./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id_o1000.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6bf978d-5d7a-46b8-b513-a5b59084c7e5/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6bf978d-5d7a-46b8-b513-a5b59084c7e5/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6bf978d-5d7a-46b8-b513-a5b59084c7e5/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6bf978d-5d7a-46b8-b513-a5b59084c7e5/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_o1000.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6bf978d-5d7a-46b8-b513-a5b59084c7e5/bin/uautomizer-UnR33cPsHg/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6bf978d-5d7a-46b8-b513-a5b59084c7e5/bin/uautomizer-UnR33cPsHg --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 1ac5ce2c5b306e431b6746a0cb1bbdfcd1ec9c3d54097bd6037af4480ff2bd07 .............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:18:20,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:18:20,938 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:18:21,004 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:18:21,005 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:18:21,006 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:18:21,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:18:21,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:18:21,015 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:18:21,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:18:21,019 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:18:21,021 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:18:21,021 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:18:21,023 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:18:21,026 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:18:21,028 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:18:21,030 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:18:21,031 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:18:21,035 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:18:21,038 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:18:21,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:18:21,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:18:21,055 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:18:21,056 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:18:21,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:18:21,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:18:21,062 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:18:21,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:18:21,064 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:18:21,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:18:21,067 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:18:21,068 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:18:21,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:18:21,075 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:18:21,077 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:18:21,077 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:18:21,078 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:18:21,079 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:18:21,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:18:21,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:18:21,082 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:18:21,088 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6bf978d-5d7a-46b8-b513-a5b59084c7e5/bin/uautomizer-UnR33cPsHg/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-10-28 09:18:21,144 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:18:21,144 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:18:21,145 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:18:21,146 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:18:21,147 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:18:21,147 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:18:21,148 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:18:21,148 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:18:21,148 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:18:21,149 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:18:21,150 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:18:21,150 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:18:21,151 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:18:21,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:18:21,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:18:21,152 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:18:21,152 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-28 09:18:21,152 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:18:21,152 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:18:21,153 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:18:21,153 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:18:21,153 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:18:21,154 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:18:21,154 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:18:21,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:18:21,155 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:18:21,155 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:18:21,155 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:18:21,156 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:18:21,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:18:21,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:18:21,158 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:18:21,159 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_d6bf978d-5d7a-46b8-b513-a5b59084c7e5/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6bf978d-5d7a-46b8-b513-a5b59084c7e5/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ac5ce2c5b306e431b6746a0cb1bbdfcd1ec9c3d54097bd6037af4480ff2bd07 [2021-10-28 09:18:21,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:18:21,545 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:18:21,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:18:21,550 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:18:21,551 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:18:21,552 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6bf978d-5d7a-46b8-b513-a5b59084c7e5/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/recursive-simple/id_o1000.c [2021-10-28 09:18:21,645 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6bf978d-5d7a-46b8-b513-a5b59084c7e5/bin/uautomizer-UnR33cPsHg/data/2f564eb75/6c182590222b431681c57294b27fdc31/FLAGe5c7866d3 [2021-10-28 09:18:22,349 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:18:22,350 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6bf978d-5d7a-46b8-b513-a5b59084c7e5/sv-benchmarks/c/recursive-simple/id_o1000.c [2021-10-28 09:18:22,357 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6bf978d-5d7a-46b8-b513-a5b59084c7e5/bin/uautomizer-UnR33cPsHg/data/2f564eb75/6c182590222b431681c57294b27fdc31/FLAGe5c7866d3 [2021-10-28 09:18:22,719 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6bf978d-5d7a-46b8-b513-a5b59084c7e5/bin/uautomizer-UnR33cPsHg/data/2f564eb75/6c182590222b431681c57294b27fdc31 [2021-10-28 09:18:22,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:18:22,734 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:18:22,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:18:22,737 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:18:22,742 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:18:22,743 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:18:22" (1/1) ... [2021-10-28 09:18:22,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7726b768 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:22, skipping insertion in model container [2021-10-28 09:18:22,744 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:18:22" (1/1) ... [2021-10-28 09:18:22,761 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:18:22,778 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:18:23,051 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_d6bf978d-5d7a-46b8-b513-a5b59084c7e5/sv-benchmarks/c/recursive-simple/id_o1000.c[520,533] [2021-10-28 09:18:23,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:18:23,063 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:18:23,080 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_d6bf978d-5d7a-46b8-b513-a5b59084c7e5/sv-benchmarks/c/recursive-simple/id_o1000.c[520,533] [2021-10-28 09:18:23,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:18:23,096 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:18:23,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:23 WrapperNode [2021-10-28 09:18:23,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:18:23,098 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:18:23,098 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:18:23,099 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:18:23,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:23" (1/1) ... [2021-10-28 09:18:23,113 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:23" (1/1) ... [2021-10-28 09:18:23,134 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:18:23,135 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:18:23,135 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:18:23,135 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:18:23,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:23" (1/1) ... [2021-10-28 09:18:23,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:23" (1/1) ... [2021-10-28 09:18:23,147 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:23" (1/1) ... [2021-10-28 09:18:23,148 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:23" (1/1) ... [2021-10-28 09:18:23,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:23" (1/1) ... [2021-10-28 09:18:23,153 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:23" (1/1) ... [2021-10-28 09:18:23,154 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:23" (1/1) ... [2021-10-28 09:18:23,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:18:23,158 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:18:23,158 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:18:23,158 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:18:23,165 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:23" (1/1) ... [2021-10-28 09:18:23,175 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:18:23,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6bf978d-5d7a-46b8-b513-a5b59084c7e5/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:18:23,215 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6bf978d-5d7a-46b8-b513-a5b59084c7e5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:18:23,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6bf978d-5d7a-46b8-b513-a5b59084c7e5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:18:23,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:18:23,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:18:23,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:18:23,285 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-10-28 09:18:23,285 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-10-28 09:18:23,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:18:23,564 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:18:23,567 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-28 09:18:23,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:18:23 BoogieIcfgContainer [2021-10-28 09:18:23,570 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:18:23,572 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:18:23,573 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:18:23,578 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:18:23,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:18:22" (1/3) ... [2021-10-28 09:18:23,581 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b7b3873 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:18:23, skipping insertion in model container [2021-10-28 09:18:23,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:23" (2/3) ... [2021-10-28 09:18:23,582 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b7b3873 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:18:23, skipping insertion in model container [2021-10-28 09:18:23,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:18:23" (3/3) ... [2021-10-28 09:18:23,584 INFO L111 eAbstractionObserver]: Analyzing ICFG id_o1000.c [2021-10-28 09:18:23,591 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:18:23,591 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-28 09:18:23,594 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b7b3873 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:18:23, skipping insertion in model container [2021-10-28 09:18:23,594 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:18:23,595 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:18:23,596 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:18:23,596 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:18:23,597 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:18:23" (3/3) ... [2021-10-28 09:18:23,602 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 09:18:23,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2021-10-28 09:18:23,622 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-28 09:18:23,623 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-28 09:18:23,623 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:18:23,623 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:18:23,666 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6bf978d-5d7a-46b8-b513-a5b59084c7e5/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:18:23,667 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:18:23,669 INFO L168 Benchmark]: Toolchain (without parser) took 934.41 ms. Allocated memory is still 119.5 MB. Free memory was 90.5 MB in the beginning and 81.2 MB in the end (delta: 9.3 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:18:23,671 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 81.8 MB. Free memory was 44.2 MB in the beginning and 44.2 MB in the end (delta: 44.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:18:23,672 INFO L168 Benchmark]: CACSL2BoogieTranslator took 360.34 ms. Allocated memory is still 119.5 MB. Free memory was 90.5 MB in the beginning and 96.3 MB in the end (delta: -5.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:18:23,673 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.64 ms. Allocated memory is still 119.5 MB. Free memory was 96.3 MB in the beginning and 94.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:18:23,673 INFO L168 Benchmark]: Boogie Preprocessor took 21.87 ms. Allocated memory is still 119.5 MB. Free memory was 94.9 MB in the beginning and 94.1 MB in the end (delta: 756.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:18:23,674 INFO L168 Benchmark]: RCFGBuilder took 412.44 ms. Allocated memory is still 119.5 MB. Free memory was 94.1 MB in the beginning and 85.1 MB in the end (delta: 9.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:18:23,675 INFO L168 Benchmark]: TraceAbstraction took 21.97 ms. Allocated memory is still 119.5 MB. Free memory was 84.4 MB in the beginning and 83.7 MB in the end (delta: 722.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:18:23,676 INFO L168 Benchmark]: Witness Printer took 71.69 ms. Allocated memory is still 119.5 MB. Free memory was 83.7 MB in the beginning and 81.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:18:23,682 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 81.8 MB. Free memory was 44.2 MB in the beginning and 44.2 MB in the end (delta: 44.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 360.34 ms. Allocated memory is still 119.5 MB. Free memory was 90.5 MB in the beginning and 96.3 MB in the end (delta: -5.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 35.64 ms. Allocated memory is still 119.5 MB. Free memory was 96.3 MB in the beginning and 94.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 21.87 ms. Allocated memory is still 119.5 MB. Free memory was 94.9 MB in the beginning and 94.1 MB in the end (delta: 756.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 412.44 ms. Allocated memory is still 119.5 MB. Free memory was 94.1 MB in the beginning and 85.1 MB in the end (delta: 9.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 21.97 ms. Allocated memory is still 119.5 MB. Free memory was 84.4 MB in the beginning and 83.7 MB in the end (delta: 722.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 71.69 ms. Allocated memory is still 119.5 MB. Free memory was 83.7 MB in the beginning and 81.2 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! [2021-10-28 09:18:23,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6bf978d-5d7a-46b8-b513-a5b59084c7e5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...