./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/WhileTrue.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d382c11f-d4b1-47bd-8686-60b286400d1b/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d382c11f-d4b1-47bd-8686-60b286400d1b/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d382c11f-d4b1-47bd-8686-60b286400d1b/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d382c11f-d4b1-47bd-8686-60b286400d1b/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/termination-crafted/WhileTrue.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d382c11f-d4b1-47bd-8686-60b286400d1b/bin/uautomizer-DQz5hQGWxF/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d382c11f-d4b1-47bd-8686-60b286400d1b/bin/uautomizer-DQz5hQGWxF --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 64bit --witnessprinter.graph.data.programhash 2c915ce64f8b11abacbd175f69c99f9afd8b2edc1142f6db1504c1dcc6414eb1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:24:12,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:24:12,976 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:24:13,037 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:24:13,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:24:13,042 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:24:13,045 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:24:13,049 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:24:13,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:24:13,058 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:24:13,059 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:24:13,061 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:24:13,062 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:24:13,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:24:13,068 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:24:13,073 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:24:13,075 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:24:13,076 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:24:13,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:24:13,088 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:24:13,090 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:24:13,092 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:24:13,096 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:24:13,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:24:13,107 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:24:13,108 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:24:13,108 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:24:13,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:24:13,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:24:13,113 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:24:13,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:24:13,115 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:24:13,117 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:24:13,119 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:24:13,121 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:24:13,121 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:24:13,122 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:24:13,123 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:24:13,123 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:24:13,124 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:24:13,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:24:13,126 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d382c11f-d4b1-47bd-8686-60b286400d1b/bin/uautomizer-DQz5hQGWxF/config/svcomp-Overflow-64bit-Automizer_Default.epf [2021-11-20 07:24:13,177 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:24:13,177 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:24:13,178 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:24:13,178 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:24:13,186 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:24:13,186 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:24:13,187 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:24:13,187 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:24:13,188 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:24:13,188 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:24:13,189 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 07:24:13,189 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:24:13,190 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:24:13,190 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 07:24:13,190 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:24:13,190 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 07:24:13,191 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-20 07:24:13,191 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 07:24:13,191 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:24:13,191 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 07:24:13,192 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:24:13,192 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:24:13,192 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:24:13,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:24:13,193 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:24:13,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:24:13,208 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 07:24:13,208 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 07:24:13,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 07:24:13,210 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 07:24:13,211 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:24:13,211 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_d382c11f-d4b1-47bd-8686-60b286400d1b/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d382c11f-d4b1-47bd-8686-60b286400d1b/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c915ce64f8b11abacbd175f69c99f9afd8b2edc1142f6db1504c1dcc6414eb1 [2021-11-20 07:24:13,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:24:13,524 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:24:13,527 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:24:13,528 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:24:13,529 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:24:13,531 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d382c11f-d4b1-47bd-8686-60b286400d1b/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/termination-crafted/WhileTrue.c [2021-11-20 07:24:13,607 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d382c11f-d4b1-47bd-8686-60b286400d1b/bin/uautomizer-DQz5hQGWxF/data/26c873d32/1587e25f77cd49d98cbce62f39f05fa6/FLAGb00fd74f8 [2021-11-20 07:24:14,123 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:24:14,128 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d382c11f-d4b1-47bd-8686-60b286400d1b/sv-benchmarks/c/termination-crafted/WhileTrue.c [2021-11-20 07:24:14,146 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d382c11f-d4b1-47bd-8686-60b286400d1b/bin/uautomizer-DQz5hQGWxF/data/26c873d32/1587e25f77cd49d98cbce62f39f05fa6/FLAGb00fd74f8 [2021-11-20 07:24:14,523 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d382c11f-d4b1-47bd-8686-60b286400d1b/bin/uautomizer-DQz5hQGWxF/data/26c873d32/1587e25f77cd49d98cbce62f39f05fa6 [2021-11-20 07:24:14,526 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:24:14,527 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:24:14,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:24:14,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:24:14,540 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:24:14,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:24:14" (1/1) ... [2021-11-20 07:24:14,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22273f1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:24:14, skipping insertion in model container [2021-11-20 07:24:14,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:24:14" (1/1) ... [2021-11-20 07:24:14,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:24:14,559 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:24:14,717 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:24:14,722 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 07:24:14,735 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:24:14,748 INFO L208 MainTranslator]: Completed translation [2021-11-20 07:24:14,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:24:14 WrapperNode [2021-11-20 07:24:14,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:24:14,750 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 07:24:14,750 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 07:24:14,750 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 07:24:14,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:24:14" (1/1) ... [2021-11-20 07:24:14,764 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:24:14" (1/1) ... [2021-11-20 07:24:14,782 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 8 [2021-11-20 07:24:14,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 07:24:14,783 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 07:24:14,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 07:24:14,783 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 07:24:14,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:24:14" (1/1) ... [2021-11-20 07:24:14,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:24:14" (1/1) ... [2021-11-20 07:24:14,794 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:24:14" (1/1) ... [2021-11-20 07:24:14,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:24:14" (1/1) ... [2021-11-20 07:24:14,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:24:14" (1/1) ... [2021-11-20 07:24:14,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:24:14" (1/1) ... [2021-11-20 07:24:14,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:24:14" (1/1) ... [2021-11-20 07:24:14,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 07:24:14,804 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 07:24:14,805 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 07:24:14,805 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 07:24:14,806 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:24:14" (1/1) ... [2021-11-20 07:24:14,815 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:24:14,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d382c11f-d4b1-47bd-8686-60b286400d1b/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:24:14,845 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d382c11f-d4b1-47bd-8686-60b286400d1b/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 07:24:14,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d382c11f-d4b1-47bd-8686-60b286400d1b/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 07:24:14,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 07:24:14,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 07:24:14,977 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 07:24:14,979 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 07:24:15,011 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 07:24:15,017 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 07:24:15,017 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-20 07:24:15,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:24:15 BoogieIcfgContainer [2021-11-20 07:24:15,019 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 07:24:15,021 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 07:24:15,021 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 07:24:15,025 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 07:24:15,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 07:24:14" (1/3) ... [2021-11-20 07:24:15,026 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c9b47ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:24:15, skipping insertion in model container [2021-11-20 07:24:15,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:24:14" (2/3) ... [2021-11-20 07:24:15,027 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c9b47ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:24:15, skipping insertion in model container [2021-11-20 07:24:15,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:24:15" (3/3) ... [2021-11-20 07:24:15,029 INFO L111 eAbstractionObserver]: Analyzing ICFG WhileTrue.c [2021-11-20 07:24:15,035 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 07:24:15,035 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-20 07:24:15,037 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c9b47ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 07:24:15, skipping insertion in model container [2021-11-20 07:24:15,037 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-20 07:24:15,038 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 07:24:15,038 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 07:24:15,039 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 07:24:15,039 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:24:15" (3/3) ... [2021-11-20 07:24:15,043 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-20 07:24:15,055 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-20 07:24:15,055 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-20 07:24:15,055 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-20 07:24:15,083 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d382c11f-d4b1-47bd-8686-60b286400d1b/bin/uautomizer-DQz5hQGWxF/witness.graphml [2021-11-20 07:24:15,083 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 07:24:15,085 INFO L158 Benchmark]: Toolchain (without parser) took 556.68ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 51.3MB in the beginning and 64.3MB in the end (delta: -13.0MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2021-11-20 07:24:15,086 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 77.6MB. Free memory was 49.7MB in the beginning and 49.6MB in the end (delta: 75.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:24:15,087 INFO L158 Benchmark]: CACSL2BoogieTranslator took 221.01ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 51.1MB in the beginning and 77.0MB in the end (delta: -25.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-20 07:24:15,088 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.32ms. Allocated memory is still 104.9MB. Free memory was 76.8MB in the beginning and 75.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:24:15,089 INFO L158 Benchmark]: Boogie Preprocessor took 19.83ms. Allocated memory is still 104.9MB. Free memory was 75.5MB in the beginning and 74.8MB in the end (delta: 705.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 07:24:15,090 INFO L158 Benchmark]: RCFGBuilder took 215.47ms. Allocated memory is still 104.9MB. Free memory was 74.6MB in the beginning and 67.8MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-20 07:24:15,090 INFO L158 Benchmark]: TraceAbstraction took 16.21ms. Allocated memory is still 104.9MB. Free memory was 67.4MB in the beginning and 66.4MB in the end (delta: 983.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 07:24:15,091 INFO L158 Benchmark]: Witness Printer took 44.85ms. Allocated memory is still 104.9MB. Free memory was 66.4MB in the beginning and 64.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 07:24:15,096 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 77.6MB. Free memory was 49.7MB in the beginning and 49.6MB in the end (delta: 75.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 221.01ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 51.1MB in the beginning and 77.0MB in the end (delta: -25.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.32ms. Allocated memory is still 104.9MB. Free memory was 76.8MB in the beginning and 75.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.83ms. Allocated memory is still 104.9MB. Free memory was 75.5MB in the beginning and 74.8MB in the end (delta: 705.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 215.47ms. Allocated memory is still 104.9MB. Free memory was 74.6MB in the beginning and 67.8MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * TraceAbstraction took 16.21ms. Allocated memory is still 104.9MB. Free memory was 67.4MB in the beginning and 66.4MB in the end (delta: 983.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 44.85ms. Allocated memory is still 104.9MB. Free memory was 66.4MB in the beginning and 64.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * 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! [2021-11-20 07:24:15,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d382c11f-d4b1-47bd-8686-60b286400d1b/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE