./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 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb2b7db-b951-4c6c-a6d1-fd31250dfd1b/bin/uautomizer-AkOaLMaTGY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb2b7db-b951-4c6c-a6d1-fd31250dfd1b/bin/uautomizer-AkOaLMaTGY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb2b7db-b951-4c6c-a6d1-fd31250dfd1b/bin/uautomizer-AkOaLMaTGY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb2b7db-b951-4c6c-a6d1-fd31250dfd1b/bin/uautomizer-AkOaLMaTGY/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive-simple/id2_b2_o3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb2b7db-b951-4c6c-a6d1-fd31250dfd1b/bin/uautomizer-AkOaLMaTGY/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb2b7db-b951-4c6c-a6d1-fd31250dfd1b/bin/uautomizer-AkOaLMaTGY --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 27149dc6702b40ed508ca85da6c2aa8aa33688ab27cc92cc19b394120cb70fd9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 07:40:50,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 07:40:50,084 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 07:40:50,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 07:40:50,125 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 07:40:50,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 07:40:50,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 07:40:50,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 07:40:50,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 07:40:50,136 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 07:40:50,137 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 07:40:50,139 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 07:40:50,140 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 07:40:50,142 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 07:40:50,144 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 07:40:50,146 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 07:40:50,147 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 07:40:50,149 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 07:40:50,152 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 07:40:50,155 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 07:40:50,158 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 07:40:50,160 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 07:40:50,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 07:40:50,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 07:40:50,168 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 07:40:50,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 07:40:50,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 07:40:50,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 07:40:50,171 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 07:40:50,180 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 07:40:50,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 07:40:50,182 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 07:40:50,183 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 07:40:50,184 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 07:40:50,186 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 07:40:50,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 07:40:50,187 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 07:40:50,188 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 07:40:50,188 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 07:40:50,193 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 07:40:50,194 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 07:40:50,196 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb2b7db-b951-4c6c-a6d1-fd31250dfd1b/bin/uautomizer-AkOaLMaTGY/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-11-07 07:40:50,255 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 07:40:50,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 07:40:50,255 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 07:40:50,267 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 07:40:50,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 07:40:50,269 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 07:40:50,269 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 07:40:50,269 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 07:40:50,269 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 07:40:50,270 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 07:40:50,270 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 07:40:50,270 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 07:40:50,271 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 07:40:50,271 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 07:40:50,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 07:40:50,271 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 07:40:50,272 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-07 07:40:50,272 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 07:40:50,272 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 07:40:50,272 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 07:40:50,273 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 07:40:50,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 07:40:50,273 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 07:40:50,274 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 07:40:50,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 07:40:50,274 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 07:40:50,274 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 07:40:50,275 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 07:40:50,275 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 07:40:50,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 07:40:50,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 07:40:50,278 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 07:40:50,278 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_8fb2b7db-b951-4c6c-a6d1-fd31250dfd1b/bin/uautomizer-AkOaLMaTGY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb2b7db-b951-4c6c-a6d1-fd31250dfd1b/bin/uautomizer-AkOaLMaTGY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27149dc6702b40ed508ca85da6c2aa8aa33688ab27cc92cc19b394120cb70fd9 [2021-11-07 07:40:50,563 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 07:40:50,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 07:40:50,593 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 07:40:50,594 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 07:40:50,595 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 07:40:50,596 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb2b7db-b951-4c6c-a6d1-fd31250dfd1b/bin/uautomizer-AkOaLMaTGY/../../sv-benchmarks/c/recursive-simple/id2_b2_o3.c [2021-11-07 07:40:50,663 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb2b7db-b951-4c6c-a6d1-fd31250dfd1b/bin/uautomizer-AkOaLMaTGY/data/c629b1fa9/458392a1f3904947a46499949dc6e327/FLAGd456794b6 [2021-11-07 07:40:51,250 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 07:40:51,251 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb2b7db-b951-4c6c-a6d1-fd31250dfd1b/sv-benchmarks/c/recursive-simple/id2_b2_o3.c [2021-11-07 07:40:51,257 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb2b7db-b951-4c6c-a6d1-fd31250dfd1b/bin/uautomizer-AkOaLMaTGY/data/c629b1fa9/458392a1f3904947a46499949dc6e327/FLAGd456794b6 [2021-11-07 07:40:51,619 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb2b7db-b951-4c6c-a6d1-fd31250dfd1b/bin/uautomizer-AkOaLMaTGY/data/c629b1fa9/458392a1f3904947a46499949dc6e327 [2021-11-07 07:40:51,626 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 07:40:51,628 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 07:40:51,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 07:40:51,633 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 07:40:51,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 07:40:51,637 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:40:51" (1/1) ... [2021-11-07 07:40:51,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f69b647 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:51, skipping insertion in model container [2021-11-07 07:40:51,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:40:51" (1/1) ... [2021-11-07 07:40:51,648 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 07:40:51,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 07:40:51,794 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_8fb2b7db-b951-4c6c-a6d1-fd31250dfd1b/sv-benchmarks/c/recursive-simple/id2_b2_o3.c[771,784] [2021-11-07 07:40:51,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 07:40:51,804 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 07:40:51,821 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_8fb2b7db-b951-4c6c-a6d1-fd31250dfd1b/sv-benchmarks/c/recursive-simple/id2_b2_o3.c[771,784] [2021-11-07 07:40:51,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 07:40:51,834 INFO L208 MainTranslator]: Completed translation [2021-11-07 07:40:51,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:51 WrapperNode [2021-11-07 07:40:51,835 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 07:40:51,836 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 07:40:51,836 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 07:40:51,837 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 07:40:51,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:51" (1/1) ... [2021-11-07 07:40:51,852 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:51" (1/1) ... [2021-11-07 07:40:51,868 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 07:40:51,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 07:40:51,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 07:40:51,870 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 07:40:51,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:51" (1/1) ... [2021-11-07 07:40:51,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:51" (1/1) ... [2021-11-07 07:40:51,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:51" (1/1) ... [2021-11-07 07:40:51,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:51" (1/1) ... [2021-11-07 07:40:51,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:51" (1/1) ... [2021-11-07 07:40:51,886 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:51" (1/1) ... [2021-11-07 07:40:51,887 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:51" (1/1) ... [2021-11-07 07:40:51,889 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 07:40:51,889 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 07:40:51,890 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 07:40:51,890 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 07:40:51,891 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:51" (1/1) ... [2021-11-07 07:40:51,899 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 07:40:51,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb2b7db-b951-4c6c-a6d1-fd31250dfd1b/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:40:51,939 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb2b7db-b951-4c6c-a6d1-fd31250dfd1b/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 07:40:51,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb2b7db-b951-4c6c-a6d1-fd31250dfd1b/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 07:40:51,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 07:40:51,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 07:40:51,988 INFO L130 BoogieDeclarations]: Found specification of procedure id2 [2021-11-07 07:40:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure id2 [2021-11-07 07:40:51,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 07:40:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 07:40:51,989 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-11-07 07:40:51,989 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-11-07 07:40:52,263 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 07:40:52,267 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-07 07:40:52,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:40:52 BoogieIcfgContainer [2021-11-07 07:40:52,284 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 07:40:52,286 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 07:40:52,286 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 07:40:52,310 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 07:40:52,310 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 07:40:51" (1/3) ... [2021-11-07 07:40:52,311 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@de353c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:40:52, skipping insertion in model container [2021-11-07 07:40:52,311 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:51" (2/3) ... [2021-11-07 07:40:52,312 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@de353c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:40:52, skipping insertion in model container [2021-11-07 07:40:52,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:40:52" (3/3) ... [2021-11-07 07:40:52,313 INFO L111 eAbstractionObserver]: Analyzing ICFG id2_b2_o3.c [2021-11-07 07:40:52,320 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 07:40:52,321 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-07 07:40:52,322 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@de353c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 07:40:52, skipping insertion in model container [2021-11-07 07:40:52,322 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 07:40:52,323 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 07:40:52,323 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 07:40:52,324 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 07:40:52,324 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:40:52" (3/3) ... [2021-11-07 07:40:52,328 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 07:40:52,334 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id2 [2021-11-07 07:40:52,335 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2021-11-07 07:40:52,339 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-11-07 07:40:52,340 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-07 07:40:52,340 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 07:40:52,340 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 07:40:52,391 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb2b7db-b951-4c6c-a6d1-fd31250dfd1b/bin/uautomizer-AkOaLMaTGY/witness.graphml [2021-11-07 07:40:52,391 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 07:40:52,393 INFO L168 Benchmark]: Toolchain (without parser) took 764.10 ms. Allocated memory was 96.5 MB in the beginning and 121.6 MB in the end (delta: 25.2 MB). Free memory was 69.1 MB in the beginning and 96.3 MB in the end (delta: -27.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 07:40:52,394 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 96.5 MB. Free memory is still 66.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 07:40:52,395 INFO L168 Benchmark]: CACSL2BoogieTranslator took 202.59 ms. Allocated memory is still 96.5 MB. Free memory was 69.0 MB in the beginning and 59.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 07:40:52,396 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.44 ms. Allocated memory is still 96.5 MB. Free memory was 59.5 MB in the beginning and 58.2 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 07:40:52,397 INFO L168 Benchmark]: Boogie Preprocessor took 19.58 ms. Allocated memory is still 96.5 MB. Free memory was 58.1 MB in the beginning and 57.1 MB in the end (delta: 919.1 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 07:40:52,398 INFO L168 Benchmark]: RCFGBuilder took 394.51 ms. Allocated memory is still 96.5 MB. Free memory was 57.1 MB in the beginning and 47.9 MB in the end (delta: 9.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 07:40:52,399 INFO L168 Benchmark]: TraceAbstraction took 37.02 ms. Allocated memory was 96.5 MB in the beginning and 121.6 MB in the end (delta: 25.2 MB). Free memory was 47.4 MB in the beginning and 98.8 MB in the end (delta: -51.4 MB). Peak memory consumption was 5.8 MB. Max. memory is 16.1 GB. [2021-11-07 07:40:52,400 INFO L168 Benchmark]: Witness Printer took 67.62 ms. Allocated memory is still 121.6 MB. Free memory was 98.8 MB in the beginning and 96.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 07:40:52,407 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 96.5 MB. Free memory is still 66.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 202.59 ms. Allocated memory is still 96.5 MB. Free memory was 69.0 MB in the beginning and 59.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 32.44 ms. Allocated memory is still 96.5 MB. Free memory was 59.5 MB in the beginning and 58.2 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 19.58 ms. Allocated memory is still 96.5 MB. Free memory was 58.1 MB in the beginning and 57.1 MB in the end (delta: 919.1 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 394.51 ms. Allocated memory is still 96.5 MB. Free memory was 57.1 MB in the beginning and 47.9 MB in the end (delta: 9.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 37.02 ms. Allocated memory was 96.5 MB in the beginning and 121.6 MB in the end (delta: 25.2 MB). Free memory was 47.4 MB in the beginning and 98.8 MB in the end (delta: -51.4 MB). Peak memory consumption was 5.8 MB. Max. memory is 16.1 GB. * Witness Printer took 67.62 ms. Allocated memory is still 121.6 MB. Free memory was 98.8 MB in the beginning and 96.3 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! [2021-11-07 07:40:52,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb2b7db-b951-4c6c-a6d1-fd31250dfd1b/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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: TRUE