./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 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df2e173-f0ec-4d23-bdff-47c657d417d2/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df2e173-f0ec-4d23-bdff-47c657d417d2/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_6df2e173-f0ec-4d23-bdff-47c657d417d2/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df2e173-f0ec-4d23-bdff-47c657d417d2/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive-simple/id2_b3_o5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df2e173-f0ec-4d23-bdff-47c657d417d2/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_6df2e173-f0ec-4d23-bdff-47c657d417d2/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 e8383605609727536c7199df6048e5c9703aa6e6 ................................................................................................................................................................................................................. 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 00:01:24,458 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:01:24,460 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:01:24,499 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:01:24,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:01:24,501 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:01:24,503 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:01:24,507 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:01:24,513 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:01:24,521 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:01:24,522 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:01:24,525 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:01:24,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:01:24,529 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:01:24,533 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:01:24,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:01:24,537 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:01:24,538 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:01:24,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:01:24,550 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:01:24,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:01:24,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:01:24,559 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:01:24,560 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:01:24,568 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:01:24,568 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:01:24,569 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:01:24,570 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:01:24,570 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:01:24,571 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:01:24,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:01:24,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:01:24,574 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:01:24,574 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:01:24,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:01:24,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:01:24,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:01:24,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:01:24,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:01:24,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:01:24,583 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:01:24,584 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df2e173-f0ec-4d23-bdff-47c657d417d2/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-10-13 00:01:24,633 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:01:24,634 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:01:24,634 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:01:24,635 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:01:24,643 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:01:24,643 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:01:24,643 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:01:24,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:01:24,644 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:01:24,644 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:01:24,645 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:01:24,645 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:01:24,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:01:24,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:01:24,646 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:01:24,646 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:01:24,646 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-13 00:01:24,646 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:01:24,646 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:01:24,647 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:01:24,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:01:24,647 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:01:24,647 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:01:24,648 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:01:24,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:01:24,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:01:24,648 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:01:24,648 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:01:24,649 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:01:24,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:01:24,650 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:01:24,651 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:01:24,651 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_6df2e173-f0ec-4d23-bdff-47c657d417d2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df2e173-f0ec-4d23-bdff-47c657d417d2/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e8383605609727536c7199df6048e5c9703aa6e6 [2021-10-13 00:01:24,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:01:24,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:01:24,920 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:01:24,921 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:01:24,921 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:01:24,931 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df2e173-f0ec-4d23-bdff-47c657d417d2/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/recursive-simple/id2_b3_o5.c [2021-10-13 00:01:24,987 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df2e173-f0ec-4d23-bdff-47c657d417d2/bin/uautomizer-WNIpwEf4Nt/data/0b6e84363/c1010680521a4b8fa9087bdd9828c958/FLAG55f416230 [2021-10-13 00:01:25,406 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:01:25,407 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df2e173-f0ec-4d23-bdff-47c657d417d2/sv-benchmarks/c/recursive-simple/id2_b3_o5.c [2021-10-13 00:01:25,424 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df2e173-f0ec-4d23-bdff-47c657d417d2/bin/uautomizer-WNIpwEf4Nt/data/0b6e84363/c1010680521a4b8fa9087bdd9828c958/FLAG55f416230 [2021-10-13 00:01:25,813 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df2e173-f0ec-4d23-bdff-47c657d417d2/bin/uautomizer-WNIpwEf4Nt/data/0b6e84363/c1010680521a4b8fa9087bdd9828c958 [2021-10-13 00:01:25,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:01:25,815 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:01:25,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:01:25,830 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:01:25,833 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:01:25,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:01:25" (1/1) ... [2021-10-13 00:01:25,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55bfd3ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:01:25, skipping insertion in model container [2021-10-13 00:01:25,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:01:25" (1/1) ... [2021-10-13 00:01:25,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:01:25,860 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:01:26,061 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_6df2e173-f0ec-4d23-bdff-47c657d417d2/sv-benchmarks/c/recursive-simple/id2_b3_o5.c[771,784] [2021-10-13 00:01:26,062 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:01:26,069 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:01:26,082 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_6df2e173-f0ec-4d23-bdff-47c657d417d2/sv-benchmarks/c/recursive-simple/id2_b3_o5.c[771,784] [2021-10-13 00:01:26,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:01:26,093 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:01:26,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:01:26 WrapperNode [2021-10-13 00:01:26,094 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:01:26,095 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:01:26,095 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:01:26,095 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:01:26,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:01:26" (1/1) ... [2021-10-13 00:01:26,105 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:01:26" (1/1) ... [2021-10-13 00:01:26,121 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:01:26,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:01:26,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:01:26,122 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:01:26,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:01:26" (1/1) ... [2021-10-13 00:01:26,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:01:26" (1/1) ... [2021-10-13 00:01:26,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:01:26" (1/1) ... [2021-10-13 00:01:26,131 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:01:26" (1/1) ... [2021-10-13 00:01:26,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:01:26" (1/1) ... [2021-10-13 00:01:26,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:01:26" (1/1) ... [2021-10-13 00:01:26,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:01:26" (1/1) ... [2021-10-13 00:01:26,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:01:26,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:01:26,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:01:26,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:01:26,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:01:26" (1/1) ... [2021-10-13 00:01:26,148 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:01:26,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df2e173-f0ec-4d23-bdff-47c657d417d2/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:01:26,172 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df2e173-f0ec-4d23-bdff-47c657d417d2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:01:26,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df2e173-f0ec-4d23-bdff-47c657d417d2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:01:26,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:01:26,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:01:26,218 INFO L130 BoogieDeclarations]: Found specification of procedure id2 [2021-10-13 00:01:26,218 INFO L138 BoogieDeclarations]: Found implementation of procedure id2 [2021-10-13 00:01:26,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:01:26,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:01:26,219 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-10-13 00:01:26,219 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-10-13 00:01:26,393 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:01:26,393 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-13 00:01:26,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:01:26 BoogieIcfgContainer [2021-10-13 00:01:26,395 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:01:26,397 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:01:26,397 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:01:26,401 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:01:26,401 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:01:25" (1/3) ... [2021-10-13 00:01:26,402 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68a0efb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:01:26, skipping insertion in model container [2021-10-13 00:01:26,402 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:01:26" (2/3) ... [2021-10-13 00:01:26,403 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68a0efb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:01:26, skipping insertion in model container [2021-10-13 00:01:26,403 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:01:26" (3/3) ... [2021-10-13 00:01:26,404 INFO L111 eAbstractionObserver]: Analyzing ICFG id2_b3_o5.c [2021-10-13 00:01:26,410 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:01:26,410 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-13 00:01:26,412 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68a0efb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:01:26, skipping insertion in model container [2021-10-13 00:01:26,412 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:01:26,413 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:01:26,413 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:01:26,413 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:01:26,414 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:01:26" (3/3) ... [2021-10-13 00:01:26,417 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 00:01:26,423 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id2 [2021-10-13 00:01:26,424 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2021-10-13 00:01:26,428 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-13 00:01:26,428 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-13 00:01:26,428 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:01:26,429 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:01:26,478 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df2e173-f0ec-4d23-bdff-47c657d417d2/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 00:01:26,478 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:01:26,481 INFO L168 Benchmark]: Toolchain (without parser) took 663.52 ms. Allocated memory is still 94.4 MB. Free memory was 59.9 MB in the beginning and 55.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 1.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:01:26,481 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 94.4 MB. Free memory is still 75.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:01:26,482 INFO L168 Benchmark]: CACSL2BoogieTranslator took 264.90 ms. Allocated memory is still 94.4 MB. Free memory was 59.7 MB in the beginning and 71.5 MB in the end (delta: -11.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:01:26,483 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.92 ms. Allocated memory is still 94.4 MB. Free memory was 71.5 MB in the beginning and 70.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:01:26,484 INFO L168 Benchmark]: Boogie Preprocessor took 17.36 ms. Allocated memory is still 94.4 MB. Free memory was 70.1 MB in the beginning and 69.4 MB in the end (delta: 670.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:01:26,486 INFO L168 Benchmark]: RCFGBuilder took 255.76 ms. Allocated memory is still 94.4 MB. Free memory was 69.1 MB in the beginning and 59.9 MB in the end (delta: 9.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:01:26,486 INFO L168 Benchmark]: TraceAbstraction took 14.94 ms. Allocated memory is still 94.4 MB. Free memory was 59.3 MB in the beginning and 58.4 MB in the end (delta: 909.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:01:26,488 INFO L168 Benchmark]: Witness Printer took 65.73 ms. Allocated memory is still 94.4 MB. Free memory was 58.4 MB in the beginning and 55.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:01:26,494 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 94.4 MB. Free memory is still 75.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 264.90 ms. Allocated memory is still 94.4 MB. Free memory was 59.7 MB in the beginning and 71.5 MB in the end (delta: -11.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 25.92 ms. Allocated memory is still 94.4 MB. Free memory was 71.5 MB in the beginning and 70.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 17.36 ms. Allocated memory is still 94.4 MB. Free memory was 70.1 MB in the beginning and 69.4 MB in the end (delta: 670.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 255.76 ms. Allocated memory is still 94.4 MB. Free memory was 69.1 MB in the beginning and 59.9 MB in the end (delta: 9.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 14.94 ms. Allocated memory is still 94.4 MB. Free memory was 59.3 MB in the beginning and 58.4 MB in the end (delta: 909.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 65.73 ms. Allocated memory is still 94.4 MB. Free memory was 58.4 MB in the beginning and 55.9 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 00:01:26,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6df2e173-f0ec-4d23-bdff-47c657d417d2/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...