./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id2_b3_o5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10e80ba7-5546-4a0d-a684-82907b5fd8e1/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10e80ba7-5546-4a0d-a684-82907b5fd8e1/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10e80ba7-5546-4a0d-a684-82907b5fd8e1/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10e80ba7-5546-4a0d-a684-82907b5fd8e1/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/recursive-simple/id2_b3_o5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10e80ba7-5546-4a0d-a684-82907b5fd8e1/bin/utaipan-mTDlp9Zugs/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10e80ba7-5546-4a0d-a684-82907b5fd8e1/bin/utaipan-mTDlp9Zugs --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 e8383605609727536c7199df6048e5c9703aa6e6 ......................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 02:58:47,925 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:58:47,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:58:47,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:58:47,997 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:58:47,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:58:48,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:58:48,003 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:58:48,008 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:58:48,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:58:48,012 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:58:48,015 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:58:48,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:58:48,025 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:58:48,027 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:58:48,029 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:58:48,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:58:48,039 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:58:48,041 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:58:48,044 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:58:48,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:58:48,050 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:58:48,052 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:58:48,053 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:58:48,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:58:48,057 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:58:48,058 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:58:48,059 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:58:48,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:58:48,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:58:48,061 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:58:48,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:58:48,063 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:58:48,064 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:58:48,065 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:58:48,065 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:58:48,066 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:58:48,066 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:58:48,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:58:48,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:58:48,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:58:48,069 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10e80ba7-5546-4a0d-a684-82907b5fd8e1/bin/utaipan-mTDlp9Zugs/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-10-16 02:58:48,094 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:58:48,095 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:58:48,095 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:58:48,096 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:58:48,096 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:58:48,096 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:58:48,097 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 02:58:48,097 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:58:48,097 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:58:48,097 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 02:58:48,097 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 02:58:48,098 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:58:48,098 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 02:58:48,098 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 02:58:48,098 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 02:58:48,099 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:58:48,100 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 02:58:48,100 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-16 02:58:48,100 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 02:58:48,100 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 02:58:48,100 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:58:48,101 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 02:58:48,101 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:58:48,101 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 02:58:48,101 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-16 02:58:48,102 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 02:58:48,102 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 02:58:48,102 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:58:48,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 02:58:48,103 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:58:48,103 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:58:48,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:58:48,103 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:58:48,104 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:58:48,104 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 02:58:48,104 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 02:58:48,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 02:58:48,105 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 02:58:48,105 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:58:48,105 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:58:48,105 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_10e80ba7-5546-4a0d-a684-82907b5fd8e1/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10e80ba7-5546-4a0d-a684-82907b5fd8e1/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e8383605609727536c7199df6048e5c9703aa6e6 [2021-10-16 02:58:48,434 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:58:48,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:58:48,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:58:48,467 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:58:48,468 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:58:48,469 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10e80ba7-5546-4a0d-a684-82907b5fd8e1/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/recursive-simple/id2_b3_o5.c [2021-10-16 02:58:48,585 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10e80ba7-5546-4a0d-a684-82907b5fd8e1/bin/utaipan-mTDlp9Zugs/data/cbb58c07e/f6429f8a051c4dad8390925284af4014/FLAG419c207f1 [2021-10-16 02:58:49,068 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:58:49,070 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10e80ba7-5546-4a0d-a684-82907b5fd8e1/sv-benchmarks/c/recursive-simple/id2_b3_o5.c [2021-10-16 02:58:49,083 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10e80ba7-5546-4a0d-a684-82907b5fd8e1/bin/utaipan-mTDlp9Zugs/data/cbb58c07e/f6429f8a051c4dad8390925284af4014/FLAG419c207f1 [2021-10-16 02:58:49,419 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10e80ba7-5546-4a0d-a684-82907b5fd8e1/bin/utaipan-mTDlp9Zugs/data/cbb58c07e/f6429f8a051c4dad8390925284af4014 [2021-10-16 02:58:49,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:58:49,426 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:58:49,431 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:58:49,432 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:58:49,435 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:58:49,437 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:58:49" (1/1) ... [2021-10-16 02:58:49,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48e1027 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:49, skipping insertion in model container [2021-10-16 02:58:49,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:58:49" (1/1) ... [2021-10-16 02:58:49,454 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:58:49,467 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:58:49,652 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_10e80ba7-5546-4a0d-a684-82907b5fd8e1/sv-benchmarks/c/recursive-simple/id2_b3_o5.c[771,784] [2021-10-16 02:58:49,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 02:58:49,663 INFO L203 MainTranslator]: Completed pre-run [2021-10-16 02:58:49,679 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_10e80ba7-5546-4a0d-a684-82907b5fd8e1/sv-benchmarks/c/recursive-simple/id2_b3_o5.c[771,784] [2021-10-16 02:58:49,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 02:58:49,692 INFO L208 MainTranslator]: Completed translation [2021-10-16 02:58:49,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:49 WrapperNode [2021-10-16 02:58:49,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:58:49,693 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-16 02:58:49,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-16 02:58:49,694 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-16 02:58:49,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:49" (1/1) ... [2021-10-16 02:58:49,707 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:49" (1/1) ... [2021-10-16 02:58:49,723 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-16 02:58:49,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-16 02:58:49,724 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-16 02:58:49,724 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-16 02:58:49,732 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:49" (1/1) ... [2021-10-16 02:58:49,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:49" (1/1) ... [2021-10-16 02:58:49,734 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:49" (1/1) ... [2021-10-16 02:58:49,734 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:49" (1/1) ... [2021-10-16 02:58:49,738 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:49" (1/1) ... [2021-10-16 02:58:49,740 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:49" (1/1) ... [2021-10-16 02:58:49,741 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:49" (1/1) ... [2021-10-16 02:58:49,743 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-16 02:58:49,744 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-16 02:58:49,744 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-16 02:58:49,744 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-16 02:58:49,745 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:49" (1/1) ... [2021-10-16 02:58:49,753 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:58:49,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10e80ba7-5546-4a0d-a684-82907b5fd8e1/bin/utaipan-mTDlp9Zugs/z3 [2021-10-16 02:58:49,780 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10e80ba7-5546-4a0d-a684-82907b5fd8e1/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-16 02:58:49,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10e80ba7-5546-4a0d-a684-82907b5fd8e1/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-16 02:58:49,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-16 02:58:49,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-16 02:58:49,836 INFO L130 BoogieDeclarations]: Found specification of procedure id2 [2021-10-16 02:58:49,836 INFO L138 BoogieDeclarations]: Found implementation of procedure id2 [2021-10-16 02:58:49,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-16 02:58:49,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-16 02:58:49,837 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-10-16 02:58:49,837 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-10-16 02:58:50,120 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-16 02:58:50,125 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-16 02:58:50,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:58:50 BoogieIcfgContainer [2021-10-16 02:58:50,129 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-16 02:58:50,131 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-16 02:58:50,131 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-16 02:58:50,156 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-16 02:58:50,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 02:58:49" (1/3) ... [2021-10-16 02:58:50,157 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@750fc982 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:58:50, skipping insertion in model container [2021-10-16 02:58:50,157 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:49" (2/3) ... [2021-10-16 02:58:50,158 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@750fc982 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:58:50, skipping insertion in model container [2021-10-16 02:58:50,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:58:50" (3/3) ... [2021-10-16 02:58:50,159 INFO L111 eAbstractionObserver]: Analyzing ICFG id2_b3_o5.c [2021-10-16 02:58:50,178 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-16 02:58:50,178 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-16 02:58:50,180 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@750fc982 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 02:58:50, skipping insertion in model container [2021-10-16 02:58:50,181 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-16 02:58:50,182 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-16 02:58:50,182 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-16 02:58:50,182 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-16 02:58:50,183 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:58:50" (3/3) ... [2021-10-16 02:58:50,187 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-16 02:58:50,193 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id2 [2021-10-16 02:58:50,194 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2021-10-16 02:58:50,201 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-10-16 02:58:50,201 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-16 02:58:50,201 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-16 02:58:50,202 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-16 02:58:50,269 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10e80ba7-5546-4a0d-a684-82907b5fd8e1/bin/utaipan-mTDlp9Zugs/witness.graphml [2021-10-16 02:58:50,270 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-16 02:58:50,272 INFO L168 Benchmark]: Toolchain (without parser) took 845.04 ms. Allocated memory is still 107.0 MB. Free memory was 68.7 MB in the beginning and 64.3 MB in the end (delta: 4.4 MB). Peak memory consumption was 3.6 MB. Max. memory is 16.1 GB. [2021-10-16 02:58:50,272 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 107.0 MB. Free memory was 85.3 MB in the beginning and 85.2 MB in the end (delta: 117.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:58:50,273 INFO L168 Benchmark]: CACSL2BoogieTranslator took 261.16 ms. Allocated memory is still 107.0 MB. Free memory was 68.5 MB in the beginning and 82.1 MB in the end (delta: -13.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-16 02:58:50,274 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.55 ms. Allocated memory is still 107.0 MB. Free memory was 82.1 MB in the beginning and 80.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-16 02:58:50,285 INFO L168 Benchmark]: Boogie Preprocessor took 19.39 ms. Allocated memory is still 107.0 MB. Free memory was 80.6 MB in the beginning and 79.7 MB in the end (delta: 929.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:58:50,285 INFO L168 Benchmark]: RCFGBuilder took 385.79 ms. Allocated memory is still 107.0 MB. Free memory was 79.7 MB in the beginning and 68.0 MB in the end (delta: 11.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-16 02:58:50,286 INFO L168 Benchmark]: TraceAbstraction took 49.73 ms. Allocated memory is still 107.0 MB. Free memory was 67.5 MB in the beginning and 66.8 MB in the end (delta: 726.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:58:50,288 INFO L168 Benchmark]: Witness Printer took 88.11 ms. Allocated memory is still 107.0 MB. Free memory was 66.8 MB in the beginning and 64.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-16 02:58:50,293 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 107.0 MB. Free memory was 85.3 MB in the beginning and 85.2 MB in the end (delta: 117.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 261.16 ms. Allocated memory is still 107.0 MB. Free memory was 68.5 MB in the beginning and 82.1 MB in the end (delta: -13.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 29.55 ms. Allocated memory is still 107.0 MB. Free memory was 82.1 MB in the beginning and 80.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 19.39 ms. Allocated memory is still 107.0 MB. Free memory was 80.6 MB in the beginning and 79.7 MB in the end (delta: 929.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 385.79 ms. Allocated memory is still 107.0 MB. Free memory was 79.7 MB in the beginning and 68.0 MB in the end (delta: 11.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 49.73 ms. Allocated memory is still 107.0 MB. Free memory was 67.5 MB in the beginning and 66.8 MB in the end (delta: 726.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 88.11 ms. Allocated memory is still 107.0 MB. Free memory was 66.8 MB in the beginning and 64.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 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! [2021-10-16 02:58:50,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10e80ba7-5546-4a0d-a684-82907b5fd8e1/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...