 01:04:20,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:20,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:20,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:20,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:20,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:20,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:20,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:04:20,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:04:20,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:20,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:21,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:21,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:04:22,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:22,069 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:22,078 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:04:22,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:04:23,221 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:23,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:23,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 60 states and 119 transitions. [2021-11-23 01:04:23,242 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 119 transitions. [2021-11-23 01:04:23,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:23,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:23,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:23,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:23,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:23,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:23,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:04:23,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:04:23,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:23,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:23,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:23,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:04:24,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:24,566 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:24,577 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:04:24,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:04:25,767 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:25,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:25,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 61 states and 120 transitions. [2021-11-23 01:04:25,782 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 120 transitions. [2021-11-23 01:04:25,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:25,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:25,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:25,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:25,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:25,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:25,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:04:25,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:04:25,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:25,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:26,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:26,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:04:26,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:26,246 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:26,256 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:04:26,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:04:27,368 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:27,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:27,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 62 states and 121 transitions. [2021-11-23 01:04:27,396 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 121 transitions. [2021-11-23 01:04:27,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:27,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:27,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:27,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:27,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:27,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:27,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:04:27,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:04:27,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:27,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:27,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:27,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:04:27,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:27,753 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:27,762 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:04:27,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:04:28,966 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:28,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:28,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 63 states and 122 transitions. [2021-11-23 01:04:28,985 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 122 transitions. [2021-11-23 01:04:28,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:28,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:28,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:29,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:29,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:29,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:29,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:04:29,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:04:29,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:29,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:29,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:29,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:04:30,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:30,237 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:30,247 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:04:30,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:04:31,426 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:31,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:31,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 64 states and 123 transitions. [2021-11-23 01:04:31,448 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 123 transitions. [2021-11-23 01:04:31,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:31,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:31,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:31,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:31,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:04:31,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:31,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:04:31,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:04:31,651 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:04:31,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:31,876 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:04:31,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:04:31,920 INFO L354 Elim1Store]: treesize reduction 127, result has 15.9 percent of original size [2021-11-23 01:04:31,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 51 [2021-11-23 01:04:32,488 INFO L354 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2021-11-23 01:04:32,488 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 84 treesize of output 40 [2021-11-23 01:04:32,492 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:32,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:32,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 65 states and 124 transitions. [2021-11-23 01:04:32,514 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 124 transitions. [2021-11-23 01:04:32,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:32,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:32,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:32,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:32,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:04:32,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:32,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:04:32,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:04:32,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:32,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:32,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:32,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:04:33,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:04:33,795 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:04:33,804 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:04:33,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:04:34,979 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:34,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:34,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 66 states and 125 transitions. [2021-11-23 01:04:34,998 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 125 transitions. [2021-11-23 01:04:34,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:04:34,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:34,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:35,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:35,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-23 01:04:35,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:35,126 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:04:35,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:04:35,153 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:04:35,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:04:35,595 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:04:35,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:04:36,928 INFO L354 Elim1Store]: treesize reduction 127, result has 15.9 percent of original size [2021-11-23 01:04:36,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 51 [2021-11-23 01:04:40,971 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:03,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:03,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 70 states and 157 transitions. [2021-11-23 01:05:03,024 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 157 transitions. [2021-11-23 01:05:03,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:03,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:03,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:03,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:03,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:05:03,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:03,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:03,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:05:03,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:03,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:03,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:03,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:05:03,541 INFO L354 Elim1Store]: treesize reduction 109, result has 16.8 percent of original size [2021-11-23 01:05:03,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 49 [2021-11-23 01:05:04,996 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:07,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:07,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 73 states and 176 transitions. [2021-11-23 01:05:07,578 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 176 transitions. [2021-11-23 01:05:07,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:07,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:07,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:07,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:07,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:07,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:07,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:07,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:05:07,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:07,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:07,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:07,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:05:08,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:08,959 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:08,969 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:05:08,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:05:10,191 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:10,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:10,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 74 states and 177 transitions. [2021-11-23 01:05:10,205 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 177 transitions. [2021-11-23 01:05:10,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:10,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:10,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:10,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:10,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:10,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:10,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:10,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:05:10,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:10,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:10,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:10,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:05:11,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:11,572 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:11,580 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:05:11,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:05:12,811 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:12,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:12,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 75 states and 178 transitions. [2021-11-23 01:05:12,839 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 178 transitions. [2021-11-23 01:05:12,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:12,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:12,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:12,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:12,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:12,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:12,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:12,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:05:12,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:12,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:13,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:13,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:05:14,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:14,258 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:14,278 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:05:14,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:05:15,422 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:15,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:15,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 76 states and 179 transitions. [2021-11-23 01:05:15,447 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 179 transitions. [2021-11-23 01:05:15,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:15,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:15,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:15,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:15,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:15,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:15,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:15,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:05:15,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:15,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:15,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:15,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:05:15,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:15,869 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:15,879 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:05:15,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:05:17,094 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:17,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:17,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 77 states and 180 transitions. [2021-11-23 01:05:17,107 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 180 transitions. [2021-11-23 01:05:17,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:17,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:17,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:17,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:17,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:17,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:17,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:17,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:05:17,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:17,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:17,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:17,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:05:18,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:18,472 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:18,480 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:05:18,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:05:19,623 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:19,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:19,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 78 states and 181 transitions. [2021-11-23 01:05:19,642 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 181 transitions. [2021-11-23 01:05:19,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:19,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:19,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:19,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:19,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:19,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:19,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:19,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:05:19,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:19,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:19,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:19,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:05:21,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:21,032 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:21,043 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:05:21,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:05:22,311 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:22,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:22,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 79 states and 182 transitions. [2021-11-23 01:05:22,330 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 182 transitions. [2021-11-23 01:05:22,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:22,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:22,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:22,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:22,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:05:22,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:22,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:22,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:05:22,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:22,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:22,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:22,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:05:22,612 INFO L354 Elim1Store]: treesize reduction 109, result has 16.8 percent of original size [2021-11-23 01:05:22,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 49 [2021-11-23 01:05:23,972 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:26,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:26,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 82 states and 203 transitions. [2021-11-23 01:05:26,850 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 203 transitions. [2021-11-23 01:05:26,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:26,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:26,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:26,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:26,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:26,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:26,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:26,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:05:26,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:26,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:27,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:27,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:05:28,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:28,265 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:28,274 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:05:28,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:05:29,498 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:29,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:29,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 83 states and 204 transitions. [2021-11-23 01:05:29,514 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 204 transitions. [2021-11-23 01:05:29,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:29,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:29,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:29,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:29,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:29,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:29,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:29,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:05:29,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:29,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:29,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:29,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:05:30,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:30,889 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:30,903 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:05:30,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:05:31,045 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:31,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:31,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 84 states and 205 transitions. [2021-11-23 01:05:31,073 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 205 transitions. [2021-11-23 01:05:31,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:31,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:31,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:31,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:31,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:31,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:31,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:31,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:05:31,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:31,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:31,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:31,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:05:32,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:32,448 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:32,457 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:05:32,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:05:33,585 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:33,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:33,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 85 states and 206 transitions. [2021-11-23 01:05:33,606 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 206 transitions. [2021-11-23 01:05:33,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:33,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:33,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:33,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:33,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:33,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:33,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:33,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:05:33,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:33,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:33,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:33,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:05:34,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:34,856 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:34,872 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:05:34,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:05:36,142 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:36,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:36,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 86 states and 207 transitions. [2021-11-23 01:05:36,157 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 207 transitions. [2021-11-23 01:05:36,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:36,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:36,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:36,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:36,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-23 01:05:36,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:36,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:36,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:05:36,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:36,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:36,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:36,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:05:37,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:37,504 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:37,512 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:05:37,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:05:38,693 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:38,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:38,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 87 states and 208 transitions. [2021-11-23 01:05:38,725 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 208 transitions. [2021-11-23 01:05:38,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:38,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:38,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:38,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:38,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:38,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:38,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:38,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:05:38,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:38,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:38,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:38,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:05:39,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:39,900 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:39,909 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:05:39,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:05:40,365 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:40,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:40,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 209 transitions. [2021-11-23 01:05:40,385 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 209 transitions. [2021-11-23 01:05:40,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:40,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:40,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:40,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:40,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:40,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:40,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:05:40,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:40,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:40,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:40,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:05:40,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:40,760 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:40,770 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:05:40,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:05:40,906 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:40,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:40,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 89 states and 210 transitions. [2021-11-23 01:05:40,932 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 210 transitions. [2021-11-23 01:05:40,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:40,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:40,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:41,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:41,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:41,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:41,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:41,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:05:41,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:41,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:41,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:41,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:05:41,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:41,389 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:41,401 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:05:41,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:05:42,561 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:42,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:42,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 90 states and 211 transitions. [2021-11-23 01:05:42,586 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 211 transitions. [2021-11-23 01:05:42,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:42,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:42,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:42,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:42,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:42,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:42,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:42,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:05:42,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:42,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:42,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:42,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:05:43,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:43,834 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:43,842 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:05:43,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:05:44,280 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:44,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:44,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 91 states and 212 transitions. [2021-11-23 01:05:44,300 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 212 transitions. [2021-11-23 01:05:44,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:44,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:44,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:44,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:05:44,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:44,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:44,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:05:44,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:44,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:44,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:44,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:05:44,783 INFO L354 Elim1Store]: treesize reduction 109, result has 16.8 percent of original size [2021-11-23 01:05:44,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 49 [2021-11-23 01:05:46,334 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:48,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:48,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 93 states and 232 transitions. [2021-11-23 01:05:48,950 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 232 transitions. [2021-11-23 01:05:48,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:48,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:48,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:49,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:49,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:49,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:49,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:49,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:05:49,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:49,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:49,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:49,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:05:50,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:50,380 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:50,389 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:05:50,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:05:50,743 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:50,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:50,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 94 states and 233 transitions. [2021-11-23 01:05:50,769 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 233 transitions. [2021-11-23 01:05:50,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:50,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:50,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:50,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:50,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:50,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:50,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:50,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:05:50,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:50,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:50,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:50,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:05:50,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:50,990 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:50,999 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:05:51,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:05:51,138 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:51,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:51,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 95 states and 234 transitions. [2021-11-23 01:05:51,187 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 234 transitions. [2021-11-23 01:05:51,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:51,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:51,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:51,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:51,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-23 01:05:51,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:51,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:51,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:05:51,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:51,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:51,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:51,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:05:51,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:51,664 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:51,677 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:05:51,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:05:51,825 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:51,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:51,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 96 states and 235 transitions. [2021-11-23 01:05:51,849 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 235 transitions. [2021-11-23 01:05:51,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:51,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:51,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:51,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:51,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:51,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:51,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:51,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:05:52,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:52,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:52,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:52,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:05:53,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:53,228 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:53,236 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:05:53,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:05:54,434 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:54,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:54,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 97 states and 236 transitions. [2021-11-23 01:05:54,461 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 236 transitions. [2021-11-23 01:05:54,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:54,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:54,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:54,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:54,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:05:54,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:54,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:54,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:05:54,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:54,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:54,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:54,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:05:54,886 INFO L354 Elim1Store]: treesize reduction 109, result has 16.8 percent of original size [2021-11-23 01:05:54,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 49 [2021-11-23 01:05:55,523 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:55,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:55,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 98 states and 237 transitions. [2021-11-23 01:05:55,551 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 237 transitions. [2021-11-23 01:05:55,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:55,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:55,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:55,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:55,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:05:55,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:55,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:55,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:05:55,696 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:05:55,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:56,011 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:05:56,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:05:56,060 INFO L354 Elim1Store]: treesize reduction 127, result has 15.9 percent of original size [2021-11-23 01:05:56,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 51 [2021-11-23 01:05:57,911 INFO L354 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2021-11-23 01:05:57,912 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 84 treesize of output 40 [2021-11-23 01:05:57,917 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:57,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:57,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 99 states and 238 transitions. [2021-11-23 01:05:57,939 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 238 transitions. [2021-11-23 01:05:57,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:05:57,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:57,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:58,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:58,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:05:58,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:58,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:05:58,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:05:58,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:58,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:05:59,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:59,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:05:59,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:05:59,047 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:05:59,057 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:05:59,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:06:00,245 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:00,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:00,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 100 states and 239 transitions. [2021-11-23 01:06:00,267 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 239 transitions. [2021-11-23 01:06:00,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:00,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:00,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:00,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:00,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:00,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:00,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:06:00,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:06:00,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:00,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:00,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:00,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:06:00,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:00,493 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:00,503 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:06:00,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:06:01,735 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:01,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:01,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 101 states and 240 transitions. [2021-11-23 01:06:01,759 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 240 transitions. [2021-11-23 01:06:01,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:01,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:01,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:01,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:01,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:06:01,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:01,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:06:01,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:06:01,962 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:06:01,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:02,244 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:06:02,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:06:02,298 INFO L354 Elim1Store]: treesize reduction 127, result has 15.9 percent of original size [2021-11-23 01:06:02,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 51 [2021-11-23 01:06:02,543 INFO L354 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2021-11-23 01:06:02,544 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 84 treesize of output 40 [2021-11-23 01:06:02,547 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:02,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:02,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 102 states and 241 transitions. [2021-11-23 01:06:02,570 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 241 transitions. [2021-11-23 01:06:02,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:02,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:02,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:02,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:02,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:02,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:02,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:06:02,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:06:02,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:02,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:02,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:02,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:06:02,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:02,992 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:03,001 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:06:03,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:06:04,383 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:04,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:04,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 103 states and 242 transitions. [2021-11-23 01:06:04,406 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 242 transitions. [2021-11-23 01:06:04,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:04,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:04,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:04,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:04,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:04,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:04,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:06:04,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:06:04,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:04,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:04,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:04,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:06:05,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:05,767 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:05,777 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:06:05,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:06:07,124 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:07,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:07,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 104 states and 243 transitions. [2021-11-23 01:06:07,160 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 243 transitions. [2021-11-23 01:06:07,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:07,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:07,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:07,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:07,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:06:07,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:07,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:06:07,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:06:07,290 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:06:07,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:07,601 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:06:07,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:06:07,655 INFO L354 Elim1Store]: treesize reduction 127, result has 15.9 percent of original size [2021-11-23 01:06:07,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 51 [2021-11-23 01:06:09,300 INFO L354 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2021-11-23 01:06:09,300 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 84 treesize of output 40 [2021-11-23 01:06:09,306 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:09,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:09,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 105 states and 244 transitions. [2021-11-23 01:06:09,344 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 244 transitions. [2021-11-23 01:06:09,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:09,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:09,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:09,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:09,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-23 01:06:09,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:09,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:06:09,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:06:09,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:09,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:09,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:09,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:06:10,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:10,784 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:10,795 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:06:10,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:06:11,897 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:11,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:11,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 106 states and 245 transitions. [2021-11-23 01:06:11,925 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 245 transitions. [2021-11-23 01:06:11,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:11,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:11,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:12,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:12,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:12,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:12,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:06:12,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:06:12,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:12,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:12,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:12,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:06:12,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:12,324 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:12,336 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:06:12,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:06:13,675 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:13,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:13,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 107 states and 246 transitions. [2021-11-23 01:06:13,690 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 246 transitions. [2021-11-23 01:06:13,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:13,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:13,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:13,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:13,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:13,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:13,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:06:13,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:06:13,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:13,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:13,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:13,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:06:13,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:13,896 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:13,905 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:06:13,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:06:14,391 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:14,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:14,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 108 states and 247 transitions. [2021-11-23 01:06:14,402 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 247 transitions. [2021-11-23 01:06:14,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:14,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:14,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:14,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:14,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:06:14,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:14,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:06:14,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:06:14,553 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:06:14,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:14,845 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:06:14,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:06:14,910 INFO L354 Elim1Store]: treesize reduction 127, result has 15.9 percent of original size [2021-11-23 01:06:14,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 51 [2021-11-23 01:06:16,847 INFO L354 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2021-11-23 01:06:16,847 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 84 treesize of output 40 [2021-11-23 01:06:16,851 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:16,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:16,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 109 states and 248 transitions. [2021-11-23 01:06:16,878 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 248 transitions. [2021-11-23 01:06:16,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:16,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:16,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:17,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:17,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:17,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:17,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:06:17,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:06:17,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:17,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:17,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:17,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:06:18,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:18,361 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:18,371 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:06:18,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:06:19,545 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:19,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:19,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 110 states and 249 transitions. [2021-11-23 01:06:19,575 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 249 transitions. [2021-11-23 01:06:19,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:19,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:19,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:19,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:19,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:19,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:19,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:06:19,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:06:19,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:19,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:19,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:19,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:06:21,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:21,069 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:21,079 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:06:21,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:06:22,330 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:22,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:22,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 111 states and 250 transitions. [2021-11-23 01:06:22,346 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 250 transitions. [2021-11-23 01:06:22,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:22,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:22,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:22,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:22,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:22,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:22,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:06:22,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:06:22,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:22,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:22,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:22,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:06:23,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:23,632 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:23,643 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:06:23,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:06:24,053 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:24,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:24,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 112 states and 251 transitions. [2021-11-23 01:06:24,072 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 251 transitions. [2021-11-23 01:06:24,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:24,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:24,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:24,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:24,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:06:24,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:24,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:06:24,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:06:24,227 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:06:24,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:24,260 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:06:24,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:06:24,322 INFO L354 Elim1Store]: treesize reduction 127, result has 15.9 percent of original size [2021-11-23 01:06:24,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 51 [2021-11-23 01:06:25,985 INFO L354 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2021-11-23 01:06:25,985 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 84 treesize of output 40 [2021-11-23 01:06:25,989 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:26,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:26,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 113 states and 252 transitions. [2021-11-23 01:06:26,011 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 252 transitions. [2021-11-23 01:06:26,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:26,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:26,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:26,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:26,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:26,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:26,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:06:26,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:06:26,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:26,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:26,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:26,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:06:27,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:27,460 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:27,468 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:06:27,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:06:28,817 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:28,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:28,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 114 states and 253 transitions. [2021-11-23 01:06:28,828 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 253 transitions. [2021-11-23 01:06:28,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:28,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:28,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:28,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:28,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:28,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:28,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:06:28,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:06:28,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:28,975 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:29,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:29,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:06:29,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:29,259 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:29,267 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:06:29,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:06:30,669 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:30,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:30,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 115 states and 254 transitions. [2021-11-23 01:06:30,689 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 254 transitions. [2021-11-23 01:06:30,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:30,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:30,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:30,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:30,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-23 01:06:30,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:30,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:06:30,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:06:30,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:30,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:31,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:31,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:06:32,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:32,534 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:32,544 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:06:32,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 54 treesize of output 47 [2021-11-23 01:06:37,355 INFO L354 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2021-11-23 01:06:37,355 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 4 new quantified variables, introduced 6 case distinctions, treesize of input 92 treesize of output 48 [2021-11-23 01:06:37,359 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:40,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:40,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 116 states and 255 transitions. [2021-11-23 01:06:40,961 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 255 transitions. [2021-11-23 01:06:40,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:40,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:40,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:41,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:41,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:41,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:41,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:06:41,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:06:41,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:41,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:41,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:41,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:06:42,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:42,554 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:42,563 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:06:42,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:06:43,121 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:43,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:43,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 117 states and 256 transitions. [2021-11-23 01:06:43,138 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 256 transitions. [2021-11-23 01:06:43,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:43,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:43,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:43,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:43,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:43,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:43,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:06:43,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:06:43,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:43,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:43,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:43,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:06:44,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:44,605 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:44,614 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:06:44,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:06:46,071 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:46,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:46,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 118 states and 257 transitions. [2021-11-23 01:06:46,095 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 257 transitions. [2021-11-23 01:06:46,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:46,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:46,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:46,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:46,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:06:46,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:46,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:06:46,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:06:46,248 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:06:46,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:46,286 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:06:46,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:06:46,347 INFO L354 Elim1Store]: treesize reduction 127, result has 15.9 percent of original size [2021-11-23 01:06:46,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 51 [2021-11-23 01:06:48,392 INFO L354 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2021-11-23 01:06:48,392 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 84 treesize of output 40 [2021-11-23 01:06:48,398 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:48,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:48,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 119 states and 258 transitions. [2021-11-23 01:06:48,420 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 258 transitions. [2021-11-23 01:06:48,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:48,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:48,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:48,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:48,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:48,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:48,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:06:48,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:06:48,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:48,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:48,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:48,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:06:49,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:49,662 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:49,672 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:06:49,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:06:51,131 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:51,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:51,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 120 states and 259 transitions. [2021-11-23 01:06:51,161 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 259 transitions. [2021-11-23 01:06:51,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:51,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:51,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:51,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:51,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:51,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:51,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:06:51,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:06:51,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:51,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:51,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:51,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:06:52,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:52,669 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:52,683 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:06:52,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:06:53,996 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:54,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:54,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 121 states and 260 transitions. [2021-11-23 01:06:54,027 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 260 transitions. [2021-11-23 01:06:54,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:54,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:54,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:54,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:54,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:54,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:06:54,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:06:54,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:54,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:54,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:54,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:06:54,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:54,271 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:54,282 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:06:54,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:06:54,459 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:54,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:54,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 122 states and 261 transitions. [2021-11-23 01:06:54,492 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 261 transitions. [2021-11-23 01:06:54,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:54,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:54,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:54,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:54,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:54,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:54,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:06:54,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:06:54,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:54,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:54,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:54,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:06:56,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:56,067 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:56,077 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:06:56,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:06:57,489 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:57,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:57,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 123 states and 262 transitions. [2021-11-23 01:06:57,515 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 262 transitions. [2021-11-23 01:06:57,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:57,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:57,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:57,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:57,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:57,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:57,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:06:57,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:06:57,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:57,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:57,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:57,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:06:57,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:57,936 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:57,949 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:06:57,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:06:59,279 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:59,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:59,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 124 states and 263 transitions. [2021-11-23 01:06:59,312 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 263 transitions. [2021-11-23 01:06:59,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:06:59,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:59,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:59,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:59,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:06:59,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:59,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:06:59,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:06:59,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:59,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:06:59,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:59,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:06:59,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:06:59,888 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:06:59,902 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:06:59,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:07:01,505 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:01,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:01,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 125 states and 264 transitions. [2021-11-23 01:07:01,532 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 264 transitions. [2021-11-23 01:07:01,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:01,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:01,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:01,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:01,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:01,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:01,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:01,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:07:01,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:01,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:01,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:01,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:07:02,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:02,978 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:02,991 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:07:02,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:07:04,565 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:04,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:04,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 126 states and 265 transitions. [2021-11-23 01:07:04,596 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 265 transitions. [2021-11-23 01:07:04,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:04,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:04,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:04,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:04,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:04,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:04,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:04,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:07:04,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:04,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:05,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:05,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:07:06,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:06,205 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:06,215 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:07:06,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:07:07,740 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:07,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:07,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 127 states and 266 transitions. [2021-11-23 01:07:07,776 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 266 transitions. [2021-11-23 01:07:07,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:07,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:07,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:07,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:07,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:07,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:07,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:07,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:07:07,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:07,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:08,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:08,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:07:08,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:08,052 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:08,061 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:07:08,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:07:09,642 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:09,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:09,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 128 states and 267 transitions. [2021-11-23 01:07:09,680 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 267 transitions. [2021-11-23 01:07:09,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:09,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:09,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:09,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:09,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:09,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:09,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:09,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:07:09,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:09,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:10,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:10,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:07:10,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:10,140 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:10,150 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:07:10,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:07:11,740 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:11,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:11,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 129 states and 268 transitions. [2021-11-23 01:07:11,774 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 268 transitions. [2021-11-23 01:07:11,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:11,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:11,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:11,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:11,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-23 01:07:11,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:11,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:12,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:07:12,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:12,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:12,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:12,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:07:13,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:13,661 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:13,669 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:07:13,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:07:14,892 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:14,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:14,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 130 states and 269 transitions. [2021-11-23 01:07:14,924 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 269 transitions. [2021-11-23 01:07:14,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:14,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:14,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:15,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:15,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:15,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:15,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:15,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:07:15,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:15,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:15,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:15,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:07:15,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:15,353 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:15,363 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:07:15,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:07:15,836 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:15,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:15,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 131 states and 270 transitions. [2021-11-23 01:07:15,867 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 270 transitions. [2021-11-23 01:07:15,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:15,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:15,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:16,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:16,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:16,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:16,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:16,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:07:16,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:16,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:16,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:16,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:07:17,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:17,231 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:17,241 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:07:17,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:07:18,439 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:18,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:18,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 132 states and 271 transitions. [2021-11-23 01:07:18,470 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 271 transitions. [2021-11-23 01:07:18,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:18,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:18,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:18,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:18,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:18,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:18,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:18,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:07:18,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:18,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:18,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:18,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:07:20,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:20,090 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:20,103 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:07:20,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:07:21,405 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:21,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:21,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 133 states and 272 transitions. [2021-11-23 01:07:21,436 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 272 transitions. [2021-11-23 01:07:21,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:21,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:21,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:21,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:21,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:21,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:21,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:21,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:07:21,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:21,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:21,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:21,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:07:21,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:21,871 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:21,880 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:07:21,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:07:23,269 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:23,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:23,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 134 states and 273 transitions. [2021-11-23 01:07:23,300 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 273 transitions. [2021-11-23 01:07:23,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:23,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:23,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:23,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:23,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:07:23,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:23,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:23,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:07:23,461 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:07:23,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:23,492 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:07:23,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:07:23,552 INFO L354 Elim1Store]: treesize reduction 127, result has 15.9 percent of original size [2021-11-23 01:07:23,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 51 [2021-11-23 01:07:23,848 INFO L354 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2021-11-23 01:07:23,849 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 84 treesize of output 40 [2021-11-23 01:07:23,853 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:23,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:23,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 135 states and 274 transitions. [2021-11-23 01:07:23,877 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 274 transitions. [2021-11-23 01:07:23,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:23,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:23,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:24,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:24,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-23 01:07:24,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:24,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:24,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:07:24,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:24,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:24,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:24,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:07:25,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:25,246 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:25,254 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:07:25,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:07:26,716 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:26,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:26,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 136 states and 275 transitions. [2021-11-23 01:07:26,752 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 275 transitions. [2021-11-23 01:07:26,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:26,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:26,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:26,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:26,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:26,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:26,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:26,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:07:26,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:26,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:26,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:26,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:07:27,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:27,034 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:27,045 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:07:27,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:07:28,380 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:28,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:28,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 137 states and 276 transitions. [2021-11-23 01:07:28,415 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 276 transitions. [2021-11-23 01:07:28,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:28,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:28,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:28,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:28,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:28,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:28,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:28,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:07:28,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:28,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:28,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:28,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:07:28,989 INFO L354 Elim1Store]: treesize reduction 109, result has 16.8 percent of original size [2021-11-23 01:07:28,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 49 [2021-11-23 01:07:30,486 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:30,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:30,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 138 states and 277 transitions. [2021-11-23 01:07:30,517 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 277 transitions. [2021-11-23 01:07:30,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:30,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:30,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:30,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:30,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:07:30,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:30,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:30,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:07:30,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:30,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:30,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:30,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:07:31,047 INFO L354 Elim1Store]: treesize reduction 109, result has 16.8 percent of original size [2021-11-23 01:07:31,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 49 [2021-11-23 01:07:31,529 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:33,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:33,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 141 states and 293 transitions. [2021-11-23 01:07:33,183 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 293 transitions. [2021-11-23 01:07:33,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:33,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:33,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:33,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:33,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:33,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:33,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:33,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:07:33,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:33,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:33,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:33,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:07:33,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:33,601 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:33,611 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:07:33,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:07:35,020 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:35,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:35,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 142 states and 294 transitions. [2021-11-23 01:07:35,063 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 294 transitions. [2021-11-23 01:07:35,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:35,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:35,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:35,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:35,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:07:35,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:35,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:35,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:07:35,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:35,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:35,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:35,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:07:35,659 INFO L354 Elim1Store]: treesize reduction 109, result has 16.8 percent of original size [2021-11-23 01:07:35,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 49 [2021-11-23 01:07:37,290 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:37,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:37,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 143 states and 295 transitions. [2021-11-23 01:07:37,299 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 295 transitions. [2021-11-23 01:07:37,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:37,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:37,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:37,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:37,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:37,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:37,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:37,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:07:37,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:37,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:37,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:37,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:07:37,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:37,735 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:37,744 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:07:37,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:07:38,395 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:38,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:38,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 144 states and 296 transitions. [2021-11-23 01:07:38,427 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 296 transitions. [2021-11-23 01:07:38,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:38,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:38,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:38,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:38,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:07:38,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:38,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:38,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:07:38,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:38,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:38,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:38,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:07:39,011 INFO L354 Elim1Store]: treesize reduction 109, result has 16.8 percent of original size [2021-11-23 01:07:39,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 49 [2021-11-23 01:07:40,640 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:40,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:40,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 145 states and 297 transitions. [2021-11-23 01:07:40,655 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 297 transitions. [2021-11-23 01:07:40,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:40,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:40,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:40,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:40,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:07:40,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:40,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:40,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:07:40,821 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:07:40,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:40,853 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:07:40,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:07:40,907 INFO L354 Elim1Store]: treesize reduction 127, result has 15.9 percent of original size [2021-11-23 01:07:40,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 51 [2021-11-23 01:07:42,974 INFO L354 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2021-11-23 01:07:42,974 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 84 treesize of output 40 [2021-11-23 01:07:42,978 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:43,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:43,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 146 states and 298 transitions. [2021-11-23 01:07:43,011 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 298 transitions. [2021-11-23 01:07:43,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:43,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:43,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:43,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:43,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:43,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:43,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:43,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:07:43,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:43,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:43,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:43,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:07:43,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:43,455 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:43,465 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:07:43,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:07:44,665 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:44,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:44,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 147 states and 299 transitions. [2021-11-23 01:07:44,694 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 299 transitions. [2021-11-23 01:07:44,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:44,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:44,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:44,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:44,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-23 01:07:44,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:44,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:44,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:07:44,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:44,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:45,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:45,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:07:46,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:46,218 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:46,228 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:07:46,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:07:47,601 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:47,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:47,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 148 states and 300 transitions. [2021-11-23 01:07:47,630 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 300 transitions. [2021-11-23 01:07:47,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:47,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:47,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:47,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:47,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:47,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:47,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:47,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:07:47,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:47,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:47,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:47,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:07:48,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:48,934 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:48,944 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:07:48,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:07:49,402 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:49,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:49,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 149 states and 301 transitions. [2021-11-23 01:07:49,430 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 301 transitions. [2021-11-23 01:07:49,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:49,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:49,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:49,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:49,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:49,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:49,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:49,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:07:49,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:49,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:49,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:49,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:07:49,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:49,662 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:49,672 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:07:49,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:07:50,312 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:50,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:50,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 150 states and 302 transitions. [2021-11-23 01:07:50,339 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 302 transitions. [2021-11-23 01:07:50,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:50,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:50,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:50,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:50,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:07:50,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:50,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:50,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:07:50,516 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:07:50,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:50,551 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:07:50,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:07:50,619 INFO L354 Elim1Store]: treesize reduction 127, result has 15.9 percent of original size [2021-11-23 01:07:50,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 51 [2021-11-23 01:07:52,498 INFO L354 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2021-11-23 01:07:52,498 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 84 treesize of output 40 [2021-11-23 01:07:52,502 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:52,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:52,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 151 states and 303 transitions. [2021-11-23 01:07:52,528 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 303 transitions. [2021-11-23 01:07:52,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:52,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:52,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:52,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:52,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:07:52,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:52,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:52,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:07:52,671 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:07:52,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:53,040 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:07:53,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:07:53,102 INFO L354 Elim1Store]: treesize reduction 127, result has 15.9 percent of original size [2021-11-23 01:07:53,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 51 [2021-11-23 01:07:55,077 INFO L354 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2021-11-23 01:07:55,077 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 84 treesize of output 40 [2021-11-23 01:07:55,081 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:55,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:55,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 152 states and 304 transitions. [2021-11-23 01:07:55,103 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 304 transitions. [2021-11-23 01:07:55,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:55,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:55,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:55,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:55,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:07:55,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:55,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:55,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:07:55,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:55,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:55,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:55,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:07:56,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:56,597 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:07:56,609 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:07:56,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:07:58,000 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:58,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:58,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 153 states and 305 transitions. [2021-11-23 01:07:58,023 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 305 transitions. [2021-11-23 01:07:58,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:58,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:58,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:58,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:58,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:07:58,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:07:58,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:07:58,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:07:58,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:58,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:07:58,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:07:58,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:07:58,406 INFO L354 Elim1Store]: treesize reduction 109, result has 16.8 percent of original size [2021-11-23 01:07:58,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 49 [2021-11-23 01:07:59,956 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:59,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:59,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 154 states and 306 transitions. [2021-11-23 01:07:59,981 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 306 transitions. [2021-11-23 01:07:59,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:07:59,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:59,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:00,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:00,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:00,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:00,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:00,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:08:00,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:00,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:00,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:00,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:08:01,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:01,321 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:01,332 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:08:01,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:08:01,508 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:01,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:01,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 155 states and 307 transitions. [2021-11-23 01:08:01,532 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 307 transitions. [2021-11-23 01:08:01,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:01,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:01,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:01,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:01,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:01,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:01,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:01,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:08:01,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:01,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:01,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:01,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:08:01,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:01,968 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:01,979 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:08:01,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:08:03,340 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:03,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:03,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 156 states and 308 transitions. [2021-11-23 01:08:03,366 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 308 transitions. [2021-11-23 01:08:03,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:03,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:03,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:03,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:03,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:03,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:03,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:03,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:08:03,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:03,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:03,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:03,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:08:04,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:04,804 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:04,815 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:08:04,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:08:06,246 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:06,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:06,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 157 states and 309 transitions. [2021-11-23 01:08:06,270 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 309 transitions. [2021-11-23 01:08:06,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:06,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:06,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:06,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:06,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:06,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:06,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:06,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:08:06,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:06,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:06,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:06,689 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:08:06,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:06,721 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:06,734 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:08:06,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:08:07,952 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:07,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:07,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 158 states and 310 transitions. [2021-11-23 01:08:07,975 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 310 transitions. [2021-11-23 01:08:07,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:07,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:07,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:08,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:08,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:08,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:08,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:08,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:08:08,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:08,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:08,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:08,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:08:08,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:08,217 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:08,227 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:08:08,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:08:09,594 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:09,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:09,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 159 states and 311 transitions. [2021-11-23 01:08:09,614 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 311 transitions. [2021-11-23 01:08:09,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:09,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:09,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:09,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:09,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:09,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:09,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:09,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:08:09,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:09,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:09,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:09,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:08:11,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:11,092 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:11,102 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:08:11,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:08:11,579 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:11,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:11,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 160 states and 312 transitions. [2021-11-23 01:08:11,604 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 312 transitions. [2021-11-23 01:08:11,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:11,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:11,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:11,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:11,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:11,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:11,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:11,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:08:11,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:11,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:11,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:11,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:08:13,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:13,013 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:13,025 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:08:13,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:08:14,296 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:14,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:14,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 161 states and 313 transitions. [2021-11-23 01:08:14,314 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 313 transitions. [2021-11-23 01:08:14,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:14,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:14,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:14,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:14,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-23 01:08:14,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:14,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:14,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:08:14,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:14,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:14,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:14,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:08:14,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:14,591 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:14,603 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:08:14,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:08:16,001 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:16,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:16,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 162 states and 314 transitions. [2021-11-23 01:08:16,026 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 314 transitions. [2021-11-23 01:08:16,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:16,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:16,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:16,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:16,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:16,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:16,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:16,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:08:16,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:16,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:16,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:16,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:08:16,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:16,250 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:16,258 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:08:16,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:08:17,513 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:17,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:17,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 163 states and 315 transitions. [2021-11-23 01:08:17,533 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 315 transitions. [2021-11-23 01:08:17,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:17,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:17,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:17,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:17,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:17,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:17,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:17,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:08:17,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:17,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:18,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:18,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:08:18,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:18,057 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:18,070 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:08:18,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:08:19,370 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:19,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:19,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 164 states and 316 transitions. [2021-11-23 01:08:19,393 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 316 transitions. [2021-11-23 01:08:19,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:19,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:19,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:19,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:19,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:19,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:19,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:19,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:08:19,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:19,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:19,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:19,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:08:20,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:20,937 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:20,951 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:08:20,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:08:21,124 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:21,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:21,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 165 states and 317 transitions. [2021-11-23 01:08:21,144 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 317 transitions. [2021-11-23 01:08:21,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:21,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:21,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:21,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:21,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:21,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:21,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:21,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:08:21,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:21,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:21,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:21,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:08:22,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:22,699 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:22,710 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:08:22,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:08:24,114 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:24,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:24,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 166 states and 318 transitions. [2021-11-23 01:08:24,138 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 318 transitions. [2021-11-23 01:08:24,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:24,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:24,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:24,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:24,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:24,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:24,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:24,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:08:24,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:24,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:24,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:24,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:08:25,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:25,479 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:25,491 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:08:25,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:08:26,890 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:26,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:26,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 167 states and 319 transitions. [2021-11-23 01:08:26,909 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 319 transitions. [2021-11-23 01:08:26,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:26,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:26,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:27,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:27,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:27,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:27,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:27,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:08:27,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:27,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:27,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:27,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:08:28,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:28,179 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:28,190 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:08:28,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:08:29,676 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:29,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:29,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 168 states and 320 transitions. [2021-11-23 01:08:29,700 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 320 transitions. [2021-11-23 01:08:29,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:29,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:29,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:29,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:29,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:29,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:29,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:29,859 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:08:29,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:29,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:30,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:30,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:08:31,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:31,220 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:31,232 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:08:31,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:08:31,888 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:31,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:31,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 169 states and 321 transitions. [2021-11-23 01:08:31,908 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 321 transitions. [2021-11-23 01:08:31,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:31,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:31,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:32,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:32,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:32,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:32,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:32,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:08:32,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:32,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:32,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:32,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:08:33,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:33,407 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:33,417 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:08:33,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:08:34,787 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:34,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:34,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 170 states and 322 transitions. [2021-11-23 01:08:34,812 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 322 transitions. [2021-11-23 01:08:34,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:34,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:34,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:34,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:34,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:08:34,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:34,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:34,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:08:34,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:34,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:35,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:35,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:08:35,383 INFO L354 Elim1Store]: treesize reduction 109, result has 16.8 percent of original size [2021-11-23 01:08:35,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 49 [2021-11-23 01:08:36,929 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:36,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:36,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 171 states and 323 transitions. [2021-11-23 01:08:36,964 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 323 transitions. [2021-11-23 01:08:36,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:36,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:36,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:37,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:37,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:37,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:37,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:37,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:08:37,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:37,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:37,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:37,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:08:37,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:37,169 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:37,179 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:08:37,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:08:38,527 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:38,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:38,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 172 states and 324 transitions. [2021-11-23 01:08:38,547 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 324 transitions. [2021-11-23 01:08:38,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:38,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:38,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:38,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:38,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-23 01:08:38,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:38,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:38,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:08:38,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:38,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:38,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:38,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:08:39,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:39,872 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:39,883 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:08:39,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:08:41,346 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:41,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:41,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 173 states and 325 transitions. [2021-11-23 01:08:41,369 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 325 transitions. [2021-11-23 01:08:41,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:41,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:41,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:41,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:41,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:41,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:41,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:41,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:08:41,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:41,569 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:41,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:41,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:08:42,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:42,762 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:42,773 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:08:42,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:08:44,128 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:44,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:44,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 174 states and 326 transitions. [2021-11-23 01:08:44,150 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 326 transitions. [2021-11-23 01:08:44,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:44,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:44,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:44,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:44,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:44,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:44,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:44,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:08:44,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:44,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:44,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:44,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:08:45,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:45,709 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:45,719 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:08:45,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:08:47,027 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:47,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:47,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 175 states and 327 transitions. [2021-11-23 01:08:47,047 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 327 transitions. [2021-11-23 01:08:47,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:47,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:47,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:47,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:47,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:08:47,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:47,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:47,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:08:47,249 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:08:47,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:47,751 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:08:47,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:08:47,819 INFO L354 Elim1Store]: treesize reduction 127, result has 15.9 percent of original size [2021-11-23 01:08:47,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 51 [2021-11-23 01:08:49,836 INFO L354 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2021-11-23 01:08:49,836 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 84 treesize of output 40 [2021-11-23 01:08:49,840 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:49,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:49,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 176 states and 328 transitions. [2021-11-23 01:08:49,873 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 328 transitions. [2021-11-23 01:08:49,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:49,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:49,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:50,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:50,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:50,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:50,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:50,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:08:50,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:50,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:50,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:50,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:08:51,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:51,415 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:51,426 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:08:51,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:08:51,599 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:51,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:51,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 177 states and 329 transitions. [2021-11-23 01:08:51,624 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 329 transitions. [2021-11-23 01:08:51,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:51,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:51,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:51,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:51,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:51,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:51,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:51,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:08:51,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:51,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:52,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:52,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:08:53,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:53,174 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:53,183 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:08:53,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:08:54,687 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:54,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:54,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 178 states and 330 transitions. [2021-11-23 01:08:54,707 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 330 transitions. [2021-11-23 01:08:54,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:54,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:54,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:54,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:54,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:08:54,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:54,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:54,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:08:54,921 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:08:54,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:55,437 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:08:55,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:08:55,506 INFO L354 Elim1Store]: treesize reduction 127, result has 15.9 percent of original size [2021-11-23 01:08:55,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 51 [2021-11-23 01:08:57,507 INFO L354 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2021-11-23 01:08:57,507 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 84 treesize of output 40 [2021-11-23 01:08:57,511 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:57,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:57,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 179 states and 331 transitions. [2021-11-23 01:08:57,543 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 331 transitions. [2021-11-23 01:08:57,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:08:57,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:57,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:57,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:57,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:08:57,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:08:57,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:08:57,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:08:57,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:57,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:08:57,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:57,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:08:59,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:08:59,153 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:08:59,163 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:08:59,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:09:00,942 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:00,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:00,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 180 states and 332 transitions. [2021-11-23 01:09:00,967 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 332 transitions. [2021-11-23 01:09:00,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:00,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:00,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:01,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:01,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:01,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:01,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:09:01,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:09:01,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:01,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:01,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:01,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:09:01,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:01,293 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:01,307 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:09:01,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:09:03,128 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:03,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:03,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 181 states and 333 transitions. [2021-11-23 01:09:03,152 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 333 transitions. [2021-11-23 01:09:03,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:03,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:03,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:03,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:03,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:03,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:03,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:09:03,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:09:03,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:03,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:03,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:03,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:09:05,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:05,076 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:05,087 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:09:05,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:09:05,318 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:05,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:05,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 182 states and 334 transitions. [2021-11-23 01:09:05,340 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 334 transitions. [2021-11-23 01:09:05,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:05,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:05,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:05,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:05,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:05,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:05,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:09:05,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:09:05,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:05,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:05,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:05,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:09:05,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:05,982 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:05,997 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:09:05,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:09:07,765 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:07,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:07,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 183 states and 335 transitions. [2021-11-23 01:09:07,789 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 335 transitions. [2021-11-23 01:09:07,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:07,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:07,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:07,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:07,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:07,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:07,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:09:07,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:09:07,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:07,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:08,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:08,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:09:08,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:08,376 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:08,385 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:09:08,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:09:09,300 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:09,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:09,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 184 states and 336 transitions. [2021-11-23 01:09:09,322 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 336 transitions. [2021-11-23 01:09:09,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:09,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:09,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:09,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:09,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:09,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:09,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:09:09,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:09:09,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:09,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:09,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:09,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:09:09,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:09,632 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:09,644 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:09:09,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:09:09,878 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:09,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:09,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 185 states and 337 transitions. [2021-11-23 01:09:09,903 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 337 transitions. [2021-11-23 01:09:09,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:09,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:09,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:10,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:10,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:10,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:10,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:09:10,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:09:10,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:10,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:10,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:10,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:09:10,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:10,389 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:10,399 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:09:10,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:09:10,611 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:10,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:10,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 186 states and 338 transitions. [2021-11-23 01:09:10,634 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 338 transitions. [2021-11-23 01:09:10,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:10,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:10,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:10,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:10,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:10,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:10,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:09:10,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:09:10,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:10,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:11,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:11,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:09:11,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:11,174 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:11,185 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:09:11,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:09:12,996 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:13,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:13,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 187 states and 339 transitions. [2021-11-23 01:09:13,041 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 339 transitions. [2021-11-23 01:09:13,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:13,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:13,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:13,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:13,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:09:13,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:13,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:09:13,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:09:13,208 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:09:13,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:13,723 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:09:13,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:09:13,822 INFO L354 Elim1Store]: treesize reduction 127, result has 15.9 percent of original size [2021-11-23 01:09:13,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 51 [2021-11-23 01:09:16,230 INFO L354 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2021-11-23 01:09:16,230 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 84 treesize of output 40 [2021-11-23 01:09:16,234 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:16,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:16,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 188 states and 340 transitions. [2021-11-23 01:09:16,254 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 340 transitions. [2021-11-23 01:09:16,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:16,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:16,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:16,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:16,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:16,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:16,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:09:16,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:09:16,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:16,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:16,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:16,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:09:18,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:18,054 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:18,065 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:09:18,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:09:18,302 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:18,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:18,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 189 states and 341 transitions. [2021-11-23 01:09:18,346 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 341 transitions. [2021-11-23 01:09:18,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:18,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:18,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:18,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:18,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:18,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:18,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:09:18,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:09:18,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:18,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:18,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:18,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:09:19,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:19,838 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:19,849 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:09:19,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:09:20,071 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:20,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:20,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 190 states and 342 transitions. [2021-11-23 01:09:20,126 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 342 transitions. [2021-11-23 01:09:20,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:20,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:20,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:20,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:20,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:20,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:20,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:09:20,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:09:20,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:20,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:20,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:20,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:09:21,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:21,895 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:21,906 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:09:21,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:09:23,592 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:23,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:23,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 191 states and 343 transitions. [2021-11-23 01:09:23,634 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 343 transitions. [2021-11-23 01:09:23,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:23,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:23,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:23,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:23,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:23,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:23,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:09:23,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:09:23,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:23,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:23,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:23,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:09:23,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:23,878 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:23,889 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:09:23,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:09:25,621 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:25,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:25,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 192 states and 344 transitions. [2021-11-23 01:09:25,663 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 344 transitions. [2021-11-23 01:09:25,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:25,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:25,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:25,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:25,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:25,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:25,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:09:25,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:09:25,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:25,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:26,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:26,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:09:27,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:27,432 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:27,444 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:09:27,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:09:29,205 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:29,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:29,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 193 states and 345 transitions. [2021-11-23 01:09:29,249 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 345 transitions. [2021-11-23 01:09:29,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:29,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:29,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:29,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:29,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:09:29,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:29,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:09:29,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 01:09:29,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:29,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:29,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:29,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2021-11-23 01:09:30,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 01:09:30,972 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-23 01:09:30,983 INFO L354 Elim1Store]: treesize reduction 28, result has 20.0 percent of original size [2021-11-23 01:09:30,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 51 [2021-11-23 01:09:31,605 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:31,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:31,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 194 states and 346 transitions. [2021-11-23 01:09:31,647 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 346 transitions. [2021-11-23 01:09:31,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:09:31,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:31,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:31,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:31,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:09:31,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:31,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-23 01:09:31,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-23 01:09:31,830 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-11-23 01:09:31,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-11-23 01:09:32,366 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-11-23 01:09:32,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2021-11-23 01:09:32,433 INFO L354 Elim1Store]: treesize reduction 127, result has 15.9 percent of original size [2021-11-23 01:09:32,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 51 [2021-11-23 01:09:34,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2021-11-23 01:09:34,063 WARN L228 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2021-11-23 01:09:34,064 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:469) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:09:34,066 INFO L158 Benchmark]: Toolchain (without parser) took 417507.11ms. Allocated memory was 130.0MB in the beginning and 201.3MB in the end (delta: 71.3MB). Free memory was 93.0MB in the beginning and 53.2MB in the end (delta: 39.8MB). Peak memory consumption was 112.4MB. Max. memory is 16.1GB. [2021-11-23 01:09:34,067 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 130.0MB. Free memory was 103.8MB in the beginning and 103.8MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:09:34,067 INFO L158 Benchmark]: CACSL2BoogieTranslator took 310.48ms. Allocated memory is still 130.0MB. Free memory was 93.0MB in the beginning and 103.4MB in the end (delta: -10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:09:34,067 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.96ms. Allocated memory is still 130.0MB. Free memory was 103.4MB in the beginning and 102.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:09:34,067 INFO L158 Benchmark]: Boogie Preprocessor took 26.44ms. Allocated memory is still 130.0MB. Free memory was 102.1MB in the beginning and 100.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:09:34,068 INFO L158 Benchmark]: RCFGBuilder took 525.07ms. Allocated memory is still 130.0MB. Free memory was 100.5MB in the beginning and 87.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 01:09:34,068 INFO L158 Benchmark]: CodeCheck took 416601.42ms. Allocated memory was 130.0MB in the beginning and 201.3MB in the end (delta: 71.3MB). Free memory was 87.4MB in the beginning and 53.2MB in the end (delta: 34.2MB). Peak memory consumption was 109.1MB. Max. memory is 16.1GB. [2021-11-23 01:09:34,070 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: No Interpolants de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: No Interpolants: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:149) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 130.0MB. Free memory was 103.8MB in the beginning and 103.8MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 310.48ms. Allocated memory is still 130.0MB. Free memory was 93.0MB in the beginning and 103.4MB in the end (delta: -10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.96ms. Allocated memory is still 130.0MB. Free memory was 103.4MB in the beginning and 102.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.44ms. Allocated memory is still 130.0MB. Free memory was 102.1MB in the beginning and 100.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 525.07ms. Allocated memory is still 130.0MB. Free memory was 100.5MB in the beginning and 87.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 416601.42ms. Allocated memory was 130.0MB in the beginning and 201.3MB in the end (delta: 71.3MB). Free memory was 87.4MB in the beginning and 53.2MB in the end (delta: 34.2MB). Peak memory consumption was 109.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/nsqm-if.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8d7989c0f7330a23b935c06e29a235b3d1d683ab2aa8325b4804307d493787f2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:09:36,356 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:09:36,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:09:36,397 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:09:36,398 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:09:36,403 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:09:36,405 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:09:36,409 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:09:36,413 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:09:36,418 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:09:36,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:09:36,424 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:09:36,425 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:09:36,428 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:09:36,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:09:36,434 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:09:36,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:09:36,438 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:09:36,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:09:36,451 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:09:36,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:09:36,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:09:36,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:09:36,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:09:36,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:09:36,470 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:09:36,470 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:09:36,473 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:09:36,473 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:09:36,474 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:09:36,476 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:09:36,477 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:09:36,479 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:09:36,480 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:09:36,482 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:09:36,482 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:09:36,483 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:09:36,483 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:09:36,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:09:36,486 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:09:36,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:09:36,491 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:09:36,545 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:09:36,545 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:09:36,547 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:09:36,547 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:09:36,549 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:09:36,549 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:09:36,549 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:09:36,550 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:09:36,550 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:09:36,551 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:09:36,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:09:36,552 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:09:36,552 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:09:36,553 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:09:36,553 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:09:36,553 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:09:36,553 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:09:36,553 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:09:36,554 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:09:36,554 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:09:36,554 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:09:36,554 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:09:36,555 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:09:36,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:09:36,555 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:09:36,555 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:09:36,556 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:09:36,556 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:09:36,556 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:09:36,556 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:09:36,557 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:09:36,557 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:09:36,557 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d7989c0f7330a23b935c06e29a235b3d1d683ab2aa8325b4804307d493787f2 [2021-11-23 01:09:36,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:09:36,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:09:36,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:09:36,998 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:09:36,999 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:09:37,000 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-fpi/nsqm-if.c [2021-11-23 01:09:37,075 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/data/961c1bcc5/880ff56f36ca45bb8fe2da8ec4e9eaf0/FLAG929fef1c6 [2021-11-23 01:09:37,580 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:09:37,582 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/sv-benchmarks/c/array-fpi/nsqm-if.c [2021-11-23 01:09:37,589 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/data/961c1bcc5/880ff56f36ca45bb8fe2da8ec4e9eaf0/FLAG929fef1c6 [2021-11-23 01:09:37,925 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/data/961c1bcc5/880ff56f36ca45bb8fe2da8ec4e9eaf0 [2021-11-23 01:09:37,927 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:09:37,929 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:09:37,930 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:09:37,931 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:09:37,938 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:09:37,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:09:37" (1/1) ... [2021-11-23 01:09:37,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b47ed6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:37, skipping insertion in model container [2021-11-23 01:09:37,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:09:37" (1/1) ... [2021-11-23 01:09:37,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:09:37,970 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:09:38,139 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_3fea1b85-7504-4e1b-a935-bb1381bbc460/sv-benchmarks/c/array-fpi/nsqm-if.c[590,603] [2021-11-23 01:09:38,166 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:09:38,181 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:09:38,199 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_3fea1b85-7504-4e1b-a935-bb1381bbc460/sv-benchmarks/c/array-fpi/nsqm-if.c[590,603] [2021-11-23 01:09:38,227 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:09:38,276 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:09:38,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:38 WrapperNode [2021-11-23 01:09:38,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:09:38,301 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:09:38,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:09:38,302 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:09:38,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:38" (1/1) ... [2021-11-23 01:09:38,328 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:38" (1/1) ... [2021-11-23 01:09:38,359 INFO L137 Inliner]: procedures = 18, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 73 [2021-11-23 01:09:38,360 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:09:38,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:09:38,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:09:38,361 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:09:38,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:38" (1/1) ... [2021-11-23 01:09:38,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:38" (1/1) ... [2021-11-23 01:09:38,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:38" (1/1) ... [2021-11-23 01:09:38,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:38" (1/1) ... [2021-11-23 01:09:38,395 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:38" (1/1) ... [2021-11-23 01:09:38,404 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:38" (1/1) ... [2021-11-23 01:09:38,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:38" (1/1) ... [2021-11-23 01:09:38,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:09:38,418 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:09:38,419 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:09:38,419 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:09:38,420 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:38" (1/1) ... [2021-11-23 01:09:38,427 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:09:38,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:09:38,456 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:09:38,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:09:38,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:09:38,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:09:38,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 01:09:38,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:09:38,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:09:38,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:09:38,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 01:09:38,629 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:09:38,631 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:09:39,024 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:09:39,094 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:09:39,100 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 01:09:39,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:09:39 BoogieIcfgContainer [2021-11-23 01:09:39,104 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:09:39,105 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:09:39,105 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:09:39,133 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:09:39,133 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:09:39" (1/1) ... [2021-11-23 01:09:39,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:09:39,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:39,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2021-11-23 01:09:39,237 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2021-11-23 01:09:39,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:09:39,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:39,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:39,286 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:09:39,293 INFO L158 Benchmark]: Toolchain (without parser) took 1361.74ms. Allocated memory was 52.4MB in the beginning and 73.4MB in the end (delta: 21.0MB). Free memory was 29.2MB in the beginning and 50.4MB in the end (delta: -21.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:09:39,294 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 52.4MB. Free memory is still 33.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:09:39,297 INFO L158 Benchmark]: CACSL2BoogieTranslator took 369.93ms. Allocated memory was 52.4MB in the beginning and 73.4MB in the end (delta: 21.0MB). Free memory was 29.0MB in the beginning and 57.1MB in the end (delta: -28.0MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2021-11-23 01:09:39,298 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.78ms. Allocated memory is still 73.4MB. Free memory was 57.1MB in the beginning and 55.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:09:39,299 INFO L158 Benchmark]: Boogie Preprocessor took 56.27ms. Allocated memory is still 73.4MB. Free memory was 55.3MB in the beginning and 53.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:09:39,300 INFO L158 Benchmark]: RCFGBuilder took 686.16ms. Allocated memory is still 73.4MB. Free memory was 53.9MB in the beginning and 39.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 01:09:39,302 INFO L158 Benchmark]: CodeCheck took 185.23ms. Allocated memory is still 73.4MB. Free memory was 39.3MB in the beginning and 50.4MB in the end (delta: -11.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:09:39,311 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 52.4MB. Free memory is still 33.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 369.93ms. Allocated memory was 52.4MB in the beginning and 73.4MB in the end (delta: 21.0MB). Free memory was 29.0MB in the beginning and 57.1MB in the end (delta: -28.0MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.78ms. Allocated memory is still 73.4MB. Free memory was 57.1MB in the beginning and 55.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 56.27ms. Allocated memory is still 73.4MB. Free memory was 55.3MB in the beginning and 53.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 686.16ms. Allocated memory is still 73.4MB. Free memory was 53.9MB in the beginning and 39.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 185.23ms. Allocated memory is still 73.4MB. Free memory was 39.3MB in the beginning and 50.4MB in the end (delta: -11.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:09:39,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fea1b85-7504-4e1b-a935-bb1381bbc460/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared