./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a21a1027-8014-4975-972e-a2f0b79625dc/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a21a1027-8014-4975-972e-a2f0b79625dc/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a21a1027-8014-4975-972e-a2f0b79625dc/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a21a1027-8014-4975-972e-a2f0b79625dc/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a21a1027-8014-4975-972e-a2f0b79625dc/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a21a1027-8014-4975-972e-a2f0b79625dc/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6995ed6ba91d7bb4325b7b2cb6cc1ca7ba7d3a61 ....................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:00:47,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:00:47,453 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:00:47,529 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:00:47,530 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:00:47,538 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:00:47,542 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:00:47,548 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:00:47,552 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:00:47,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:00:47,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:00:47,568 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:00:47,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:00:47,574 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:00:47,576 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:00:47,580 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:00:47,581 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:00:47,588 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:00:47,590 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:00:47,592 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:00:47,595 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:00:47,599 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:00:47,602 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:00:47,604 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:00:47,616 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:00:47,618 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:00:47,619 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:00:47,620 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:00:47,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:00:47,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:00:47,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:00:47,627 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:00:47,630 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:00:47,632 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:00:47,634 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:00:47,634 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:00:47,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:00:47,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:00:47,636 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:00:47,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:00:47,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:00:47,642 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a21a1027-8014-4975-972e-a2f0b79625dc/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf [2020-12-01 18:00:47,700 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:00:47,700 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:00:47,702 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:00:47,703 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:00:47,704 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:00:47,704 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:00:47,705 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:00:47,705 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:00:47,706 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 18:00:47,706 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:00:47,707 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:00:47,708 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:00:47,708 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:00:47,709 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:00:47,709 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:00:47,709 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-12-01 18:00:47,710 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:00:47,710 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:00:47,710 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:00:47,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:00:47,711 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:00:47,711 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:00:47,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:00:47,712 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:00:47,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:00:47,713 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:00:47,713 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:00:47,713 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:00:47,714 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:00:47,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:00:47,716 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:00:47,717 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-vcloud-master/worker/run_dir_a21a1027-8014-4975-972e-a2f0b79625dc/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a21a1027-8014-4975-972e-a2f0b79625dc/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6995ed6ba91d7bb4325b7b2cb6cc1ca7ba7d3a61 [2020-12-01 18:00:48,112 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:00:48,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:00:48,147 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:00:48,149 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:00:48,150 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:00:48,151 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a21a1027-8014-4975-972e-a2f0b79625dc/bin/ukojak/../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c [2020-12-01 18:00:48,236 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a21a1027-8014-4975-972e-a2f0b79625dc/bin/ukojak/data/c5e70e69e/7458fb6e8d664f1c8f706cf6d9cb0acd/FLAG169f40013 [2020-12-01 18:00:48,926 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:00:48,927 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a21a1027-8014-4975-972e-a2f0b79625dc/sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c [2020-12-01 18:00:48,952 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a21a1027-8014-4975-972e-a2f0b79625dc/bin/ukojak/data/c5e70e69e/7458fb6e8d664f1c8f706cf6d9cb0acd/FLAG169f40013 [2020-12-01 18:00:49,228 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a21a1027-8014-4975-972e-a2f0b79625dc/bin/ukojak/data/c5e70e69e/7458fb6e8d664f1c8f706cf6d9cb0acd [2020-12-01 18:00:49,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:00:49,233 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:00:49,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:00:49,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:00:49,245 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:00:49,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:00:49" (1/1) ... [2020-12-01 18:00:49,250 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@504683ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:49, skipping insertion in model container [2020-12-01 18:00:49,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:00:49" (1/1) ... [2020-12-01 18:00:49,261 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:00:49,341 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:00:49,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:00:49,737 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:00:49,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:00:49,833 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:00:49,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:49 WrapperNode [2020-12-01 18:00:49,846 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:00:49,848 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:00:49,850 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:00:49,850 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:00:49,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:49" (1/1) ... [2020-12-01 18:00:49,891 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:49" (1/1) ... [2020-12-01 18:00:49,969 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:00:49,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:00:49,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:00:49,983 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:00:49,996 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:49" (1/1) ... [2020-12-01 18:00:49,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:49" (1/1) ... [2020-12-01 18:00:50,001 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:49" (1/1) ... [2020-12-01 18:00:50,002 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:49" (1/1) ... [2020-12-01 18:00:50,013 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:49" (1/1) ... [2020-12-01 18:00:50,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:49" (1/1) ... [2020-12-01 18:00:50,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:49" (1/1) ... [2020-12-01 18:00:50,048 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:00:50,050 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:00:50,050 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:00:50,050 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:00:50,052 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a21a1027-8014-4975-972e-a2f0b79625dc/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:00:50,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:00:50,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:00:50,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:00:50,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:00:50,355 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-01 18:00:51,017 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2020-12-01 18:00:51,017 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2020-12-01 18:00:51,745 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:00:51,746 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-12-01 18:00:51,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:00:51 BoogieIcfgContainer [2020-12-01 18:00:51,749 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:00:51,751 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:00:51,751 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:00:51,764 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:00:51,765 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:00:51" (1/1) ... [2020-12-01 18:00:51,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:00:51,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:00:51,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 82 states and 143 transitions. [2020-12-01 18:00:51,846 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 143 transitions. [2020-12-01 18:00:51,850 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 18:00:51,850 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2020-12-01 18:00:51,875 INFO L765 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2020-12-01 18:00:51,978 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:00:51,984 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:00:51,985 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:00:51,985 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:00:51,985 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:00:51,986 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:00:51,986 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:00:51,986 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:00:51,986 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:00:51,987 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:00:51,987 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:00:51,987 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:00:51,988 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:00:51,988 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:00:51,988 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:00:51,988 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:00:51,989 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:00:51,989 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:00:51,989 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:00:51,989 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:00:51,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:00:51 ImpRootNode [2020-12-01 18:00:51,990 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 18:00:51,991 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 18:00:51,992 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 18:00:51,992 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 18:00:51,993 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:00:51" (3/4) ... [2020-12-01 18:00:51,998 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 18:00:52,021 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2020-12-01 18:00:52,022 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2020-12-01 18:00:52,024 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 18:00:52,026 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 18:00:52,187 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a21a1027-8014-4975-972e-a2f0b79625dc/bin/ukojak/witness.graphml [2020-12-01 18:00:52,188 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 18:00:52,191 INFO L168 Benchmark]: Toolchain (without parser) took 2956.62 ms. Allocated memory was 92.3 MB in the beginning and 115.3 MB in the end (delta: 23.1 MB). Free memory was 61.8 MB in the beginning and 69.9 MB in the end (delta: -8.1 MB). Peak memory consumption was 14.4 MB. Max. memory is 16.1 GB. [2020-12-01 18:00:52,191 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 92.3 MB. Free memory was 51.2 MB in the beginning and 51.1 MB in the end (delta: 71.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:00:52,192 INFO L168 Benchmark]: CACSL2BoogieTranslator took 606.35 ms. Allocated memory was 92.3 MB in the beginning and 115.3 MB in the end (delta: 23.1 MB). Free memory was 61.8 MB in the beginning and 87.9 MB in the end (delta: -26.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:00:52,193 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.22 ms. Allocated memory is still 115.3 MB. Free memory was 87.9 MB in the beginning and 85.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:00:52,194 INFO L168 Benchmark]: Boogie Preprocessor took 79.07 ms. Allocated memory is still 115.3 MB. Free memory was 85.3 MB in the beginning and 83.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:00:52,195 INFO L168 Benchmark]: RCFGBuilder took 1699.76 ms. Allocated memory is still 115.3 MB. Free memory was 83.2 MB in the beginning and 45.5 MB in the end (delta: 37.8 MB). Peak memory consumption was 53.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:00:52,195 INFO L168 Benchmark]: CodeCheck took 240.01 ms. Allocated memory is still 115.3 MB. Free memory was 44.8 MB in the beginning and 78.6 MB in the end (delta: -33.9 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:00:52,196 INFO L168 Benchmark]: Witness Printer took 196.66 ms. Allocated memory is still 115.3 MB. Free memory was 78.6 MB in the beginning and 69.9 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 18:00:52,200 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 82 locations, 0 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.0s, OverallIterations: 1, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 92.3 MB. Free memory was 51.2 MB in the beginning and 51.1 MB in the end (delta: 71.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 606.35 ms. Allocated memory was 92.3 MB in the beginning and 115.3 MB in the end (delta: 23.1 MB). Free memory was 61.8 MB in the beginning and 87.9 MB in the end (delta: -26.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 121.22 ms. Allocated memory is still 115.3 MB. Free memory was 87.9 MB in the beginning and 85.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 79.07 ms. Allocated memory is still 115.3 MB. Free memory was 85.3 MB in the beginning and 83.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1699.76 ms. Allocated memory is still 115.3 MB. Free memory was 83.2 MB in the beginning and 45.5 MB in the end (delta: 37.8 MB). Peak memory consumption was 53.7 MB. Max. memory is 16.1 GB. * CodeCheck took 240.01 ms. Allocated memory is still 115.3 MB. Free memory was 44.8 MB in the beginning and 78.6 MB in the end (delta: -33.9 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. * Witness Printer took 196.66 ms. Allocated memory is still 115.3 MB. Free memory was 78.6 MB in the beginning and 69.9 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...