./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array21_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_94bc84cf-e70f-47c6-bea6-8f8a305df34e/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94bc84cf-e70f-47c6-bea6-8f8a305df34e/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_94bc84cf-e70f-47c6-bea6-8f8a305df34e/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94bc84cf-e70f-47c6-bea6-8f8a305df34e/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array21_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94bc84cf-e70f-47c6-bea6-8f8a305df34e/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_94bc84cf-e70f-47c6-bea6-8f8a305df34e/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 f1a738dced8b73ebc8edf3e480fddcd32bb19127a8255980e93fab5e96705ab3 --- 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 16:49:18,585 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:49:18,589 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:49:18,647 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:49:18,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:49:18,653 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:49:18,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:49:18,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:49:18,663 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:49:18,669 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:49:18,670 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:49:18,676 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:49:18,677 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:49:18,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:49:18,682 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:49:18,684 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:49:18,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:49:18,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:49:18,690 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:49:18,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:49:18,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:49:18,707 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:49:18,711 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:49:18,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:49:18,722 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:49:18,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:49:18,723 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:49:18,724 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:49:18,724 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:49:18,725 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:49:18,726 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:49:18,727 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:49:18,728 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:49:18,729 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:49:18,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:49:18,730 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:49:18,731 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:49:18,731 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:49:18,732 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:49:18,733 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:49:18,733 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:49:18,734 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94bc84cf-e70f-47c6-bea6-8f8a305df34e/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:49:18,779 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:49:18,779 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:49:18,780 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:49:18,781 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:49:18,781 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:49:18,782 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:49:18,782 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:49:18,782 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:49:18,782 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:49:18,783 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:49:18,784 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:49:18,784 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:49:18,784 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:49:18,784 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:49:18,784 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:49:18,785 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:49:18,785 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:49:18,785 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:49:18,785 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:49:18,785 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:49:18,786 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:49:18,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:18,786 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:49:18,786 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:49:18,786 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:49:18,787 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:49:18,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:49:18,787 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:49:18,787 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_94bc84cf-e70f-47c6-bea6-8f8a305df34e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94bc84cf-e70f-47c6-bea6-8f8a305df34e/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1a738dced8b73ebc8edf3e480fddcd32bb19127a8255980e93fab5e96705ab3 [2022-10-17 16:49:19,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:49:19,131 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:49:19,145 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:49:19,146 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:49:19,147 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:49:19,149 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94bc84cf-e70f-47c6-bea6-8f8a305df34e/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-patterns/array21_pattern.c [2022-10-17 16:49:19,230 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94bc84cf-e70f-47c6-bea6-8f8a305df34e/bin/ukojak-92XMlrwhuB/data/4fb6fb8bf/65d3fb890a984a1098b29455d4894aec/FLAG6303c3dff [2022-10-17 16:49:19,850 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:49:19,851 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94bc84cf-e70f-47c6-bea6-8f8a305df34e/sv-benchmarks/c/array-patterns/array21_pattern.c [2022-10-17 16:49:19,863 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94bc84cf-e70f-47c6-bea6-8f8a305df34e/bin/ukojak-92XMlrwhuB/data/4fb6fb8bf/65d3fb890a984a1098b29455d4894aec/FLAG6303c3dff [2022-10-17 16:49:20,176 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94bc84cf-e70f-47c6-bea6-8f8a305df34e/bin/ukojak-92XMlrwhuB/data/4fb6fb8bf/65d3fb890a984a1098b29455d4894aec [2022-10-17 16:49:20,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:49:20,184 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:49:20,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:20,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:49:20,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:49:20,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:20" (1/1) ... [2022-10-17 16:49:20,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fbc5d36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:20, skipping insertion in model container [2022-10-17 16:49:20,194 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:20" (1/1) ... [2022-10-17 16:49:20,203 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:49:20,225 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:49:20,417 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_94bc84cf-e70f-47c6-bea6-8f8a305df34e/sv-benchmarks/c/array-patterns/array21_pattern.c[1340,1353] [2022-10-17 16:49:20,443 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:20,451 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:49:20,464 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_94bc84cf-e70f-47c6-bea6-8f8a305df34e/sv-benchmarks/c/array-patterns/array21_pattern.c[1340,1353] [2022-10-17 16:49:20,475 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:20,488 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:49:20,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:20 WrapperNode [2022-10-17 16:49:20,489 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:20,491 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:20,491 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:49:20,493 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:49:20,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:20" (1/1) ... [2022-10-17 16:49:20,507 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:20" (1/1) ... [2022-10-17 16:49:20,533 INFO L138 Inliner]: procedures = 17, calls = 20, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 105 [2022-10-17 16:49:20,533 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:20,534 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:49:20,534 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:49:20,534 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:49:20,545 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:20" (1/1) ... [2022-10-17 16:49:20,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:20" (1/1) ... [2022-10-17 16:49:20,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:20" (1/1) ... [2022-10-17 16:49:20,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:20" (1/1) ... [2022-10-17 16:49:20,562 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:20" (1/1) ... [2022-10-17 16:49:20,571 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:20" (1/1) ... [2022-10-17 16:49:20,573 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:20" (1/1) ... [2022-10-17 16:49:20,574 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:20" (1/1) ... [2022-10-17 16:49:20,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:49:20,588 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:49:20,588 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:49:20,588 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:49:20,590 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:20" (1/1) ... [2022-10-17 16:49:20,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:20,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94bc84cf-e70f-47c6-bea6-8f8a305df34e/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:49:20,641 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94bc84cf-e70f-47c6-bea6-8f8a305df34e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:49:20,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94bc84cf-e70f-47c6-bea6-8f8a305df34e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:49:20,706 INFO L130 BoogieDeclarations]: Found specification of procedure outerBoundaryPatternCheck [2022-10-17 16:49:20,706 INFO L138 BoogieDeclarations]: Found implementation of procedure outerBoundaryPatternCheck [2022-10-17 16:49:20,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:49:20,707 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:49:20,707 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:49:20,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:49:20,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:49:20,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:49:20,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:49:20,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:49:20,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:49:20,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:49:20,811 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:49:20,814 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:49:21,033 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:49:21,201 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:49:21,201 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-10-17 16:49:21,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:21 BoogieIcfgContainer [2022-10-17 16:49:21,204 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:49:21,205 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:49:21,205 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:49:21,219 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:49:21,220 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:21" (1/1) ... [2022-10-17 16:49:21,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:49:21,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:21,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2022-10-17 16:49:21,288 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2022-10-17 16:49:21,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:49:21,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:21,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:21,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:21,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:49:21,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:21,518 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 16:49:21,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:21,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2022-10-17 16:49:21,578 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2022-10-17 16:49:21,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:49:21,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:21,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:21,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:21,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 16:49:21,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:21,755 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 16:49:21,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:21,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 37 transitions. [2022-10-17 16:49:21,821 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2022-10-17 16:49:21,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:49:21,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:21,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:21,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:21,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:49:21,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:21,939 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 16:49:22,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:22,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2022-10-17 16:49:22,080 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2022-10-17 16:49:22,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:49:22,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:22,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:22,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:22,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:49:22,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:22,248 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 16:49:22,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:22,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 38 states and 53 transitions. [2022-10-17 16:49:22,498 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2022-10-17 16:49:22,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:49:22,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:22,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:22,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:49:22,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:22,627 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 16:49:22,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:22,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 56 transitions. [2022-10-17 16:49:22,673 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 56 transitions. [2022-10-17 16:49:22,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:49:22,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:22,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:22,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:22,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:49:22,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:22,828 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:49:23,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:23,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 41 states and 60 transitions. [2022-10-17 16:49:23,053 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2022-10-17 16:49:23,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:49:23,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:23,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:23,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:23,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:49:23,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:23,279 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:49:23,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:23,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 45 states and 66 transitions. [2022-10-17 16:49:23,933 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 66 transitions. [2022-10-17 16:49:23,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:49:23,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:23,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:23,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:23,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:49:23,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:24,090 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:49:24,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:24,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 58 states and 86 transitions. [2022-10-17 16:49:24,705 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2022-10-17 16:49:24,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:49:24,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:24,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:24,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:24,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:49:24,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:24,806 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:49:24,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:24,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 40 states and 58 transitions. [2022-10-17 16:49:24,851 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 58 transitions. [2022-10-17 16:49:24,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:49:24,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:24,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:24,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:24,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:49:24,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:24,988 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:49:25,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:25,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 44 states and 64 transitions. [2022-10-17 16:49:25,390 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 64 transitions. [2022-10-17 16:49:25,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:49:25,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:25,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:25,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:25,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 63 conjunts are in the unsatisfiable core [2022-10-17 16:49:25,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:49:25,902 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 16:49:25,910 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:49:25,912 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 0 case distinctions, treesize of input 56 treesize of output 128 [2022-10-17 16:49:25,962 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:49:25,965 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-10-17 16:49:25,997 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:49:25,999 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 128 treesize of output 25 [2022-10-17 16:49:26,226 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 74 treesize of output 67 [2022-10-17 16:49:26,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:26,235 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:49:26,237 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 66 treesize of output 143 [2022-10-17 16:49:26,279 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:49:26,281 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2022-10-17 16:49:26,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:26,319 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:49:26,320 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:49:26,322 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 24 [2022-10-17 16:49:26,717 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 102 treesize of output 93 [2022-10-17 16:49:26,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:26,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:26,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:26,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:26,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:26,739 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 92 treesize of output 202 [2022-10-17 16:49:26,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:26,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:26,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:26,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:26,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:26,799 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:49:26,806 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 42 [2022-10-17 16:49:26,978 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 80 treesize of output 69 [2022-10-17 16:49:26,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:26,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:26,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:26,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:26,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:26,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:27,001 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 16:49:27,047 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:49:27,048 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2022-10-17 16:49:27,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:27,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:27,083 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 46 [2022-10-17 16:49:28,653 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 104 treesize of output 91 [2022-10-17 16:49:28,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:28,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:28,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:28,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:28,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:28,988 INFO L356 Elim1Store]: treesize reduction 223, result has 49.2 percent of original size [2022-10-17 16:49:28,988 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 90 treesize of output 347 [2022-10-17 16:49:29,296 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 16:49:29,301 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 331 [2022-10-17 16:49:29,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:29,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:29,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:29,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:29,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:29,575 INFO L356 Elim1Store]: treesize reduction 563, result has 25.0 percent of original size [2022-10-17 16:49:29,576 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 257 treesize of output 339 [2022-10-17 16:49:34,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:34,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:34,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:34,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:34,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:34,852 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:49:34,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:34,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:34,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:34,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:34,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:34,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:34,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:34,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:34,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:34,870 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:49:34,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:34,873 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:49:34,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:49:34,877 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 16:49:35,162 INFO L356 Elim1Store]: treesize reduction 655, result has 18.3 percent of original size [2022-10-17 16:49:35,163 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 14 select indices, 14 select index equivalence classes, 10 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 346 treesize of output 262 [2022-10-17 16:49:36,359 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 4 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.