./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id2_b2_o3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880688c-0e90-4939-9777-b5b0fee8fa59/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880688c-0e90-4939-9777-b5b0fee8fa59/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880688c-0e90-4939-9777-b5b0fee8fa59/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880688c-0e90-4939-9777-b5b0fee8fa59/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive-simple/id2_b2_o3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880688c-0e90-4939-9777-b5b0fee8fa59/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880688c-0e90-4939-9777-b5b0fee8fa59/bin/uautomizer-WNIpwEf4Nt --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b0b05dcf763e887e9392537d1f8dbe5d5ee01cea ................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:05:54,407 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:05:54,412 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:05:54,476 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:05:54,477 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:05:54,479 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:05:54,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:05:54,488 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:05:54,491 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:05:54,499 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:05:54,501 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:05:54,503 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:05:54,504 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:05:54,509 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:05:54,512 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:05:54,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:05:54,524 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:05:54,526 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:05:54,529 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:05:54,532 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:05:54,534 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:05:54,536 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:05:54,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:05:54,540 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:05:54,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:05:54,545 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:05:54,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:05:54,548 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:05:54,548 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:05:54,550 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:05:54,551 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:05:54,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:05:54,554 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:05:54,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:05:54,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:05:54,557 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:05:54,558 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:05:54,559 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:05:54,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:05:54,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:05:54,561 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:05:54,563 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880688c-0e90-4939-9777-b5b0fee8fa59/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-10-13 00:05:54,601 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:05:54,601 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:05:54,602 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:05:54,603 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:05:54,605 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:05:54,606 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:05:54,606 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:05:54,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:05:54,607 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:05:54,607 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:05:54,608 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:05:54,609 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:05:54,609 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:05:54,610 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:05:54,610 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:05:54,610 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:05:54,610 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-13 00:05:54,611 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:05:54,611 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:05:54,611 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:05:54,612 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:05:54,612 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:05:54,612 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:05:54,613 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:05:54,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:05:54,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:05:54,614 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:05:54,614 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:05:54,614 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:05:54,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:05:54,615 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:05:54,615 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:05:54,615 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_4880688c-0e90-4939-9777-b5b0fee8fa59/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880688c-0e90-4939-9777-b5b0fee8fa59/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0b05dcf763e887e9392537d1f8dbe5d5ee01cea [2021-10-13 00:05:54,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:05:54,979 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:05:54,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:05:54,984 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:05:54,985 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:05:54,987 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880688c-0e90-4939-9777-b5b0fee8fa59/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/recursive-simple/id2_b2_o3.c [2021-10-13 00:05:55,097 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880688c-0e90-4939-9777-b5b0fee8fa59/bin/uautomizer-WNIpwEf4Nt/data/93dde7174/a55fb33f21e44fa9bbec2fa4441511fa/FLAGd985f1487 [2021-10-13 00:05:55,743 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:05:55,744 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880688c-0e90-4939-9777-b5b0fee8fa59/sv-benchmarks/c/recursive-simple/id2_b2_o3.c [2021-10-13 00:05:55,757 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880688c-0e90-4939-9777-b5b0fee8fa59/bin/uautomizer-WNIpwEf4Nt/data/93dde7174/a55fb33f21e44fa9bbec2fa4441511fa/FLAGd985f1487 [2021-10-13 00:05:56,102 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880688c-0e90-4939-9777-b5b0fee8fa59/bin/uautomizer-WNIpwEf4Nt/data/93dde7174/a55fb33f21e44fa9bbec2fa4441511fa [2021-10-13 00:05:56,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:05:56,110 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:05:56,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:05:56,115 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:05:56,121 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:05:56,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:05:56" (1/1) ... [2021-10-13 00:05:56,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70df08f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:56, skipping insertion in model container [2021-10-13 00:05:56,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:05:56" (1/1) ... [2021-10-13 00:05:56,134 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:05:56,152 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:05:56,428 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_4880688c-0e90-4939-9777-b5b0fee8fa59/sv-benchmarks/c/recursive-simple/id2_b2_o3.c[771,784] [2021-10-13 00:05:56,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:05:56,441 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:05:56,466 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_4880688c-0e90-4939-9777-b5b0fee8fa59/sv-benchmarks/c/recursive-simple/id2_b2_o3.c[771,784] [2021-10-13 00:05:56,467 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:05:56,484 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:05:56,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:56 WrapperNode [2021-10-13 00:05:56,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:05:56,487 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:05:56,487 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:05:56,487 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:05:56,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:56" (1/1) ... [2021-10-13 00:05:56,505 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:56" (1/1) ... [2021-10-13 00:05:56,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:05:56,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:05:56,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:05:56,527 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:05:56,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:56" (1/1) ... [2021-10-13 00:05:56,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:56" (1/1) ... [2021-10-13 00:05:56,540 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:56" (1/1) ... [2021-10-13 00:05:56,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:56" (1/1) ... [2021-10-13 00:05:56,545 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:56" (1/1) ... [2021-10-13 00:05:56,547 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:56" (1/1) ... [2021-10-13 00:05:56,548 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:56" (1/1) ... [2021-10-13 00:05:56,551 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:05:56,552 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:05:56,552 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:05:56,552 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:05:56,554 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:56" (1/1) ... [2021-10-13 00:05:56,563 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:05:56,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880688c-0e90-4939-9777-b5b0fee8fa59/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:05:56,592 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880688c-0e90-4939-9777-b5b0fee8fa59/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:05:56,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880688c-0e90-4939-9777-b5b0fee8fa59/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:05:56,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:05:56,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:05:56,655 INFO L130 BoogieDeclarations]: Found specification of procedure id2 [2021-10-13 00:05:56,655 INFO L138 BoogieDeclarations]: Found implementation of procedure id2 [2021-10-13 00:05:56,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:05:56,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:05:56,656 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-10-13 00:05:56,656 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-10-13 00:05:56,997 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:05:57,009 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-13 00:05:57,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:05:57 BoogieIcfgContainer [2021-10-13 00:05:57,012 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:05:57,014 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:05:57,015 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:05:57,020 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:05:57,033 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:05:56" (1/3) ... [2021-10-13 00:05:57,035 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f8bbb2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:05:57, skipping insertion in model container [2021-10-13 00:05:57,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:56" (2/3) ... [2021-10-13 00:05:57,036 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f8bbb2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:05:57, skipping insertion in model container [2021-10-13 00:05:57,036 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:05:57" (3/3) ... [2021-10-13 00:05:57,038 INFO L111 eAbstractionObserver]: Analyzing ICFG id2_b2_o3.c [2021-10-13 00:05:57,045 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:05:57,045 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-13 00:05:57,047 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f8bbb2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:05:57, skipping insertion in model container [2021-10-13 00:05:57,054 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:05:57,055 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:05:57,055 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:05:57,056 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:05:57,056 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:05:57" (3/3) ... [2021-10-13 00:05:57,060 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 00:05:57,081 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id2 [2021-10-13 00:05:57,082 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2021-10-13 00:05:57,087 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-13 00:05:57,101 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-13 00:05:57,102 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:05:57,102 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:05:57,203 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880688c-0e90-4939-9777-b5b0fee8fa59/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 00:05:57,203 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:05:57,206 INFO L168 Benchmark]: Toolchain (without parser) took 1094.80 ms. Allocated memory is still 98.6 MB. Free memory was 66.6 MB in the beginning and 58.4 MB in the end (delta: 8.3 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:05:57,207 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 98.6 MB. Free memory was 54.5 MB in the beginning and 54.5 MB in the end (delta: 54.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:05:57,208 INFO L168 Benchmark]: CACSL2BoogieTranslator took 371.04 ms. Allocated memory is still 98.6 MB. Free memory was 66.4 MB in the beginning and 74.0 MB in the end (delta: -7.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:05:57,209 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.35 ms. Allocated memory is still 98.6 MB. Free memory was 74.0 MB in the beginning and 72.7 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:05:57,210 INFO L168 Benchmark]: Boogie Preprocessor took 24.16 ms. Allocated memory is still 98.6 MB. Free memory was 72.7 MB in the beginning and 71.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:05:57,211 INFO L168 Benchmark]: RCFGBuilder took 460.64 ms. Allocated memory is still 98.6 MB. Free memory was 71.7 MB in the beginning and 62.3 MB in the end (delta: 9.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:05:57,212 INFO L168 Benchmark]: TraceAbstraction took 39.67 ms. Allocated memory is still 98.6 MB. Free memory was 61.9 MB in the beginning and 60.9 MB in the end (delta: 981.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:05:57,213 INFO L168 Benchmark]: Witness Printer took 148.48 ms. Allocated memory is still 98.6 MB. Free memory was 60.9 MB in the beginning and 58.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:05:57,218 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 98.6 MB. Free memory was 54.5 MB in the beginning and 54.5 MB in the end (delta: 54.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 371.04 ms. Allocated memory is still 98.6 MB. Free memory was 66.4 MB in the beginning and 74.0 MB in the end (delta: -7.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 39.35 ms. Allocated memory is still 98.6 MB. Free memory was 74.0 MB in the beginning and 72.7 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 24.16 ms. Allocated memory is still 98.6 MB. Free memory was 72.7 MB in the beginning and 71.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 460.64 ms. Allocated memory is still 98.6 MB. Free memory was 71.7 MB in the beginning and 62.3 MB in the end (delta: 9.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 39.67 ms. Allocated memory is still 98.6 MB. Free memory was 61.9 MB in the beginning and 60.9 MB in the end (delta: 981.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 148.48 ms. Allocated memory is still 98.6 MB. Free memory was 60.9 MB in the beginning and 58.4 MB in the end (delta: 2.5 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. RESULT: Ultimate proved your program to be correct! [2021-10-13 00:05:57,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4880688c-0e90-4939-9777-b5b0fee8fa59/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...