./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array12_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab6d41e4-64f1-4ddc-af13-c41e7e3ffaab/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab6d41e4-64f1-4ddc-af13-c41e7e3ffaab/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab6d41e4-64f1-4ddc-af13-c41e7e3ffaab/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab6d41e4-64f1-4ddc-af13-c41e7e3ffaab/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array12_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab6d41e4-64f1-4ddc-af13-c41e7e3ffaab/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab6d41e4-64f1-4ddc-af13-c41e7e3ffaab/bin/ukojak-92XMlrwhuB --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 4cd544b9fc2c4c641198812054f6f7e3a4b46d14448acc5758393bf17818405b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:42:13,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:42:13,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:42:13,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:42:13,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:42:13,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:42:13,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:42:13,352 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:42:13,354 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:42:13,360 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:42:13,361 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:42:13,364 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:42:13,364 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:42:13,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:42:13,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:42:13,374 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:42:13,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:42:13,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:42:13,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:42:13,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:42:13,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:42:13,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:42:13,394 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:42:13,396 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:42:13,406 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:42:13,406 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:42:13,407 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:42:13,409 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:42:13,410 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:42:13,411 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:42:13,411 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:42:13,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:42:13,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:42:13,418 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:42:13,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:42:13,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:42:13,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:42:13,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:42:13,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:42:13,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:42:13,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:42:13,423 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab6d41e4-64f1-4ddc-af13-c41e7e3ffaab/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:42:13,463 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:42:13,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:42:13,465 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:42:13,465 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:42:13,466 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:42:13,466 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:42:13,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:42:13,466 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:42:13,466 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:42:13,467 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:42:13,468 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:42:13,468 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:42:13,468 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:42:13,468 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:42:13,469 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:42:13,469 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:42:13,469 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:42:13,469 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:42:13,469 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:42:13,470 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:42:13,470 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:42:13,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:13,470 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:42:13,470 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:42:13,471 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:42:13,471 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:42:13,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:42:13,471 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:42:13,471 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_ab6d41e4-64f1-4ddc-af13-c41e7e3ffaab/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab6d41e4-64f1-4ddc-af13-c41e7e3ffaab/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4cd544b9fc2c4c641198812054f6f7e3a4b46d14448acc5758393bf17818405b [2022-10-17 16:42:13,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:42:13,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:42:13,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:42:13,803 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:42:13,805 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:42:13,806 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab6d41e4-64f1-4ddc-af13-c41e7e3ffaab/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-patterns/array12_pattern.c [2022-10-17 16:42:13,874 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab6d41e4-64f1-4ddc-af13-c41e7e3ffaab/bin/ukojak-92XMlrwhuB/data/310fb3fb0/9bde24558cd84496946817872ef23545/FLAG271fa79ad [2022-10-17 16:42:14,284 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:42:14,284 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab6d41e4-64f1-4ddc-af13-c41e7e3ffaab/sv-benchmarks/c/array-patterns/array12_pattern.c [2022-10-17 16:42:14,293 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab6d41e4-64f1-4ddc-af13-c41e7e3ffaab/bin/ukojak-92XMlrwhuB/data/310fb3fb0/9bde24558cd84496946817872ef23545/FLAG271fa79ad [2022-10-17 16:42:14,700 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab6d41e4-64f1-4ddc-af13-c41e7e3ffaab/bin/ukojak-92XMlrwhuB/data/310fb3fb0/9bde24558cd84496946817872ef23545 [2022-10-17 16:42:14,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:42:14,707 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:42:14,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:14,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:42:14,715 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:42:14,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:14" (1/1) ... [2022-10-17 16:42:14,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3414bed6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:14, skipping insertion in model container [2022-10-17 16:42:14,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:14" (1/1) ... [2022-10-17 16:42:14,727 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:42:14,747 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:42:14,983 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_ab6d41e4-64f1-4ddc-af13-c41e7e3ffaab/sv-benchmarks/c/array-patterns/array12_pattern.c[1349,1362] [2022-10-17 16:42:15,025 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:15,041 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:42:15,056 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_ab6d41e4-64f1-4ddc-af13-c41e7e3ffaab/sv-benchmarks/c/array-patterns/array12_pattern.c[1349,1362] [2022-10-17 16:42:15,094 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:15,113 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:42:15,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:15 WrapperNode [2022-10-17 16:42:15,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:15,116 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:15,116 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:42:15,117 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:42:15,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:15" (1/1) ... [2022-10-17 16:42:15,141 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:15" (1/1) ... [2022-10-17 16:42:15,175 INFO L138 Inliner]: procedures = 16, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 90 [2022-10-17 16:42:15,176 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:15,177 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:42:15,177 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:42:15,178 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:42:15,187 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:15" (1/1) ... [2022-10-17 16:42:15,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:15" (1/1) ... [2022-10-17 16:42:15,193 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:15" (1/1) ... [2022-10-17 16:42:15,193 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:15" (1/1) ... [2022-10-17 16:42:15,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:15" (1/1) ... [2022-10-17 16:42:15,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:15" (1/1) ... [2022-10-17 16:42:15,227 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:15" (1/1) ... [2022-10-17 16:42:15,233 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:15" (1/1) ... [2022-10-17 16:42:15,235 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:42:15,236 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:42:15,236 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:42:15,236 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:42:15,238 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:15" (1/1) ... [2022-10-17 16:42:15,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:15,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab6d41e4-64f1-4ddc-af13-c41e7e3ffaab/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:42:15,281 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab6d41e4-64f1-4ddc-af13-c41e7e3ffaab/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:42:15,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab6d41e4-64f1-4ddc-af13-c41e7e3ffaab/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:42:15,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:42:15,338 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:42:15,338 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:42:15,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:42:15,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:42:15,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:42:15,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:42:15,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:42:15,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:42:15,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:42:15,405 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:42:15,407 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:42:15,582 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:42:15,623 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:42:15,630 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-10-17 16:42:15,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:15 BoogieIcfgContainer [2022-10-17 16:42:15,632 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:42:15,633 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:42:15,633 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:42:15,641 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:42:15,642 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:15" (1/1) ... [2022-10-17 16:42:15,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:42:15,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:15,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2022-10-17 16:42:15,710 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2022-10-17 16:42:15,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:42:15,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:15,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:15,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:15,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:42:15,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:15,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:15,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:15,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2022-10-17 16:42:15,916 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2022-10-17 16:42:15,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:42:15,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:15,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:16,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:16,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 16:42:16,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:16,163 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:16,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:16,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2022-10-17 16:42:16,271 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2022-10-17 16:42:16,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:42:16,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:16,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:16,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:16,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:42:16,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:16,461 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:16,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:16,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2022-10-17 16:42:16,675 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2022-10-17 16:42:16,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:42:16,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:16,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:16,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:16,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:42:16,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:16,867 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:42:17,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:17,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2022-10-17 16:42:17,082 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2022-10-17 16:42:17,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:42:17,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:17,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:17,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:17,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:42:17,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:17,248 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:42:17,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:17,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2022-10-17 16:42:17,288 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2022-10-17 16:42:17,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:17,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:17,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:17,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:17,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:42:17,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:17,978 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 86 [2022-10-17 16:42:18,018 INFO L356 Elim1Store]: treesize reduction 166, result has 0.6 percent of original size [2022-10-17 16:42:18,019 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 178 [2022-10-17 16:42:18,084 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:42:18,091 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2022-10-17 16:42:18,133 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:18,135 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:18,137 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:18,140 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:18,143 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:18,144 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:18,147 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 3 [2022-10-17 16:42:18,566 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:18,567 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:18,668 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:21,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:21,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 42 states and 85 transitions. [2022-10-17 16:42:21,391 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 85 transitions. [2022-10-17 16:42:21,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:21,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:21,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:21,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:21,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:42:21,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:21,823 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 86 [2022-10-17 16:42:21,850 INFO L356 Elim1Store]: treesize reduction 166, result has 0.6 percent of original size [2022-10-17 16:42:21,852 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 178 [2022-10-17 16:42:21,898 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:42:21,900 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2022-10-17 16:42:21,933 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:21,935 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:21,937 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:21,939 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:21,941 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:21,942 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:21,943 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 3 [2022-10-17 16:42:22,072 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:22,073 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:22,108 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:22,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:22,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 44 states and 87 transitions. [2022-10-17 16:42:22,398 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 87 transitions. [2022-10-17 16:42:22,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:22,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:22,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:22,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:22,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 37 conjunts are in the unsatisfiable core [2022-10-17 16:42:22,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:22,643 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 86 [2022-10-17 16:42:22,678 INFO L356 Elim1Store]: treesize reduction 166, result has 0.6 percent of original size [2022-10-17 16:42:22,679 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 178 [2022-10-17 16:42:22,719 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:42:22,721 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 240 [2022-10-17 16:42:23,001 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:23,001 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:23,026 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:23,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:23,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 46 states and 89 transitions. [2022-10-17 16:42:23,065 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 89 transitions. [2022-10-17 16:42:23,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:23,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:23,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:23,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:23,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:42:23,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:23,407 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 86 [2022-10-17 16:42:23,433 INFO L356 Elim1Store]: treesize reduction 166, result has 0.6 percent of original size [2022-10-17 16:42:23,434 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 178 [2022-10-17 16:42:23,445 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:42:23,446 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2022-10-17 16:42:23,490 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:23,491 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:23,493 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:23,495 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:23,497 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:23,498 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:23,499 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 3 [2022-10-17 16:42:23,628 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:23,629 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:23,650 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:23,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:23,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 48 states and 91 transitions. [2022-10-17 16:42:23,813 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 91 transitions. [2022-10-17 16:42:23,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:23,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:23,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:23,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:23,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 39 conjunts are in the unsatisfiable core [2022-10-17 16:42:23,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:23,972 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 32 [2022-10-17 16:42:23,977 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-10-17 16:42:23,988 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-10-17 16:42:24,759 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 91 [2022-10-17 16:42:24,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:42:24,811 INFO L356 Elim1Store]: treesize reduction 346, result has 0.3 percent of original size [2022-10-17 16:42:24,812 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 90 treesize of output 181 [2022-10-17 16:42:24,829 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:24,830 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:24,832 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:24,834 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:24,836 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:24,837 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:24,839 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 3 [2022-10-17 16:42:24,971 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:24,972 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:24,993 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:27,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:27,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 57 states and 110 transitions. [2022-10-17 16:42:27,023 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 110 transitions. [2022-10-17 16:42:27,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:27,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:27,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:27,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:27,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 32 conjunts are in the unsatisfiable core [2022-10-17 16:42:27,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:27,428 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 86 [2022-10-17 16:42:27,450 INFO L356 Elim1Store]: treesize reduction 166, result has 0.6 percent of original size [2022-10-17 16:42:27,451 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 178 [2022-10-17 16:42:27,466 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:42:27,468 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2022-10-17 16:42:27,729 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:27,729 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:27,749 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:28,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:28,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 59 states and 112 transitions. [2022-10-17 16:42:28,010 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 112 transitions. [2022-10-17 16:42:28,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:28,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:28,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:28,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:28,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 36 conjunts are in the unsatisfiable core [2022-10-17 16:42:28,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:28,274 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 86 [2022-10-17 16:42:28,293 INFO L356 Elim1Store]: treesize reduction 166, result has 0.6 percent of original size [2022-10-17 16:42:28,293 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 178 [2022-10-17 16:42:28,310 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:42:28,312 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2022-10-17 16:42:28,351 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:28,352 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:28,355 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:28,357 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:28,360 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:28,361 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:28,362 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 3 [2022-10-17 16:42:28,487 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:28,488 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:28,517 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:28,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:28,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 61 states and 114 transitions. [2022-10-17 16:42:28,561 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 114 transitions. [2022-10-17 16:42:28,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:28,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:28,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:28,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:28,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 36 conjunts are in the unsatisfiable core [2022-10-17 16:42:28,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:28,829 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 86 [2022-10-17 16:42:28,849 INFO L356 Elim1Store]: treesize reduction 166, result has 0.6 percent of original size [2022-10-17 16:42:28,850 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 178 [2022-10-17 16:42:28,864 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:28,865 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:28,868 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:28,870 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:28,873 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:28,874 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:28,877 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 3 [2022-10-17 16:42:28,996 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:28,996 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:29,026 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:29,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:29,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 63 states and 116 transitions. [2022-10-17 16:42:29,060 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 116 transitions. [2022-10-17 16:42:29,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:29,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:29,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:29,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:29,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 36 conjunts are in the unsatisfiable core [2022-10-17 16:42:29,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:29,284 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 86 [2022-10-17 16:42:29,307 INFO L356 Elim1Store]: treesize reduction 166, result has 0.6 percent of original size [2022-10-17 16:42:29,308 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 178 [2022-10-17 16:42:29,322 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:29,323 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:29,325 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:29,328 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:29,331 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:29,332 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:29,334 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 3 [2022-10-17 16:42:29,478 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:29,478 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:29,496 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:29,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:29,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 65 states and 118 transitions. [2022-10-17 16:42:29,530 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 118 transitions. [2022-10-17 16:42:29,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:29,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:29,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:29,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:29,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:42:29,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:29,796 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 86 [2022-10-17 16:42:29,815 INFO L356 Elim1Store]: treesize reduction 166, result has 0.6 percent of original size [2022-10-17 16:42:29,815 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 178 [2022-10-17 16:42:29,833 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-10-17 16:42:29,856 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:42:29,861 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 240 [2022-10-17 16:42:30,125 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:30,128 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:30,148 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:30,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:30,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 67 states and 120 transitions. [2022-10-17 16:42:30,183 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 120 transitions. [2022-10-17 16:42:30,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:30,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:30,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:30,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:30,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 40 conjunts are in the unsatisfiable core [2022-10-17 16:42:30,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:30,374 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 32 [2022-10-17 16:42:30,380 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-10-17 16:42:30,387 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-10-17 16:42:30,837 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 91 [2022-10-17 16:42:30,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:42:30,891 INFO L356 Elim1Store]: treesize reduction 346, result has 0.3 percent of original size [2022-10-17 16:42:30,892 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 90 treesize of output 181 [2022-10-17 16:42:30,919 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:42:30,922 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2022-10-17 16:42:30,951 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:30,952 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:30,955 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:30,957 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:30,960 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:30,961 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:30,962 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 3 [2022-10-17 16:42:31,081 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:31,082 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:31,103 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:31,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:31,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 69 states and 122 transitions. [2022-10-17 16:42:31,216 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 122 transitions. [2022-10-17 16:42:31,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:31,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:31,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:31,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:31,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 39 conjunts are in the unsatisfiable core [2022-10-17 16:42:31,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:31,400 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 32 [2022-10-17 16:42:31,404 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-10-17 16:42:31,410 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-10-17 16:42:31,765 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 91 [2022-10-17 16:42:31,809 INFO L356 Elim1Store]: treesize reduction 346, result has 0.3 percent of original size [2022-10-17 16:42:31,809 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 90 treesize of output 181 [2022-10-17 16:42:31,818 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:42:31,819 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2022-10-17 16:42:31,868 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:31,869 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:31,872 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:31,875 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:31,878 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:31,879 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:31,880 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 3 [2022-10-17 16:42:31,995 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:31,995 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:32,015 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:32,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:32,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 71 states and 124 transitions. [2022-10-17 16:42:32,050 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 124 transitions. [2022-10-17 16:42:32,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:32,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:32,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:32,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:32,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 36 conjunts are in the unsatisfiable core [2022-10-17 16:42:32,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:32,288 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 86 [2022-10-17 16:42:32,313 INFO L356 Elim1Store]: treesize reduction 166, result has 0.6 percent of original size [2022-10-17 16:42:32,313 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 178 [2022-10-17 16:42:32,324 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-10-17 16:42:32,345 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:42:32,347 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 240 [2022-10-17 16:42:32,623 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:32,623 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:32,641 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:32,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:32,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 73 states and 126 transitions. [2022-10-17 16:42:32,676 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 126 transitions. [2022-10-17 16:42:32,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:32,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:32,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:32,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:32,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 39 conjunts are in the unsatisfiable core [2022-10-17 16:42:32,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:32,766 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 42 [2022-10-17 16:42:32,771 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 [2022-10-17 16:42:32,782 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 [2022-10-17 16:42:33,224 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 91 [2022-10-17 16:42:33,268 INFO L356 Elim1Store]: treesize reduction 346, result has 0.3 percent of original size [2022-10-17 16:42:33,269 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 90 treesize of output 181 [2022-10-17 16:42:33,290 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:42:33,292 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2022-10-17 16:42:33,633 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:33,633 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:33,655 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:33,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:33,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 75 states and 128 transitions. [2022-10-17 16:42:33,783 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 128 transitions. [2022-10-17 16:42:33,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:33,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:33,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:33,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:33,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 39 conjunts are in the unsatisfiable core [2022-10-17 16:42:33,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:33,896 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 42 [2022-10-17 16:42:33,903 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 [2022-10-17 16:42:33,910 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 [2022-10-17 16:42:34,245 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 91 [2022-10-17 16:42:34,286 INFO L356 Elim1Store]: treesize reduction 346, result has 0.3 percent of original size [2022-10-17 16:42:34,286 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 90 treesize of output 181 [2022-10-17 16:42:34,306 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:42:34,307 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2022-10-17 16:42:34,337 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:34,338 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:34,339 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:34,341 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:34,343 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:34,344 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:34,344 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 3 [2022-10-17 16:42:34,449 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:34,449 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:34,463 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:34,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:34,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 77 states and 130 transitions. [2022-10-17 16:42:34,506 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 130 transitions. [2022-10-17 16:42:34,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:34,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:34,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:34,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:34,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 39 conjunts are in the unsatisfiable core [2022-10-17 16:42:34,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:34,625 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 32 [2022-10-17 16:42:34,638 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-10-17 16:42:34,652 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-10-17 16:42:35,053 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 91 [2022-10-17 16:42:35,092 INFO L356 Elim1Store]: treesize reduction 346, result has 0.3 percent of original size [2022-10-17 16:42:35,092 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 90 treesize of output 181 [2022-10-17 16:42:35,122 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:42:35,123 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2022-10-17 16:42:35,148 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:35,149 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:35,151 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:35,153 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:35,154 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:35,155 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:35,156 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 3 [2022-10-17 16:42:35,255 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:35,255 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:35,270 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:35,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:35,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 79 states and 132 transitions. [2022-10-17 16:42:35,296 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 132 transitions. [2022-10-17 16:42:35,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:35,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:35,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:35,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:35,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 39 conjunts are in the unsatisfiable core [2022-10-17 16:42:35,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:35,391 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 42 [2022-10-17 16:42:35,396 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 [2022-10-17 16:42:35,403 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 [2022-10-17 16:42:35,738 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 91 [2022-10-17 16:42:35,792 INFO L356 Elim1Store]: treesize reduction 346, result has 0.3 percent of original size [2022-10-17 16:42:35,792 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 90 treesize of output 181 [2022-10-17 16:42:35,801 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-10-17 16:42:35,829 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:42:35,830 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 240 [2022-10-17 16:42:36,037 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:36,037 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:36,059 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:36,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:36,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 81 states and 134 transitions. [2022-10-17 16:42:36,089 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 134 transitions. [2022-10-17 16:42:36,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:36,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:36,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:36,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:36,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 39 conjunts are in the unsatisfiable core [2022-10-17 16:42:36,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:36,188 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 42 [2022-10-17 16:42:36,196 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 [2022-10-17 16:42:36,205 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 [2022-10-17 16:42:36,574 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 91 [2022-10-17 16:42:36,616 INFO L356 Elim1Store]: treesize reduction 346, result has 0.3 percent of original size [2022-10-17 16:42:36,617 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 90 treesize of output 181 [2022-10-17 16:42:36,645 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-10-17 16:42:36,652 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:42:36,653 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 240 [2022-10-17 16:42:36,904 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:36,905 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:36,925 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:36,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:36,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 83 states and 136 transitions. [2022-10-17 16:42:36,963 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 136 transitions. [2022-10-17 16:42:36,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:36,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:36,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:37,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:37,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 35 conjunts are in the unsatisfiable core [2022-10-17 16:42:37,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:37,167 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 86 [2022-10-17 16:42:37,186 INFO L356 Elim1Store]: treesize reduction 166, result has 0.6 percent of original size [2022-10-17 16:42:37,187 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 178 [2022-10-17 16:42:37,208 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-10-17 16:42:37,213 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:42:37,214 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 240 [2022-10-17 16:42:37,436 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:37,436 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:37,457 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:37,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:37,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 85 states and 138 transitions. [2022-10-17 16:42:37,493 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 138 transitions. [2022-10-17 16:42:37,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:37,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:37,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:37,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:37,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 39 conjunts are in the unsatisfiable core [2022-10-17 16:42:37,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:37,582 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 32 [2022-10-17 16:42:37,586 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-10-17 16:42:37,595 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-10-17 16:42:38,050 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 91 [2022-10-17 16:42:38,103 INFO L356 Elim1Store]: treesize reduction 346, result has 0.3 percent of original size [2022-10-17 16:42:38,103 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 90 treesize of output 181 [2022-10-17 16:42:38,140 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-10-17 16:42:38,145 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:42:38,147 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 240 [2022-10-17 16:42:38,408 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:38,408 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:38,421 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:38,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:38,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 87 states and 140 transitions. [2022-10-17 16:42:38,444 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 140 transitions. [2022-10-17 16:42:38,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:38,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:38,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:38,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:38,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 38 conjunts are in the unsatisfiable core [2022-10-17 16:42:38,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:38,545 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 32 [2022-10-17 16:42:38,551 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-10-17 16:42:38,558 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-10-17 16:42:38,834 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 91 [2022-10-17 16:42:38,884 INFO L356 Elim1Store]: treesize reduction 346, result has 0.3 percent of original size [2022-10-17 16:42:38,884 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 90 treesize of output 181 [2022-10-17 16:42:38,895 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-10-17 16:42:38,911 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:42:38,913 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 240 [2022-10-17 16:42:39,179 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:39,179 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:39,196 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:39,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:39,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 89 states and 142 transitions. [2022-10-17 16:42:39,227 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 142 transitions. [2022-10-17 16:42:39,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:39,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:39,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:39,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:39,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 39 conjunts are in the unsatisfiable core [2022-10-17 16:42:39,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:39,334 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 42 [2022-10-17 16:42:39,341 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 [2022-10-17 16:42:39,347 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 [2022-10-17 16:42:39,729 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 91 [2022-10-17 16:42:39,768 INFO L356 Elim1Store]: treesize reduction 346, result has 0.3 percent of original size [2022-10-17 16:42:39,768 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 90 treesize of output 181 [2022-10-17 16:42:39,785 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:42:39,786 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2022-10-17 16:42:40,025 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:40,025 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:40,042 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:40,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:40,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 91 states and 144 transitions. [2022-10-17 16:42:40,074 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 144 transitions. [2022-10-17 16:42:40,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:40,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:40,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:40,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:40,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 38 conjunts are in the unsatisfiable core [2022-10-17 16:42:40,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:40,144 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 32 [2022-10-17 16:42:40,150 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-10-17 16:42:40,157 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-10-17 16:42:40,428 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 91 [2022-10-17 16:42:40,468 INFO L356 Elim1Store]: treesize reduction 346, result has 0.3 percent of original size [2022-10-17 16:42:40,468 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 90 treesize of output 181 [2022-10-17 16:42:40,475 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:42:40,477 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2022-10-17 16:42:40,799 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:40,800 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:40,819 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:40,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:40,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 93 states and 146 transitions. [2022-10-17 16:42:40,872 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 146 transitions. [2022-10-17 16:42:40,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:40,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:40,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:40,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:40,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 36 conjunts are in the unsatisfiable core [2022-10-17 16:42:40,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:41,171 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 86 [2022-10-17 16:42:41,190 INFO L356 Elim1Store]: treesize reduction 166, result has 0.6 percent of original size [2022-10-17 16:42:41,190 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 178 [2022-10-17 16:42:41,199 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:42:41,200 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2022-10-17 16:42:41,231 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:41,232 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:41,233 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:41,236 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:41,238 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:41,239 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:41,240 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 3 [2022-10-17 16:42:41,365 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:41,365 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:41,383 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:41,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:41,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 95 states and 148 transitions. [2022-10-17 16:42:41,480 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 148 transitions. [2022-10-17 16:42:41,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:41,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:41,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:41,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:41,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 38 conjunts are in the unsatisfiable core [2022-10-17 16:42:41,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:41,567 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 32 [2022-10-17 16:42:41,572 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-10-17 16:42:41,578 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-10-17 16:42:41,834 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 91 [2022-10-17 16:42:41,876 INFO L356 Elim1Store]: treesize reduction 346, result has 0.3 percent of original size [2022-10-17 16:42:41,876 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 90 treesize of output 181 [2022-10-17 16:42:41,889 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:42:41,896 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2022-10-17 16:42:42,157 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:42,158 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:42,176 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:42,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:42,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 97 states and 150 transitions. [2022-10-17 16:42:42,203 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 150 transitions. [2022-10-17 16:42:42,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:42,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:42,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:42,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:42:42,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:42,425 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 86 [2022-10-17 16:42:42,452 INFO L356 Elim1Store]: treesize reduction 166, result has 0.6 percent of original size [2022-10-17 16:42:42,452 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 178 [2022-10-17 16:42:42,490 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:42,491 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:42,494 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:42,497 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:42,499 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:42,500 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:42,501 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 3 [2022-10-17 16:42:42,634 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:42,635 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:42,653 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:42,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:42,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 99 states and 152 transitions. [2022-10-17 16:42:42,675 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 152 transitions. [2022-10-17 16:42:42,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:42,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:42,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:42,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:42,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 37 conjunts are in the unsatisfiable core [2022-10-17 16:42:42,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:42,826 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 86 [2022-10-17 16:42:42,857 INFO L356 Elim1Store]: treesize reduction 166, result has 0.6 percent of original size [2022-10-17 16:42:42,858 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 178 [2022-10-17 16:42:42,884 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:42:42,887 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2022-10-17 16:42:42,921 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:42,922 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:42,925 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:42,927 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:42,929 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:42,930 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:42:42,931 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 3 [2022-10-17 16:42:43,058 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:43,058 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:43,079 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:43,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:43,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 101 states and 154 transitions. [2022-10-17 16:42:43,109 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 154 transitions. [2022-10-17 16:42:43,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:43,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:43,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:43,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:43,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 33 conjunts are in the unsatisfiable core [2022-10-17 16:42:43,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:43,385 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 86 [2022-10-17 16:42:43,411 INFO L356 Elim1Store]: treesize reduction 166, result has 0.6 percent of original size [2022-10-17 16:42:43,411 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 178 [2022-10-17 16:42:43,424 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:42:43,425 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2022-10-17 16:42:43,721 INFO L356 Elim1Store]: treesize reduction 15, result has 16.7 percent of original size [2022-10-17 16:42:43,721 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 27 [2022-10-17 16:42:43,739 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:43,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:43,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 103 states and 156 transitions. [2022-10-17 16:42:43,771 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 156 transitions. [2022-10-17 16:42:43,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:43,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:43,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:43,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:43,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 37 conjunts are in the unsatisfiable core [2022-10-17 16:42:43,829 INFO L286 TraceCheckSpWp]: Computing forward predicates...