./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/signedintegeroverflow-regression/ConversionToSignedInt.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c1319f5-8446-4ace-af78-c302a4e760af/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c1319f5-8446-4ace-af78-c302a4e760af/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c1319f5-8446-4ace-af78-c302a4e760af/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c1319f5-8446-4ace-af78-c302a4e760af/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/signedintegeroverflow-regression/ConversionToSignedInt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c1319f5-8446-4ace-af78-c302a4e760af/bin/uautomizer-Dbtcem3rbc/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c1319f5-8446-4ace-af78-c302a4e760af/bin/uautomizer-Dbtcem3rbc --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 77098736f5169a5c2e75e37a12864a0b01bafe22ee148a27a29123419dc4c214 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:05:02,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:05:02,047 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:05:02,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:05:02,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:05:02,104 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:05:02,107 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:05:02,112 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:05:02,114 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:05:02,122 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:05:02,123 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:05:02,125 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:05:02,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:05:02,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:05:02,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:05:02,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:05:02,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:05:02,135 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:05:02,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:05:02,144 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:05:02,150 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:05:02,152 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:05:02,153 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:05:02,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:05:02,160 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:05:02,163 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:05:02,164 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:05:02,166 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:05:02,167 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:05:02,169 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:05:02,170 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:05:02,171 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:05:02,173 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:05:02,175 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:05:02,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:05:02,176 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:05:02,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:05:02,177 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:05:02,178 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:05:02,179 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:05:02,179 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:05:02,180 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c1319f5-8446-4ace-af78-c302a4e760af/bin/uautomizer-Dbtcem3rbc/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-02 20:05:02,224 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:05:02,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:05:02,228 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:05:02,228 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:05:02,229 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:05:02,229 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:05:02,230 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:05:02,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:05:02,230 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:05:02,230 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:05:02,231 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 20:05:02,232 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:05:02,232 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:05:02,232 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:05:02,232 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:05:02,233 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:05:02,233 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-02 20:05:02,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:05:02,233 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:05:02,233 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:05:02,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:05:02,234 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:05:02,234 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:05:02,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:05:02,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:05:02,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:05:02,236 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:05:02,237 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:05:02,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:05:02,237 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:05:02,237 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_7c1319f5-8446-4ace-af78-c302a4e760af/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c1319f5-8446-4ace-af78-c302a4e760af/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77098736f5169a5c2e75e37a12864a0b01bafe22ee148a27a29123419dc4c214 [2022-11-02 20:05:02,557 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:05:02,596 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:05:02,600 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:05:02,602 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:05:02,603 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:05:02,604 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c1319f5-8446-4ace-af78-c302a4e760af/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/signedintegeroverflow-regression/ConversionToSignedInt.i [2022-11-02 20:05:02,673 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c1319f5-8446-4ace-af78-c302a4e760af/bin/uautomizer-Dbtcem3rbc/data/01fd87403/5b088f9d3897400eb42121456d1601c2/FLAG7e815009c [2022-11-02 20:05:03,320 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:05:03,321 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c1319f5-8446-4ace-af78-c302a4e760af/sv-benchmarks/c/signedintegeroverflow-regression/ConversionToSignedInt.i [2022-11-02 20:05:03,331 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c1319f5-8446-4ace-af78-c302a4e760af/bin/uautomizer-Dbtcem3rbc/data/01fd87403/5b088f9d3897400eb42121456d1601c2/FLAG7e815009c [2022-11-02 20:05:03,625 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c1319f5-8446-4ace-af78-c302a4e760af/bin/uautomizer-Dbtcem3rbc/data/01fd87403/5b088f9d3897400eb42121456d1601c2 [2022-11-02 20:05:03,631 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:05:03,634 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:05:03,637 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:05:03,637 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:05:03,642 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:05:03,643 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:05:03" (1/1) ... [2022-11-02 20:05:03,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@148ee128 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:03, skipping insertion in model container [2022-11-02 20:05:03,646 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:05:03" (1/1) ... [2022-11-02 20:05:03,655 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:05:03,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:05:04,132 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:05:04,145 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:05:04,188 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:05:04,218 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:05:04,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:04 WrapperNode [2022-11-02 20:05:04,219 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:05:04,220 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:05:04,220 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:05:04,220 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:05:04,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:04" (1/1) ... [2022-11-02 20:05:04,252 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:04" (1/1) ... [2022-11-02 20:05:04,273 INFO L138 Inliner]: procedures = 109, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 14 [2022-11-02 20:05:04,274 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:05:04,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:05:04,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:05:04,276 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:05:04,285 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:04" (1/1) ... [2022-11-02 20:05:04,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:04" (1/1) ... [2022-11-02 20:05:04,289 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:04" (1/1) ... [2022-11-02 20:05:04,289 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:04" (1/1) ... [2022-11-02 20:05:04,292 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:04" (1/1) ... [2022-11-02 20:05:04,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:04" (1/1) ... [2022-11-02 20:05:04,294 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:04" (1/1) ... [2022-11-02 20:05:04,295 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:04" (1/1) ... [2022-11-02 20:05:04,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:05:04,297 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:05:04,297 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:05:04,297 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:05:04,298 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:04" (1/1) ... [2022-11-02 20:05:04,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:05:04,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c1319f5-8446-4ace-af78-c302a4e760af/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:05:04,326 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c1319f5-8446-4ace-af78-c302a4e760af/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:05:04,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c1319f5-8446-4ace-af78-c302a4e760af/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:05:04,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:05:04,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:05:04,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:05:04,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:05:04,488 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:05:04,490 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:05:04,577 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:05:04,583 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:05:04,583 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-02 20:05:04,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:05:04 BoogieIcfgContainer [2022-11-02 20:05:04,586 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:05:04,588 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:05:04,589 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:05:04,594 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:05:04,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:05:03" (1/3) ... [2022-11-02 20:05:04,595 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d4ea838 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:05:04, skipping insertion in model container [2022-11-02 20:05:04,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:04" (2/3) ... [2022-11-02 20:05:04,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d4ea838 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:05:04, skipping insertion in model container [2022-11-02 20:05:04,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:05:04" (3/3) ... [2022-11-02 20:05:04,597 INFO L112 eAbstractionObserver]: Analyzing ICFG ConversionToSignedInt.i [2022-11-02 20:05:04,622 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:05:04,623 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-02 20:05:04,624 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d4ea838 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:05:04, skipping insertion in model container [2022-11-02 20:05:04,625 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:05:04,626 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:05:04,626 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:05:04,626 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:05:04,627 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:05:04" (3/3) ... [2022-11-02 20:05:04,631 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-02 20:05:04,644 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2022-11-02 20:05:04,645 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-02 20:05:04,645 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-02 20:05:04,646 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-02 20:05:04,688 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c1319f5-8446-4ace-af78-c302a4e760af/bin/uautomizer-Dbtcem3rbc/witness.graphml [2022-11-02 20:05:04,688 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:05:04,691 INFO L158 Benchmark]: Toolchain (without parser) took 1055.29ms. Allocated memory is still 111.1MB. Free memory was 72.9MB in the beginning and 65.1MB in the end (delta: 7.9MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2022-11-02 20:05:04,692 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 111.1MB. Free memory is still 90.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:05:04,693 INFO L158 Benchmark]: CACSL2BoogieTranslator took 581.90ms. Allocated memory is still 111.1MB. Free memory was 72.7MB in the beginning and 80.9MB in the end (delta: -8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 20:05:04,694 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.65ms. Allocated memory is still 111.1MB. Free memory was 80.9MB in the beginning and 79.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:05:04,695 INFO L158 Benchmark]: Boogie Preprocessor took 21.06ms. Allocated memory is still 111.1MB. Free memory was 79.4MB in the beginning and 78.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:05:04,696 INFO L158 Benchmark]: RCFGBuilder took 288.67ms. Allocated memory is still 111.1MB. Free memory was 78.2MB in the beginning and 69.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 20:05:04,705 INFO L158 Benchmark]: TraceAbstraction took 36.38ms. Allocated memory is still 111.1MB. Free memory was 69.3MB in the beginning and 67.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:05:04,706 INFO L158 Benchmark]: Witness Printer took 62.64ms. Allocated memory is still 111.1MB. Free memory was 67.2MB in the beginning and 65.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:05:04,712 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 111.1MB. Free memory is still 90.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 581.90ms. Allocated memory is still 111.1MB. Free memory was 72.7MB in the beginning and 80.9MB in the end (delta: -8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.65ms. Allocated memory is still 111.1MB. Free memory was 80.9MB in the beginning and 79.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.06ms. Allocated memory is still 111.1MB. Free memory was 79.4MB in the beginning and 78.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 288.67ms. Allocated memory is still 111.1MB. Free memory was 78.2MB in the beginning and 69.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 36.38ms. Allocated memory is still 111.1MB. Free memory was 69.3MB in the beginning and 67.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 62.64ms. Allocated memory is still 111.1MB. Free memory was 67.2MB in the beginning and 65.1MB 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! [2022-11-02 20:05:04,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c1319f5-8446-4ace-af78-c302a4e760af/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE