./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/ifeqn1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/ifeqn1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI --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 6c377c3922cafbc07c158cb252290a97b70e1cbfc6e9de773d7729c460f56857 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/ifeqn1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI --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 6c377c3922cafbc07c158cb252290a97b70e1cbfc6e9de773d7729c460f56857 ........................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:30:57,768 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:30:57,770 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:30:57,812 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:30:57,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:30:57,817 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:30:57,820 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:30:57,826 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:30:57,832 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:30:57,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:30:57,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:30:57,837 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:30:57,839 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:30:57,843 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:30:57,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:30:57,848 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:30:57,851 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:30:57,858 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:30:57,861 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:30:57,870 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:30:57,872 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:30:57,875 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:30:57,877 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:30:57,878 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:30:57,882 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:30:57,887 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:30:57,888 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:30:57,889 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:30:57,891 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:30:57,892 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:30:57,894 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:30:57,895 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:30:57,896 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:30:57,898 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:30:57,899 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:30:57,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:30:57,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:30:57,902 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:30:57,902 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:30:57,903 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:30:57,904 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:30:57,905 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:30:57,960 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:30:57,962 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:30:57,964 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:30:57,964 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:30:57,965 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:30:57,965 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:30:57,965 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:30:57,966 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:30:57,966 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:30:57,966 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:30:57,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:30:57,968 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:30:57,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:30:57,968 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:30:57,968 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:30:57,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:30:57,969 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:30:57,969 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:30:57,969 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:30:57,969 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:30:57,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:30:57,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:30:57,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:30:57,971 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:30:57,971 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:30:57,971 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:30:57,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:30:57,971 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:30:57,972 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_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c377c3922cafbc07c158cb252290a97b70e1cbfc6e9de773d7729c460f56857 [2021-10-29 04:30:58,301 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:30:58,341 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:30:58,345 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:30:58,346 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:30:58,347 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:30:58,348 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/array-fpi/ifeqn1.c [2021-10-29 04:30:58,424 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/data/b1a07eb56/10aa3d18b37145cd848d6fe222296500/FLAG65448eaea [2021-10-29 04:30:58,842 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:30:58,843 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/sv-benchmarks/c/array-fpi/ifeqn1.c [2021-10-29 04:30:58,849 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/data/b1a07eb56/10aa3d18b37145cd848d6fe222296500/FLAG65448eaea [2021-10-29 04:30:59,240 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/data/b1a07eb56/10aa3d18b37145cd848d6fe222296500 [2021-10-29 04:30:59,242 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:30:59,243 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:30:59,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:30:59,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:30:59,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:30:59,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:30:59" (1/1) ... [2021-10-29 04:30:59,266 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6382bbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:30:59, skipping insertion in model container [2021-10-29 04:30:59,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:30:59" (1/1) ... [2021-10-29 04:30:59,273 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:30:59,286 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:30:59,519 WARN L228 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_88f75913-5b66-441e-9bf9-3ee5d45b3d23/sv-benchmarks/c/array-fpi/ifeqn1.c[589,602] [2021-10-29 04:30:59,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:30:59,548 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:30:59,560 WARN L228 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_88f75913-5b66-441e-9bf9-3ee5d45b3d23/sv-benchmarks/c/array-fpi/ifeqn1.c[589,602] [2021-10-29 04:30:59,569 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:30:59,583 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:30:59,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:30:59 WrapperNode [2021-10-29 04:30:59,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:30:59,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:30:59,585 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:30:59,585 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:30:59,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:30:59" (1/1) ... [2021-10-29 04:30:59,600 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:30:59" (1/1) ... [2021-10-29 04:30:59,622 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:30:59,623 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:30:59,623 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:30:59,623 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:30:59,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:30:59" (1/1) ... [2021-10-29 04:30:59,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:30:59" (1/1) ... [2021-10-29 04:30:59,633 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:30:59" (1/1) ... [2021-10-29 04:30:59,634 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:30:59" (1/1) ... [2021-10-29 04:30:59,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:30:59" (1/1) ... [2021-10-29 04:30:59,644 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:30:59" (1/1) ... [2021-10-29 04:30:59,646 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:30:59" (1/1) ... [2021-10-29 04:30:59,648 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:30:59,649 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:30:59,649 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:30:59,649 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:30:59,650 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:30:59" (1/1) ... [2021-10-29 04:30:59,662 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:30:59,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:30:59,686 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:30:59,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:30:59,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:30:59,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:30:59,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 04:30:59,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 04:30:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:30:59,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:30:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 04:31:00,263 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:31:00,263 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2021-10-29 04:31:00,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:31:00 BoogieIcfgContainer [2021-10-29 04:31:00,266 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:31:00,266 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:31:00,267 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:31:00,277 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:31:00,277 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:31:00" (1/1) ... [2021-10-29 04:31:00,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:31:00,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:31:00,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2021-10-29 04:31:00,318 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2021-10-29 04:31:00,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 04:31:00,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:31:00,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:31:00,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:31:00,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:31:00,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:31:00,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2021-10-29 04:31:00,610 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2021-10-29 04:31:00,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 04:31:00,612 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:31:00,613 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:31:00,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:31:00,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-29 04:31:00,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:31:00,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:31:00,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:31:00,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2021-10-29 04:31:00,942 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2021-10-29 04:31:00,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:31:00,943 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:31:00,944 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:31:01,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:31:01,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-29 04:31:01,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:31:01,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-29 04:31:01,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:31:01,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:31:01,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 16 states and 26 transitions. [2021-10-29 04:31:01,419 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 26 transitions. [2021-10-29 04:31:01,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 04:31:01,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:31:01,420 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:31:01,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:31:01,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-29 04:31:01,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:31:01,663 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:31:02,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:31:02,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 19 states and 32 transitions. [2021-10-29 04:31:02,101 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 32 transitions. [2021-10-29 04:31:02,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 04:31:02,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:31:02,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:31:02,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:31:02,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 25 conjunts are in the unsatisfiable core [2021-10-29 04:31:02,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:31:02,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-10-29 04:31:02,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-29 04:31:02,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:31:02,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-10-29 04:31:02,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:31:02,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2021-10-29 04:31:02,689 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:31:02,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:31:02,707 INFO L354 Elim1Store]: treesize reduction 27, result has 20.6 percent of original size [2021-10-29 04:31:02,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 42 [2021-10-29 04:31:02,975 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:31:04,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:31:04,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 22 states and 37 transitions. [2021-10-29 04:31:04,469 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 37 transitions. [2021-10-29 04:31:04,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 04:31:04,469 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:31:04,469 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:31:04,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:31:04,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-29 04:31:04,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:31:04,613 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:31:05,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:31:05,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 26 states and 44 transitions. [2021-10-29 04:31:05,083 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 44 transitions. [2021-10-29 04:31:05,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 04:31:05,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:31:05,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:31:05,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:31:05,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-29 04:31:05,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:31:05,395 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:31:06,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:31:06,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 30 states and 52 transitions. [2021-10-29 04:31:06,758 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 52 transitions. [2021-10-29 04:31:06,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 04:31:06,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:31:06,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:31:06,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:31:06,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 26 conjunts are in the unsatisfiable core [2021-10-29 04:31:06,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:31:07,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-29 04:31:07,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:31:07,303 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-10-29 04:31:07,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 29 [2021-10-29 04:31:07,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:31:07,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:31:07,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:31:07,436 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:31:07,441 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-10-29 04:31:07,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 60 treesize of output 52 [2021-10-29 04:31:13,836 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:31:22,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:31:22,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 54 transitions. [2021-10-29 04:31:22,651 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 54 transitions. [2021-10-29 04:31:22,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 04:31:22,652 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:31:22,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:31:22,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:31:22,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-29 04:31:22,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:31:23,095 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:31:24,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:31:24,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 55 transitions. [2021-10-29 04:31:24,709 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 55 transitions. [2021-10-29 04:31:24,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 04:31:24,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:31:24,710 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:31:24,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:31:24,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 23 conjunts are in the unsatisfiable core [2021-10-29 04:31:24,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:31:24,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-10-29 04:31:24,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-29 04:31:25,053 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-10-29 04:31:25,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 22 [2021-10-29 04:31:25,259 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-10-29 04:31:25,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 32 [2021-10-29 04:31:25,429 INFO L354 Elim1Store]: treesize reduction 124, result has 16.2 percent of original size [2021-10-29 04:31:25,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 59 treesize of output 50 [2021-10-29 04:31:26,164 INFO L354 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2021-10-29 04:31:26,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 80 treesize of output 40 [2021-10-29 04:31:26,174 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:31:29,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:31:29,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 37 states and 64 transitions. [2021-10-29 04:31:29,009 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 64 transitions. [2021-10-29 04:31:29,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 04:31:29,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:31:29,011 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:31:29,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:31:29,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-29 04:31:29,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:31:29,507 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:31:38,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:31:38,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 42 states and 75 transitions. [2021-10-29 04:31:38,624 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 75 transitions. [2021-10-29 04:31:38,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 04:31:38,625 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:31:38,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:31:39,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:31:39,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 29 conjunts are in the unsatisfiable core [2021-10-29 04:31:39,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:31:39,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-29 04:31:39,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:31:39,571 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-10-29 04:31:39,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 29 [2021-10-29 04:31:39,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:31:39,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:31:39,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:31:39,692 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:31:39,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:31:39,698 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-10-29 04:31:39,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 62 treesize of output 54 [2021-10-29 04:31:39,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:31:39,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:31:39,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:31:39,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:31:39,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:31:39,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:31:39,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:31:39,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:31:39,945 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:31:39,946 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:31:39,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:31:39,951 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-10-29 04:31:39,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 81 treesize of output 73 [2021-10-29 04:31:56,565 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:32:16,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:32:16,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 43 states and 76 transitions. [2021-10-29 04:32:16,713 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 76 transitions. [2021-10-29 04:32:16,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 04:32:16,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:32:16,715 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:32:16,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:32:16,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 04:32:16,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:32:17,442 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:32:21,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:32:21,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 44 states and 77 transitions. [2021-10-29 04:32:21,227 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 77 transitions. [2021-10-29 04:32:21,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 04:32:21,228 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:32:21,229 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:32:21,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:32:21,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 31 conjunts are in the unsatisfiable core [2021-10-29 04:32:21,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:32:21,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-10-29 04:32:21,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-29 04:32:22,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:32:22,111 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-10-29 04:32:22,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:32:22,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:32:22,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:32:22,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 36 [2021-10-29 04:32:22,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:32:22,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:32:22,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:32:22,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 46 [2021-10-29 04:32:23,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:32:23,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:32:23,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:32:23,089 INFO L354 Elim1Store]: treesize reduction 23, result has 23.3 percent of original size [2021-10-29 04:32:23,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 72 treesize of output 60 [2021-10-29 04:32:23,385 INFO L354 Elim1Store]: treesize reduction 228, result has 14.3 percent of original size [2021-10-29 04:32:23,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 73 treesize of output 70 [2021-10-29 04:32:24,364 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:32:45,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:32:45,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 48 states and 84 transitions. [2021-10-29 04:32:45,219 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 84 transitions. [2021-10-29 04:32:45,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 04:32:45,220 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:32:45,221 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:32:45,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:32:45,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-29 04:32:45,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:32:46,500 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:33:11,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:33:11,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 54 states and 98 transitions. [2021-10-29 04:33:11,078 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2021-10-29 04:33:11,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:33:11,079 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:33:11,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:33:11,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:33:11,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-29 04:33:11,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:33:11,424 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:33:17,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:33:17,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 61 states and 109 transitions. [2021-10-29 04:33:17,001 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 109 transitions. [2021-10-29 04:33:17,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:33:17,003 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:33:17,003 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:33:17,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:33:17,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-29 04:33:17,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:33:17,338 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:33:18,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:33:18,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 61 states and 105 transitions. [2021-10-29 04:33:18,394 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 105 transitions. [2021-10-29 04:33:18,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:33:18,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:33:18,396 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:33:19,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:33:19,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 30 conjunts are in the unsatisfiable core [2021-10-29 04:33:19,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:33:20,281 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-29 04:33:20,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:20,511 INFO L354 Elim1Store]: treesize reduction 33, result has 34.0 percent of original size [2021-10-29 04:33:20,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 39 [2021-10-29 04:33:20,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:20,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:20,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:20,954 INFO L354 Elim1Store]: treesize reduction 112, result has 24.8 percent of original size [2021-10-29 04:33:20,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 64 treesize of output 82 [2021-10-29 04:33:21,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:21,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:21,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:21,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:21,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:21,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:21,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:21,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:21,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:21,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:21,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:21,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:21,505 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:33:21,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:21,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:21,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:21,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:22,480 INFO L354 Elim1Store]: treesize reduction 1107, result has 32.2 percent of original size [2021-10-29 04:33:22,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 9 select indices, 9 select index equivalence classes, 14 disjoint index pairs (out of 36 index pairs), introduced 13 new quantified variables, introduced 52 case distinctions, treesize of input 312 treesize of output 924 [2021-10-29 04:33:23,613 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:33:24,301 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:33:24,844 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:33:25,325 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:33:25,381 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:33:25,936 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:33:28,023 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:33:28,468 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:33:28,634 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:33:29,532 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:33:29,809 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:33:30,108 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:33:30,722 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:33:30,968 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:33:38,989 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:33:39,042 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-29 04:33:42,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:42,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:42,169 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:33:42,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:42,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:42,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:42,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:42,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:42,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:42,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:42,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:42,781 INFO L354 Elim1Store]: treesize reduction 369, result has 32.8 percent of original size [2021-10-29 04:33:42,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 10 disjoint index pairs (out of 45 index pairs), introduced 9 new quantified variables, introduced 30 case distinctions, treesize of input 2862 treesize of output 2765 [2021-10-29 04:33:47,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:47,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:47,587 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:33:47,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:47,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:47,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:47,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:47,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:47,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:47,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:47,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:48,123 INFO L354 Elim1Store]: treesize reduction 371, result has 32.9 percent of original size [2021-10-29 04:33:48,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 10 disjoint index pairs (out of 45 index pairs), introduced 9 new quantified variables, introduced 30 case distinctions, treesize of input 2391 treesize of output 1974 [2021-10-29 04:33:52,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:52,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:52,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:52,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:52,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:52,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:52,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:52,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:52,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:52,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:52,322 INFO L354 Elim1Store]: treesize reduction 355, result has 32.9 percent of original size [2021-10-29 04:33:52,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 10 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 1698 treesize of output 1241 [2021-10-29 04:33:55,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:55,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:55,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:55,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:55,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:55,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:55,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:55,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:55,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:55,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:33:55,890 INFO L354 Elim1Store]: treesize reduction 404, result has 15.7 percent of original size [2021-10-29 04:33:55,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 10 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 32 case distinctions, treesize of input 203 treesize of output 195 [2021-10-29 04:33:56,666 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 04:34:04,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:34:04,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 62 states and 107 transitions. [2021-10-29 04:34:04,371 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 107 transitions. [2021-10-29 04:34:04,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:34:04,372 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:34:04,372 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:34:04,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:34:04,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-29 04:34:04,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:34:06,131 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 15 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:34:15,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:34:15,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 63 states and 109 transitions. [2021-10-29 04:34:15,510 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 109 transitions. [2021-10-29 04:34:15,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 04:34:15,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:34:15,512 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:34:17,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:34:17,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 39 conjunts are in the unsatisfiable core [2021-10-29 04:34:17,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:34:17,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-10-29 04:34:17,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-29 04:34:17,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-10-29 04:34:17,627 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:34:17,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 210 treesize of output 294 [2021-10-29 04:34:17,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 52 [2021-10-29 04:34:17,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 53 [2021-10-29 04:34:17,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:17,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 53 [2021-10-29 04:34:18,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:18,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:18,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:18,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:18,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:18,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:18,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 48 [2021-10-29 04:34:19,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:19,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:19,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:19,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:19,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:19,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:19,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 58 [2021-10-29 04:34:21,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,521 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:34:21,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,527 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:34:21,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,528 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:34:21,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,530 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:34:21,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,568 INFO L354 Elim1Store]: treesize reduction 86, result has 18.1 percent of original size [2021-10-29 04:34:21,569 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 9 select indices, 9 select index equivalence classes, 15 disjoint index pairs (out of 36 index pairs), introduced 13 new quantified variables, introduced 38 case distinctions, treesize of input 295 treesize of output 565 [2021-10-29 04:34:21,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,630 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:34:21,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,645 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:34:21,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 14 disjoint index pairs (out of 45 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 241 treesize of output 152 [2021-10-29 04:34:21,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,786 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:34:21,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:34:21,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,790 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:34:21,796 INFO L354 Elim1Store]: treesize reduction 35, result has 2.8 percent of original size [2021-10-29 04:34:21,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 12 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 26 case distinctions, treesize of input 376 treesize of output 228 [2021-10-29 04:34:21,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,846 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:34:21,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:21,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 14 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 269 treesize of output 155 [2021-10-29 04:34:24,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:24,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:24,002 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:34:24,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:24,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:24,004 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:34:24,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:24,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:24,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:24,014 INFO L354 Elim1Store]: treesize reduction 37, result has 19.6 percent of original size [2021-10-29 04:34:24,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 16 case distinctions, treesize of input 100 treesize of output 86 [2021-10-29 04:34:24,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:24,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:24,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:24,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:24,495 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:34:24,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:24,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:24,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:24,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:34:24,500 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:34:24,500 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:34:24,511 INFO L354 Elim1Store]: treesize reduction 43, result has 14.0 percent of original size [2021-10-29 04:34:24,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 6 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 139 treesize of output 100 [2021-10-29 04:34:26,282 INFO L354 Elim1Store]: treesize reduction 29, result has 12.1 percent of original size [2021-10-29 04:34:26,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 122 treesize of output 58 [2021-10-29 04:34:26,288 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:34:59,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:34:59,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 68 states and 117 transitions. [2021-10-29 04:34:59,855 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 117 transitions. [2021-10-29 04:34:59,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 04:34:59,855 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:34:59,856 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:34:59,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:34:59,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 04:34:59,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:34:59,994 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:35:01,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:35:01,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 62 states and 104 transitions. [2021-10-29 04:35:01,099 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 104 transitions. [2021-10-29 04:35:01,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 04:35:01,099 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:35:01,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:35:01,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:35:01,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-29 04:35:01,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:35:04,641 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:35:43,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:35:43,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 69 states and 115 transitions. [2021-10-29 04:35:43,581 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 115 transitions. [2021-10-29 04:35:43,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 04:35:43,581 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:35:43,581 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:35:43,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:35:43,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 42 conjunts are in the unsatisfiable core [2021-10-29 04:35:43,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:35:43,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-10-29 04:35:43,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-29 04:35:43,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:43,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2021-10-29 04:35:44,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:44,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:44,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:44,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2021-10-29 04:35:46,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:46,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:46,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:46,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2021-10-29 04:35:48,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:48,544 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:35:48,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:48,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:48,556 INFO L354 Elim1Store]: treesize reduction 29, result has 23.7 percent of original size [2021-10-29 04:35:48,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 64 treesize of output 58 [2021-10-29 04:35:51,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:51,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:51,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:35:51,099 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:35:51,099 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:35:51,108 INFO L354 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2021-10-29 04:35:51,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2021-10-29 04:36:01,861 INFO L354 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2021-10-29 04:36:01,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 86 treesize of output 46 [2021-10-29 04:36:01,870 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:36:43,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:36:43,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 77 states and 131 transitions. [2021-10-29 04:36:43,755 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 131 transitions. [2021-10-29 04:36:43,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 04:36:43,755 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:36:43,756 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:36:50,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:36:50,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 35 conjunts are in the unsatisfiable core [2021-10-29 04:36:50,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 04:36:50,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-29 04:36:50,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:50,692 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-10-29 04:36:50,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 29 [2021-10-29 04:36:50,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:50,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:50,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:50,951 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:50,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:50,957 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-10-29 04:36:50,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 62 treesize of output 54 [2021-10-29 04:36:51,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,555 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:51,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,559 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:51,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,563 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:51,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,564 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:51,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,577 INFO L354 Elim1Store]: treesize reduction 43, result has 2.3 percent of original size [2021-10-29 04:36:51,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 9 select indices, 9 select index equivalence classes, 14 disjoint index pairs (out of 36 index pairs), introduced 13 new quantified variables, introduced 36 case distinctions, treesize of input 295 treesize of output 561 [2021-10-29 04:36:51,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,656 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:51,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,676 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:51,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,678 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:51,679 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:51,688 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-10-29 04:36:51,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 12 disjoint index pairs (out of 45 index pairs), introduced 9 new quantified variables, introduced 24 case distinctions, treesize of input 343 treesize of output 206 [2021-10-29 04:36:51,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,869 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:51,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,872 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:51,872 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:51,883 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-10-29 04:36:51,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 12 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 20 case distinctions, treesize of input 352 treesize of output 221 [2021-10-29 04:36:51,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,946 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:51,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,956 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:51,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,958 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:51,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:51,972 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-10-29 04:36:51,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 10 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 358 treesize of output 192 [2021-10-29 04:36:53,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,363 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:53,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,365 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:53,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,372 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:53,372 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:53,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,385 INFO L354 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2021-10-29 04:36:53,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 10 select indices, 10 select index equivalence classes, 20 disjoint index pairs (out of 45 index pairs), introduced 14 new quantified variables, introduced 45 case distinctions, treesize of input 322 treesize of output 624 [2021-10-29 04:36:53,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,554 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:53,554 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:53,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,557 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:53,557 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:53,581 INFO L354 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2021-10-29 04:36:53,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 20 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 30 case distinctions, treesize of input 392 treesize of output 239 [2021-10-29 04:36:53,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,853 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:53,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:53,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,856 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:53,856 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:53,866 INFO L354 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2021-10-29 04:36:53,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 20 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 30 case distinctions, treesize of input 430 treesize of output 275 [2021-10-29 04:36:53,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:53,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:54,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:54,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:54,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:54,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:54,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:54,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:54,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:54,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:54,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:54,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:54,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:54,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:54,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:54,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:54,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:54,056 INFO L244 Elim1Store]: Index analysis took 107 ms [2021-10-29 04:36:54,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:54,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:54,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:54,090 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:54,091 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:54,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:54,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:54,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:54,106 INFO L354 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2021-10-29 04:36:54,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 19 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 30 case distinctions, treesize of input 412 treesize of output 225 [2021-10-29 04:36:55,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:55,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:55,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:55,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:55,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:55,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:55,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:55,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:55,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:55,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:55,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:55,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:55,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:55,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:55,326 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:55,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:55,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:55,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:55,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:55,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:55,332 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:55,333 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:55,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:55,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 04:36:55,336 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-29 04:36:55,346 INFO L354 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2021-10-29 04:36:55,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 15 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 133 treesize of output 117 [2021-10-29 04:38:09,542 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 04:38:44,193 WARN L228 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2021-10-29 04:38:44,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 101 [2021-10-29 04:38:44,194 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:241) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:260) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.checkSat(ManagedScript.java:138) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:85) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:899) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:773) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:345) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:292) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeChecker.negatePredicate(CodeChecker.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.splitNode(UltimateChecker.java:107) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.codeCheck(UltimateChecker.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:476) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1465) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:658) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:237) ... 27 more [2021-10-29 04:38:44,196 INFO L168 Benchmark]: Toolchain (without parser) took 464953.14 ms. Allocated memory was 86.0 MB in the beginning and 220.2 MB in the end (delta: 134.2 MB). Free memory was 49.6 MB in the beginning and 98.8 MB in the end (delta: -49.1 MB). Peak memory consumption was 84.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:38:44,197 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 86.0 MB. Free memory was 65.8 MB in the beginning and 65.8 MB in the end (delta: 38.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:38:44,197 INFO L168 Benchmark]: CACSL2BoogieTranslator took 323.91 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 49.4 MB in the beginning and 80.6 MB in the end (delta: -31.1 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:38:44,197 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.14 ms. Allocated memory is still 104.9 MB. Free memory was 80.4 MB in the beginning and 78.8 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:38:44,197 INFO L168 Benchmark]: Boogie Preprocessor took 25.74 ms. Allocated memory is still 104.9 MB. Free memory was 78.8 MB in the beginning and 77.6 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:38:44,198 INFO L168 Benchmark]: RCFGBuilder took 616.56 ms. Allocated memory is still 104.9 MB. Free memory was 77.4 MB in the beginning and 61.5 MB in the end (delta: 15.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-29 04:38:44,198 INFO L168 Benchmark]: CodeCheck took 463929.24 ms. Allocated memory was 104.9 MB in the beginning and 220.2 MB in the end (delta: 115.3 MB). Free memory was 61.3 MB in the beginning and 98.8 MB in the end (delta: -37.5 MB). Peak memory consumption was 76.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:38:44,199 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:241) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 86.0 MB. Free memory was 65.8 MB in the beginning and 65.8 MB in the end (delta: 38.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 323.91 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 49.4 MB in the beginning and 80.6 MB in the end (delta: -31.1 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 37.14 ms. Allocated memory is still 104.9 MB. Free memory was 80.4 MB in the beginning and 78.8 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 25.74 ms. Allocated memory is still 104.9 MB. Free memory was 78.8 MB in the beginning and 77.6 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 616.56 ms. Allocated memory is still 104.9 MB. Free memory was 77.4 MB in the beginning and 61.5 MB in the end (delta: 15.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * CodeCheck took 463929.24 ms. Allocated memory was 104.9 MB in the beginning and 220.2 MB in the end (delta: 115.3 MB). Free memory was 61.3 MB in the beginning and 98.8 MB in the end (delta: -37.5 MB). Peak memory consumption was 76.7 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:38:46,418 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:38:46,421 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:38:46,472 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:38:46,473 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:38:46,476 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:38:46,478 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:38:46,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:38:46,482 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:38:46,483 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:38:46,484 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:38:46,486 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:38:46,486 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:38:46,488 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:38:46,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:38:46,491 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:38:46,492 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:38:46,493 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:38:46,495 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:38:46,498 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:38:46,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:38:46,501 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:38:46,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:38:46,504 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:38:46,508 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:38:46,509 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:38:46,509 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:38:46,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:38:46,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:38:46,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:38:46,513 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:38:46,513 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:38:46,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:38:46,515 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:38:46,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:38:46,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:38:46,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:38:46,519 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:38:46,519 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:38:46,520 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:38:46,521 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:38:46,522 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-29 04:38:46,554 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:38:46,555 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:38:46,556 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:38:46,556 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:38:46,558 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:38:46,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:38:46,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:38:46,558 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:38:46,559 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:38:46,559 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:38:46,560 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:38:46,560 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:38:46,560 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:38:46,561 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:38:46,561 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:38:46,561 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:38:46,561 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:38:46,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:38:46,562 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:38:46,562 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:38:46,562 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:38:46,563 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:38:46,563 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:38:46,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:38:46,564 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:38:46,564 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:38:46,564 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:38:46,564 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:38:46,565 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:38:46,565 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:38:46,565 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 04:38:46,565 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:38:46,566 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c377c3922cafbc07c158cb252290a97b70e1cbfc6e9de773d7729c460f56857 [2021-10-29 04:38:46,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:38:46,994 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:38:46,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:38:46,998 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:38:46,999 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:38:47,000 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/array-fpi/ifeqn1.c [2021-10-29 04:38:47,076 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/data/b29cacd17/0a6a9c3c90e94aaa88137b1a021433da/FLAG962be399a [2021-10-29 04:38:47,594 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:38:47,595 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/sv-benchmarks/c/array-fpi/ifeqn1.c [2021-10-29 04:38:47,609 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/data/b29cacd17/0a6a9c3c90e94aaa88137b1a021433da/FLAG962be399a [2021-10-29 04:38:47,994 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/data/b29cacd17/0a6a9c3c90e94aaa88137b1a021433da [2021-10-29 04:38:47,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:38:48,002 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:38:48,004 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:38:48,004 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:38:48,007 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:38:48,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:38:47" (1/1) ... [2021-10-29 04:38:48,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63dc515f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:38:48, skipping insertion in model container [2021-10-29 04:38:48,011 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:38:47" (1/1) ... [2021-10-29 04:38:48,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:38:48,035 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:38:48,219 WARN L228 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_88f75913-5b66-441e-9bf9-3ee5d45b3d23/sv-benchmarks/c/array-fpi/ifeqn1.c[589,602] [2021-10-29 04:38:48,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:38:48,265 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:38:48,280 WARN L228 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_88f75913-5b66-441e-9bf9-3ee5d45b3d23/sv-benchmarks/c/array-fpi/ifeqn1.c[589,602] [2021-10-29 04:38:48,290 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:38:48,305 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:38:48,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:38:48 WrapperNode [2021-10-29 04:38:48,306 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:38:48,307 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:38:48,308 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:38:48,308 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:38:48,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:38:48" (1/1) ... [2021-10-29 04:38:48,324 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:38:48" (1/1) ... [2021-10-29 04:38:48,351 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:38:48,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:38:48,352 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:38:48,352 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:38:48,359 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:38:48" (1/1) ... [2021-10-29 04:38:48,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:38:48" (1/1) ... [2021-10-29 04:38:48,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:38:48" (1/1) ... [2021-10-29 04:38:48,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:38:48" (1/1) ... [2021-10-29 04:38:48,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:38:48" (1/1) ... [2021-10-29 04:38:48,377 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:38:48" (1/1) ... [2021-10-29 04:38:48,379 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:38:48" (1/1) ... [2021-10-29 04:38:48,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:38:48,384 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:38:48,384 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:38:48,384 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:38:48,385 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:38:48" (1/1) ... [2021-10-29 04:38:48,392 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:38:48,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:38:48,426 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:38:48,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:38:48,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 04:38:48,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:38:48,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-10-29 04:38:48,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 04:38:48,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:38:48,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:38:48,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-10-29 04:38:49,581 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:38:49,581 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2021-10-29 04:38:49,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:38:49 BoogieIcfgContainer [2021-10-29 04:38:49,587 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:38:49,588 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:38:49,589 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:38:49,600 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:38:49,600 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:38:49" (1/1) ... [2021-10-29 04:38:49,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:38:49,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:38:49,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2021-10-29 04:38:49,656 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2021-10-29 04:38:49,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 04:38:49,658 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:38:49,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:38:49,702 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:444) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-29 04:38:49,710 INFO L168 Benchmark]: Toolchain (without parser) took 1705.55 ms. Allocated memory was 52.4 MB in the beginning and 79.7 MB in the end (delta: 27.3 MB). Free memory was 28.7 MB in the beginning and 51.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:38:49,712 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 52.4 MB. Free memory was 33.3 MB in the beginning and 33.3 MB in the end (delta: 39.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:38:49,714 INFO L168 Benchmark]: CACSL2BoogieTranslator took 303.05 ms. Allocated memory was 52.4 MB in the beginning and 79.7 MB in the end (delta: 27.3 MB). Free memory was 28.6 MB in the beginning and 56.3 MB in the end (delta: -27.7 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:38:49,715 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.81 ms. Allocated memory is still 79.7 MB. Free memory was 56.3 MB in the beginning and 54.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:38:49,716 INFO L168 Benchmark]: Boogie Preprocessor took 30.98 ms. Allocated memory is still 79.7 MB. Free memory was 54.5 MB in the beginning and 53.3 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:38:49,716 INFO L168 Benchmark]: RCFGBuilder took 1203.59 ms. Allocated memory is still 79.7 MB. Free memory was 53.1 MB in the beginning and 56.3 MB in the end (delta: -3.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:38:49,718 INFO L168 Benchmark]: CodeCheck took 118.22 ms. Allocated memory is still 79.7 MB. Free memory was 56.3 MB in the beginning and 51.3 MB in the end (delta: 4.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:38:49,727 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 52.4 MB. Free memory was 33.3 MB in the beginning and 33.3 MB in the end (delta: 39.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 303.05 ms. Allocated memory was 52.4 MB in the beginning and 79.7 MB in the end (delta: 27.3 MB). Free memory was 28.6 MB in the beginning and 56.3 MB in the end (delta: -27.7 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 43.81 ms. Allocated memory is still 79.7 MB. Free memory was 56.3 MB in the beginning and 54.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 30.98 ms. Allocated memory is still 79.7 MB. Free memory was 54.5 MB in the beginning and 53.3 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1203.59 ms. Allocated memory is still 79.7 MB. Free memory was 53.1 MB in the beginning and 56.3 MB in the end (delta: -3.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * CodeCheck took 118.22 ms. Allocated memory is still 79.7 MB. Free memory was 56.3 MB in the beginning and 51.3 MB in the end (delta: 4.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 04:38:49,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88f75913-5b66-441e-9bf9-3ee5d45b3d23/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...