./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/psyco/psyco_abp_1-3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fa1b49d-676a-4501-a806-24df21bf82ce/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fa1b49d-676a-4501-a806-24df21bf82ce/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fa1b49d-676a-4501-a806-24df21bf82ce/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fa1b49d-676a-4501-a806-24df21bf82ce/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/psyco/psyco_abp_1-3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fa1b49d-676a-4501-a806-24df21bf82ce/bin/utaipan-WLngWcDbfI/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fa1b49d-676a-4501-a806-24df21bf82ce/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0db572bf30caf92f48b0dba5a9cc25cec23b8ac8 ................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:22:12,380 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:22:12,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:22:12,432 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:22:12,433 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:22:12,438 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:22:12,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:22:12,441 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:22:12,444 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:22:12,445 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:22:12,446 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:22:12,447 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:22:12,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:22:12,449 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:22:12,450 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:22:12,452 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:22:12,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:22:12,458 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:22:12,460 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:22:12,466 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:22:12,468 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:22:12,471 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:22:12,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:22:12,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:22:12,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:22:12,486 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:22:12,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:22:12,488 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:22:12,489 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:22:12,491 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:22:12,491 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:22:12,492 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:22:12,494 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:22:12,495 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:22:12,496 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:22:12,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:22:12,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:22:12,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:22:12,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:22:12,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:22:12,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:22:12,502 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fa1b49d-676a-4501-a806-24df21bf82ce/bin/utaipan-WLngWcDbfI/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-10-11 02:22:12,542 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:22:12,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:22:12,544 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:22:12,544 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:22:12,544 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:22:12,544 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:22:12,545 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:22:12,545 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:22:12,545 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:22:12,545 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:22:12,552 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:22:12,553 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:22:12,553 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:22:12,553 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:22:12,553 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:22:12,554 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:22:12,555 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:22:12,555 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:22:12,555 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:22:12,555 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:22:12,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:22:12,556 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:22:12,556 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:22:12,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:22:12,556 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-11 02:22:12,557 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:22:12,557 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:22:12,557 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:22:12,557 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:22:12,559 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:22:12,559 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:22:12,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:22:12,560 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:22:12,560 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:22:12,561 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:22:12,561 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:22:12,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:22:12,561 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:22:12,561 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:22:12,562 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:22:12,562 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_2fa1b49d-676a-4501-a806-24df21bf82ce/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fa1b49d-676a-4501-a806-24df21bf82ce/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0db572bf30caf92f48b0dba5a9cc25cec23b8ac8 [2021-10-11 02:22:12,849 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:22:12,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:22:12,888 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:22:12,889 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:22:12,890 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:22:12,891 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fa1b49d-676a-4501-a806-24df21bf82ce/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/psyco/psyco_abp_1-3.c [2021-10-11 02:22:12,954 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fa1b49d-676a-4501-a806-24df21bf82ce/bin/utaipan-WLngWcDbfI/data/745db0782/31576cebe144487888f551ae163e5484/FLAGfcf2c9f2f [2021-10-11 02:22:13,578 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:22:13,578 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fa1b49d-676a-4501-a806-24df21bf82ce/sv-benchmarks/c/psyco/psyco_abp_1-3.c [2021-10-11 02:22:13,600 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fa1b49d-676a-4501-a806-24df21bf82ce/bin/utaipan-WLngWcDbfI/data/745db0782/31576cebe144487888f551ae163e5484/FLAGfcf2c9f2f [2021-10-11 02:22:13,860 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fa1b49d-676a-4501-a806-24df21bf82ce/bin/utaipan-WLngWcDbfI/data/745db0782/31576cebe144487888f551ae163e5484 [2021-10-11 02:22:13,862 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:22:13,863 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:22:13,865 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:22:13,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:22:13,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:22:13,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:22:13" (1/1) ... [2021-10-11 02:22:13,871 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@705f4be9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:13, skipping insertion in model container [2021-10-11 02:22:13,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:22:13" (1/1) ... [2021-10-11 02:22:13,878 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:22:13,959 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:22:14,220 WARN L226 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_2fa1b49d-676a-4501-a806-24df21bf82ce/sv-benchmarks/c/psyco/psyco_abp_1-3.c[24720,24733] [2021-10-11 02:22:14,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:22:14,234 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:22:14,329 WARN L226 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_2fa1b49d-676a-4501-a806-24df21bf82ce/sv-benchmarks/c/psyco/psyco_abp_1-3.c[24720,24733] [2021-10-11 02:22:14,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:22:14,349 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:22:14,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:14 WrapperNode [2021-10-11 02:22:14,351 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:22:14,353 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:22:14,353 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:22:14,353 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:22:14,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:14" (1/1) ... [2021-10-11 02:22:14,388 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:14" (1/1) ... [2021-10-11 02:22:14,453 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:22:14,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:22:14,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:22:14,455 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:22:14,464 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:14" (1/1) ... [2021-10-11 02:22:14,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:14" (1/1) ... [2021-10-11 02:22:14,480 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:14" (1/1) ... [2021-10-11 02:22:14,484 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:14" (1/1) ... [2021-10-11 02:22:14,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:14" (1/1) ... [2021-10-11 02:22:14,514 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:14" (1/1) ... [2021-10-11 02:22:14,529 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:14" (1/1) ... [2021-10-11 02:22:14,542 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:22:14,543 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:22:14,545 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:22:14,545 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:22:14,546 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:14" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fa1b49d-676a-4501-a806-24df21bf82ce/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:22:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:22:14,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:22:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 02:22:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:22:15,600 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:22:15,601 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-10-11 02:22:15,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:22:15 BoogieIcfgContainer [2021-10-11 02:22:15,604 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:22:15,605 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:22:15,606 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:22:15,609 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:22:15,609 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:22:13" (1/3) ... [2021-10-11 02:22:15,610 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e17ccc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:22:15, skipping insertion in model container [2021-10-11 02:22:15,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:14" (2/3) ... [2021-10-11 02:22:15,611 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e17ccc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:22:15, skipping insertion in model container [2021-10-11 02:22:15,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:22:15" (3/3) ... [2021-10-11 02:22:15,613 INFO L111 eAbstractionObserver]: Analyzing ICFG psyco_abp_1-3.c [2021-10-11 02:22:15,627 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:22:15,630 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2021-10-11 02:22:15,655 INFO L253 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2021-10-11 02:22:15,678 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:22:15,678 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:22:15,678 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:22:15,679 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:22:15,679 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:22:15,679 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:22:15,679 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:22:15,679 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:22:15,695 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states. [2021-10-11 02:22:15,701 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:22:15,705 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 106 states. [2021-10-11 02:22:15,763 INFO L262 CegarLoopResult]: For program point L432(lines 432 434) no Hoare annotation was computed. [2021-10-11 02:22:15,764 INFO L262 CegarLoopResult]: For program point L300(lines 300 302) no Hoare annotation was computed. [2021-10-11 02:22:15,764 INFO L262 CegarLoopResult]: For program point L168(lines 168 170) no Hoare annotation was computed. [2021-10-11 02:22:15,764 INFO L262 CegarLoopResult]: For program point L532(lines 532 534) no Hoare annotation was computed. [2021-10-11 02:22:15,764 INFO L262 CegarLoopResult]: For program point L400(lines 400 402) no Hoare annotation was computed. [2021-10-11 02:22:15,764 INFO L262 CegarLoopResult]: For program point L268(lines 268 270) no Hoare annotation was computed. [2021-10-11 02:22:15,765 INFO L262 CegarLoopResult]: For program point L500(lines 500 502) no Hoare annotation was computed. [2021-10-11 02:22:15,765 INFO L262 CegarLoopResult]: For program point L368(lines 368 370) no Hoare annotation was computed. [2021-10-11 02:22:15,765 INFO L262 CegarLoopResult]: For program point L468(lines 468 470) no Hoare annotation was computed. [2021-10-11 02:22:15,765 INFO L262 CegarLoopResult]: For program point L41(lines 41 60) no Hoare annotation was computed. [2021-10-11 02:22:15,765 INFO L262 CegarLoopResult]: For program point L42(lines 42 57) no Hoare annotation was computed. [2021-10-11 02:22:15,766 INFO L262 CegarLoopResult]: For program point L142(lines 142 157) no Hoare annotation was computed. [2021-10-11 02:22:15,766 INFO L262 CegarLoopResult]: For program point L242(lines 242 257) no Hoare annotation was computed. [2021-10-11 02:22:15,766 INFO L262 CegarLoopResult]: For program point L110(lines 110 125) no Hoare annotation was computed. [2021-10-11 02:22:15,766 INFO L262 CegarLoopResult]: For program point L44(lines 44 55) no Hoare annotation was computed. [2021-10-11 02:22:15,767 INFO L262 CegarLoopResult]: For program point L342(lines 342 357) no Hoare annotation was computed. [2021-10-11 02:22:15,767 INFO L262 CegarLoopResult]: For program point L210(lines 210 225) no Hoare annotation was computed. [2021-10-11 02:22:15,767 INFO L262 CegarLoopResult]: For program point L144(lines 144 155) no Hoare annotation was computed. [2021-10-11 02:22:15,767 INFO L262 CegarLoopResult]: For program point L78(lines 78 93) no Hoare annotation was computed. [2021-10-11 02:22:15,767 INFO L262 CegarLoopResult]: For program point L442(lines 442 457) no Hoare annotation was computed. [2021-10-11 02:22:15,768 INFO L262 CegarLoopResult]: For program point L310(lines 310 325) no Hoare annotation was computed. [2021-10-11 02:22:15,768 INFO L262 CegarLoopResult]: For program point L244(lines 244 255) no Hoare annotation was computed. [2021-10-11 02:22:15,769 INFO L262 CegarLoopResult]: For program point L178(lines 178 193) no Hoare annotation was computed. [2021-10-11 02:22:15,769 INFO L262 CegarLoopResult]: For program point L112(lines 112 123) no Hoare annotation was computed. [2021-10-11 02:22:15,769 INFO L262 CegarLoopResult]: For program point L542(lines 542 557) no Hoare annotation was computed. [2021-10-11 02:22:15,769 INFO L262 CegarLoopResult]: For program point L410(lines 410 425) no Hoare annotation was computed. [2021-10-11 02:22:15,770 INFO L262 CegarLoopResult]: For program point L344(lines 344 355) no Hoare annotation was computed. [2021-10-11 02:22:15,772 INFO L262 CegarLoopResult]: For program point L278(lines 278 293) no Hoare annotation was computed. [2021-10-11 02:22:15,772 INFO L262 CegarLoopResult]: For program point L212(lines 212 223) no Hoare annotation was computed. [2021-10-11 02:22:15,773 INFO L262 CegarLoopResult]: For program point L80(lines 80 91) no Hoare annotation was computed. [2021-10-11 02:22:15,775 INFO L262 CegarLoopResult]: For program point L510(lines 510 525) no Hoare annotation was computed. [2021-10-11 02:22:15,775 INFO L262 CegarLoopResult]: For program point L444(lines 444 455) no Hoare annotation was computed. [2021-10-11 02:22:15,775 INFO L262 CegarLoopResult]: For program point L378(lines 378 393) no Hoare annotation was computed. [2021-10-11 02:22:15,775 INFO L262 CegarLoopResult]: For program point L312(lines 312 323) no Hoare annotation was computed. [2021-10-11 02:22:15,776 INFO L262 CegarLoopResult]: For program point L180(lines 180 191) no Hoare annotation was computed. [2021-10-11 02:22:15,776 INFO L262 CegarLoopResult]: For program point L48(lines 48 50) no Hoare annotation was computed. [2021-10-11 02:22:15,777 INFO L262 CegarLoopResult]: For program point L544(lines 544 555) no Hoare annotation was computed. [2021-10-11 02:22:15,777 INFO L262 CegarLoopResult]: For program point L478(lines 478 493) no Hoare annotation was computed. [2021-10-11 02:22:15,778 INFO L262 CegarLoopResult]: For program point L412(lines 412 423) no Hoare annotation was computed. [2021-10-11 02:22:15,778 INFO L262 CegarLoopResult]: For program point L280(lines 280 291) no Hoare annotation was computed. [2021-10-11 02:22:15,778 INFO L262 CegarLoopResult]: For program point L148(lines 148 150) no Hoare annotation was computed. [2021-10-11 02:22:15,778 INFO L265 CegarLoopResult]: At program point L16(lines 16 568) the Hoare annotation is: true [2021-10-11 02:22:15,779 INFO L262 CegarLoopResult]: For program point L512(lines 512 523) no Hoare annotation was computed. [2021-10-11 02:22:15,779 INFO L262 CegarLoopResult]: For program point L380(lines 380 391) no Hoare annotation was computed. [2021-10-11 02:22:15,779 INFO L262 CegarLoopResult]: For program point L248(lines 248 250) no Hoare annotation was computed. [2021-10-11 02:22:15,779 INFO L262 CegarLoopResult]: For program point L116(lines 116 118) no Hoare annotation was computed. [2021-10-11 02:22:15,779 INFO L262 CegarLoopResult]: For program point L480(lines 480 491) no Hoare annotation was computed. [2021-10-11 02:22:15,784 INFO L262 CegarLoopResult]: For program point L348(lines 348 350) no Hoare annotation was computed. [2021-10-11 02:22:15,784 INFO L262 CegarLoopResult]: For program point L216(lines 216 218) no Hoare annotation was computed. [2021-10-11 02:22:15,785 INFO L262 CegarLoopResult]: For program point L84(lines 84 86) no Hoare annotation was computed. [2021-10-11 02:22:15,785 INFO L262 CegarLoopResult]: For program point L448(lines 448 450) no Hoare annotation was computed. [2021-10-11 02:22:15,785 INFO L262 CegarLoopResult]: For program point L316(lines 316 318) no Hoare annotation was computed. [2021-10-11 02:22:15,785 INFO L262 CegarLoopResult]: For program point L184(lines 184 186) no Hoare annotation was computed. [2021-10-11 02:22:15,785 INFO L262 CegarLoopResult]: For program point L548(lines 548 550) no Hoare annotation was computed. [2021-10-11 02:22:15,786 INFO L262 CegarLoopResult]: For program point L416(lines 416 418) no Hoare annotation was computed. [2021-10-11 02:22:15,786 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:22:15,786 INFO L262 CegarLoopResult]: For program point L284(lines 284 286) no Hoare annotation was computed. [2021-10-11 02:22:15,786 INFO L265 CegarLoopResult]: At program point L549(lines 16 568) the Hoare annotation is: true [2021-10-11 02:22:15,786 INFO L262 CegarLoopResult]: For program point L516(lines 516 518) no Hoare annotation was computed. [2021-10-11 02:22:15,787 INFO L262 CegarLoopResult]: For program point L384(lines 384 386) no Hoare annotation was computed. [2021-10-11 02:22:15,787 INFO L262 CegarLoopResult]: For program point L484(lines 484 486) no Hoare annotation was computed. [2021-10-11 02:22:15,787 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:22:15,787 INFO L265 CegarLoopResult]: At program point L26-2(lines 26 563) the Hoare annotation is: true [2021-10-11 02:22:15,788 INFO L262 CegarLoopResult]: For program point L26-3(lines 26 563) no Hoare annotation was computed. [2021-10-11 02:22:15,789 INFO L262 CegarLoopResult]: For program point L126(lines 126 141) no Hoare annotation was computed. [2021-10-11 02:22:15,789 INFO L262 CegarLoopResult]: For program point L226(lines 226 241) no Hoare annotation was computed. [2021-10-11 02:22:15,789 INFO L262 CegarLoopResult]: For program point L94(lines 94 109) no Hoare annotation was computed. [2021-10-11 02:22:15,789 INFO L262 CegarLoopResult]: For program point L61(lines 61 160) no Hoare annotation was computed. [2021-10-11 02:22:15,789 INFO L262 CegarLoopResult]: For program point L326(lines 326 341) no Hoare annotation was computed. [2021-10-11 02:22:15,789 INFO L262 CegarLoopResult]: For program point L194(lines 194 209) no Hoare annotation was computed. [2021-10-11 02:22:15,789 INFO L262 CegarLoopResult]: For program point L161(lines 161 260) no Hoare annotation was computed. [2021-10-11 02:22:15,790 INFO L262 CegarLoopResult]: For program point L128(lines 128 139) no Hoare annotation was computed. [2021-10-11 02:22:15,790 INFO L262 CegarLoopResult]: For program point L62(lines 62 77) no Hoare annotation was computed. [2021-10-11 02:22:15,790 INFO L262 CegarLoopResult]: For program point L426(lines 426 441) no Hoare annotation was computed. [2021-10-11 02:22:15,790 INFO L262 CegarLoopResult]: For program point L294(lines 294 309) no Hoare annotation was computed. [2021-10-11 02:22:15,791 INFO L262 CegarLoopResult]: For program point L261(lines 261 360) no Hoare annotation was computed. [2021-10-11 02:22:15,791 INFO L262 CegarLoopResult]: For program point L228(lines 228 239) no Hoare annotation was computed. [2021-10-11 02:22:15,791 INFO L262 CegarLoopResult]: For program point L162(lines 162 177) no Hoare annotation was computed. [2021-10-11 02:22:15,792 INFO L262 CegarLoopResult]: For program point L96(lines 96 107) no Hoare annotation was computed. [2021-10-11 02:22:15,792 INFO L265 CegarLoopResult]: At program point L559(lines 26 563) the Hoare annotation is: true [2021-10-11 02:22:15,793 INFO L262 CegarLoopResult]: For program point L526(lines 526 541) no Hoare annotation was computed. [2021-10-11 02:22:15,798 INFO L262 CegarLoopResult]: For program point L394(lines 394 409) no Hoare annotation was computed. [2021-10-11 02:22:15,799 INFO L262 CegarLoopResult]: For program point L361(lines 361 460) no Hoare annotation was computed. [2021-10-11 02:22:15,799 INFO L262 CegarLoopResult]: For program point L328(lines 328 339) no Hoare annotation was computed. [2021-10-11 02:22:15,799 INFO L262 CegarLoopResult]: For program point L262(lines 262 277) no Hoare annotation was computed. [2021-10-11 02:22:15,799 INFO L262 CegarLoopResult]: For program point L196(lines 196 207) no Hoare annotation was computed. [2021-10-11 02:22:15,799 INFO L262 CegarLoopResult]: For program point L64(lines 64 75) no Hoare annotation was computed. [2021-10-11 02:22:15,799 INFO L262 CegarLoopResult]: For program point L494(lines 494 509) no Hoare annotation was computed. [2021-10-11 02:22:15,799 INFO L262 CegarLoopResult]: For program point L461(lines 461 560) no Hoare annotation was computed. [2021-10-11 02:22:15,799 INFO L262 CegarLoopResult]: For program point L428(lines 428 439) no Hoare annotation was computed. [2021-10-11 02:22:15,799 INFO L262 CegarLoopResult]: For program point L362(lines 362 377) no Hoare annotation was computed. [2021-10-11 02:22:15,800 INFO L262 CegarLoopResult]: For program point L296(lines 296 307) no Hoare annotation was computed. [2021-10-11 02:22:15,800 INFO L262 CegarLoopResult]: For program point L164(lines 164 175) no Hoare annotation was computed. [2021-10-11 02:22:15,800 INFO L262 CegarLoopResult]: For program point L528(lines 528 539) no Hoare annotation was computed. [2021-10-11 02:22:15,800 INFO L262 CegarLoopResult]: For program point L462(lines 462 477) no Hoare annotation was computed. [2021-10-11 02:22:15,800 INFO L262 CegarLoopResult]: For program point L396(lines 396 407) no Hoare annotation was computed. [2021-10-11 02:22:15,800 INFO L262 CegarLoopResult]: For program point L264(lines 264 275) no Hoare annotation was computed. [2021-10-11 02:22:15,800 INFO L262 CegarLoopResult]: For program point L132(lines 132 134) no Hoare annotation was computed. [2021-10-11 02:22:15,800 INFO L262 CegarLoopResult]: For program point L496(lines 496 507) no Hoare annotation was computed. [2021-10-11 02:22:15,801 INFO L262 CegarLoopResult]: For program point L364(lines 364 375) no Hoare annotation was computed. [2021-10-11 02:22:15,801 INFO L262 CegarLoopResult]: For program point L232(lines 232 234) no Hoare annotation was computed. [2021-10-11 02:22:15,801 INFO L262 CegarLoopResult]: For program point L100(lines 100 102) no Hoare annotation was computed. [2021-10-11 02:22:15,801 INFO L262 CegarLoopResult]: For program point L464(lines 464 475) no Hoare annotation was computed. [2021-10-11 02:22:15,801 INFO L262 CegarLoopResult]: For program point L332(lines 332 334) no Hoare annotation was computed. [2021-10-11 02:22:15,801 INFO L262 CegarLoopResult]: For program point L200(lines 200 202) no Hoare annotation was computed. [2021-10-11 02:22:15,801 INFO L262 CegarLoopResult]: For program point L68(lines 68 70) no Hoare annotation was computed. [2021-10-11 02:22:15,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:22:15 BoogieIcfgContainer [2021-10-11 02:22:15,810 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:22:15,811 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:22:15,811 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:22:15,811 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:22:15,812 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:22:15" (3/4) ... [2021-10-11 02:22:15,815 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:22:15,830 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-10-11 02:22:15,830 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-11 02:22:15,830 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:22:15,830 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:22:15,865 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fa1b49d-676a-4501-a806-24df21bf82ce/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:22:15,865 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:22:15,867 INFO L168 Benchmark]: Toolchain (without parser) took 2003.02 ms. Allocated memory is still 100.7 MB. Free memory was 57.2 MB in the beginning and 61.5 MB in the end (delta: -4.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:22:15,868 INFO L168 Benchmark]: CDTParser took 0.84 ms. Allocated memory is still 100.7 MB. Free memory is still 74.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:22:15,868 INFO L168 Benchmark]: CACSL2BoogieTranslator took 487.12 ms. Allocated memory is still 100.7 MB. Free memory was 57.0 MB in the beginning and 61.1 MB in the end (delta: -4.1 MB). Peak memory consumption was 2.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:15,869 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.61 ms. Allocated memory is still 100.7 MB. Free memory was 61.1 MB in the beginning and 56.3 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:15,870 INFO L168 Benchmark]: Boogie Preprocessor took 87.62 ms. Allocated memory is still 100.7 MB. Free memory was 56.3 MB in the beginning and 53.0 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:15,871 INFO L168 Benchmark]: RCFGBuilder took 1061.03 ms. Allocated memory is still 100.7 MB. Free memory was 53.0 MB in the beginning and 36.3 MB in the end (delta: 16.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:15,871 INFO L168 Benchmark]: TraceAbstraction took 204.84 ms. Allocated memory is still 100.7 MB. Free memory was 35.8 MB in the beginning and 64.2 MB in the end (delta: -28.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:22:15,872 INFO L168 Benchmark]: Witness Printer took 54.22 ms. Allocated memory is still 100.7 MB. Free memory was 63.6 MB in the beginning and 61.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:15,877 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84 ms. Allocated memory is still 100.7 MB. Free memory is still 74.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 487.12 ms. Allocated memory is still 100.7 MB. Free memory was 57.0 MB in the beginning and 61.1 MB in the end (delta: -4.1 MB). Peak memory consumption was 2.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 100.61 ms. Allocated memory is still 100.7 MB. Free memory was 61.1 MB in the beginning and 56.3 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 87.62 ms. Allocated memory is still 100.7 MB. Free memory was 56.3 MB in the beginning and 53.0 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1061.03 ms. Allocated memory is still 100.7 MB. Free memory was 53.0 MB in the beginning and 36.3 MB in the end (delta: 16.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 204.84 ms. Allocated memory is still 100.7 MB. Free memory was 35.8 MB in the beginning and 64.2 MB in the end (delta: -28.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 54.22 ms. Allocated memory is still 100.7 MB. Free memory was 63.6 MB in the beginning and 61.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 106 locations, 0 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=106occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 4 NumberOfFragments, 4 HoareAnnotationTreeSize, 4 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...