./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array22_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_2dd1b62c-a0f9-478e-9462-f40438f4792e/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd1b62c-a0f9-478e-9462-f40438f4792e/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_2dd1b62c-a0f9-478e-9462-f40438f4792e/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd1b62c-a0f9-478e-9462-f40438f4792e/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array22_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd1b62c-a0f9-478e-9462-f40438f4792e/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_2dd1b62c-a0f9-478e-9462-f40438f4792e/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 31d323b6985f030ac0fb5fda45d0cb8af14c3bb3898c8ff09cf5a292e40f357b --- 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 16:57:25,262 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:57:25,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:57:25,323 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:57:25,324 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:57:25,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:57:25,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:57:25,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:57:25,339 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:57:25,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:57:25,346 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:57:25,352 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:57:25,352 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:57:25,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:57:25,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:57:25,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:57:25,361 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:57:25,362 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:57:25,364 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:57:25,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:57:25,374 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:57:25,376 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:57:25,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:57:25,381 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:57:25,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:57:25,393 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:57:25,393 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:57:25,395 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:57:25,396 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:57:25,398 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:57:25,398 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:57:25,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:57:25,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:57:25,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:57:25,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:57:25,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:57:25,407 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:57:25,408 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:57:25,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:57:25,409 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:57:25,410 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:57:25,411 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd1b62c-a0f9-478e-9462-f40438f4792e/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:57:25,441 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:57:25,441 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:57:25,442 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:57:25,443 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:57:25,444 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:57:25,444 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:57:25,445 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:57:25,445 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:57:25,445 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:57:25,446 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:57:25,446 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:57:25,446 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:57:25,447 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:57:25,447 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:57:25,447 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:57:25,448 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:57:25,448 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:57:25,448 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:57:25,449 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:57:25,449 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:57:25,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:57:25,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:25,450 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:57:25,451 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:57:25,451 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:57:25,451 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:57:25,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:57:25,452 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:57:25,452 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_2dd1b62c-a0f9-478e-9462-f40438f4792e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd1b62c-a0f9-478e-9462-f40438f4792e/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31d323b6985f030ac0fb5fda45d0cb8af14c3bb3898c8ff09cf5a292e40f357b [2022-10-17 16:57:25,725 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:57:25,756 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:57:25,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:57:25,761 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:57:25,763 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:57:25,766 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd1b62c-a0f9-478e-9462-f40438f4792e/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-patterns/array22_pattern.c [2022-10-17 16:57:25,856 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd1b62c-a0f9-478e-9462-f40438f4792e/bin/ukojak-92XMlrwhuB/data/0260b378d/510b93e26a74410cad4cbdc27a8f95d5/FLAGbe77ce09b [2022-10-17 16:57:26,355 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:57:26,356 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd1b62c-a0f9-478e-9462-f40438f4792e/sv-benchmarks/c/array-patterns/array22_pattern.c [2022-10-17 16:57:26,363 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd1b62c-a0f9-478e-9462-f40438f4792e/bin/ukojak-92XMlrwhuB/data/0260b378d/510b93e26a74410cad4cbdc27a8f95d5/FLAGbe77ce09b [2022-10-17 16:57:26,729 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd1b62c-a0f9-478e-9462-f40438f4792e/bin/ukojak-92XMlrwhuB/data/0260b378d/510b93e26a74410cad4cbdc27a8f95d5 [2022-10-17 16:57:26,732 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:57:26,742 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:57:26,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:26,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:57:26,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:57:26,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:26" (1/1) ... [2022-10-17 16:57:26,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53a2a301 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:26, skipping insertion in model container [2022-10-17 16:57:26,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:26" (1/1) ... [2022-10-17 16:57:26,761 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:57:26,781 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:57:26,964 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_2dd1b62c-a0f9-478e-9462-f40438f4792e/sv-benchmarks/c/array-patterns/array22_pattern.c[1347,1360] [2022-10-17 16:57:26,989 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:26,997 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:57:27,009 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_2dd1b62c-a0f9-478e-9462-f40438f4792e/sv-benchmarks/c/array-patterns/array22_pattern.c[1347,1360] [2022-10-17 16:57:27,022 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:27,044 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:57:27,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:27 WrapperNode [2022-10-17 16:57:27,044 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:27,046 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:27,046 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:57:27,046 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:57:27,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:27" (1/1) ... [2022-10-17 16:57:27,073 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:27" (1/1) ... [2022-10-17 16:57:27,119 INFO L138 Inliner]: procedures = 17, calls = 22, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 108 [2022-10-17 16:57:27,119 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:27,120 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:57:27,120 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:57:27,121 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:57:27,141 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:27" (1/1) ... [2022-10-17 16:57:27,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:27" (1/1) ... [2022-10-17 16:57:27,148 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:27" (1/1) ... [2022-10-17 16:57:27,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:27" (1/1) ... [2022-10-17 16:57:27,155 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:27" (1/1) ... [2022-10-17 16:57:27,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:27" (1/1) ... [2022-10-17 16:57:27,168 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:27" (1/1) ... [2022-10-17 16:57:27,169 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:27" (1/1) ... [2022-10-17 16:57:27,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:57:27,176 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:57:27,177 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:57:27,177 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:57:27,179 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:27" (1/1) ... [2022-10-17 16:57:27,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:27,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd1b62c-a0f9-478e-9462-f40438f4792e/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:57:27,210 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd1b62c-a0f9-478e-9462-f40438f4792e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:57:27,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd1b62c-a0f9-478e-9462-f40438f4792e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:57:27,252 INFO L130 BoogieDeclarations]: Found specification of procedure outerBoundaryPatternCheck [2022-10-17 16:57:27,253 INFO L138 BoogieDeclarations]: Found implementation of procedure outerBoundaryPatternCheck [2022-10-17 16:57:27,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:57:27,256 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:57:27,256 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:57:27,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:57:27,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:57:27,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:57:27,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:57:27,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:57:27,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:57:27,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:57:27,357 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:57:27,359 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:57:27,658 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:57:27,788 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:57:27,792 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-10-17 16:57:27,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:27 BoogieIcfgContainer [2022-10-17 16:57:27,795 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:57:27,798 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:57:27,798 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:57:27,805 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:57:27,805 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:27" (1/1) ... [2022-10-17 16:57:27,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:57:27,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:27,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2022-10-17 16:57:27,918 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2022-10-17 16:57:27,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:57:27,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:27,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:28,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:28,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:57:28,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:28,162 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 16:57:28,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:28,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2022-10-17 16:57:28,212 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2022-10-17 16:57:28,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:57:28,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:28,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:28,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:28,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:57:28,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:28,453 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:57:28,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:28,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 37 states and 53 transitions. [2022-10-17 16:57:28,539 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 53 transitions. [2022-10-17 16:57:28,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:57:28,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:28,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:28,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:28,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:57:28,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:28,717 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:57:28,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:28,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2022-10-17 16:57:28,850 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2022-10-17 16:57:28,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:57:28,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:28,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:28,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:28,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:57:28,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:29,075 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:57:29,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:29,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 85 transitions. [2022-10-17 16:57:29,514 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 85 transitions. [2022-10-17 16:57:29,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:57:29,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:29,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:29,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:29,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:57:29,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:29,652 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:57:29,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:29,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 64 states and 103 transitions. [2022-10-17 16:57:29,997 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 103 transitions. [2022-10-17 16:57:30,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:57:30,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:30,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:30,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:30,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:57:30,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:30,160 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:57:30,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:30,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 65 states and 107 transitions. [2022-10-17 16:57:30,202 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 107 transitions. [2022-10-17 16:57:30,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:57:30,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:30,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:30,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:30,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:57:30,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:30,337 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:57:30,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:30,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 67 states and 109 transitions. [2022-10-17 16:57:30,503 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 109 transitions. [2022-10-17 16:57:30,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:57:30,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:30,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:30,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:30,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:57:30,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:30,698 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:57:31,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:31,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 69 states and 115 transitions. [2022-10-17 16:57:31,050 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 115 transitions. [2022-10-17 16:57:31,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:57:31,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:31,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:31,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:31,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:57:31,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:31,256 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:57:31,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:31,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 71 states and 120 transitions. [2022-10-17 16:57:31,848 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 120 transitions. [2022-10-17 16:57:31,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:57:31,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:31,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:31,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:31,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:57:31,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:32,055 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:57:32,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:32,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 58 states and 98 transitions. [2022-10-17 16:57:32,738 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 98 transitions. [2022-10-17 16:57:32,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:57:32,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:32,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:32,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:32,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:57:32,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:33,003 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:57:34,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:34,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 62 states and 105 transitions. [2022-10-17 16:57:34,034 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 105 transitions. [2022-10-17 16:57:34,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:57:34,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:34,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:34,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:34,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:57:34,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:34,145 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:57:34,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:34,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 63 states and 107 transitions. [2022-10-17 16:57:34,375 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 107 transitions. [2022-10-17 16:57:34,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:57:34,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:34,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:34,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:34,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:57:34,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:34,466 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:57:34,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:34,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 64 states and 108 transitions. [2022-10-17 16:57:34,666 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 108 transitions. [2022-10-17 16:57:34,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:57:34,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:34,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:34,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:34,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:57:34,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:34,800 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:57:35,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:35,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 79 states and 135 transitions. [2022-10-17 16:57:35,800 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 135 transitions. [2022-10-17 16:57:35,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:57:35,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:35,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:35,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:35,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:57:35,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:35,928 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:57:36,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:36,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 55 states and 88 transitions. [2022-10-17 16:57:36,502 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2022-10-17 16:57:36,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:57:36,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:36,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:36,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:36,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:57:36,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:36,631 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:57:37,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:37,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 60 states and 97 transitions. [2022-10-17 16:57:37,690 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 97 transitions. [2022-10-17 16:57:37,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:57:37,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:37,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:38,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:38,560 WARN L261 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 105 conjunts are in the unsatisfiable core [2022-10-17 16:57:38,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:39,060 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 63 treesize of output 58 [2022-10-17 16:57:39,066 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-10-17 16:57:39,074 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 20 treesize of output 19 [2022-10-17 16:57:39,248 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 72 treesize of output 65 [2022-10-17 16:57:39,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:39,265 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:57:39,267 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 0 case distinctions, treesize of input 64 treesize of output 139 [2022-10-17 16:57:39,314 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:57:39,321 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2022-10-17 16:57:39,356 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:57:39,357 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:57:39,358 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 76 treesize of output 3 [2022-10-17 16:57:39,816 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 71 treesize of output 62 [2022-10-17 16:57:39,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:39,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:39,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:39,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:39,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:39,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:39,836 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 132 [2022-10-17 16:57:39,851 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-10-17 16:57:39,880 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:57:39,882 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2022-10-17 16:57:40,183 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 118 treesize of output 107 [2022-10-17 16:57:40,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:40,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:40,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:40,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:40,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:40,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:40,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:40,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:40,209 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 145 [2022-10-17 16:57:40,250 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:57:40,252 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2022-10-17 16:57:42,895 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 128 treesize of output 115 [2022-10-17 16:57:42,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:42,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:42,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:42,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:42,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:42,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:42,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:42,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:43,114 INFO L356 Elim1Store]: treesize reduction 270, result has 13.7 percent of original size [2022-10-17 16:57:43,114 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 94 treesize of output 201 [2022-10-17 16:57:43,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:43,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:43,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:43,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:43,289 INFO L356 Elim1Store]: treesize reduction 259, result has 20.6 percent of original size [2022-10-17 16:57:43,290 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 126 treesize of output 97 [2022-10-17 16:57:47,550 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 308 treesize of output 289 [2022-10-17 16:57:47,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:47,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:47,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:47,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:47,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:47,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:47,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:47,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:47,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:47,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:47,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:47,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:47,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:47,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:47,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:47,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:47,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:47,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:47,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:47,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:57:47,691 INFO L244 Elim1Store]: Index analysis took 132 ms [2022-10-17 16:57:47,911 INFO L356 Elim1Store]: treesize reduction 478, result has 0.2 percent of original size [2022-10-17 16:57:47,912 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 23 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 292 treesize of output 975 [2022-10-17 16:57:48,017 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-10-17 16:57:48,067 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-10-17 16:57:48,511 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:57:48,517 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 774 [2022-10-17 16:57:49,082 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:57:49,084 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 863 [2022-10-17 16:57:50,132 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:57:50,141 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 579 [2022-10-17 16:57:50,398 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:57:50,401 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1997