./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark32_linear.i --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_1aef043e-41fa-4e2b-9667-87df98a510d8/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aef043e-41fa-4e2b-9667-87df98a510d8/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aef043e-41fa-4e2b-9667-87df98a510d8/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aef043e-41fa-4e2b-9667-87df98a510d8/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark32_linear.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aef043e-41fa-4e2b-9667-87df98a510d8/bin/utaipan-SDwSMHVbGG/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aef043e-41fa-4e2b-9667-87df98a510d8/bin/utaipan-SDwSMHVbGG --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8731c7b889cdaf4eec07de8973e6494ef97dd5e8bf9fb9fde3d7808725d4f0de ................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:35:05,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:35:05,250 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:35:05,298 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:35:05,298 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:35:05,304 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:35:05,306 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:35:05,310 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:35:05,313 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:35:05,318 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:35:05,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:35:05,320 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:35:05,320 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:35:05,321 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:35:05,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:35:05,324 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:35:05,325 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:35:05,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:35:05,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:35:05,337 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:35:05,339 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:35:05,340 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:35:05,344 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:35:05,346 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:35:05,350 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:35:05,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:35:05,351 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:35:05,353 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:35:05,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:35:05,355 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:35:05,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:35:05,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:35:05,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:35:05,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:35:05,362 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:35:05,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:35:05,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:35:05,364 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:35:05,364 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:35:05,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:35:05,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:35:05,367 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aef043e-41fa-4e2b-9667-87df98a510d8/bin/utaipan-SDwSMHVbGG/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-10-29 04:35:05,409 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:35:05,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:35:05,411 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:35:05,411 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:35:05,411 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:35:05,412 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:35:05,412 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 04:35:05,412 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:35:05,419 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:35:05,419 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 04:35:05,420 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 04:35:05,420 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:35:05,421 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 04:35:05,421 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 04:35:05,421 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 04:35:05,422 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:35:05,422 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:35:05,422 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 04:35:05,422 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:35:05,423 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:35:05,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:35:05,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:35:05,423 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:35:05,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:35:05,424 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-29 04:35:05,424 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:35:05,424 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:35:05,424 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:35:05,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:35:05,426 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:35:05,427 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:35:05,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:35:05,427 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:35:05,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:35:05,428 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:35:05,428 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 04:35:05,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:35:05,428 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:35:05,429 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:35:05,429 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:35:05,429 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aef043e-41fa-4e2b-9667-87df98a510d8/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aef043e-41fa-4e2b-9667-87df98a510d8/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8731c7b889cdaf4eec07de8973e6494ef97dd5e8bf9fb9fde3d7808725d4f0de [2021-10-29 04:35:05,675 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:35:05,696 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:35:05,699 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:35:05,700 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:35:05,701 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:35:05,702 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aef043e-41fa-4e2b-9667-87df98a510d8/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/loop-zilu/benchmark32_linear.i [2021-10-29 04:35:05,782 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aef043e-41fa-4e2b-9667-87df98a510d8/bin/utaipan-SDwSMHVbGG/data/b2dcd1040/5f7264d8990546b7b6c09f097ffcdd96/FLAGc754517d6 [2021-10-29 04:35:06,246 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:35:06,247 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aef043e-41fa-4e2b-9667-87df98a510d8/sv-benchmarks/c/loop-zilu/benchmark32_linear.i [2021-10-29 04:35:06,255 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aef043e-41fa-4e2b-9667-87df98a510d8/bin/utaipan-SDwSMHVbGG/data/b2dcd1040/5f7264d8990546b7b6c09f097ffcdd96/FLAGc754517d6 [2021-10-29 04:35:06,618 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aef043e-41fa-4e2b-9667-87df98a510d8/bin/utaipan-SDwSMHVbGG/data/b2dcd1040/5f7264d8990546b7b6c09f097ffcdd96 [2021-10-29 04:35:06,622 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:35:06,624 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:35:06,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:35:06,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:35:06,634 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:35:06,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:35:06" (1/1) ... [2021-10-29 04:35:06,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@99a55d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:06, skipping insertion in model container [2021-10-29 04:35:06,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:35:06" (1/1) ... [2021-10-29 04:35:06,647 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:35:06,665 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:35:06,817 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_1aef043e-41fa-4e2b-9667-87df98a510d8/sv-benchmarks/c/loop-zilu/benchmark32_linear.i[868,881] [2021-10-29 04:35:06,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:35:06,849 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:35:06,870 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_1aef043e-41fa-4e2b-9667-87df98a510d8/sv-benchmarks/c/loop-zilu/benchmark32_linear.i[868,881] [2021-10-29 04:35:06,873 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:35:06,886 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:35:06,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:06 WrapperNode [2021-10-29 04:35:06,886 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:35:06,887 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:35:06,888 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:35:06,888 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:35:06,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:06" (1/1) ... [2021-10-29 04:35:06,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:06" (1/1) ... [2021-10-29 04:35:06,923 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:35:06,924 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:35:06,924 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:35:06,924 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:35:06,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:06" (1/1) ... [2021-10-29 04:35:06,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:06" (1/1) ... [2021-10-29 04:35:06,934 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:06" (1/1) ... [2021-10-29 04:35:06,935 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:06" (1/1) ... [2021-10-29 04:35:06,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:06" (1/1) ... [2021-10-29 04:35:06,942 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:06" (1/1) ... [2021-10-29 04:35:06,943 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:06" (1/1) ... [2021-10-29 04:35:06,945 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:35:06,946 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:35:06,946 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:35:06,946 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:35:06,953 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:06" (1/1) ... [2021-10-29 04:35:06,961 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:35:06,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aef043e-41fa-4e2b-9667-87df98a510d8/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 04:35:06,995 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aef043e-41fa-4e2b-9667-87df98a510d8/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 04:35:07,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aef043e-41fa-4e2b-9667-87df98a510d8/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 04:35:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:35:07,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:35:07,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:35:07,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:35:07,286 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:35:07,287 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 04:35:07,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:35:07 BoogieIcfgContainer [2021-10-29 04:35:07,289 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:35:07,291 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 04:35:07,291 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 04:35:07,297 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 04:35:07,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 04:35:06" (1/3) ... [2021-10-29 04:35:07,298 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c1d779d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:35:07, skipping insertion in model container [2021-10-29 04:35:07,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:06" (2/3) ... [2021-10-29 04:35:07,299 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c1d779d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:35:07, skipping insertion in model container [2021-10-29 04:35:07,299 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:35:07" (3/3) ... [2021-10-29 04:35:07,300 INFO L111 eAbstractionObserver]: Analyzing ICFG benchmark32_linear.i [2021-10-29 04:35:07,306 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 04:35:07,306 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-29 04:35:07,307 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c1d779d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 04:35:07, skipping insertion in model container [2021-10-29 04:35:07,308 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 04:35:07,308 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:35:07,309 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:35:07,309 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:35:07,309 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:35:07" (3/3) ... [2021-10-29 04:35:07,313 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:35:07,322 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-10-29 04:35:07,323 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-10-29 04:35:07,323 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:35:07,323 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:35:07,365 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aef043e-41fa-4e2b-9667-87df98a510d8/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 04:35:07,365 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:35:07,367 INFO L168 Benchmark]: Toolchain (without parser) took 741.74 ms. Allocated memory is still 119.5 MB. Free memory was 86.7 MB in the beginning and 80.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 3.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:35:07,368 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 86.0 MB. Free memory was 44.3 MB in the beginning and 44.3 MB in the end (delta: 44.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:35:07,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 256.84 ms. Allocated memory is still 119.5 MB. Free memory was 86.5 MB in the beginning and 97.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:35:07,370 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.91 ms. Allocated memory is still 119.5 MB. Free memory was 97.2 MB in the beginning and 95.9 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:35:07,371 INFO L168 Benchmark]: Boogie Preprocessor took 21.16 ms. Allocated memory is still 119.5 MB. Free memory was 95.9 MB in the beginning and 94.7 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:35:07,372 INFO L168 Benchmark]: RCFGBuilder took 343.45 ms. Allocated memory is still 119.5 MB. Free memory was 94.7 MB in the beginning and 83.9 MB in the end (delta: 10.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:35:07,373 INFO L168 Benchmark]: TraceAbstraction took 16.67 ms. Allocated memory is still 119.5 MB. Free memory was 83.4 MB in the beginning and 82.6 MB in the end (delta: 785.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:35:07,374 INFO L168 Benchmark]: Witness Printer took 56.74 ms. Allocated memory is still 119.5 MB. Free memory was 82.6 MB in the beginning and 80.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:35:07,380 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 86.0 MB. Free memory was 44.3 MB in the beginning and 44.3 MB in the end (delta: 44.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 256.84 ms. Allocated memory is still 119.5 MB. Free memory was 86.5 MB in the beginning and 97.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 35.91 ms. Allocated memory is still 119.5 MB. Free memory was 97.2 MB in the beginning and 95.9 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 21.16 ms. Allocated memory is still 119.5 MB. Free memory was 95.9 MB in the beginning and 94.7 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 343.45 ms. Allocated memory is still 119.5 MB. Free memory was 94.7 MB in the beginning and 83.9 MB in the end (delta: 10.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 16.67 ms. Allocated memory is still 119.5 MB. Free memory was 83.4 MB in the beginning and 82.6 MB in the end (delta: 785.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 56.74 ms. Allocated memory is still 119.5 MB. Free memory was 82.6 MB in the beginning and 80.0 MB in the end (delta: 2.6 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! [2021-10-29 04:35:07,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aef043e-41fa-4e2b-9667-87df98a510d8/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...