./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/signedintegeroverflow-regression/AdditionIntMin.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23b0ec17-8398-4318-8ffd-6dac09db94da/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23b0ec17-8398-4318-8ffd-6dac09db94da/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23b0ec17-8398-4318-8ffd-6dac09db94da/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23b0ec17-8398-4318-8ffd-6dac09db94da/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/signedintegeroverflow-regression/AdditionIntMin.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23b0ec17-8398-4318-8ffd-6dac09db94da/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23b0ec17-8398-4318-8ffd-6dac09db94da/bin/ukojak-2xVlg8857e --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 64bit --witnessprinter.graph.data.programhash 27b7f4ca13f89942926d688f9661c8b9db8ca724ecc8df8ad72d9c1c501fca7e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:47:29,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:47:29,354 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:47:29,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:47:29,389 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:47:29,391 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:47:29,392 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:47:29,398 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:47:29,404 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:47:29,406 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:47:29,407 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:47:29,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:47:29,411 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:47:29,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:47:29,417 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:47:29,420 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:47:29,424 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:47:29,432 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:47:29,434 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:47:29,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:47:29,443 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:47:29,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:47:29,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:47:29,448 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:47:29,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:47:29,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:47:29,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:47:29,460 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:47:29,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:47:29,462 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:47:29,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:47:29,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:47:29,473 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:47:29,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:47:29,476 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:47:29,477 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:47:29,478 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:47:29,478 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:47:29,478 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:47:29,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:47:29,480 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:47:29,481 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23b0ec17-8398-4318-8ffd-6dac09db94da/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-13 23:47:29,533 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:47:29,534 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:47:29,535 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:47:29,535 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:47:29,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:47:29,536 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:47:29,536 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:47:29,536 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:47:29,536 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:47:29,536 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:47:29,537 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:47:29,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:47:29,538 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:47:29,538 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:47:29,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:47:29,538 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:47:29,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:47:29,539 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:47:29,539 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:47:29,539 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:47:29,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:47:29,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:47:29,540 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:47:29,540 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:47:29,540 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:47:29,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:47:29,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:47:29,541 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_23b0ec17-8398-4318-8ffd-6dac09db94da/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23b0ec17-8398-4318-8ffd-6dac09db94da/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27b7f4ca13f89942926d688f9661c8b9db8ca724ecc8df8ad72d9c1c501fca7e [2021-11-13 23:47:29,826 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:47:29,849 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:47:29,852 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:47:29,854 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:47:29,855 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:47:29,857 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23b0ec17-8398-4318-8ffd-6dac09db94da/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/signedintegeroverflow-regression/AdditionIntMin.i [2021-11-13 23:47:29,928 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23b0ec17-8398-4318-8ffd-6dac09db94da/bin/ukojak-2xVlg8857e/data/f63e2b88c/c07e0787e68d4bf482dd91e11fc806da/FLAG0a014ab0e [2021-11-13 23:47:30,502 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:47:30,502 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23b0ec17-8398-4318-8ffd-6dac09db94da/sv-benchmarks/c/signedintegeroverflow-regression/AdditionIntMin.i [2021-11-13 23:47:30,512 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23b0ec17-8398-4318-8ffd-6dac09db94da/bin/ukojak-2xVlg8857e/data/f63e2b88c/c07e0787e68d4bf482dd91e11fc806da/FLAG0a014ab0e [2021-11-13 23:47:30,842 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23b0ec17-8398-4318-8ffd-6dac09db94da/bin/ukojak-2xVlg8857e/data/f63e2b88c/c07e0787e68d4bf482dd91e11fc806da [2021-11-13 23:47:30,845 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:47:30,846 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:47:30,847 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:47:30,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:47:30,853 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:47:30,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:47:30" (1/1) ... [2021-11-13 23:47:30,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eae5eaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:30, skipping insertion in model container [2021-11-13 23:47:30,857 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:47:30" (1/1) ... [2021-11-13 23:47:30,864 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:47:30,892 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:47:31,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:47:31,122 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:47:31,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:47:31,224 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:47:31,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:31 WrapperNode [2021-11-13 23:47:31,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:47:31,226 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:47:31,227 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:47:31,227 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:47:31,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:31" (1/1) ... [2021-11-13 23:47:31,255 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:31" (1/1) ... [2021-11-13 23:47:31,278 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:47:31,280 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:47:31,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:47:31,281 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:47:31,290 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:31" (1/1) ... [2021-11-13 23:47:31,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:31" (1/1) ... [2021-11-13 23:47:31,298 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:31" (1/1) ... [2021-11-13 23:47:31,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:31" (1/1) ... [2021-11-13 23:47:31,307 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:31" (1/1) ... [2021-11-13 23:47:31,309 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:31" (1/1) ... [2021-11-13 23:47:31,314 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:31" (1/1) ... [2021-11-13 23:47:31,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:47:31,317 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:47:31,317 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:47:31,318 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:47:31,319 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:31" (1/1) ... [2021-11-13 23:47:31,327 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:47:31,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23b0ec17-8398-4318-8ffd-6dac09db94da/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:47:31,359 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23b0ec17-8398-4318-8ffd-6dac09db94da/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:47:31,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23b0ec17-8398-4318-8ffd-6dac09db94da/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:47:31,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:47:31,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:47:31,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:47:31,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:47:31,630 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:47:31,630 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 23:47:31,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:47:31 BoogieIcfgContainer [2021-11-13 23:47:31,633 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:47:31,634 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:47:31,634 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:47:31,652 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:47:31,652 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:47:31" (1/1) ... [2021-11-13 23:47:31,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:47:31,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:31,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2021-11-13 23:47:31,757 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2021-11-13 23:47:31,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-13 23:47:31,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:31,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:31,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:31,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:47:31,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:31,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 9 states and 8 transitions. [2021-11-13 23:47:31,992 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 8 transitions. [2021-11-13 23:47:31,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 23:47:31,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:31,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:32,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:47:32,009 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 23:47:32,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:47:32,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:47:32,066 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 23:47:32,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:47:32,090 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2021-11-13 23:47:32,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:47:32 ImpRootNode [2021-11-13 23:47:32,122 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-13 23:47:32,124 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 23:47:32,124 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 23:47:32,125 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 23:47:32,125 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:47:31" (3/4) ... [2021-11-13 23:47:32,127 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-13 23:47:32,162 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23b0ec17-8398-4318-8ffd-6dac09db94da/bin/ukojak-2xVlg8857e/witness.graphml [2021-11-13 23:47:32,163 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 23:47:32,165 INFO L158 Benchmark]: Toolchain (without parser) took 1317.41ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 73.0MB in the beginning and 83.2MB in the end (delta: -10.1MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2021-11-13 23:47:32,167 INFO L158 Benchmark]: CDTParser took 1.56ms. Allocated memory is still 100.7MB. Free memory is still 70.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:47:32,178 INFO L158 Benchmark]: CACSL2BoogieTranslator took 378.24ms. Allocated memory is still 100.7MB. Free memory was 72.9MB in the beginning and 59.1MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-13 23:47:32,179 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.40ms. Allocated memory is still 100.7MB. Free memory was 59.1MB in the beginning and 57.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:47:32,180 INFO L158 Benchmark]: Boogie Preprocessor took 36.59ms. Allocated memory is still 100.7MB. Free memory was 57.5MB in the beginning and 56.5MB in the end (delta: 955.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:47:32,181 INFO L158 Benchmark]: RCFGBuilder took 315.91ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 56.4MB in the beginning and 97.9MB in the end (delta: -41.5MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2021-11-13 23:47:32,182 INFO L158 Benchmark]: CodeCheck took 488.32ms. Allocated memory is still 121.6MB. Free memory was 97.8MB in the beginning and 84.5MB in the end (delta: 13.3MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2021-11-13 23:47:32,183 INFO L158 Benchmark]: Witness Printer took 38.71ms. Allocated memory is still 121.6MB. Free memory was 84.5MB in the beginning and 83.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:47:32,191 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, 10 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 15.25ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 11.19ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 0 mSDtfsCounter, 4 mSolverCounterSat, 0.32ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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 - CounterExampleResult [Line: 333]: integer overflow possible integer overflow possible We found a FailurePath: [L332] int minInt = -2147483647 - 1; VAL [minInt=-2147483648] [L333] minInt + -1 VAL [minInt=-2147483648] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.56ms. Allocated memory is still 100.7MB. Free memory is still 70.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 378.24ms. Allocated memory is still 100.7MB. Free memory was 72.9MB in the beginning and 59.1MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.40ms. Allocated memory is still 100.7MB. Free memory was 59.1MB in the beginning and 57.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.59ms. Allocated memory is still 100.7MB. Free memory was 57.5MB in the beginning and 56.5MB in the end (delta: 955.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 315.91ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 56.4MB in the beginning and 97.9MB in the end (delta: -41.5MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * CodeCheck took 488.32ms. Allocated memory is still 121.6MB. Free memory was 97.8MB in the beginning and 84.5MB in the end (delta: 13.3MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * Witness Printer took 38.71ms. Allocated memory is still 121.6MB. Free memory was 84.5MB in the beginning and 83.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2021-11-13 23:47:32,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23b0ec17-8398-4318-8ffd-6dac09db94da/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)