./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array29_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array29_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e --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 c79b0cfbfa84c2390344382edf3f60a855c5e1f87aaed3ee77c2dd6c5f017188 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:38:29,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:38:29,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:38:29,661 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:38:29,662 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:38:29,663 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:38:29,665 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:38:29,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:38:29,670 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:38:29,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:38:29,672 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:38:29,674 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:38:29,674 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:38:29,676 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:38:29,678 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:38:29,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:38:29,680 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:38:29,682 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:38:29,684 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:38:29,687 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:38:29,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:38:29,699 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:38:29,701 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:38:29,702 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:38:29,706 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:38:29,707 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:38:29,707 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:38:29,708 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:38:29,709 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:38:29,710 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:38:29,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:38:29,712 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:38:29,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:38:29,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:38:29,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:38:29,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:38:29,717 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:38:29,717 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:38:29,718 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:38:29,719 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:38:29,720 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:38:29,728 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-13 23:38:29,773 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:38:29,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:38:29,774 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:38:29,775 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:38:29,775 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:38:29,776 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:38:29,776 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:38:29,776 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:38:29,777 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:38:29,777 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:38:29,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:38:29,777 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:38:29,778 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:38:29,778 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:38:29,778 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:38:29,778 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:38:29,778 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:38:29,779 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:38:29,779 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:38:29,779 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:38:29,780 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:38:29,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:38:29,780 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:38:29,780 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:38:29,781 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:38:29,781 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:38:29,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:38:29,781 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:38:29,782 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_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c79b0cfbfa84c2390344382edf3f60a855c5e1f87aaed3ee77c2dd6c5f017188 [2021-11-13 23:38:30,044 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:38:30,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:38:30,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:38:30,090 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:38:30,091 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:38:30,094 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/array-patterns/array29_pattern.c [2021-11-13 23:38:30,188 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/data/aa34f52de/a5e617a152d449c689610eb8984668df/FLAG10727fd81 [2021-11-13 23:38:30,648 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:38:30,649 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/sv-benchmarks/c/array-patterns/array29_pattern.c [2021-11-13 23:38:30,655 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/data/aa34f52de/a5e617a152d449c689610eb8984668df/FLAG10727fd81 [2021-11-13 23:38:31,136 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/data/aa34f52de/a5e617a152d449c689610eb8984668df [2021-11-13 23:38:31,139 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:38:31,141 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:38:31,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:38:31,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:38:31,147 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:38:31,148 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:38:31" (1/1) ... [2021-11-13 23:38:31,149 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@559184a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:31, skipping insertion in model container [2021-11-13 23:38:31,150 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:38:31" (1/1) ... [2021-11-13 23:38:31,157 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:38:31,180 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:38:31,383 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_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/sv-benchmarks/c/array-patterns/array29_pattern.c[1255,1268] [2021-11-13 23:38:31,400 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:38:31,409 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:38:31,425 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_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/sv-benchmarks/c/array-patterns/array29_pattern.c[1255,1268] [2021-11-13 23:38:31,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:38:31,471 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:38:31,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:31 WrapperNode [2021-11-13 23:38:31,473 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:38:31,475 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:38:31,475 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:38:31,479 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:38:31,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:31" (1/1) ... [2021-11-13 23:38:31,496 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:31" (1/1) ... [2021-11-13 23:38:31,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:38:31,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:38:31,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:38:31,527 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:38:31,536 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:31" (1/1) ... [2021-11-13 23:38:31,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:31" (1/1) ... [2021-11-13 23:38:31,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:31" (1/1) ... [2021-11-13 23:38:31,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:31" (1/1) ... [2021-11-13 23:38:31,558 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:31" (1/1) ... [2021-11-13 23:38:31,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:31" (1/1) ... [2021-11-13 23:38:31,569 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:31" (1/1) ... [2021-11-13 23:38:31,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:38:31,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:38:31,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:38:31,578 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:38:31,579 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:31" (1/1) ... [2021-11-13 23:38:31,586 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:38:31,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:38:31,613 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:38:31,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:38:31,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:38:31,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:38:31,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 23:38:31,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:38:31,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:38:31,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 23:38:31,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:38:31,969 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:38:31,970 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-13 23:38:31,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:38:31 BoogieIcfgContainer [2021-11-13 23:38:31,972 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:38:31,973 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:38:31,974 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:38:31,998 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:38:31,998 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:38:31" (1/1) ... [2021-11-13 23:38:32,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:38:32,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:32,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2021-11-13 23:38:32,080 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2021-11-13 23:38:32,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 23:38:32,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:32,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:32,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:32,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:38:32,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:32,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:32,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:32,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2021-11-13 23:38:32,496 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2021-11-13 23:38:32,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:38:32,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:32,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:32,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:32,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 23:38:32,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:32,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:32,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:32,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 13 states and 20 transitions. [2021-11-13 23:38:32,801 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 20 transitions. [2021-11-13 23:38:32,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:38:32,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:32,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:32,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:32,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 23:38:32,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:32,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:33,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:33,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2021-11-13 23:38:33,061 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2021-11-13 23:38:33,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:38:33,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:33,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:33,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:33,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 23:38:33,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:33,124 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:33,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:33,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 15 states and 24 transitions. [2021-11-13 23:38:33,146 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 24 transitions. [2021-11-13 23:38:33,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:38:33,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:33,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:33,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:33,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:38:33,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:33,265 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:38:33,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:33,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 17 states and 28 transitions. [2021-11-13 23:38:33,512 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 28 transitions. [2021-11-13 23:38:33,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:38:33,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:33,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:33,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:33,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 23:38:33,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:33,712 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:38:34,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:34,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2021-11-13 23:38:34,340 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2021-11-13 23:38:34,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:38:34,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:34,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:34,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 23:38:34,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:34,486 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:38:34,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:34,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2021-11-13 23:38:34,954 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2021-11-13 23:38:34,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:38:34,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:34,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:34,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:34,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 23:38:34,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:35,061 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:38:35,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:35,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 27 states and 42 transitions. [2021-11-13 23:38:35,427 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2021-11-13 23:38:35,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:38:35,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:35,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:35,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:35,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-13 23:38:35,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:35,854 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:38:35,872 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 22 treesize of output 18 [2021-11-13 23:38:35,887 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 24 treesize of output 20 [2021-11-13 23:38:36,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:38:36,089 INFO L354 Elim1Store]: treesize reduction 263, result has 13.5 percent of original size [2021-11-13 23:38:36,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 159 treesize of output 178 [2021-11-13 23:38:36,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 20 treesize of output 3 [2021-11-13 23:38:36,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 18 treesize of output 3 [2021-11-13 23:38:36,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:38:36,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 26 [2021-11-13 23:38:36,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:38:36,652 INFO L354 Elim1Store]: treesize reduction 370, result has 14.9 percent of original size [2021-11-13 23:38:36,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 155 treesize of output 205 [2021-11-13 23:38:36,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:38:36,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:38:36,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:38:36,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 22 [2021-11-13 23:38:36,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:38:36,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:38:36,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:38:36,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 30 [2021-11-13 23:38:36,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:38:36,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:38:36,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:38:36,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 26 [2021-11-13 23:38:37,023 INFO L354 Elim1Store]: treesize reduction 268, result has 18.0 percent of original size [2021-11-13 23:38:37,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 79 treesize of output 115 [2021-11-13 23:38:37,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:38:37,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:38:37,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:38:37,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:38:37,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:38:37,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:38:37,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 26 [2021-11-13 23:38:38,332 INFO L354 Elim1Store]: treesize reduction 168, result has 0.6 percent of original size [2021-11-13 23:38:38,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 133 treesize of output 40 [2021-11-13 23:38:38,505 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:44,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:44,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2021-11-13 23:38:44,486 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2021-11-13 23:38:44,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:38:44,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:44,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:44,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:44,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:38:44,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:44,988 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:38:47,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:47,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 51 states and 83 transitions. [2021-11-13 23:38:47,307 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 83 transitions. [2021-11-13 23:38:47,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:38:47,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:47,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:47,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:47,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:38:47,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:47,754 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 3 proven. 22 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-13 23:38:49,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:49,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 56 states and 90 transitions. [2021-11-13 23:38:49,545 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 90 transitions. [2021-11-13 23:38:49,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:38:49,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:49,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:49,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:49,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:38:49,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:49,634 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 32 proven. 15 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-13 23:38:50,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:50,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 59 states and 93 transitions. [2021-11-13 23:38:50,509 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 93 transitions. [2021-11-13 23:38:50,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:38:50,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:50,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:50,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:38:50,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:50,608 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 32 proven. 15 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-13 23:38:50,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:50,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 52 states and 77 transitions. [2021-11-13 23:38:50,877 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 77 transitions. [2021-11-13 23:38:50,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:38:50,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:50,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:50,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:50,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:38:50,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:51,023 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 17 proven. 30 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-13 23:38:53,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:53,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 56 states and 83 transitions. [2021-11-13 23:38:53,460 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 83 transitions. [2021-11-13 23:38:53,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:38:53,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:53,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:53,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:53,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:38:53,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:53,618 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 20 proven. 30 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-13 23:38:55,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:55,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 54 states and 75 transitions. [2021-11-13 23:38:55,514 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2021-11-13 23:38:55,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:38:55,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:55,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:55,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:55,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:38:55,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:55,663 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 6 proven. 46 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-13 23:38:56,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:56,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 59 states and 82 transitions. [2021-11-13 23:38:56,381 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2021-11-13 23:38:56,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:38:56,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:56,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:58,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:58,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 85 conjunts are in the unsatisfiable core [2021-11-13 23:38:58,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:58,853 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 22 treesize of output 18 [2021-11-13 23:38:58,867 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 24 treesize of output 20 [2021-11-13 23:38:58,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:38:58,959 INFO L354 Elim1Store]: treesize reduction 263, result has 13.5 percent of original size [2021-11-13 23:38:58,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 159 treesize of output 178 [2021-11-13 23:38:59,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 18 treesize of output 3 [2021-11-13 23:38:59,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 20 treesize of output 3 [2021-11-13 23:38:59,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:38:59,069 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 29 [2021-11-13 23:38:59,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:38:59,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 26 [2021-11-13 23:38:59,427 INFO L354 Elim1Store]: treesize reduction 306, result has 19.3 percent of original size [2021-11-13 23:38:59,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 92 treesize of output 132 [2021-11-13 23:38:59,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:38:59,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:38:59,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:38:59,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 43 [2021-11-13 23:39:00,294 INFO L354 Elim1Store]: treesize reduction 532, result has 18.3 percent of original size [2021-11-13 23:39:00,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 113 treesize of output 179 [2021-11-13 23:39:00,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:00,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:00,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:00,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:00,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:00,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:00,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 48 [2021-11-13 23:39:00,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,038 INFO L354 Elim1Store]: treesize reduction 1410, result has 17.4 percent of original size [2021-11-13 23:39:01,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 8 new quantified variables, introduced 22 case distinctions, treesize of input 213 treesize of output 443 [2021-11-13 23:39:01,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 80 [2021-11-13 23:39:01,163 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:39:01,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 80 [2021-11-13 23:39:01,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 208 treesize of output 87 [2021-11-13 23:39:01,796 INFO L354 Elim1Store]: treesize reduction 1010, result has 15.5 percent of original size [2021-11-13 23:39:01,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 20 case distinctions, treesize of input 148 treesize of output 253 [2021-11-13 23:39:01,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:01,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 247 treesize of output 105 [2021-11-13 23:39:03,306 INFO L354 Elim1Store]: treesize reduction 792, result has 14.4 percent of original size [2021-11-13 23:39:03,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 27 case distinctions, treesize of input 120 treesize of output 202 [2021-11-13 23:39:03,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:03,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:03,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:03,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:03,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:03,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:03,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:03,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:03,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:03,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:03,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:03,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:03,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:03,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:03,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:03,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:03,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:03,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:03,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:03,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:03,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:03,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 76 [2021-11-13 23:39:04,069 INFO L354 Elim1Store]: treesize reduction 1056, result has 13.4 percent of original size [2021-11-13 23:39:04,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 9 new quantified variables, introduced 35 case distinctions, treesize of input 137 treesize of output 237 [2021-11-13 23:39:04,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:04,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 48 [2021-11-13 23:39:04,994 INFO L354 Elim1Store]: treesize reduction 1185, result has 13.6 percent of original size [2021-11-13 23:39:04,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 10 new quantified variables, introduced 44 case distinctions, treesize of input 143 treesize of output 258 [2021-11-13 23:39:05,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:39:05,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 49 [2021-11-13 23:39:16,612 INFO L354 Elim1Store]: treesize reduction 819, result has 0.1 percent of original size [2021-11-13 23:39:16,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 305 treesize of output 65 [2021-11-13 23:39:16,972 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:09,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:09,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 87 states and 118 transitions. [2021-11-13 23:40:09,378 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 118 transitions. [2021-11-13 23:40:09,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:40:09,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:09,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:09,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:09,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 23:40:09,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:40:13,442 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 51 proven. 26 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-11-13 23:40:27,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:27,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 93 states and 132 transitions. [2021-11-13 23:40:27,945 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 132 transitions. [2021-11-13 23:40:27,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:40:27,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:27,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:27,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:27,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 23:40:27,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:40:28,104 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 35 proven. 46 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-11-13 23:40:42,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:42,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 99 states and 139 transitions. [2021-11-13 23:40:42,277 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 139 transitions. [2021-11-13 23:40:42,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:40:42,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:42,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:42,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:42,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 23:40:42,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:40:46,291 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 6 proven. 85 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-13 23:41:03,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:03,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 105 states and 147 transitions. [2021-11-13 23:41:03,670 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 147 transitions. [2021-11-13 23:41:03,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:41:03,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:03,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:03,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:03,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 23:41:03,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:41:03,801 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 80 proven. 19 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2021-11-13 23:41:09,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:09,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 108 states and 150 transitions. [2021-11-13 23:41:09,153 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 150 transitions. [2021-11-13 23:41:09,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:41:09,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:09,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:09,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:09,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 23:41:09,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:41:09,291 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 80 proven. 19 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2021-11-13 23:41:11,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:11,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 95 states and 126 transitions. [2021-11-13 23:41:11,165 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 126 transitions. [2021-11-13 23:41:11,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:41:11,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:11,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:11,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:11,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 23:41:11,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:41:11,307 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 45 proven. 70 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2021-11-13 23:41:33,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:33,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 100 states and 133 transitions. [2021-11-13 23:41:33,268 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 133 transitions. [2021-11-13 23:41:33,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:41:33,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:33,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:33,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:33,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 23:41:33,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:41:33,439 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 70 proven. 70 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-11-13 23:41:51,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:51,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 97 states and 125 transitions. [2021-11-13 23:41:51,464 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 125 transitions. [2021-11-13 23:41:51,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:41:51,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:51,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:51,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:51,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 23:41:51,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:41:51,610 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 53 proven. 70 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2021-11-13 23:42:07,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:07,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 98 states and 124 transitions. [2021-11-13 23:42:07,412 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 124 transitions. [2021-11-13 23:42:07,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:42:07,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:07,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:07,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:07,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 23:42:07,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:42:07,607 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 10 proven. 145 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2021-11-13 23:42:11,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:11,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 104 states and 132 transitions. [2021-11-13 23:42:11,118 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 132 transitions. [2021-11-13 23:42:11,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:42:11,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:11,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:21,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-13 23:42:21,273 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-13 23:42:21,287 INFO L158 Benchmark]: Toolchain (without parser) took 230137.02ms. Allocated memory was 92.3MB in the beginning and 237.0MB in the end (delta: 144.7MB). Free memory was 58.1MB in the beginning and 156.0MB in the end (delta: -97.8MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2021-11-13 23:42:21,287 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 92.3MB. Free memory was 62.4MB in the beginning and 62.4MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:42:21,288 INFO L158 Benchmark]: CACSL2BoogieTranslator took 329.52ms. Allocated memory is still 92.3MB. Free memory was 57.9MB in the beginning and 68.1MB in the end (delta: -10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 23:42:21,288 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.21ms. Allocated memory is still 92.3MB. Free memory was 68.1MB in the beginning and 66.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:42:21,289 INFO L158 Benchmark]: Boogie Preprocessor took 48.79ms. Allocated memory is still 92.3MB. Free memory was 66.7MB in the beginning and 65.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:42:21,290 INFO L158 Benchmark]: RCFGBuilder took 396.04ms. Allocated memory is still 92.3MB. Free memory was 65.2MB in the beginning and 52.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-13 23:42:21,290 INFO L158 Benchmark]: CodeCheck took 229303.56ms. Allocated memory was 92.3MB in the beginning and 237.0MB in the end (delta: 144.7MB). Free memory was 52.2MB in the beginning and 156.0MB in the end (delta: -103.8MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. [2021-11-13 23:42:21,293 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 92.3MB. Free memory was 62.4MB in the beginning and 62.4MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 329.52ms. Allocated memory is still 92.3MB. Free memory was 57.9MB in the beginning and 68.1MB in the end (delta: -10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.21ms. Allocated memory is still 92.3MB. Free memory was 68.1MB in the beginning and 66.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.79ms. Allocated memory is still 92.3MB. Free memory was 66.7MB in the beginning and 65.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 396.04ms. Allocated memory is still 92.3MB. Free memory was 65.2MB in the beginning and 52.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 229303.56ms. Allocated memory was 92.3MB in the beginning and 237.0MB in the end (delta: 144.7MB). Free memory was 52.2MB in the beginning and 156.0MB in the end (delta: -103.8MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 23:42:21,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array29_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e --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 c79b0cfbfa84c2390344382edf3f60a855c5e1f87aaed3ee77c2dd6c5f017188 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:42:23,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:42:23,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:42:23,781 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:42:23,782 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:42:23,788 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:42:23,790 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:42:23,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:42:23,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:42:23,806 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:42:23,811 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:42:23,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:42:23,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:42:23,817 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:42:23,820 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:42:23,826 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:42:23,828 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:42:23,829 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:42:23,831 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:42:23,838 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:42:23,841 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:42:23,843 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:42:23,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:42:23,848 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:42:23,854 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:42:23,854 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:42:23,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:42:23,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:42:23,858 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:42:23,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:42:23,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:42:23,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:42:23,862 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:42:23,864 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:42:23,865 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:42:23,866 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:42:23,867 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:42:23,867 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:42:23,867 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:42:23,869 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:42:23,870 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:42:23,871 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-13 23:42:23,918 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:42:23,919 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:42:23,920 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:42:23,921 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:42:23,922 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:42:23,922 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:42:23,923 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:42:23,923 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:42:23,923 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:42:23,923 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:42:23,925 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:42:23,925 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:42:23,925 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:42:23,925 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 23:42:23,926 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 23:42:23,926 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 23:42:23,926 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:42:23,926 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:42:23,927 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:42:23,927 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:42:23,927 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:42:23,927 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:42:23,928 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:42:23,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:42:23,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:42:23,928 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:42:23,929 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:42:23,929 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-13 23:42:23,929 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 23:42:23,929 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:42:23,929 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-13 23:42:23,930 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 23:42:23,930 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_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c79b0cfbfa84c2390344382edf3f60a855c5e1f87aaed3ee77c2dd6c5f017188 [2021-11-13 23:42:24,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:42:24,318 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:42:24,324 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:42:24,325 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:42:24,326 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:42:24,328 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/array-patterns/array29_pattern.c [2021-11-13 23:42:24,406 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/data/4ed5bb7fc/a5889df36dde4359a17241323adf7e3e/FLAG131f2a1ad [2021-11-13 23:42:25,025 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:42:25,027 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/sv-benchmarks/c/array-patterns/array29_pattern.c [2021-11-13 23:42:25,038 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/data/4ed5bb7fc/a5889df36dde4359a17241323adf7e3e/FLAG131f2a1ad [2021-11-13 23:42:25,385 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/data/4ed5bb7fc/a5889df36dde4359a17241323adf7e3e [2021-11-13 23:42:25,388 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:42:25,389 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:42:25,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:42:25,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:42:25,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:42:25,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:42:25" (1/1) ... [2021-11-13 23:42:25,397 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c2f7fb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:42:25, skipping insertion in model container [2021-11-13 23:42:25,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:42:25" (1/1) ... [2021-11-13 23:42:25,405 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:42:25,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:42:25,593 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_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/sv-benchmarks/c/array-patterns/array29_pattern.c[1255,1268] [2021-11-13 23:42:25,611 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:42:25,622 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:42:25,635 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_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/sv-benchmarks/c/array-patterns/array29_pattern.c[1255,1268] [2021-11-13 23:42:25,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:42:25,669 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:42:25,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:42:25 WrapperNode [2021-11-13 23:42:25,669 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:42:25,671 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:42:25,671 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:42:25,671 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:42:25,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:42:25" (1/1) ... [2021-11-13 23:42:25,687 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:42:25" (1/1) ... [2021-11-13 23:42:25,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:42:25,736 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:42:25,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:42:25,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:42:25,743 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:42:25" (1/1) ... [2021-11-13 23:42:25,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:42:25" (1/1) ... [2021-11-13 23:42:25,747 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:42:25" (1/1) ... [2021-11-13 23:42:25,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:42:25" (1/1) ... [2021-11-13 23:42:25,755 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:42:25" (1/1) ... [2021-11-13 23:42:25,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:42:25" (1/1) ... [2021-11-13 23:42:25,761 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:42:25" (1/1) ... [2021-11-13 23:42:25,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:42:25,765 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:42:25,765 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:42:25,766 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:42:25,767 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:42:25" (1/1) ... [2021-11-13 23:42:25,774 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:42:25,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:42:25,804 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:42:25,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:42:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 23:42:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:42:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-13 23:42:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:42:25,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:42:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:42:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-13 23:42:26,605 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:42:26,605 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-13 23:42:26,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:42:26 BoogieIcfgContainer [2021-11-13 23:42:26,612 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:42:26,613 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:42:26,613 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:42:26,623 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:42:26,624 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:42:26" (1/1) ... [2021-11-13 23:42:26,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:42:26,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:26,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2021-11-13 23:42:26,734 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2021-11-13 23:42:26,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 23:42:26,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:26,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:26,782 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-13 23:42:26,788 INFO L158 Benchmark]: Toolchain (without parser) took 1396.30ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 45.3MB in the beginning and 66.5MB in the end (delta: -21.2MB). Peak memory consumption was 656.5kB. Max. memory is 16.1GB. [2021-11-13 23:42:26,789 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 65.0MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:42:26,792 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.89ms. Allocated memory is still 65.0MB. Free memory was 45.0MB in the beginning and 49.4MB in the end (delta: -4.3MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2021-11-13 23:42:26,793 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.87ms. Allocated memory is still 65.0MB. Free memory was 49.2MB in the beginning and 47.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:42:26,794 INFO L158 Benchmark]: Boogie Preprocessor took 28.19ms. Allocated memory is still 65.0MB. Free memory was 47.7MB in the beginning and 46.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:42:26,796 INFO L158 Benchmark]: RCFGBuilder took 846.58ms. Allocated memory is still 65.0MB. Free memory was 46.3MB in the beginning and 32.2MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-13 23:42:26,797 INFO L158 Benchmark]: CodeCheck took 171.99ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 32.2MB in the beginning and 66.5MB in the end (delta: -34.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:42:26,809 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 0.34ms. Allocated memory is still 65.0MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 278.89ms. Allocated memory is still 65.0MB. Free memory was 45.0MB in the beginning and 49.4MB in the end (delta: -4.3MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.87ms. Allocated memory is still 65.0MB. Free memory was 49.2MB in the beginning and 47.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.19ms. Allocated memory is still 65.0MB. Free memory was 47.7MB in the beginning and 46.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 846.58ms. Allocated memory is still 65.0MB. Free memory was 46.3MB in the beginning and 32.2MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 171.99ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 32.2MB in the beginning and 66.5MB in the end (delta: -34.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 23:42:26,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efb39db7-ff8e-4d2f-a036-f19d8c8cfba9/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared